gl_backend.c

   1
   2 #include "quakedef.h"
   3 #include "cl_collision.h"
   4 #include "dpsoftrast.h"
   5 #ifdef SUPPORTD3D
   6 #include <d3d9.h>
   7 extern LPDIRECT3DDEVICE9 vid_d3d9dev;
   8 extern D3DCAPS9 vid_d3d9caps;
   9 #endif
  10
  11 // on GLES we have to use some proper #define's
  12 #ifndef GL_FRAMEBUFFER
  13 #define GL_FRAMEBUFFER                                   0x8D40
  14 #define GL_DEPTH_ATTACHMENT                              0x8D00
  15 #define GL_COLOR_ATTACHMENT0                             0x8CE0
  16 #define GL_INVALID_FRAMEBUFFER_OPERATION                 0x0506
  17 #endif
  18 #ifndef GL_COLOR_ATTACHMENT1
  19 #define GL_COLOR_ATTACHMENT1                             0x8CE1
  20 #define GL_COLOR_ATTACHMENT2                             0x8CE2
  21 #define GL_COLOR_ATTACHMENT3                             0x8CE3
  22 #define GL_COLOR_ATTACHMENT4                             0x8CE4
  23 #define GL_COLOR_ATTACHMENT5                             0x8CE5
  24 #define GL_COLOR_ATTACHMENT6                             0x8CE6
  25 #define GL_COLOR_ATTACHMENT7                             0x8CE7
  26 #define GL_COLOR_ATTACHMENT8                             0x8CE8
  27 #define GL_COLOR_ATTACHMENT9                             0x8CE9
  28 #define GL_COLOR_ATTACHMENT10                            0x8CEA
  29 #define GL_COLOR_ATTACHMENT11                            0x8CEB
  30 #define GL_COLOR_ATTACHMENT12                            0x8CEC
  31 #define GL_COLOR_ATTACHMENT13                            0x8CED
  32 #define GL_COLOR_ATTACHMENT14                            0x8CEE
  33 #define GL_COLOR_ATTACHMENT15                            0x8CEF
  34 #endif
  35 #ifndef GL_ARRAY_BUFFER
  36 #define GL_ARRAY_BUFFER               0x8892
  37 #define GL_ELEMENT_ARRAY_BUFFER       0x8893
  38 #endif
  39 //#ifndef GL_VERTEX_ARRAY
  40 //#define GL_VERTEX_ARRAY                               0x8074
  41 //#define GL_COLOR_ARRAY                                0x8076
  42 //#define GL_TEXTURE_COORD_ARRAY                        0x8078
  43 //#endif
  44 #ifndef GL_TEXTURE0
  45 #define GL_TEXTURE0                                     0x84C0
  46 #define GL_TEXTURE1                                     0x84C1
  47 #define GL_TEXTURE2                                     0x84C2
  48 #define GL_TEXTURE3                                     0x84C3
  49 #define GL_TEXTURE4                                     0x84C4
  50 #define GL_TEXTURE5                                     0x84C5
  51 #define GL_TEXTURE6                                     0x84C6
  52 #define GL_TEXTURE7                                     0x84C7
  53 #define GL_TEXTURE8                                     0x84C8
  54 #define GL_TEXTURE9                                     0x84C9
  55 #define GL_TEXTURE10                            0x84CA
  56 #define GL_TEXTURE11                            0x84CB
  57 #define GL_TEXTURE12                            0x84CC
  58 #define GL_TEXTURE13                            0x84CD
  59 #define GL_TEXTURE14                            0x84CE
  60 #define GL_TEXTURE15                            0x84CF
  61 #define GL_TEXTURE16                            0x84D0
  62 #define GL_TEXTURE17                            0x84D1
  63 #define GL_TEXTURE18                            0x84D2
  64 #define GL_TEXTURE19                            0x84D3
  65 #define GL_TEXTURE20                            0x84D4
  66 #define GL_TEXTURE21                            0x84D5
  67 #define GL_TEXTURE22                            0x84D6
  68 #define GL_TEXTURE23                            0x84D7
  69 #define GL_TEXTURE24                            0x84D8
  70 #define GL_TEXTURE25                            0x84D9
  71 #define GL_TEXTURE26                            0x84DA
  72 #define GL_TEXTURE27                            0x84DB
  73 #define GL_TEXTURE28                            0x84DC
  74 #define GL_TEXTURE29                            0x84DD
  75 #define GL_TEXTURE30                            0x84DE
  76 #define GL_TEXTURE31                            0x84DF
  77 #endif
  78
  79 #ifndef GL_TEXTURE_3D
  80 #define GL_TEXTURE_3D                           0x806F
  81 #endif
  82 #ifndef GL_TEXTURE_CUBE_MAP
  83 #define GL_TEXTURE_CUBE_MAP                 0x8513
  84 #endif
  85 //#ifndef GL_MODELVIEW
  86 //#define GL_MODELVIEW                          0x1700
  87 //#endif
  88 //#ifndef GL_PROJECTION
  89 //#define GL_PROJECTION                         0x1701
  90 //#endif
  91 //#ifndef GL_DECAL
  92 //#define GL_DECAL                              0x2101
  93 //#endif
  94 //#ifndef GL_INTERPOLATE
  95 //#define GL_INTERPOLATE                                0x8575
  96 //#endif
  97
  98
  99 #define MAX_RENDERTARGETS 4
 100
 101 cvar_t gl_mesh_drawrangeelements = {0, "gl_mesh_drawrangeelements", "1", "use glDrawRangeElements function if available instead of glDrawElements (for performance comparisons or bug testing)"};
 102 cvar_t gl_mesh_testmanualfeeding = {0, "gl_mesh_testmanualfeeding", "0", "use glBegin(GL_TRIANGLES);glTexCoord2f();glVertex3f();glEnd(); primitives instead of glDrawElements (useful to test for driver bugs with glDrawElements)"};
 103 cvar_t gl_mesh_prefer_short_elements = {CVAR_SAVE, "gl_mesh_prefer_short_elements", "1", "use GL_UNSIGNED_SHORT element arrays instead of GL_UNSIGNED_INT"};
 104 cvar_t gl_paranoid = {0, "gl_paranoid", "0", "enables OpenGL error checking and other tests"};
 105 cvar_t gl_printcheckerror = {0, "gl_printcheckerror", "0", "prints all OpenGL error checks, useful to identify location of driver crashes"};
 106
 107 cvar_t r_render = {0, "r_render", "1", "enables rendering 3D views (you want this on!)"};
 108 cvar_t r_renderview = {0, "r_renderview", "1", "enables rendering 3D views (you want this on!)"};
 109 cvar_t r_waterwarp = {CVAR_SAVE, "r_waterwarp", "1", "warp view while underwater"};
 110 cvar_t gl_polyblend = {CVAR_SAVE, "gl_polyblend", "1", "tints view while underwater, hurt, etc"};
 111 cvar_t gl_dither = {CVAR_SAVE, "gl_dither", "1", "enables OpenGL dithering (16bit looks bad with this off)"};
 112 cvar_t gl_vbo = {CVAR_SAVE, "gl_vbo", "3", "make use of GL_ARB_vertex_buffer_object extension to store static geometry in video memory for faster rendering, 0 disables VBO allocation or use, 1 enables VBOs for vertex and triangle data, 2 only for vertex data, 3 for vertex data and triangle data of simple meshes (ones with only one surface)"};
 113 cvar_t gl_vbo_dynamicvertex = {CVAR_SAVE, "gl_vbo_dynamicvertex", "0", "make use of GL_ARB_vertex_buffer_object extension when rendering dynamic (animated/procedural) geometry such as text and particles"};
 114 cvar_t gl_vbo_dynamicindex = {CVAR_SAVE, "gl_vbo_dynamicindex", "0", "make use of GL_ARB_vertex_buffer_object extension when rendering dynamic (animated/procedural) geometry such as text and particles"};
 115 cvar_t gl_fbo = {CVAR_SAVE, "gl_fbo", "1", "make use of GL_ARB_framebuffer_object extension to enable shadowmaps and other features using pixel formats different from the framebuffer"};
 116
 117 cvar_t v_flipped = {0, "v_flipped", "0", "mirror the screen (poor man's left handed mode)"};
 118 qboolean v_flipped_state = false;
 119
 120 r_viewport_t gl_viewport;
 121 matrix4x4_t gl_modelmatrix;
 122 matrix4x4_t gl_viewmatrix;
 123 matrix4x4_t gl_modelviewmatrix;
 124 matrix4x4_t gl_projectionmatrix;
 125 matrix4x4_t gl_modelviewprojectionmatrix;
 126 float gl_modelview16f[16];
 127 float gl_modelviewprojection16f[16];
 128 qboolean gl_modelmatrixchanged;
 129
 130 int gl_maxdrawrangeelementsvertices;
 131 int gl_maxdrawrangeelementsindices;
 132
 133 #ifdef DEBUGGL
 134 int errornumber = 0;
 135
 136 void GL_PrintError(int errornumber, const char *filename, int linenumber)
 137 {
 138         switch(errornumber)
 139         {
 140 #ifdef GL_INVALID_ENUM
 141         case GL_INVALID_ENUM:
 142                 Con_Printf("GL_INVALID_ENUM at %s:%i\n", filename, linenumber);
 143                 break;
 144 #endif
 145 #ifdef GL_INVALID_VALUE
 146         case GL_INVALID_VALUE:
 147                 Con_Printf("GL_INVALID_VALUE at %s:%i\n", filename, linenumber);
 148                 break;
 149 #endif
 150 #ifdef GL_INVALID_OPERATION
 151         case GL_INVALID_OPERATION:
 152                 Con_Printf("GL_INVALID_OPERATION at %s:%i\n", filename, linenumber);
 153                 break;
 154 #endif
 155 #ifdef GL_STACK_OVERFLOW
 156         case GL_STACK_OVERFLOW:
 157                 Con_Printf("GL_STACK_OVERFLOW at %s:%i\n", filename, linenumber);
 158                 break;
 159 #endif
 160 #ifdef GL_STACK_UNDERFLOW
 161         case GL_STACK_UNDERFLOW:
 162                 Con_Printf("GL_STACK_UNDERFLOW at %s:%i\n", filename, linenumber);
 163                 break;
 164 #endif
 165 #ifdef GL_OUT_OF_MEMORY
 166         case GL_OUT_OF_MEMORY:
 167                 Con_Printf("GL_OUT_OF_MEMORY at %s:%i\n", filename, linenumber);
 168                 break;
 169 #endif
 170 #ifdef GL_TABLE_TOO_LARGE
 171         case GL_TABLE_TOO_LARGE:
 172                 Con_Printf("GL_TABLE_TOO_LARGE at %s:%i\n", filename, linenumber);
 173                 break;
 174 #endif
 175 #ifdef GL_INVALID_FRAMEBUFFER_OPERATION
 176         case GL_INVALID_FRAMEBUFFER_OPERATION:
 177                 Con_Printf("GL_INVALID_FRAMEBUFFER_OPERATION at %s:%i\n", filename, linenumber);
 178                 break;
 179 #endif
 180         default:
 181                 Con_Printf("GL UNKNOWN (%i) at %s:%i\n", errornumber, filename, linenumber);
 182                 break;
 183         }
 184 }
 185 #endif
 186
 187 #define BACKENDACTIVECHECK if (!gl_state.active) Sys_Error("GL backend function called when backend is not active");
 188
 189 void SCR_ScreenShot_f (void);
 190
 191 typedef struct gltextureunit_s
 192 {
 193         int pointer_texcoord_components;
 194         int pointer_texcoord_gltype;
 195         size_t pointer_texcoord_stride;
 196         const void *pointer_texcoord_pointer;
 197         const r_meshbuffer_t *pointer_texcoord_vertexbuffer;
 198         size_t pointer_texcoord_offset;
 199
 200         rtexture_t *texture;
 201         int t2d, t3d, tcubemap;
 202         int arrayenabled;
 203         int rgbscale, alphascale;
 204         int combine;
 205         int combinergb, combinealpha;
 206         // texmatrixenabled exists only to avoid unnecessary texmatrix compares
 207         int texmatrixenabled;
 208         matrix4x4_t matrix;
 209 }
 210 gltextureunit_t;
 211
 212 typedef struct gl_state_s
 213 {
 214         int cullface;
 215         int cullfaceenable;
 216         int blendfunc1;
 217         int blendfunc2;
 218         qboolean blend;
 219         GLboolean depthmask;
 220         int colormask; // stored as bottom 4 bits: r g b a (3 2 1 0 order)
 221         int depthtest;
 222         int depthfunc;
 223         float depthrange[2];
 224         float polygonoffset[2];
 225         int alphatest;
 226         int alphafunc;
 227         float alphafuncvalue;
 228         qboolean alphatocoverage;
 229         int scissortest;
 230         unsigned int unit;
 231         unsigned int clientunit;
 232         gltextureunit_t units[MAX_TEXTUREUNITS];
 233         float color4f[4];
 234         int lockrange_first;
 235         int lockrange_count;
 236         int vertexbufferobject;
 237         int elementbufferobject;
 238         int uniformbufferobject;
 239         int framebufferobject;
 240         int defaultframebufferobject; // deal with platforms that use a non-zero default fbo
 241         qboolean pointer_color_enabled;
 242
 243         int pointer_vertex_components;
 244         int pointer_vertex_gltype;
 245         size_t pointer_vertex_stride;
 246         const void *pointer_vertex_pointer;
 247         const r_meshbuffer_t *pointer_vertex_vertexbuffer;
 248         size_t pointer_vertex_offset;
 249
 250         int pointer_color_components;
 251         int pointer_color_gltype;
 252         size_t pointer_color_stride;
 253         const void *pointer_color_pointer;
 254         const r_meshbuffer_t *pointer_color_vertexbuffer;
 255         size_t pointer_color_offset;
 256
 257         void *preparevertices_tempdata;
 258         size_t preparevertices_tempdatamaxsize;
 259         r_meshbuffer_t *preparevertices_dynamicvertexbuffer;
 260         r_vertexgeneric_t *preparevertices_vertexgeneric;
 261         r_vertexmesh_t *preparevertices_vertexmesh;
 262         int preparevertices_numvertices;
 263
 264         r_meshbuffer_t *draw_dynamicindexbuffer;
 265
 266         qboolean usevbo_staticvertex;
 267         qboolean usevbo_staticindex;
 268         qboolean usevbo_dynamicvertex;
 269         qboolean usevbo_dynamicindex;
 270
 271         memexpandablearray_t meshbufferarray;
 272
 273         qboolean active;
 274
 275 #ifdef SUPPORTD3D
 276 //      rtexture_t *d3drt_depthtexture;
 277 //      rtexture_t *d3drt_colortextures[MAX_RENDERTARGETS];
 278         IDirect3DSurface9 *d3drt_depthsurface;
 279         IDirect3DSurface9 *d3drt_colorsurfaces[MAX_RENDERTARGETS];
 280         IDirect3DSurface9 *d3drt_backbufferdepthsurface;
 281         IDirect3DSurface9 *d3drt_backbuffercolorsurface;
 282         void *d3dvertexbuffer;
 283         void *d3dvertexdata;
 284         size_t d3dvertexsize;
 285 #endif
 286 }
 287 gl_state_t;
 288
 289 static gl_state_t gl_state;
 290
 291
 292 /*
 293 note: here's strip order for a terrain row:
 294 0--1--2--3--4
 295 |\ |\ |\ |\ |
 296 | \| \| \| \|
 297 A--B--C--D--E
 298 clockwise
 299
 300 A0B, 01B, B1C, 12C, C2D, 23D, D3E, 34E
 301
 302 *elements++ = i + row;
 303 *elements++ = i;
 304 *elements++ = i + row + 1;
 305 *elements++ = i;
 306 *elements++ = i + 1;
 307 *elements++ = i + row + 1;
 308
 309
 310 for (y = 0;y < rows - 1;y++)
 311 {
 312         for (x = 0;x < columns - 1;x++)
 313         {
 314                 i = y * rows + x;
 315                 *elements++ = i + columns;
 316                 *elements++ = i;
 317                 *elements++ = i + columns + 1;
 318                 *elements++ = i;
 319                 *elements++ = i + 1;
 320                 *elements++ = i + columns + 1;
 321         }
 322 }
 323
 324 alternative:
 325 0--1--2--3--4
 326 | /| /|\ | /|
 327 |/ |/ | \|/ |
 328 A--B--C--D--E
 329 counterclockwise
 330
 331 for (y = 0;y < rows - 1;y++)
 332 {
 333         for (x = 0;x < columns - 1;x++)
 334         {
 335                 i = y * rows + x;
 336                 *elements++ = i;
 337                 *elements++ = i + columns;
 338                 *elements++ = i + columns + 1;
 339                 *elements++ = i + columns;
 340                 *elements++ = i + columns + 1;
 341                 *elements++ = i + 1;
 342         }
 343 }
 344 */
 345
 346 int polygonelement3i[(POLYGONELEMENTS_MAXPOINTS-2)*3];
 347 unsigned short polygonelement3s[(POLYGONELEMENTS_MAXPOINTS-2)*3];
 348 int quadelement3i[QUADELEMENTS_MAXQUADS*6];
 349 unsigned short quadelement3s[QUADELEMENTS_MAXQUADS*6];
 350
 351 static void GL_VBOStats_f(void)
 352 {
 353         GL_Mesh_ListVBOs(true);
 354 }
 355
 356 static void GL_Backend_ResetState(void);
 357
 358 static void R_Mesh_InitVertexDeclarations(void);
 359 static void R_Mesh_DestroyVertexDeclarations(void);
 360
 361 static void R_Mesh_SetUseVBO(void)
 362 {
 363         switch(vid.renderpath)
 364         {
 365         case RENDERPATH_GL11:
 366         case RENDERPATH_GL13:
 367         case RENDERPATH_GL20:
 368         case RENDERPATH_GLES1:
 369                 gl_state.usevbo_staticvertex = (vid.support.arb_vertex_buffer_object && gl_vbo.integer) || vid.forcevbo;
 370                 gl_state.usevbo_staticindex = (vid.support.arb_vertex_buffer_object && (gl_vbo.integer == 1 || gl_vbo.integer == 3)) || vid.forcevbo;
 371                 gl_state.usevbo_dynamicvertex = (vid.support.arb_vertex_buffer_object && gl_vbo_dynamicvertex.integer) || vid.forcevbo;
 372                 gl_state.usevbo_dynamicindex = (vid.support.arb_vertex_buffer_object && gl_vbo_dynamicindex.integer) || vid.forcevbo;
 373                 break;
 374         case RENDERPATH_D3D9:
 375                 gl_state.usevbo_staticvertex = gl_state.usevbo_staticindex = (vid.support.arb_vertex_buffer_object && gl_vbo.integer) || vid.forcevbo;
 376                 gl_state.usevbo_dynamicvertex = gl_state.usevbo_dynamicindex = (vid.support.arb_vertex_buffer_object && gl_vbo_dynamicvertex.integer && gl_vbo_dynamicindex.integer) || vid.forcevbo;
 377                 break;
 378         case RENDERPATH_D3D10:
 379                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 380                 break;
 381         case RENDERPATH_D3D11:
 382                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 383                 break;
 384         case RENDERPATH_SOFT:
 385                 gl_state.usevbo_staticvertex = false;
 386                 gl_state.usevbo_staticindex = false;
 387                 gl_state.usevbo_dynamicvertex = false;
 388                 gl_state.usevbo_dynamicindex = false;
 389                 break;
 390         case RENDERPATH_GLES2:
 391                 gl_state.usevbo_staticvertex = (vid.support.arb_vertex_buffer_object && gl_vbo.integer) || vid.forcevbo;
 392                 gl_state.usevbo_staticindex = false;
 393                 gl_state.usevbo_dynamicvertex = (vid.support.arb_vertex_buffer_object && gl_vbo_dynamicvertex.integer) || vid.forcevbo;
 394                 gl_state.usevbo_dynamicindex = false;
 395                 break;
 396         }
 397 }
 398
 399 static void gl_backend_start(void)
 400 {
 401         memset(&gl_state, 0, sizeof(gl_state));
 402
 403         R_Mesh_InitVertexDeclarations();
 404
 405         R_Mesh_SetUseVBO();
 406         Mem_ExpandableArray_NewArray(&gl_state.meshbufferarray, r_main_mempool, sizeof(r_meshbuffer_t), 128);
 407
 408         Con_DPrintf("OpenGL backend started.\n");
 409
 410         CHECKGLERROR
 411
 412         GL_Backend_ResetState();
 413
 414         switch(vid.renderpath)
 415         {
 416         case RENDERPATH_GL11:
 417         case RENDERPATH_GL13:
 418         case RENDERPATH_GL20:
 419         case RENDERPATH_GLES1:
 420         case RENDERPATH_GLES2:
 421                 // fetch current fbo here (default fbo is not 0 on some GLES devices)
 422                 if (vid.support.ext_framebuffer_object)
 423                         qglGetIntegerv(GL_FRAMEBUFFER_BINDING, &gl_state.defaultframebufferobject);
 424                 break;
 425         case RENDERPATH_D3D9:
 426 #ifdef SUPPORTD3D
 427                 IDirect3DDevice9_GetDepthStencilSurface(vid_d3d9dev, &gl_state.d3drt_backbufferdepthsurface);
 428                 IDirect3DDevice9_GetRenderTarget(vid_d3d9dev, 0, &gl_state.d3drt_backbuffercolorsurface);
 429 #endif
 430                 break;
 431         case RENDERPATH_D3D10:
 432                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 433                 break;
 434         case RENDERPATH_D3D11:
 435                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 436                 break;
 437         case RENDERPATH_SOFT:
 438                 break;
 439         }
 440 }
 441
 442 static void gl_backend_shutdown(void)
 443 {
 444         Con_DPrint("OpenGL Backend shutting down\n");
 445
 446         switch(vid.renderpath)
 447         {
 448         case RENDERPATH_GL11:
 449         case RENDERPATH_GL13:
 450         case RENDERPATH_GL20:
 451         case RENDERPATH_SOFT:
 452         case RENDERPATH_GLES1:
 453         case RENDERPATH_GLES2:
 454                 break;
 455         case RENDERPATH_D3D9:
 456 #ifdef SUPPORTD3D
 457                 IDirect3DSurface9_Release(gl_state.d3drt_backbufferdepthsurface);
 458                 IDirect3DSurface9_Release(gl_state.d3drt_backbuffercolorsurface);
 459 #endif
 460                 break;
 461         case RENDERPATH_D3D10:
 462                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 463                 break;
 464         case RENDERPATH_D3D11:
 465                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 466                 break;
 467         }
 468
 469         if (gl_state.preparevertices_tempdata)
 470                 Mem_Free(gl_state.preparevertices_tempdata);
 471
 472         Mem_ExpandableArray_FreeArray(&gl_state.meshbufferarray);
 473
 474         R_Mesh_DestroyVertexDeclarations();
 475
 476         memset(&gl_state, 0, sizeof(gl_state));
 477 }
 478
 479 static void gl_backend_newmap(void)
 480 {
 481 }
 482
 483 static void gl_backend_devicelost(void)
 484 {
 485         int i, endindex;
 486         r_meshbuffer_t *buffer;
 487 #ifdef SUPPORTD3D
 488         gl_state.d3dvertexbuffer = NULL;
 489 #endif
 490         switch(vid.renderpath)
 491         {
 492         case RENDERPATH_GL11:
 493         case RENDERPATH_GL13:
 494         case RENDERPATH_GL20:
 495         case RENDERPATH_SOFT:
 496         case RENDERPATH_GLES1:
 497         case RENDERPATH_GLES2:
 498                 break;
 499         case RENDERPATH_D3D9:
 500 #ifdef SUPPORTD3D
 501                 IDirect3DSurface9_Release(gl_state.d3drt_backbufferdepthsurface);
 502                 IDirect3DSurface9_Release(gl_state.d3drt_backbuffercolorsurface);
 503 #endif
 504                 break;
 505         case RENDERPATH_D3D10:
 506                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 507                 break;
 508         case RENDERPATH_D3D11:
 509                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 510                 break;
 511         }
 512         endindex = Mem_ExpandableArray_IndexRange(&gl_state.meshbufferarray);
 513         for (i = 0;i < endindex;i++)
 514         {
 515                 buffer = (r_meshbuffer_t *) Mem_ExpandableArray_RecordAtIndex(&gl_state.meshbufferarray, i);
 516                 if (!buffer || !buffer->isdynamic)
 517                         continue;
 518                 switch(vid.renderpath)
 519                 {
 520                 case RENDERPATH_GL11:
 521                 case RENDERPATH_GL13:
 522                 case RENDERPATH_GL20:
 523                 case RENDERPATH_SOFT:
 524                 case RENDERPATH_GLES1:
 525                 case RENDERPATH_GLES2:
 526                         break;
 527                 case RENDERPATH_D3D9:
 528 #ifdef SUPPORTD3D
 529                         if (buffer->devicebuffer)
 530                         {
 531                                 if (buffer->isindexbuffer)
 532                                         IDirect3DIndexBuffer9_Release((IDirect3DIndexBuffer9*)buffer->devicebuffer);
 533                                 else
 534                                         IDirect3DVertexBuffer9_Release((IDirect3DVertexBuffer9*)buffer->devicebuffer);
 535                                 buffer->devicebuffer = NULL;
 536                         }
 537 #endif
 538                         break;
 539                 case RENDERPATH_D3D10:
 540                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 541                         break;
 542                 case RENDERPATH_D3D11:
 543                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 544                         break;
 545                 }
 546         }
 547 }
 548
 549 static void gl_backend_devicerestored(void)
 550 {
 551         switch(vid.renderpath)
 552         {
 553         case RENDERPATH_GL11:
 554         case RENDERPATH_GL13:
 555         case RENDERPATH_GL20:
 556         case RENDERPATH_SOFT:
 557         case RENDERPATH_GLES1:
 558         case RENDERPATH_GLES2:
 559                 break;
 560         case RENDERPATH_D3D9:
 561 #ifdef SUPPORTD3D
 562                 IDirect3DDevice9_GetDepthStencilSurface(vid_d3d9dev, &gl_state.d3drt_backbufferdepthsurface);
 563                 IDirect3DDevice9_GetRenderTarget(vid_d3d9dev, 0, &gl_state.d3drt_backbuffercolorsurface);
 564 #endif
 565                 break;
 566         case RENDERPATH_D3D10:
 567                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 568                 break;
 569         case RENDERPATH_D3D11:
 570                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 571                 break;
 572         }
 573 }
 574
 575 void gl_backend_init(void)
 576 {
 577         int i;
 578
 579         for (i = 0;i < POLYGONELEMENTS_MAXPOINTS - 2;i++)
 580         {
 581                 polygonelement3s[i * 3 + 0] = 0;
 582                 polygonelement3s[i * 3 + 1] = i + 1;
 583                 polygonelement3s[i * 3 + 2] = i + 2;
 584         }
 585         // elements for rendering a series of quads as triangles
 586         for (i = 0;i < QUADELEMENTS_MAXQUADS;i++)
 587         {
 588                 quadelement3s[i * 6 + 0] = i * 4;
 589                 quadelement3s[i * 6 + 1] = i * 4 + 1;
 590                 quadelement3s[i * 6 + 2] = i * 4 + 2;
 591                 quadelement3s[i * 6 + 3] = i * 4;
 592                 quadelement3s[i * 6 + 4] = i * 4 + 2;
 593                 quadelement3s[i * 6 + 5] = i * 4 + 3;
 594         }
 595
 596         for (i = 0;i < (POLYGONELEMENTS_MAXPOINTS - 2)*3;i++)
 597                 polygonelement3i[i] = polygonelement3s[i];
 598         for (i = 0;i < QUADELEMENTS_MAXQUADS*6;i++)
 599                 quadelement3i[i] = quadelement3s[i];
 600
 601         Cvar_RegisterVariable(&r_render);
 602         Cvar_RegisterVariable(&r_renderview);
 603         Cvar_RegisterVariable(&r_waterwarp);
 604         Cvar_RegisterVariable(&gl_polyblend);
 605         Cvar_RegisterVariable(&v_flipped);
 606         Cvar_RegisterVariable(&gl_dither);
 607         Cvar_RegisterVariable(&gl_vbo);
 608         Cvar_RegisterVariable(&gl_vbo_dynamicvertex);
 609         Cvar_RegisterVariable(&gl_vbo_dynamicindex);
 610         Cvar_RegisterVariable(&gl_paranoid);
 611         Cvar_RegisterVariable(&gl_printcheckerror);
 612
 613         Cvar_RegisterVariable(&gl_mesh_drawrangeelements);
 614         Cvar_RegisterVariable(&gl_mesh_testmanualfeeding);
 615         Cvar_RegisterVariable(&gl_mesh_prefer_short_elements);
 616
 617         Cmd_AddCommand("gl_vbostats", GL_VBOStats_f, "prints a list of all buffer objects (vertex data and triangle elements) and total video memory used by them");
 618
 619         R_RegisterModule("GL_Backend", gl_backend_start, gl_backend_shutdown, gl_backend_newmap, gl_backend_devicelost, gl_backend_devicerestored);
 620 }
 621
 622 void GL_SetMirrorState(qboolean state);
 623
 624 void R_Viewport_TransformToScreen(const r_viewport_t *v, const vec4_t in, vec4_t out)
 625 {
 626         vec4_t temp;
 627         float iw;
 628         Matrix4x4_Transform4 (&v->viewmatrix, in, temp);
 629         Matrix4x4_Transform4 (&v->projectmatrix, temp, out);
 630         iw = 1.0f / out[3];
 631         out[0] = v->x + (out[0] * iw + 1.0f) * v->width * 0.5f;
 632
 633         // for an odd reason, inverting this is wrong for R_Shadow_ScissorForBBox (we then get badly scissored lights)
 634         //out[1] = v->y + v->height - (out[1] * iw + 1.0f) * v->height * 0.5f;
 635         out[1] = v->y + (out[1] * iw + 1.0f) * v->height * 0.5f;
 636
 637         out[2] = v->z + (out[2] * iw + 1.0f) * v->depth * 0.5f;
 638 }
 639
 640 void GL_Finish(void)
 641 {
 642         switch(vid.renderpath)
 643         {
 644         case RENDERPATH_GL11:
 645         case RENDERPATH_GL13:
 646         case RENDERPATH_GL20:
 647         case RENDERPATH_GLES1:
 648         case RENDERPATH_GLES2:
 649                 qglFinish();
 650                 break;
 651         case RENDERPATH_D3D9:
 652                 //Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 653                 break;
 654         case RENDERPATH_D3D10:
 655                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 656                 break;
 657         case RENDERPATH_D3D11:
 658                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
 659                 break;
 660         case RENDERPATH_SOFT:
 661                 DPSOFTRAST_Finish();
 662                 break;
 663         }
 664 }
 665
 666 static int bboxedges[12][2] =
 667 {
 668         // top
 669         {0, 1}, // +X
 670         {0, 2}, // +Y
 671         {1, 3}, // Y, +X
 672         {2, 3}, // X, +Y
 673         // bottom
 674         {4, 5}, // +X
 675         {4, 6}, // +Y
 676         {5, 7}, // Y, +X
 677         {6, 7}, // X, +Y
 678         // verticals
 679         {0, 4}, // +Z
 680         {1, 5}, // X, +Z
 681         {2, 6}, // Y, +Z
 682         {3, 7}, // XY, +Z
 683 };
 684
 685 qboolean R_ScissorForBBox(const float *mins, const float *maxs, int *scissor)
 686 {
 687         int i, ix1, iy1, ix2, iy2;
 688         float x1, y1, x2, y2;
 689         vec4_t v, v2;
 690         float vertex[20][3];
 691         int j, k;
 692         vec4_t plane4f;
 693         int numvertices;
 694         float corner[8][4];
 695         float dist[8];
 696         int sign[8];
 697         float f;
 698
 699         scissor[0] = r_refdef.view.viewport.x;
 700         scissor[1] = r_refdef.view.viewport.y;
 701         scissor[2] = r_refdef.view.viewport.width;
 702         scissor[3] = r_refdef.view.viewport.height;
 703
 704         // if view is inside the box, just say yes it's visible
 705         if (BoxesOverlap(r_refdef.view.origin, r_refdef.view.origin, mins, maxs))
 706                 return false;
 707
 708         // transform all corners that are infront of the nearclip plane
 709         VectorNegate(r_refdef.view.frustum[4].normal, plane4f);
 710         plane4f[3] = r_refdef.view.frustum[4].dist;
 711         numvertices = 0;
 712         for (i = 0;i < 8;i++)
 713         {
 714                 Vector4Set(corner[i], (i & 1) ? maxs[0] : mins[0], (i & 2) ? maxs[1] : mins[1], (i & 4) ? maxs[2] : mins[2], 1);
 715                 dist[i] = DotProduct4(corner[i], plane4f);
 716                 sign[i] = dist[i] > 0;
 717                 if (!sign[i])
 718                 {
 719                         VectorCopy(corner[i], vertex[numvertices]);
 720                         numvertices++;
 721                 }
 722         }
 723         // if some points are behind the nearclip, add clipped edge points to make
 724         // sure that the scissor boundary is complete
 725         if (numvertices > 0 && numvertices < 8)
 726         {
 727                 // add clipped edge points
 728                 for (i = 0;i < 12;i++)
 729                 {
 730                         j = bboxedges[i][0];
 731                         k = bboxedges[i][1];
 732                         if (sign[j] != sign[k])
 733                         {
 734                                 f = dist[j] / (dist[j] - dist[k]);
 735                                 VectorLerp(corner[j], f, corner[k], vertex[numvertices]);
 736                                 numvertices++;
 737                         }
 738                 }
 739         }
 740
 741         // if we have no points to check, it is behind the view plane
 742         if (!numvertices)
 743                 return true;
 744
 745         // if we have some points to transform, check what screen area is covered
 746         x1 = y1 = x2 = y2 = 0;
 747         v[3] = 1.0f;
 748         //Con_Printf("%i vertices to transform...\n", numvertices);
 749         for (i = 0;i < numvertices;i++)
 750         {
 751                 VectorCopy(vertex[i], v);
 752                 R_Viewport_TransformToScreen(&r_refdef.view.viewport, v, v2);
 753                 //Con_Printf("%.3f %.3f %.3f %.3f transformed to %.3f %.3f %.3f %.3f\n", v[0], v[1], v[2], v[3], v2[0], v2[1], v2[2], v2[3]);
 754                 if (i)
 755                 {
 756                         if (x1 > v2[0]) x1 = v2[0];
 757                         if (x2 < v2[0]) x2 = v2[0];
 758                         if (y1 > v2[1]) y1 = v2[1];
 759                         if (y2 < v2[1]) y2 = v2[1];
 760                 }
 761                 else
 762                 {
 763                         x1 = x2 = v2[0];
 764                         y1 = y2 = v2[1];
 765                 }
 766         }
 767
 768         // now convert the scissor rectangle to integer screen coordinates
 769         ix1 = (int)(x1 - 1.0f);
 770         //iy1 = vid.height - (int)(y2 - 1.0f);
 771         //iy1 = r_refdef.view.viewport.width + 2 * r_refdef.view.viewport.x - (int)(y2 - 1.0f);
 772         iy1 = (int)(y1 - 1.0f);
 773         ix2 = (int)(x2 + 1.0f);
 774         //iy2 = vid.height - (int)(y1 + 1.0f);
 775         //iy2 = r_refdef.view.viewport.height + 2 * r_refdef.view.viewport.y - (int)(y1 + 1.0f);
 776         iy2 = (int)(y2 + 1.0f);
 777         //Con_Printf("%f %f %f %f\n", x1, y1, x2, y2);
 778
 779         // clamp it to the screen
 780         if (ix1 < r_refdef.view.viewport.x) ix1 = r_refdef.view.viewport.x;
 781         if (iy1 < r_refdef.view.viewport.y) iy1 = r_refdef.view.viewport.y;
 782         if (ix2 > r_refdef.view.viewport.x + r_refdef.view.viewport.width) ix2 = r_refdef.view.viewport.x + r_refdef.view.viewport.width;
 783         if (iy2 > r_refdef.view.viewport.y + r_refdef.view.viewport.height) iy2 = r_refdef.view.viewport.y + r_refdef.view.viewport.height;
 784
 785         // if it is inside out, it's not visible
 786         if (ix2 <= ix1 || iy2 <= iy1)
 787                 return true;
 788
 789         // the light area is visible, set up the scissor rectangle
 790         scissor[0] = ix1;
 791         scissor[1] = iy1;
 792         scissor[2] = ix2 - ix1;
 793         scissor[3] = iy2 - iy1;
 794
 795         // D3D Y coordinate is top to bottom, OpenGL is bottom to top, fix the D3D one
 796         switch(vid.renderpath)
 797         {
 798         case RENDERPATH_D3D9:
 799         case RENDERPATH_D3D10:
 800         case RENDERPATH_D3D11:
 801                 scissor[1] = vid.height - scissor[1] - scissor[3];
 802                 break;
 803         case RENDERPATH_GL11:
 804         case RENDERPATH_GL13:
 805         case RENDERPATH_GL20:
 806         case RENDERPATH_SOFT:
 807         case RENDERPATH_GLES1:
 808         case RENDERPATH_GLES2:
 809                 break;
 810         }
 811
 812         return false;
 813 }
 814
 815
 816 static void R_Viewport_ApplyNearClipPlaneFloatGL(const r_viewport_t *v, float *m, float normalx, float normaly, float normalz, float dist)
 817 {
 818         float q[4];
 819         float d;
 820         float clipPlane[4], v3[3], v4[3];
 821         float normal[3];
 822
 823         // This is inspired by Oblique Depth Projection from http://www.terathon.com/code/oblique.php
 824
 825         VectorSet(normal, normalx, normaly, normalz);
 826         Matrix4x4_Transform3x3(&v->viewmatrix, normal, clipPlane);
 827         VectorScale(normal, -dist, v3);
 828         Matrix4x4_Transform(&v->viewmatrix, v3, v4);
 829         // FIXME: LordHavoc: I think this can be done more efficiently somehow but I can't remember the technique
 830         clipPlane[3] = -DotProduct(v4, clipPlane);
 831
 832 #if 0
 833 {
 834         // testing code for comparing results
 835         float clipPlane2[4];
 836         VectorCopy4(clipPlane, clipPlane2);
 837         R_EntityMatrix(&identitymatrix);
 838         VectorSet(q, normal[0], normal[1], normal[2], -dist);
 839         qglClipPlane(GL_CLIP_PLANE0, q);
 840         qglGetClipPlane(GL_CLIP_PLANE0, q);
 841         VectorCopy4(q, clipPlane);
 842 }
 843 #endif
 844
 845         // Calculate the clip-space corner point opposite the clipping plane
 846         // as (sgn(clipPlane.x), sgn(clipPlane.y), 1, 1) and
 847         // transform it into camera space by multiplying it
 848         // by the inverse of the projection matrix
 849         q[0] = ((clipPlane[0] < 0.0f ? -1.0f : clipPlane[0] > 0.0f ? 1.0f : 0.0f) + m[8]) / m[0];
 850         q[1] = ((clipPlane[1] < 0.0f ? -1.0f : clipPlane[1] > 0.0f ? 1.0f : 0.0f) + m[9]) / m[5];
 851         q[2] = -1.0f;
 852         q[3] = (1.0f + m[10]) / m[14];
 853
 854         // Calculate the scaled plane vector
 855         d = 2.0f / DotProduct4(clipPlane, q);
 856
 857         // Replace the third row of the projection matrix
 858         m[2] = clipPlane[0] * d;
 859         m[6] = clipPlane[1] * d;
 860         m[10] = clipPlane[2] * d + 1.0f;
 861         m[14] = clipPlane[3] * d;
 862 }
 863
 864 void R_Viewport_InitOrtho(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, float x1, float y1, float x2, float y2, float nearclip, float farclip, const float *nearplane)
 865 {
 866         float left = x1, right = x2, bottom = y2, top = y1, zNear = nearclip, zFar = farclip;
 867         float m[16];
 868         memset(v, 0, sizeof(*v));
 869         v->type = R_VIEWPORTTYPE_ORTHO;
 870         v->cameramatrix = *cameramatrix;
 871         v->x = x;
 872         v->y = y;
 873         v->z = 0;
 874         v->width = width;
 875         v->height = height;
 876         v->depth = 1;
 877         memset(m, 0, sizeof(m));
 878         m[0]  = 2/(right - left);
 879         m[5]  = 2/(top - bottom);
 880         m[10] = -2/(zFar - zNear);
 881         m[12] = - (right + left)/(right - left);
 882         m[13] = - (top + bottom)/(top - bottom);
 883         m[14] = - (zFar + zNear)/(zFar - zNear);
 884         m[15] = 1;
 885         switch(vid.renderpath)
 886         {
 887         case RENDERPATH_GL11:
 888         case RENDERPATH_GL13:
 889         case RENDERPATH_GL20:
 890         case RENDERPATH_SOFT:
 891         case RENDERPATH_GLES1:
 892         case RENDERPATH_GLES2:
 893                 break;
 894         case RENDERPATH_D3D9:
 895         case RENDERPATH_D3D10:
 896         case RENDERPATH_D3D11:
 897                 m[10] = -1/(zFar - zNear);
 898                 m[14] = -zNear/(zFar-zNear);
 899                 break;
 900         }
 901         v->screentodepth[0] = -farclip / (farclip - nearclip);
 902         v->screentodepth[1] = farclip * nearclip / (farclip - nearclip);
 903
 904         Matrix4x4_Invert_Full(&v->viewmatrix, &v->cameramatrix);
 905
 906         if (nearplane)
 907                 R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
 908
 909         Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
 910
 911 #if 0
 912         {
 913                 vec4_t test1;
 914                 vec4_t test2;
 915                 Vector4Set(test1, (x1+x2)*0.5f, (y1+y2)*0.5f, 0.0f, 1.0f);
 916                 R_Viewport_TransformToScreen(v, test1, test2);
 917                 Con_Printf("%f %f %f -> %f %f %f\n", test1[0], test1[1], test1[2], test2[0], test2[1], test2[2]);
 918         }
 919 #endif
 920 }
 921
 922 void R_Viewport_InitPerspective(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, float frustumx, float frustumy, float nearclip, float farclip, const float *nearplane)
 923 {
 924         matrix4x4_t tempmatrix, basematrix;
 925         float m[16];
 926         memset(v, 0, sizeof(*v));
 927
 928         v->type = R_VIEWPORTTYPE_PERSPECTIVE;
 929         v->cameramatrix = *cameramatrix;
 930         v->x = x;
 931         v->y = y;
 932         v->z = 0;
 933         v->width = width;
 934         v->height = height;
 935         v->depth = 1;
 936         memset(m, 0, sizeof(m));
 937         m[0]  = 1.0 / frustumx;
 938         m[5]  = 1.0 / frustumy;
 939         m[10] = -(farclip + nearclip) / (farclip - nearclip);
 940         m[11] = -1;
 941         m[14] = -2 * nearclip * farclip / (farclip - nearclip);
 942         v->screentodepth[0] = -farclip / (farclip - nearclip);
 943         v->screentodepth[1] = farclip * nearclip / (farclip - nearclip);
 944
 945         Matrix4x4_Invert_Full(&tempmatrix, &v->cameramatrix);
 946         Matrix4x4_CreateRotate(&basematrix, -90, 1, 0, 0);
 947         Matrix4x4_ConcatRotate(&basematrix, 90, 0, 0, 1);
 948         Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
 949
 950         if (nearplane)
 951                 R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
 952
 953         if(v_flipped.integer)
 954         {
 955                 m[0] = -m[0];
 956                 m[4] = -m[4];
 957                 m[8] = -m[8];
 958                 m[12] = -m[12];
 959         }
 960
 961         Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
 962 }
 963
 964 void R_Viewport_InitPerspectiveInfinite(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, float frustumx, float frustumy, float nearclip, const float *nearplane)
 965 {
 966         matrix4x4_t tempmatrix, basematrix;
 967         const float nudge = 1.0 - 1.0 / (1<<23);
 968         float m[16];
 969         memset(v, 0, sizeof(*v));
 970
 971         v->type = R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP;
 972         v->cameramatrix = *cameramatrix;
 973         v->x = x;
 974         v->y = y;
 975         v->z = 0;
 976         v->width = width;
 977         v->height = height;
 978         v->depth = 1;
 979         memset(m, 0, sizeof(m));
 980         m[ 0] = 1.0 / frustumx;
 981         m[ 5] = 1.0 / frustumy;
 982         m[10] = -nudge;
 983         m[11] = -1;
 984         m[14] = -2 * nearclip * nudge;
 985         v->screentodepth[0] = (m[10] + 1) * 0.5 - 1;
 986         v->screentodepth[1] = m[14] * -0.5;
 987
 988         Matrix4x4_Invert_Full(&tempmatrix, &v->cameramatrix);
 989         Matrix4x4_CreateRotate(&basematrix, -90, 1, 0, 0);
 990         Matrix4x4_ConcatRotate(&basematrix, 90, 0, 0, 1);
 991         Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
 992
 993         if (nearplane)
 994                 R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
 995
 996         if(v_flipped.integer)
 997         {
 998                 m[0] = -m[0];
 999                 m[4] = -m[4];
1000                 m[8] = -m[8];
1001                 m[12] = -m[12];
1002         }
1003
1004         Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
1005 }
1006
1007 float cubeviewmatrix[6][16] =
1008 {
1009     // standard cubemap projections
1010     { // +X
1011          0, 0,-1, 0,
1012          0,-1, 0, 0,
1013         -1, 0, 0, 0,
1014          0, 0, 0, 1,
1015     },
1016     { // -X
1017          0, 0, 1, 0,
1018          0,-1, 0, 0,
1019          1, 0, 0, 0,
1020          0, 0, 0, 1,
1021     },
1022     { // +Y
1023          1, 0, 0, 0,
1024          0, 0,-1, 0,
1025          0, 1, 0, 0,
1026          0, 0, 0, 1,
1027     },
1028     { // -Y
1029          1, 0, 0, 0,
1030          0, 0, 1, 0,
1031          0,-1, 0, 0,
1032          0, 0, 0, 1,
1033     },
1034     { // +Z
1035          1, 0, 0, 0,
1036          0,-1, 0, 0,
1037          0, 0,-1, 0,
1038          0, 0, 0, 1,
1039     },
1040     { // -Z
1041         -1, 0, 0, 0,
1042          0,-1, 0, 0,
1043          0, 0, 1, 0,
1044          0, 0, 0, 1,
1045     },
1046 };
1047 float rectviewmatrix[6][16] =
1048 {
1049     // sign-preserving cubemap projections
1050     { // +X
1051          0, 0,-1, 0,
1052          0, 1, 0, 0,
1053          1, 0, 0, 0,
1054          0, 0, 0, 1,
1055     },
1056     { // -X
1057          0, 0, 1, 0,
1058          0, 1, 0, 0,
1059          1, 0, 0, 0,
1060          0, 0, 0, 1,
1061     },
1062     { // +Y
1063          1, 0, 0, 0,
1064          0, 0,-1, 0,
1065          0, 1, 0, 0,
1066          0, 0, 0, 1,
1067     },
1068     { // -Y
1069          1, 0, 0, 0,
1070          0, 0, 1, 0,
1071          0, 1, 0, 0,
1072          0, 0, 0, 1,
1073     },
1074     { // +Z
1075          1, 0, 0, 0,
1076          0, 1, 0, 0,
1077          0, 0,-1, 0,
1078          0, 0, 0, 1,
1079     },
1080     { // -Z
1081          1, 0, 0, 0,
1082          0, 1, 0, 0,
1083          0, 0, 1, 0,
1084          0, 0, 0, 1,
1085     },
1086 };
1087
1088 void R_Viewport_InitCubeSideView(r_viewport_t *v, const matrix4x4_t *cameramatrix, int side, int size, float nearclip, float farclip, const float *nearplane)
1089 {
1090         matrix4x4_t tempmatrix, basematrix;
1091         float m[16];
1092         memset(v, 0, sizeof(*v));
1093         v->type = R_VIEWPORTTYPE_PERSPECTIVECUBESIDE;
1094         v->cameramatrix = *cameramatrix;
1095         v->width = size;
1096         v->height = size;
1097         v->depth = 1;
1098         memset(m, 0, sizeof(m));
1099         m[0] = m[5] = 1.0f;
1100         m[10] = -(farclip + nearclip) / (farclip - nearclip);
1101         m[11] = -1;
1102         m[14] = -2 * nearclip * farclip / (farclip - nearclip);
1103
1104         Matrix4x4_FromArrayFloatGL(&basematrix, cubeviewmatrix[side]);
1105         Matrix4x4_Invert_Simple(&tempmatrix, &v->cameramatrix);
1106         Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
1107
1108         if (nearplane)
1109                 R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
1110
1111         Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
1112 }
1113
1114 void R_Viewport_InitRectSideView(r_viewport_t *v, const matrix4x4_t *cameramatrix, int side, int size, int border, float nearclip, float farclip, const float *nearplane)
1115 {
1116         matrix4x4_t tempmatrix, basematrix;
1117         float m[16];
1118         memset(v, 0, sizeof(*v));
1119         v->type = R_VIEWPORTTYPE_PERSPECTIVECUBESIDE;
1120         v->cameramatrix = *cameramatrix;
1121         v->x = (side & 1) * size;
1122         v->y = (side >> 1) * size;
1123         v->width = size;
1124         v->height = size;
1125         v->depth = 1;
1126         memset(m, 0, sizeof(m));
1127         m[0] = m[5] = 1.0f * ((float)size - border) / size;
1128         m[10] = -(farclip + nearclip) / (farclip - nearclip);
1129         m[11] = -1;
1130         m[14] = -2 * nearclip * farclip / (farclip - nearclip);
1131
1132         Matrix4x4_FromArrayFloatGL(&basematrix, rectviewmatrix[side]);
1133         Matrix4x4_Invert_Simple(&tempmatrix, &v->cameramatrix);
1134         Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
1135
1136         switch(vid.renderpath)
1137         {
1138         case RENDERPATH_GL20:
1139         case RENDERPATH_GL13:
1140         case RENDERPATH_GL11:
1141         case RENDERPATH_SOFT:
1142         case RENDERPATH_GLES1:
1143         case RENDERPATH_GLES2:
1144                 break;
1145         case RENDERPATH_D3D9:
1146                 m[5] *= -1;
1147                 break;
1148         case RENDERPATH_D3D10:
1149                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1150                 break;
1151         case RENDERPATH_D3D11:
1152                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1153                 break;
1154         }
1155
1156         if (nearplane)
1157                 R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
1158
1159         Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
1160 }
1161
1162 void R_SetViewport(const r_viewport_t *v)
1163 {
1164         float m[16];
1165         gl_viewport = *v;
1166
1167         // FIXME: v_flipped_state is evil, this probably breaks somewhere
1168         GL_SetMirrorState(v_flipped.integer && (v->type == R_VIEWPORTTYPE_PERSPECTIVE || v->type == R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP));
1169
1170         // copy over the matrices to our state
1171         gl_viewmatrix = v->viewmatrix;
1172         gl_projectionmatrix = v->projectmatrix;
1173
1174         switch(vid.renderpath)
1175         {
1176         case RENDERPATH_GL13:
1177         case RENDERPATH_GL11:
1178         case RENDERPATH_GLES1:
1179 #ifdef GL_PROJECTION
1180                 CHECKGLERROR
1181                 qglViewport(v->x, v->y, v->width, v->height);CHECKGLERROR
1182                 // Load the projection matrix into OpenGL
1183                 qglMatrixMode(GL_PROJECTION);CHECKGLERROR
1184                 Matrix4x4_ToArrayFloatGL(&gl_projectionmatrix, m);
1185                 qglLoadMatrixf(m);CHECKGLERROR
1186                 qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
1187 #endif
1188                 break;
1189         case RENDERPATH_D3D9:
1190 #ifdef SUPPORTD3D
1191                 {
1192                         D3DVIEWPORT9 d3dviewport;
1193                         d3dviewport.X = gl_viewport.x;
1194                         d3dviewport.Y = gl_viewport.y;
1195                         d3dviewport.Width = gl_viewport.width;
1196                         d3dviewport.Height = gl_viewport.height;
1197                         d3dviewport.MinZ = gl_state.depthrange[0];
1198                         d3dviewport.MaxZ = gl_state.depthrange[1];
1199                         IDirect3DDevice9_SetViewport(vid_d3d9dev, &d3dviewport);
1200                 }
1201 #endif
1202                 break;
1203         case RENDERPATH_D3D10:
1204                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1205                 break;
1206         case RENDERPATH_D3D11:
1207                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1208                 break;
1209         case RENDERPATH_SOFT:
1210                 DPSOFTRAST_Viewport(v->x, v->y, v->width, v->height);
1211                 break;
1212         case RENDERPATH_GL20:
1213         case RENDERPATH_GLES2:
1214                 CHECKGLERROR
1215                 qglViewport(v->x, v->y, v->width, v->height);CHECKGLERROR
1216                 break;
1217         }
1218
1219         // force an update of the derived matrices
1220         gl_modelmatrixchanged = true;
1221         R_EntityMatrix(&gl_modelmatrix);
1222 }
1223
1224 void R_GetViewport(r_viewport_t *v)
1225 {
1226         *v = gl_viewport;
1227 }
1228
1229 static void GL_BindVBO(int bufferobject)
1230 {
1231         if (gl_state.vertexbufferobject != bufferobject)
1232         {
1233                 gl_state.vertexbufferobject = bufferobject;
1234                 CHECKGLERROR
1235                 qglBindBufferARB(GL_ARRAY_BUFFER, bufferobject);CHECKGLERROR
1236         }
1237 }
1238
1239 static void GL_BindEBO(int bufferobject)
1240 {
1241         if (gl_state.elementbufferobject != bufferobject)
1242         {
1243                 gl_state.elementbufferobject = bufferobject;
1244                 CHECKGLERROR
1245                 qglBindBufferARB(GL_ELEMENT_ARRAY_BUFFER, bufferobject);CHECKGLERROR
1246         }
1247 }
1248
1249 static void GL_BindUBO(int bufferobject)
1250 {
1251         if (gl_state.uniformbufferobject != bufferobject)
1252         {
1253                 gl_state.uniformbufferobject = bufferobject;
1254                 CHECKGLERROR
1255                 qglBindBufferARB(GL_UNIFORM_BUFFER, bufferobject);CHECKGLERROR
1256         }
1257 }
1258
1259 static const GLuint drawbuffers[4] = {GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2, GL_COLOR_ATTACHMENT3};
1260 int R_Mesh_CreateFramebufferObject(rtexture_t *depthtexture, rtexture_t *colortexture, rtexture_t *colortexture2, rtexture_t *colortexture3, rtexture_t *colortexture4)
1261 {
1262         switch(vid.renderpath)
1263         {
1264         case RENDERPATH_GL11:
1265         case RENDERPATH_GL13:
1266         case RENDERPATH_GL20:
1267         case RENDERPATH_GLES1:
1268         case RENDERPATH_GLES2:
1269                 if (vid.support.arb_framebuffer_object)
1270                 {
1271                         int temp;
1272                         GLuint status;
1273                         qglGenFramebuffers(1, (GLuint*)&temp);CHECKGLERROR
1274                         R_Mesh_SetRenderTargets(temp, NULL, NULL, NULL, NULL, NULL);
1275                         // GL_ARB_framebuffer_object (GL3-class hardware) - depth stencil attachment
1276 #ifdef USE_GLES2
1277                         // FIXME: separate stencil attachment on GLES
1278                         if (depthtexture  && depthtexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT  , depthtexture->gltexturetypeenum , depthtexture->texnum , 0);CHECKGLERROR
1279 #else
1280                         if (depthtexture  && depthtexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, depthtexture->glisdepthstencil ? GL_DEPTH_STENCIL_ATTACHMENT : GL_DEPTH_ATTACHMENT  , depthtexture->gltexturetypeenum , depthtexture->texnum , 0);CHECKGLERROR
1281 #endif
1282                         if (depthtexture  && depthtexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, depthtexture->glisdepthstencil ? GL_DEPTH_STENCIL_ATTACHMENT : GL_DEPTH_ATTACHMENT  , GL_RENDERBUFFER, depthtexture->renderbuffernum );CHECKGLERROR
1283                         if (colortexture  && colortexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , colortexture->gltexturetypeenum , colortexture->texnum , 0);CHECKGLERROR
1284                         if (colortexture2 && colortexture2->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , colortexture2->gltexturetypeenum, colortexture2->texnum, 0);CHECKGLERROR
1285                         if (colortexture3 && colortexture3->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , colortexture3->gltexturetypeenum, colortexture3->texnum, 0);CHECKGLERROR
1286                         if (colortexture4 && colortexture4->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , colortexture4->gltexturetypeenum, colortexture4->texnum, 0);CHECKGLERROR
1287                         if (colortexture  && colortexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , GL_RENDERBUFFER, colortexture->renderbuffernum );CHECKGLERROR
1288                         if (colortexture2 && colortexture2->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , GL_RENDERBUFFER, colortexture2->renderbuffernum);CHECKGLERROR
1289                         if (colortexture3 && colortexture3->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , GL_RENDERBUFFER, colortexture3->renderbuffernum);CHECKGLERROR
1290                         if (colortexture4 && colortexture4->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , GL_RENDERBUFFER, colortexture4->renderbuffernum);CHECKGLERROR
1291
1292 #ifndef USE_GLES2
1293                         if (colortexture4 && qglDrawBuffersARB)
1294                         {
1295                                 qglDrawBuffersARB(4, drawbuffers);CHECKGLERROR
1296                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1297                         }
1298                         else if (colortexture3 && qglDrawBuffersARB)
1299                         {
1300                                 qglDrawBuffersARB(3, drawbuffers);CHECKGLERROR
1301                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1302                         }
1303                         else if (colortexture2 && qglDrawBuffersARB)
1304                         {
1305                                 qglDrawBuffersARB(2, drawbuffers);CHECKGLERROR
1306                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1307                         }
1308                         else if (colortexture && qglDrawBuffer)
1309                         {
1310                                 qglDrawBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
1311                                 qglReadBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
1312                         }
1313                         else if (qglDrawBuffer)
1314                         {
1315                                 qglDrawBuffer(GL_NONE);CHECKGLERROR
1316                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1317                         }
1318 #endif
1319                         status = qglCheckFramebufferStatus(GL_FRAMEBUFFER);CHECKGLERROR
1320                         if (status != GL_FRAMEBUFFER_COMPLETE)
1321                         {
1322                                 Con_Printf("R_Mesh_CreateFramebufferObject: glCheckFramebufferStatus returned %i\n", status);
1323                                 gl_state.framebufferobject = 0; // GL unbinds it for us
1324                                 qglDeleteFramebuffers(1, (GLuint*)&temp);
1325                                 temp = 0;
1326                         }
1327                         return temp;
1328                 }
1329                 else if (vid.support.ext_framebuffer_object)
1330                 {
1331                         int temp;
1332                         GLuint status;
1333                         qglGenFramebuffers(1, (GLuint*)&temp);CHECKGLERROR
1334                         R_Mesh_SetRenderTargets(temp, NULL, NULL, NULL, NULL, NULL);
1335                         // GL_EXT_framebuffer_object (GL2-class hardware) - no depth stencil attachment, let it break stencil
1336                         if (depthtexture  && depthtexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT  , depthtexture->gltexturetypeenum , depthtexture->texnum , 0);CHECKGLERROR
1337                         if (depthtexture  && depthtexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT  , GL_RENDERBUFFER, depthtexture->renderbuffernum );CHECKGLERROR
1338                         if (colortexture  && colortexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , colortexture->gltexturetypeenum , colortexture->texnum , 0);CHECKGLERROR
1339                         if (colortexture2 && colortexture2->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , colortexture2->gltexturetypeenum, colortexture2->texnum, 0);CHECKGLERROR
1340                         if (colortexture3 && colortexture3->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , colortexture3->gltexturetypeenum, colortexture3->texnum, 0);CHECKGLERROR
1341                         if (colortexture4 && colortexture4->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , colortexture4->gltexturetypeenum, colortexture4->texnum, 0);CHECKGLERROR
1342                         if (colortexture  && colortexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , GL_RENDERBUFFER, colortexture->renderbuffernum );CHECKGLERROR
1343                         if (colortexture2 && colortexture2->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , GL_RENDERBUFFER, colortexture2->renderbuffernum);CHECKGLERROR
1344                         if (colortexture3 && colortexture3->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , GL_RENDERBUFFER, colortexture3->renderbuffernum);CHECKGLERROR
1345                         if (colortexture4 && colortexture4->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , GL_RENDERBUFFER, colortexture4->renderbuffernum);CHECKGLERROR
1346
1347 #ifndef USE_GLES2
1348                         if (colortexture4 && qglDrawBuffersARB)
1349                         {
1350                                 qglDrawBuffersARB(4, drawbuffers);CHECKGLERROR
1351                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1352                         }
1353                         else if (colortexture3 && qglDrawBuffersARB)
1354                         {
1355                                 qglDrawBuffersARB(3, drawbuffers);CHECKGLERROR
1356                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1357                         }
1358                         else if (colortexture2 && qglDrawBuffersARB)
1359                         {
1360                                 qglDrawBuffersARB(2, drawbuffers);CHECKGLERROR
1361                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1362                         }
1363                         else if (colortexture && qglDrawBuffer)
1364                         {
1365                                 qglDrawBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
1366                                 qglReadBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
1367                         }
1368                         else if (qglDrawBuffer)
1369                         {
1370                                 qglDrawBuffer(GL_NONE);CHECKGLERROR
1371                                 qglReadBuffer(GL_NONE);CHECKGLERROR
1372                         }
1373 #endif
1374                         status = qglCheckFramebufferStatus(GL_FRAMEBUFFER);CHECKGLERROR
1375                         if (status != GL_FRAMEBUFFER_COMPLETE)
1376                         {
1377                                 Con_Printf("R_Mesh_CreateFramebufferObject: glCheckFramebufferStatus returned %i\n", status);
1378                                 gl_state.framebufferobject = 0; // GL unbinds it for us
1379                                 qglDeleteFramebuffers(1, (GLuint*)&temp);
1380                                 temp = 0;
1381                         }
1382                         return temp;
1383                 }
1384                 return 0;
1385         case RENDERPATH_D3D9:
1386         case RENDERPATH_D3D10:
1387         case RENDERPATH_D3D11:
1388                 return 1;
1389         case RENDERPATH_SOFT:
1390                 return 1;
1391         }
1392         return 0;
1393 }
1394
1395 void R_Mesh_DestroyFramebufferObject(int fbo)
1396 {
1397         switch(vid.renderpath)
1398         {
1399         case RENDERPATH_GL11:
1400         case RENDERPATH_GL13:
1401         case RENDERPATH_GL20:
1402         case RENDERPATH_GLES1:
1403         case RENDERPATH_GLES2:
1404                 if (fbo)
1405                 {
1406                         // GL clears the binding if we delete something bound
1407                         if (gl_state.framebufferobject == fbo)
1408                                 gl_state.framebufferobject = 0;
1409                         qglDeleteFramebuffers(1, (GLuint*)&fbo);
1410                 }
1411                 break;
1412         case RENDERPATH_D3D9:
1413         case RENDERPATH_D3D10:
1414         case RENDERPATH_D3D11:
1415                 break;
1416         case RENDERPATH_SOFT:
1417                 break;
1418         }
1419 }
1420
1421 #ifdef SUPPORTD3D
1422 void R_Mesh_SetRenderTargetsD3D9(IDirect3DSurface9 *depthsurface, IDirect3DSurface9 *colorsurface0, IDirect3DSurface9 *colorsurface1, IDirect3DSurface9 *colorsurface2, IDirect3DSurface9 *colorsurface3)
1423 {
1424         gl_state.framebufferobject = depthsurface != gl_state.d3drt_backbufferdepthsurface || colorsurface0 != gl_state.d3drt_backbuffercolorsurface;
1425         if (gl_state.d3drt_depthsurface != depthsurface)
1426         {
1427                 gl_state.d3drt_depthsurface = depthsurface;
1428                 IDirect3DDevice9_SetDepthStencilSurface(vid_d3d9dev, gl_state.d3drt_depthsurface);
1429         }
1430         if (gl_state.d3drt_colorsurfaces[0] != colorsurface0)
1431         {
1432                 gl_state.d3drt_colorsurfaces[0] = colorsurface0;
1433                 IDirect3DDevice9_SetRenderTarget(vid_d3d9dev, 0, gl_state.d3drt_colorsurfaces[0]);
1434         }
1435         if (gl_state.d3drt_colorsurfaces[1] != colorsurface1)
1436         {
1437                 gl_state.d3drt_colorsurfaces[1] = colorsurface1;
1438                 IDirect3DDevice9_SetRenderTarget(vid_d3d9dev, 1, gl_state.d3drt_colorsurfaces[1]);
1439         }
1440         if (gl_state.d3drt_colorsurfaces[2] != colorsurface2)
1441         {
1442                 gl_state.d3drt_colorsurfaces[2] = colorsurface2;
1443                 IDirect3DDevice9_SetRenderTarget(vid_d3d9dev, 2, gl_state.d3drt_colorsurfaces[2]);
1444         }
1445         if (gl_state.d3drt_colorsurfaces[3] != colorsurface3)
1446         {
1447                 gl_state.d3drt_colorsurfaces[3] = colorsurface3;
1448                 IDirect3DDevice9_SetRenderTarget(vid_d3d9dev, 3, gl_state.d3drt_colorsurfaces[3]);
1449         }
1450 }
1451 #endif
1452
1453 void R_Mesh_SetRenderTargets(int fbo, rtexture_t *depthtexture, rtexture_t *colortexture, rtexture_t *colortexture2, rtexture_t *colortexture3, rtexture_t *colortexture4)
1454 {
1455         unsigned int i;
1456         unsigned int j;
1457         rtexture_t *textures[5];
1458         Vector4Set(textures, colortexture, colortexture2, colortexture3, colortexture4);
1459         textures[4] = depthtexture;
1460         // unbind any matching textures immediately, otherwise D3D will complain about a bound texture being used as a render target
1461         for (j = 0;j < 5;j++)
1462                 if (textures[j])
1463                         for (i = 0;i < vid.teximageunits;i++)
1464                                 if (gl_state.units[i].texture == textures[j])
1465                                         R_Mesh_TexBind(i, NULL);
1466         // set up framebuffer object or render targets for the active rendering API
1467         switch(vid.renderpath)
1468         {
1469         case RENDERPATH_GL11:
1470         case RENDERPATH_GL13:
1471         case RENDERPATH_GL20:
1472         case RENDERPATH_GLES1:
1473         case RENDERPATH_GLES2:
1474                 if (gl_state.framebufferobject != fbo)
1475                 {
1476                         gl_state.framebufferobject = fbo;
1477                         qglBindFramebuffer(GL_FRAMEBUFFER, gl_state.framebufferobject ? gl_state.framebufferobject : gl_state.defaultframebufferobject);
1478                 }
1479                 break;
1480         case RENDERPATH_D3D9:
1481 #ifdef SUPPORTD3D
1482                 // set up the new render targets, a NULL depthtexture intentionally binds nothing
1483                 // TODO: optimize: keep surface pointer around in rtexture_t until texture is freed or lost
1484                 if (fbo)
1485                 {
1486                         IDirect3DSurface9 *surfaces[5];
1487                         for (i = 0;i < 5;i++)
1488                         {
1489                                 surfaces[i] = NULL;
1490                                 if (textures[i])
1491                                 {
1492                                         if (textures[i]->d3dsurface)
1493                                                 surfaces[i] = (IDirect3DSurface9 *)textures[i]->d3dsurface;
1494                                         else
1495                                                 IDirect3DTexture9_GetSurfaceLevel((IDirect3DTexture9 *)textures[i]->d3dtexture, 0, &surfaces[i]);
1496                                 }
1497                         }
1498                         // set the render targets for real
1499                         R_Mesh_SetRenderTargetsD3D9(surfaces[4], surfaces[0], surfaces[1], surfaces[2], surfaces[3]);
1500                         // release the texture surface levels (they won't be lost while bound...)
1501                         for (i = 0;i < 5;i++)
1502                                 if (textures[i] && !textures[i]->d3dsurface)
1503                                         IDirect3DSurface9_Release(surfaces[i]);
1504                 }
1505                 else
1506                         R_Mesh_SetRenderTargetsD3D9(gl_state.d3drt_backbufferdepthsurface, gl_state.d3drt_backbuffercolorsurface, NULL, NULL, NULL);
1507 #endif
1508                 break;
1509         case RENDERPATH_D3D10:
1510                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1511                 break;
1512         case RENDERPATH_D3D11:
1513                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1514                 break;
1515         case RENDERPATH_SOFT:
1516                 if (fbo)
1517                 {
1518                         int width, height;
1519                         unsigned int *pointers[5];
1520                         memset(pointers, 0, sizeof(pointers));
1521                         for (i = 0;i < 5;i++)
1522                                 pointers[i] = textures[i] ? (unsigned int *)DPSOFTRAST_Texture_GetPixelPointer(textures[i]->texnum, 0) : NULL;
1523                         width = DPSOFTRAST_Texture_GetWidth(textures[0] ? textures[0]->texnum : textures[4]->texnum, 0);
1524                         height = DPSOFTRAST_Texture_GetHeight(textures[0] ? textures[0]->texnum : textures[4]->texnum, 0);
1525                         DPSOFTRAST_SetRenderTargets(width, height, pointers[4], pointers[0], pointers[1], pointers[2], pointers[3]);
1526                 }
1527                 else
1528                         DPSOFTRAST_SetRenderTargets(vid.width, vid.height, vid.softdepthpixels, vid.softpixels, NULL, NULL, NULL);
1529                 break;
1530         }
1531 }
1532
1533 #ifdef SUPPORTD3D
1534 static int d3dcmpforglfunc(int f)
1535 {
1536         switch(f)
1537         {
1538         case GL_NEVER: return D3DCMP_NEVER;
1539         case GL_LESS: return D3DCMP_LESS;
1540         case GL_EQUAL: return D3DCMP_EQUAL;
1541         case GL_LEQUAL: return D3DCMP_LESSEQUAL;
1542         case GL_GREATER: return D3DCMP_GREATER;
1543         case GL_NOTEQUAL: return D3DCMP_NOTEQUAL;
1544         case GL_GEQUAL: return D3DCMP_GREATEREQUAL;
1545         case GL_ALWAYS: return D3DCMP_ALWAYS;
1546         default: Con_DPrintf("Unknown GL_DepthFunc\n");return D3DCMP_ALWAYS;
1547         }
1548 }
1549
1550 static int d3dstencilopforglfunc(int f)
1551 {
1552         switch(f)
1553         {
1554         case GL_KEEP: return D3DSTENCILOP_KEEP;
1555         case GL_INCR: return D3DSTENCILOP_INCR; // note: GL_INCR is clamped, D3DSTENCILOP_INCR wraps
1556         case GL_DECR: return D3DSTENCILOP_DECR; // note: GL_DECR is clamped, D3DSTENCILOP_DECR wraps
1557         default: Con_DPrintf("Unknown GL_StencilFunc\n");return D3DSTENCILOP_KEEP;
1558         }
1559 }
1560 #endif
1561
1562 static void GL_Backend_ResetState(void)
1563 {
1564         unsigned int i;
1565         gl_state.active = true;
1566         gl_state.depthtest = true;
1567         gl_state.alphatest = false;
1568         gl_state.alphafunc = GL_GEQUAL;
1569         gl_state.alphafuncvalue = 0.5f;
1570         gl_state.alphatocoverage = false;
1571         gl_state.blendfunc1 = GL_ONE;
1572         gl_state.blendfunc2 = GL_ZERO;
1573         gl_state.blend = false;
1574         gl_state.depthmask = GL_TRUE;
1575         gl_state.colormask = 15;
1576         gl_state.color4f[0] = gl_state.color4f[1] = gl_state.color4f[2] = gl_state.color4f[3] = 1;
1577         gl_state.lockrange_first = 0;
1578         gl_state.lockrange_count = 0;
1579         gl_state.cullface = GL_FRONT;
1580         gl_state.cullfaceenable = false;
1581         gl_state.polygonoffset[0] = 0;
1582         gl_state.polygonoffset[1] = 0;
1583         gl_state.framebufferobject = 0;
1584         gl_state.depthfunc = GL_LEQUAL;
1585
1586         switch(vid.renderpath)
1587         {
1588         case RENDERPATH_D3D9:
1589 #ifdef SUPPORTD3D
1590                 {
1591                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_COLORWRITEENABLE, gl_state.colormask);
1592                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CULLMODE, D3DCULL_NONE);
1593                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ZFUNC, d3dcmpforglfunc(gl_state.depthfunc));
1594                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ZENABLE, gl_state.depthtest);
1595                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ZWRITEENABLE, gl_state.depthmask);
1596                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_SLOPESCALEDEPTHBIAS, gl_state.polygonoffset[0]);
1597                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_DEPTHBIAS, gl_state.polygonoffset[1] * (1.0f / 16777216.0f));
1598                 }
1599 #endif
1600                 break;
1601         case RENDERPATH_D3D10:
1602                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1603                 break;
1604         case RENDERPATH_D3D11:
1605                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1606                 break;
1607         case RENDERPATH_GL11:
1608         case RENDERPATH_GL13:
1609         case RENDERPATH_GLES1:
1610 #ifdef GL_ALPHA_TEST
1611                 CHECKGLERROR
1612
1613                 qglColorMask(1, 1, 1, 1);CHECKGLERROR
1614                 qglAlphaFunc(gl_state.alphafunc, gl_state.alphafuncvalue);CHECKGLERROR
1615                 qglDisable(GL_ALPHA_TEST);CHECKGLERROR
1616                 qglBlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);CHECKGLERROR
1617                 qglDisable(GL_BLEND);CHECKGLERROR
1618                 qglCullFace(gl_state.cullface);CHECKGLERROR
1619                 qglDisable(GL_CULL_FACE);CHECKGLERROR
1620                 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
1621                 qglEnable(GL_DEPTH_TEST);CHECKGLERROR
1622                 qglDepthMask(gl_state.depthmask);CHECKGLERROR
1623                 qglPolygonOffset(gl_state.polygonoffset[0], gl_state.polygonoffset[1]);
1624
1625                 if (vid.support.arb_vertex_buffer_object)
1626                 {
1627                         qglBindBufferARB(GL_ARRAY_BUFFER, 0);
1628                         qglBindBufferARB(GL_ELEMENT_ARRAY_BUFFER, 0);
1629                 }
1630
1631                 if (vid.support.ext_framebuffer_object)
1632                 {
1633                         //qglBindRenderbuffer(GL_RENDERBUFFER, 0);
1634                         qglBindFramebuffer(GL_FRAMEBUFFER, 0);
1635                 }
1636
1637                 qglVertexPointer(3, GL_FLOAT, sizeof(float[3]), NULL);CHECKGLERROR
1638                 qglEnableClientState(GL_VERTEX_ARRAY);CHECKGLERROR
1639
1640                 qglColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL);CHECKGLERROR
1641                 qglDisableClientState(GL_COLOR_ARRAY);CHECKGLERROR
1642                 qglColor4f(1, 1, 1, 1);CHECKGLERROR
1643
1644                 if (vid.support.ext_framebuffer_object)
1645                         qglBindFramebuffer(GL_FRAMEBUFFER, gl_state.framebufferobject);
1646
1647                 gl_state.unit = MAX_TEXTUREUNITS;
1648                 gl_state.clientunit = MAX_TEXTUREUNITS;
1649                 for (i = 0;i < vid.texunits;i++)
1650                 {
1651                         GL_ActiveTexture(i);
1652                         GL_ClientActiveTexture(i);
1653                         qglDisable(GL_TEXTURE_2D);CHECKGLERROR
1654                         qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
1655                         if (vid.support.ext_texture_3d)
1656                         {
1657                                 qglDisable(GL_TEXTURE_3D);CHECKGLERROR
1658                                 qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
1659                         }
1660                         if (vid.support.arb_texture_cube_map)
1661                         {
1662                                 qglDisable(GL_TEXTURE_CUBE_MAP);CHECKGLERROR
1663                                 qglBindTexture(GL_TEXTURE_CUBE_MAP, 0);CHECKGLERROR
1664                         }
1665                         GL_BindVBO(0);
1666                         qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), NULL);CHECKGLERROR
1667                         qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
1668                         qglMatrixMode(GL_TEXTURE);CHECKGLERROR
1669                         qglLoadIdentity();CHECKGLERROR
1670                         qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
1671                         qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);CHECKGLERROR
1672                 }
1673                 CHECKGLERROR
1674 #endif
1675                 break;
1676         case RENDERPATH_SOFT:
1677                 DPSOFTRAST_ColorMask(1,1,1,1);
1678                 DPSOFTRAST_BlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);
1679                 DPSOFTRAST_CullFace(gl_state.cullface);
1680                 DPSOFTRAST_DepthFunc(gl_state.depthfunc);
1681                 DPSOFTRAST_DepthMask(gl_state.depthmask);
1682                 DPSOFTRAST_PolygonOffset(gl_state.polygonoffset[0], gl_state.polygonoffset[1]);
1683                 DPSOFTRAST_SetRenderTargets(vid.width, vid.height, vid.softdepthpixels, vid.softpixels, NULL, NULL, NULL);
1684                 DPSOFTRAST_Viewport(0, 0, vid.width, vid.height);
1685                 break;
1686         case RENDERPATH_GL20:
1687         case RENDERPATH_GLES2:
1688                 CHECKGLERROR
1689                 qglColorMask(1, 1, 1, 1);CHECKGLERROR
1690                 qglBlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);CHECKGLERROR
1691                 qglDisable(GL_BLEND);CHECKGLERROR
1692                 qglCullFace(gl_state.cullface);CHECKGLERROR
1693                 qglDisable(GL_CULL_FACE);CHECKGLERROR
1694                 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
1695                 qglEnable(GL_DEPTH_TEST);CHECKGLERROR
1696                 qglDepthMask(gl_state.depthmask);CHECKGLERROR
1697                 qglPolygonOffset(gl_state.polygonoffset[0], gl_state.polygonoffset[1]);
1698                 if (vid.support.arb_vertex_buffer_object)
1699                 {
1700                         qglBindBufferARB(GL_ARRAY_BUFFER, 0);
1701                         qglBindBufferARB(GL_ELEMENT_ARRAY_BUFFER, 0);
1702                 }
1703                 if (vid.support.ext_framebuffer_object)
1704                         qglBindFramebuffer(GL_FRAMEBUFFER, gl_state.defaultframebufferobject);
1705                 qglEnableVertexAttribArray(GLSLATTRIB_POSITION);
1706                 qglVertexAttribPointer(GLSLATTRIB_POSITION, 3, GL_FLOAT, false, sizeof(float[3]), NULL);CHECKGLERROR
1707                 qglDisableVertexAttribArray(GLSLATTRIB_COLOR);
1708                 qglVertexAttribPointer(GLSLATTRIB_COLOR, 4, GL_FLOAT, false, sizeof(float[4]), NULL);CHECKGLERROR
1709                 qglVertexAttrib4f(GLSLATTRIB_COLOR, 1, 1, 1, 1);
1710                 gl_state.unit = MAX_TEXTUREUNITS;
1711                 gl_state.clientunit = MAX_TEXTUREUNITS;
1712                 for (i = 0;i < vid.teximageunits;i++)
1713                 {
1714                         GL_ActiveTexture(i);
1715                         qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
1716                         if (vid.support.ext_texture_3d)
1717                         {
1718                                 qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
1719                         }
1720                         if (vid.support.arb_texture_cube_map)
1721                         {
1722                                 qglBindTexture(GL_TEXTURE_CUBE_MAP, 0);CHECKGLERROR
1723                         }
1724                 }
1725                 for (i = 0;i < vid.texarrayunits;i++)
1726                 {
1727                         GL_BindVBO(0);
1728                         qglVertexAttribPointer(i+GLSLATTRIB_TEXCOORD0, 2, GL_FLOAT, false, sizeof(float[2]), NULL);CHECKGLERROR
1729                         qglDisableVertexAttribArray(i+GLSLATTRIB_TEXCOORD0);CHECKGLERROR
1730                 }
1731                 CHECKGLERROR
1732                 break;
1733         }
1734 }
1735
1736 void GL_ActiveTexture(unsigned int num)
1737 {
1738         if (gl_state.unit != num)
1739         {
1740                 gl_state.unit = num;
1741                 switch(vid.renderpath)
1742                 {
1743                 case RENDERPATH_GL11:
1744                 case RENDERPATH_GL13:
1745                 case RENDERPATH_GL20:
1746                 case RENDERPATH_GLES1:
1747                 case RENDERPATH_GLES2:
1748                         if (qglActiveTexture)
1749                         {
1750                                 CHECKGLERROR
1751                                 qglActiveTexture(GL_TEXTURE0 + gl_state.unit);
1752                                 CHECKGLERROR
1753                         }
1754                         break;
1755                 case RENDERPATH_D3D9:
1756                 case RENDERPATH_D3D10:
1757                 case RENDERPATH_D3D11:
1758                         break;
1759                 case RENDERPATH_SOFT:
1760                         break;
1761                 }
1762         }
1763 }
1764
1765 void GL_ClientActiveTexture(unsigned int num)
1766 {
1767         if (gl_state.clientunit != num)
1768         {
1769                 gl_state.clientunit = num;
1770                 switch(vid.renderpath)
1771                 {
1772                 case RENDERPATH_GL11:
1773                 case RENDERPATH_GL13:
1774                 case RENDERPATH_GLES1:
1775                         if (qglActiveTexture)
1776                         {
1777                                 CHECKGLERROR
1778                                 qglClientActiveTexture(GL_TEXTURE0 + gl_state.clientunit);
1779                                 CHECKGLERROR
1780                         }
1781                         break;
1782                 case RENDERPATH_D3D9:
1783                 case RENDERPATH_D3D10:
1784                 case RENDERPATH_D3D11:
1785                         break;
1786                 case RENDERPATH_SOFT:
1787                         break;
1788                 case RENDERPATH_GL20:
1789                 case RENDERPATH_GLES2:
1790                         break;
1791                 }
1792         }
1793 }
1794
1795 void GL_BlendFunc(int blendfunc1, int blendfunc2)
1796 {
1797         if (gl_state.blendfunc1 != blendfunc1 || gl_state.blendfunc2 != blendfunc2)
1798         {
1799                 qboolean blendenable;
1800                 gl_state.blendfunc1 = blendfunc1;
1801                 gl_state.blendfunc2 = blendfunc2;
1802                 blendenable = (gl_state.blendfunc1 != GL_ONE || gl_state.blendfunc2 != GL_ZERO);
1803                 switch(vid.renderpath)
1804                 {
1805                 case RENDERPATH_GL11:
1806                 case RENDERPATH_GL13:
1807                 case RENDERPATH_GL20:
1808                 case RENDERPATH_GLES1:
1809                 case RENDERPATH_GLES2:
1810                         CHECKGLERROR
1811                         qglBlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);CHECKGLERROR
1812                         if (gl_state.blend != blendenable)
1813                         {
1814                                 gl_state.blend = blendenable;
1815                                 if (!gl_state.blend)
1816                                 {
1817                                         qglDisable(GL_BLEND);CHECKGLERROR
1818                                 }
1819                                 else
1820                                 {
1821                                         qglEnable(GL_BLEND);CHECKGLERROR
1822                                 }
1823                         }
1824                         break;
1825                 case RENDERPATH_D3D9:
1826 #ifdef SUPPORTD3D
1827                         {
1828                                 int i;
1829                                 int glblendfunc[2];
1830                                 D3DBLEND d3dblendfunc[2];
1831                                 glblendfunc[0] = gl_state.blendfunc1;
1832                                 glblendfunc[1] = gl_state.blendfunc2;
1833                                 for (i = 0;i < 2;i++)
1834                                 {
1835                                         switch(glblendfunc[i])
1836                                         {
1837                                         case GL_ZERO: d3dblendfunc[i] = D3DBLEND_ZERO;break;
1838                                         case GL_ONE: d3dblendfunc[i] = D3DBLEND_ONE;break;
1839                                         case GL_SRC_COLOR: d3dblendfunc[i] = D3DBLEND_SRCCOLOR;break;
1840                                         case GL_ONE_MINUS_SRC_COLOR: d3dblendfunc[i] = D3DBLEND_INVSRCCOLOR;break;
1841                                         case GL_SRC_ALPHA: d3dblendfunc[i] = D3DBLEND_SRCALPHA;break;
1842                                         case GL_ONE_MINUS_SRC_ALPHA: d3dblendfunc[i] = D3DBLEND_INVSRCALPHA;break;
1843                                         case GL_DST_ALPHA: d3dblendfunc[i] = D3DBLEND_DESTALPHA;break;
1844                                         case GL_ONE_MINUS_DST_ALPHA: d3dblendfunc[i] = D3DBLEND_INVDESTALPHA;break;
1845                                         case GL_DST_COLOR: d3dblendfunc[i] = D3DBLEND_DESTCOLOR;break;
1846                                         case GL_ONE_MINUS_DST_COLOR: d3dblendfunc[i] = D3DBLEND_INVDESTCOLOR;break;
1847                                         }
1848                                 }
1849                                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_SRCBLEND, d3dblendfunc[0]);
1850                                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_DESTBLEND, d3dblendfunc[1]);
1851                                 if (gl_state.blend != blendenable)
1852                                 {
1853                                         gl_state.blend = blendenable;
1854                                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ALPHABLENDENABLE, gl_state.blend);
1855                                 }
1856                         }
1857 #endif
1858                         break;
1859                 case RENDERPATH_D3D10:
1860                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1861                         break;
1862                 case RENDERPATH_D3D11:
1863                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1864                         break;
1865                 case RENDERPATH_SOFT:
1866                         DPSOFTRAST_BlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);
1867                         break;
1868                 }
1869         }
1870 }
1871
1872 void GL_DepthMask(int state)
1873 {
1874         if (gl_state.depthmask != state)
1875         {
1876                 gl_state.depthmask = state;
1877                 switch(vid.renderpath)
1878                 {
1879                 case RENDERPATH_GL11:
1880                 case RENDERPATH_GL13:
1881                 case RENDERPATH_GL20:
1882                 case RENDERPATH_GLES1:
1883                 case RENDERPATH_GLES2:
1884                         CHECKGLERROR
1885                         qglDepthMask(gl_state.depthmask);CHECKGLERROR
1886                         break;
1887                 case RENDERPATH_D3D9:
1888 #ifdef SUPPORTD3D
1889                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ZWRITEENABLE, gl_state.depthmask);
1890 #endif
1891                         break;
1892                 case RENDERPATH_D3D10:
1893                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1894                         break;
1895                 case RENDERPATH_D3D11:
1896                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1897                         break;
1898                 case RENDERPATH_SOFT:
1899                         DPSOFTRAST_DepthMask(gl_state.depthmask);
1900                         break;
1901                 }
1902         }
1903 }
1904
1905 void GL_DepthTest(int state)
1906 {
1907         if (gl_state.depthtest != state)
1908         {
1909                 gl_state.depthtest = state;
1910                 switch(vid.renderpath)
1911                 {
1912                 case RENDERPATH_GL11:
1913                 case RENDERPATH_GL13:
1914                 case RENDERPATH_GL20:
1915                 case RENDERPATH_GLES1:
1916                 case RENDERPATH_GLES2:
1917                         CHECKGLERROR
1918                         if (gl_state.depthtest)
1919                         {
1920                                 qglEnable(GL_DEPTH_TEST);CHECKGLERROR
1921                         }
1922                         else
1923                         {
1924                                 qglDisable(GL_DEPTH_TEST);CHECKGLERROR
1925                         }
1926                         break;
1927                 case RENDERPATH_D3D9:
1928 #ifdef SUPPORTD3D
1929                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ZENABLE, gl_state.depthtest);
1930 #endif
1931                         break;
1932                 case RENDERPATH_D3D10:
1933                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1934                         break;
1935                 case RENDERPATH_D3D11:
1936                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1937                         break;
1938                 case RENDERPATH_SOFT:
1939                         DPSOFTRAST_DepthTest(gl_state.depthtest);
1940                         break;
1941                 }
1942         }
1943 }
1944
1945 void GL_DepthFunc(int state)
1946 {
1947         if (gl_state.depthfunc != state)
1948         {
1949                 gl_state.depthfunc = state;
1950                 switch(vid.renderpath)
1951                 {
1952                 case RENDERPATH_GL11:
1953                 case RENDERPATH_GL13:
1954                 case RENDERPATH_GL20:
1955                 case RENDERPATH_GLES1:
1956                 case RENDERPATH_GLES2:
1957                         CHECKGLERROR
1958                         qglDepthFunc(gl_state.depthfunc);CHECKGLERROR
1959                         break;
1960                 case RENDERPATH_D3D9:
1961 #ifdef SUPPORTD3D
1962                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_ZFUNC, d3dcmpforglfunc(gl_state.depthfunc));
1963 #endif
1964                         break;
1965                 case RENDERPATH_D3D10:
1966                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1967                         break;
1968                 case RENDERPATH_D3D11:
1969                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
1970                         break;
1971                 case RENDERPATH_SOFT:
1972                         DPSOFTRAST_DepthFunc(gl_state.depthfunc);
1973                         break;
1974                 }
1975         }
1976 }
1977
1978 void GL_DepthRange(float nearfrac, float farfrac)
1979 {
1980         if (gl_state.depthrange[0] != nearfrac || gl_state.depthrange[1] != farfrac)
1981         {
1982                 gl_state.depthrange[0] = nearfrac;
1983                 gl_state.depthrange[1] = farfrac;
1984                 switch(vid.renderpath)
1985                 {
1986                 case RENDERPATH_GL11:
1987                 case RENDERPATH_GL13:
1988                 case RENDERPATH_GL20:
1989                 case RENDERPATH_GLES1:
1990                 case RENDERPATH_GLES2:
1991 #ifdef USE_GLES2
1992                         qglDepthRangef(gl_state.depthrange[0], gl_state.depthrange[1]);
1993 #else
1994                         qglDepthRange(gl_state.depthrange[0], gl_state.depthrange[1]);
1995 #endif
1996                         break;
1997                 case RENDERPATH_D3D9:
1998 #ifdef SUPPORTD3D
1999                         {
2000                                 D3DVIEWPORT9 d3dviewport;
2001                                 d3dviewport.X = gl_viewport.x;
2002                                 d3dviewport.Y = gl_viewport.y;
2003                                 d3dviewport.Width = gl_viewport.width;
2004                                 d3dviewport.Height = gl_viewport.height;
2005                                 d3dviewport.MinZ = gl_state.depthrange[0];
2006                                 d3dviewport.MaxZ = gl_state.depthrange[1];
2007                                 IDirect3DDevice9_SetViewport(vid_d3d9dev, &d3dviewport);
2008                         }
2009 #endif
2010                         break;
2011                 case RENDERPATH_D3D10:
2012                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2013                         break;
2014                 case RENDERPATH_D3D11:
2015                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2016                         break;
2017                 case RENDERPATH_SOFT:
2018                         DPSOFTRAST_DepthRange(gl_state.depthrange[0], gl_state.depthrange[1]);
2019                         break;
2020                 }
2021         }
2022 }
2023
2024 void R_SetStencilSeparate(qboolean enable, int writemask, int frontfail, int frontzfail, int frontzpass, int backfail, int backzfail, int backzpass, int frontcompare, int backcompare, int comparereference, int comparemask)
2025 {
2026         switch (vid.renderpath)
2027         {
2028         case RENDERPATH_GL11:
2029         case RENDERPATH_GL13:
2030         case RENDERPATH_GL20:
2031         case RENDERPATH_GLES1:
2032         case RENDERPATH_GLES2:
2033                 CHECKGLERROR
2034                 if (enable)
2035                 {
2036                         qglEnable(GL_STENCIL_TEST);CHECKGLERROR
2037                 }
2038                 else
2039                 {
2040                         qglDisable(GL_STENCIL_TEST);CHECKGLERROR
2041                 }
2042                 if (vid.support.ati_separate_stencil)
2043                 {
2044                         qglStencilMask(writemask);CHECKGLERROR
2045                         qglStencilOpSeparate(GL_FRONT, frontfail, frontzfail, frontzpass);CHECKGLERROR
2046                         qglStencilOpSeparate(GL_BACK, backfail, backzfail, backzpass);CHECKGLERROR
2047                         qglStencilFuncSeparate(GL_FRONT, frontcompare, comparereference, comparereference);CHECKGLERROR
2048                         qglStencilFuncSeparate(GL_BACK, backcompare, comparereference, comparereference);CHECKGLERROR
2049                 }
2050                 else if (vid.support.ext_stencil_two_side)
2051                 {
2052 #ifdef GL_STENCIL_TEST_TWO_SIDE_EXT
2053                         qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
2054                         qglActiveStencilFaceEXT(GL_FRONT);CHECKGLERROR
2055                         qglStencilMask(writemask);CHECKGLERROR
2056                         qglStencilOp(frontfail, frontzfail, frontzpass);CHECKGLERROR
2057                         qglStencilFunc(frontcompare, comparereference, comparemask);CHECKGLERROR
2058                         qglActiveStencilFaceEXT(GL_BACK);CHECKGLERROR
2059                         qglStencilMask(writemask);CHECKGLERROR
2060                         qglStencilOp(backfail, backzfail, backzpass);CHECKGLERROR
2061                         qglStencilFunc(backcompare, comparereference, comparemask);CHECKGLERROR
2062 #endif
2063                 }
2064                 break;
2065         case RENDERPATH_D3D9:
2066 #ifdef SUPPORTD3D
2067                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_TWOSIDEDSTENCILMODE, true);
2068                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILENABLE, enable);
2069                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILWRITEMASK, writemask);
2070                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILFAIL, d3dstencilopforglfunc(frontfail));
2071                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILZFAIL, d3dstencilopforglfunc(frontzfail));
2072                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILPASS, d3dstencilopforglfunc(frontzpass));
2073                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILFUNC, d3dcmpforglfunc(frontcompare));
2074                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CCW_STENCILFAIL, d3dstencilopforglfunc(backfail));
2075                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CCW_STENCILZFAIL, d3dstencilopforglfunc(backzfail));
2076                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CCW_STENCILPASS, d3dstencilopforglfunc(backzpass));
2077                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CCW_STENCILFUNC, d3dcmpforglfunc(backcompare));
2078                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILREF, comparereference);
2079                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILMASK, comparemask);
2080 #endif
2081                 break;
2082         case RENDERPATH_D3D10:
2083                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2084                 break;
2085         case RENDERPATH_D3D11:
2086                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2087                 break;
2088         case RENDERPATH_SOFT:
2089                 //Con_DPrintf("FIXME SOFT %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2090                 break;
2091         }
2092 }
2093
2094 void R_SetStencil(qboolean enable, int writemask, int fail, int zfail, int zpass, int compare, int comparereference, int comparemask)
2095 {
2096         switch (vid.renderpath)
2097         {
2098         case RENDERPATH_GL11:
2099         case RENDERPATH_GL13:
2100         case RENDERPATH_GL20:
2101         case RENDERPATH_GLES1:
2102         case RENDERPATH_GLES2:
2103                 CHECKGLERROR
2104                 if (enable)
2105                 {
2106                         qglEnable(GL_STENCIL_TEST);CHECKGLERROR
2107                 }
2108                 else
2109                 {
2110                         qglDisable(GL_STENCIL_TEST);CHECKGLERROR
2111                 }
2112                 if (vid.support.ext_stencil_two_side)
2113                 {
2114 #ifdef GL_STENCIL_TEST_TWO_SIDE_EXT
2115                         qglDisable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
2116 #endif
2117                 }
2118                 qglStencilMask(writemask);CHECKGLERROR
2119                 qglStencilOp(fail, zfail, zpass);CHECKGLERROR
2120                 qglStencilFunc(compare, comparereference, comparemask);CHECKGLERROR
2121                 CHECKGLERROR
2122                 break;
2123         case RENDERPATH_D3D9:
2124 #ifdef SUPPORTD3D
2125                 if (vid.support.ati_separate_stencil)
2126                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_TWOSIDEDSTENCILMODE, true);
2127                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILENABLE, enable);
2128                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILWRITEMASK, writemask);
2129                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILFAIL, d3dstencilopforglfunc(fail));
2130                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILZFAIL, d3dstencilopforglfunc(zfail));
2131                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILPASS, d3dstencilopforglfunc(zpass));
2132                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILFUNC, d3dcmpforglfunc(compare));
2133                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILREF, comparereference);
2134                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_STENCILMASK, comparemask);
2135 #endif
2136                 break;
2137         case RENDERPATH_D3D10:
2138                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2139                 break;
2140         case RENDERPATH_D3D11:
2141                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2142                 break;
2143         case RENDERPATH_SOFT:
2144                 //Con_DPrintf("FIXME SOFT %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2145                 break;
2146         }
2147 }
2148
2149 void GL_PolygonOffset(float planeoffset, float depthoffset)
2150 {
2151         if (gl_state.polygonoffset[0] != planeoffset || gl_state.polygonoffset[1] != depthoffset)
2152         {
2153                 gl_state.polygonoffset[0] = planeoffset;
2154                 gl_state.polygonoffset[1] = depthoffset;
2155                 switch(vid.renderpath)
2156                 {
2157                 case RENDERPATH_GL11:
2158                 case RENDERPATH_GL13:
2159                 case RENDERPATH_GL20:
2160                 case RENDERPATH_GLES1:
2161                 case RENDERPATH_GLES2:
2162                         qglPolygonOffset(gl_state.polygonoffset[0], gl_state.polygonoffset[1]);
2163                         break;
2164                 case RENDERPATH_D3D9:
2165 #ifdef SUPPORTD3D
2166                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_SLOPESCALEDEPTHBIAS, gl_state.polygonoffset[0]);
2167                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_DEPTHBIAS, gl_state.polygonoffset[1] * (1.0f / 16777216.0f));
2168 #endif
2169                         break;
2170                 case RENDERPATH_D3D10:
2171                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2172                         break;
2173                 case RENDERPATH_D3D11:
2174                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2175                         break;
2176                 case RENDERPATH_SOFT:
2177                         DPSOFTRAST_PolygonOffset(gl_state.polygonoffset[0], gl_state.polygonoffset[1]);
2178                         break;
2179                 }
2180         }
2181 }
2182
2183 void GL_SetMirrorState(qboolean state)
2184 {
2185         if (v_flipped_state != state)
2186         {
2187                 v_flipped_state = state;
2188                 if (gl_state.cullface == GL_BACK)
2189                         gl_state.cullface = GL_FRONT;
2190                 else if (gl_state.cullface == GL_FRONT)
2191                         gl_state.cullface = GL_BACK;
2192                 else
2193                         return;
2194                 switch(vid.renderpath)
2195                 {
2196                 case RENDERPATH_GL11:
2197                 case RENDERPATH_GL13:
2198                 case RENDERPATH_GL20:
2199                 case RENDERPATH_GLES1:
2200                 case RENDERPATH_GLES2:
2201                         qglCullFace(gl_state.cullface);CHECKGLERROR
2202                         break;
2203                 case RENDERPATH_D3D9:
2204 #ifdef SUPPORTD3D
2205                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CULLMODE, gl_state.cullface == GL_FRONT ? D3DCULL_CCW : D3DCULL_CW);
2206 #endif
2207                         break;
2208                 case RENDERPATH_D3D10:
2209                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2210                         break;
2211                 case RENDERPATH_D3D11:
2212                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2213                         break;
2214                 case RENDERPATH_SOFT:
2215                         DPSOFTRAST_CullFace(gl_state.cullface);
2216                         break;
2217                 }
2218         }
2219 }
2220
2221 void GL_CullFace(int state)
2222 {
2223         if(v_flipped_state)
2224         {
2225                 if(state == GL_FRONT)
2226                         state = GL_BACK;
2227                 else if(state == GL_BACK)
2228                         state = GL_FRONT;
2229         }
2230
2231         switch(vid.renderpath)
2232         {
2233         case RENDERPATH_GL11:
2234         case RENDERPATH_GL13:
2235         case RENDERPATH_GL20:
2236         case RENDERPATH_GLES1:
2237         case RENDERPATH_GLES2:
2238                 CHECKGLERROR
2239
2240                 if (state != GL_NONE)
2241                 {
2242                         if (!gl_state.cullfaceenable)
2243                         {
2244                                 gl_state.cullfaceenable = true;
2245                                 qglEnable(GL_CULL_FACE);CHECKGLERROR
2246                         }
2247                         if (gl_state.cullface != state)
2248                         {
2249                                 gl_state.cullface = state;
2250                                 qglCullFace(gl_state.cullface);CHECKGLERROR
2251                         }
2252                 }
2253                 else
2254                 {
2255                         if (gl_state.cullfaceenable)
2256                         {
2257                                 gl_state.cullfaceenable = false;
2258                                 qglDisable(GL_CULL_FACE);CHECKGLERROR
2259                         }
2260                 }
2261                 break;
2262         case RENDERPATH_D3D9:
2263 #ifdef SUPPORTD3D
2264                 if (gl_state.cullface != state)
2265                 {
2266                         gl_state.cullface = state;
2267                         switch(gl_state.cullface)
2268                         {
2269                         case GL_NONE:
2270                                 gl_state.cullfaceenable = false;
2271                                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CULLMODE, D3DCULL_NONE);
2272                                 break;
2273                         case GL_FRONT:
2274                                 gl_state.cullfaceenable = true;
2275                                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CULLMODE, D3DCULL_CCW);
2276                                 break;
2277                         case GL_BACK:
2278                                 gl_state.cullfaceenable = true;
2279                                 IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_CULLMODE, D3DCULL_CW);
2280                                 break;
2281                         }
2282                 }
2283 #endif
2284                 break;
2285         case RENDERPATH_D3D10:
2286                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2287                 break;
2288         case RENDERPATH_D3D11:
2289                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2290                 break;
2291         case RENDERPATH_SOFT:
2292                 if (gl_state.cullface != state)
2293                 {
2294                         gl_state.cullface = state;
2295                         gl_state.cullfaceenable = state != GL_NONE ? true : false;
2296                         DPSOFTRAST_CullFace(gl_state.cullface);
2297                 }
2298                 break;
2299         }
2300 }
2301
2302 void GL_AlphaTest(int state)
2303 {
2304         if (gl_state.alphatest != state)
2305         {
2306                 gl_state.alphatest = state;
2307                 switch(vid.renderpath)
2308                 {
2309                 case RENDERPATH_GL11:
2310                 case RENDERPATH_GL13:
2311                 case RENDERPATH_GLES1:
2312 #ifdef GL_ALPHA_TEST
2313                         // only fixed function uses alpha test, other paths use pixel kill capability in shaders
2314                         CHECKGLERROR
2315                         if (gl_state.alphatest)
2316                         {
2317                                 qglEnable(GL_ALPHA_TEST);CHECKGLERROR
2318                         }
2319                         else
2320                         {
2321                                 qglDisable(GL_ALPHA_TEST);CHECKGLERROR
2322                         }
2323 #endif
2324                         break;
2325                 case RENDERPATH_D3D9:
2326                 case RENDERPATH_D3D10:
2327                 case RENDERPATH_D3D11:
2328                 case RENDERPATH_SOFT:
2329                 case RENDERPATH_GL20:
2330                 case RENDERPATH_GLES2:
2331                         break;
2332                 }
2333         }
2334 }
2335
2336 void GL_AlphaToCoverage(qboolean state)
2337 {
2338         if (gl_state.alphatocoverage != state)
2339         {
2340                 gl_state.alphatocoverage = state;
2341                 switch(vid.renderpath)
2342                 {
2343                 case RENDERPATH_GL11:
2344                 case RENDERPATH_GL13:
2345                 case RENDERPATH_GLES1:
2346                 case RENDERPATH_GLES2:
2347                 case RENDERPATH_D3D9:
2348                 case RENDERPATH_D3D10:
2349                 case RENDERPATH_D3D11:
2350                 case RENDERPATH_SOFT:
2351                         break;
2352                 case RENDERPATH_GL20:
2353 #ifdef GL_SAMPLE_ALPHA_TO_COVERAGE_ARB
2354                         // alpha to coverage turns the alpha value of the pixel into 0%, 25%, 50%, 75% or 100% by masking the multisample fragments accordingly
2355                         CHECKGLERROR
2356                         if (gl_state.alphatocoverage)
2357                         {
2358                                 qglEnable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);CHECKGLERROR
2359 //                              qglEnable(GL_MULTISAMPLE_ARB);CHECKGLERROR
2360                         }
2361                         else
2362                         {
2363                                 qglDisable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);CHECKGLERROR
2364 //                              qglDisable(GL_MULTISAMPLE_ARB);CHECKGLERROR
2365                         }
2366 #endif
2367                         break;
2368                 }
2369         }
2370 }
2371
2372 void GL_ColorMask(int r, int g, int b, int a)
2373 {
2374         // NOTE: this matches D3DCOLORWRITEENABLE_RED, GREEN, BLUE, ALPHA
2375         int state = (r ? 1 : 0) | (g ? 2 : 0) | (b ? 4 : 0) | (a ? 8 : 0);
2376         if (gl_state.colormask != state)
2377         {
2378                 gl_state.colormask = state;
2379                 switch(vid.renderpath)
2380                 {
2381                 case RENDERPATH_GL11:
2382                 case RENDERPATH_GL13:
2383                 case RENDERPATH_GL20:
2384                 case RENDERPATH_GLES1:
2385                 case RENDERPATH_GLES2:
2386                         CHECKGLERROR
2387                         qglColorMask((GLboolean)r, (GLboolean)g, (GLboolean)b, (GLboolean)a);CHECKGLERROR
2388                         break;
2389                 case RENDERPATH_D3D9:
2390 #ifdef SUPPORTD3D
2391                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_COLORWRITEENABLE, state);
2392 #endif
2393                         break;
2394                 case RENDERPATH_D3D10:
2395                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2396                         break;
2397                 case RENDERPATH_D3D11:
2398                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2399                         break;
2400                 case RENDERPATH_SOFT:
2401                         DPSOFTRAST_ColorMask(r, g, b, a);
2402                         break;
2403                 }
2404         }
2405 }
2406
2407 void GL_Color(float cr, float cg, float cb, float ca)
2408 {
2409         if (gl_state.pointer_color_enabled || gl_state.color4f[0] != cr || gl_state.color4f[1] != cg || gl_state.color4f[2] != cb || gl_state.color4f[3] != ca)
2410         {
2411                 gl_state.color4f[0] = cr;
2412                 gl_state.color4f[1] = cg;
2413                 gl_state.color4f[2] = cb;
2414                 gl_state.color4f[3] = ca;
2415                 switch(vid.renderpath)
2416                 {
2417                 case RENDERPATH_GL11:
2418                 case RENDERPATH_GL13:
2419                 case RENDERPATH_GLES1:
2420                         CHECKGLERROR
2421                         qglColor4f(gl_state.color4f[0], gl_state.color4f[1], gl_state.color4f[2], gl_state.color4f[3]);
2422                         CHECKGLERROR
2423                         break;
2424                 case RENDERPATH_D3D9:
2425                 case RENDERPATH_D3D10:
2426                 case RENDERPATH_D3D11:
2427                         // no equivalent in D3D
2428                         break;
2429                 case RENDERPATH_SOFT:
2430                         DPSOFTRAST_Color4f(cr, cg, cb, ca);
2431                         break;
2432                 case RENDERPATH_GL20:
2433                 case RENDERPATH_GLES2:
2434                         qglVertexAttrib4f(GLSLATTRIB_COLOR, cr, cg, cb, ca);
2435                         break;
2436                 }
2437         }
2438 }
2439
2440 void GL_Scissor (int x, int y, int width, int height)
2441 {
2442         switch(vid.renderpath)
2443         {
2444         case RENDERPATH_GL11:
2445         case RENDERPATH_GL13:
2446         case RENDERPATH_GL20:
2447         case RENDERPATH_GLES1:
2448         case RENDERPATH_GLES2:
2449                 CHECKGLERROR
2450                 qglScissor(x, y,width,height);
2451                 CHECKGLERROR
2452                 break;
2453         case RENDERPATH_D3D9:
2454 #ifdef SUPPORTD3D
2455                 {
2456                         RECT d3drect;
2457                         d3drect.left = x;
2458                         d3drect.top = y;
2459                         d3drect.right = x + width;
2460                         d3drect.bottom = y + height;
2461                         IDirect3DDevice9_SetScissorRect(vid_d3d9dev, &d3drect);
2462                 }
2463 #endif
2464                 break;
2465         case RENDERPATH_D3D10:
2466                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2467                 break;
2468         case RENDERPATH_D3D11:
2469                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2470                 break;
2471         case RENDERPATH_SOFT:
2472                 DPSOFTRAST_Scissor(x, y, width, height);
2473                 break;
2474         }
2475 }
2476
2477 void GL_ScissorTest(int state)
2478 {
2479         if (gl_state.scissortest != state)
2480         {
2481                 gl_state.scissortest = state;
2482                 switch(vid.renderpath)
2483                 {
2484                 case RENDERPATH_GL11:
2485                 case RENDERPATH_GL13:
2486                 case RENDERPATH_GL20:
2487                 case RENDERPATH_GLES1:
2488                 case RENDERPATH_GLES2:
2489                         CHECKGLERROR
2490                         if(gl_state.scissortest)
2491                                 qglEnable(GL_SCISSOR_TEST);
2492                         else
2493                                 qglDisable(GL_SCISSOR_TEST);
2494                         CHECKGLERROR
2495                         break;
2496                 case RENDERPATH_D3D9:
2497 #ifdef SUPPORTD3D
2498                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_SCISSORTESTENABLE, gl_state.scissortest);
2499 #endif
2500                         break;
2501                 case RENDERPATH_D3D10:
2502                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2503                         break;
2504                 case RENDERPATH_D3D11:
2505                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2506                         break;
2507                 case RENDERPATH_SOFT:
2508                         DPSOFTRAST_ScissorTest(gl_state.scissortest);
2509                         break;
2510                 }
2511         }
2512 }
2513
2514 void GL_Clear(int mask, const float *colorvalue, float depthvalue, int stencilvalue)
2515 {
2516         static const float blackcolor[4] = {0, 0, 0, 0};
2517         // prevent warnings when trying to clear a buffer that does not exist
2518         if (!colorvalue)
2519                 colorvalue = blackcolor;
2520         if (!vid.stencil)
2521         {
2522                 mask &= ~GL_STENCIL_BUFFER_BIT;
2523                 stencilvalue = 0;
2524         }
2525         switch(vid.renderpath)
2526         {
2527         case RENDERPATH_GL11:
2528         case RENDERPATH_GL13:
2529         case RENDERPATH_GL20:
2530         case RENDERPATH_GLES1:
2531         case RENDERPATH_GLES2:
2532                 CHECKGLERROR
2533                 if (mask & GL_COLOR_BUFFER_BIT)
2534                 {
2535                         qglClearColor(colorvalue[0], colorvalue[1], colorvalue[2], colorvalue[3]);CHECKGLERROR
2536                 }
2537                 if (mask & GL_DEPTH_BUFFER_BIT)
2538                 {
2539 #ifdef USE_GLES2
2540                         qglClearDepthf(depthvalue);CHECKGLERROR
2541 #else
2542                         qglClearDepth(depthvalue);CHECKGLERROR
2543 #endif
2544                 }
2545                 if (mask & GL_STENCIL_BUFFER_BIT)
2546                 {
2547                         qglClearStencil(stencilvalue);CHECKGLERROR
2548                 }
2549                 qglClear(mask);CHECKGLERROR
2550                 break;
2551         case RENDERPATH_D3D9:
2552 #ifdef SUPPORTD3D
2553                 IDirect3DDevice9_Clear(vid_d3d9dev, 0, NULL, ((mask & GL_COLOR_BUFFER_BIT) ? D3DCLEAR_TARGET : 0) | ((mask & GL_STENCIL_BUFFER_BIT) ? D3DCLEAR_STENCIL : 0) | ((mask & GL_DEPTH_BUFFER_BIT) ? D3DCLEAR_ZBUFFER : 0), D3DCOLOR_COLORVALUE(colorvalue[0], colorvalue[1], colorvalue[2], colorvalue[3]), depthvalue, stencilvalue);
2554 #endif
2555                 break;
2556         case RENDERPATH_D3D10:
2557                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2558                 break;
2559         case RENDERPATH_D3D11:
2560                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2561                 break;
2562         case RENDERPATH_SOFT:
2563                 if (mask & GL_COLOR_BUFFER_BIT)
2564                         DPSOFTRAST_ClearColor(colorvalue[0], colorvalue[1], colorvalue[2], colorvalue[3]);
2565                 if (mask & GL_DEPTH_BUFFER_BIT)
2566                         DPSOFTRAST_ClearDepth(depthvalue);
2567                 break;
2568         }
2569 }
2570
2571 void GL_ReadPixelsBGRA(int x, int y, int width, int height, unsigned char *outpixels)
2572 {
2573         switch(vid.renderpath)
2574         {
2575         case RENDERPATH_GL11:
2576         case RENDERPATH_GL13:
2577         case RENDERPATH_GL20:
2578         case RENDERPATH_GLES1:
2579         case RENDERPATH_GLES2:
2580                 CHECKGLERROR
2581                 qglReadPixels(x, y, width, height, GL_BGRA, GL_UNSIGNED_BYTE, outpixels);CHECKGLERROR
2582                 break;
2583         case RENDERPATH_D3D9:
2584 #ifdef SUPPORTD3D
2585                 {
2586                         // LordHavoc: we can't directly download the backbuffer because it may be
2587                         // multisampled, and it may not be lockable, so we blit it to a lockable
2588                         // surface of the same dimensions (but without multisample) to resolve the
2589                         // multisample buffer to a normal image, and then lock that...
2590                         IDirect3DSurface9 *stretchsurface = NULL;
2591                         if (!FAILED(IDirect3DDevice9_CreateRenderTarget(vid_d3d9dev, vid.width, vid.height, D3DFMT_A8R8G8B8, D3DMULTISAMPLE_NONE, 0, TRUE, &stretchsurface, NULL)))
2592                         {
2593                                 D3DLOCKED_RECT lockedrect;
2594                                 if (!FAILED(IDirect3DDevice9_StretchRect(vid_d3d9dev, gl_state.d3drt_backbuffercolorsurface, NULL, stretchsurface, NULL, D3DTEXF_POINT)))
2595                                 {
2596                                         if (!FAILED(IDirect3DSurface9_LockRect(stretchsurface, &lockedrect, NULL, D3DLOCK_READONLY)))
2597                                         {
2598                                                 int line;
2599                                                 unsigned char *row = (unsigned char *)lockedrect.pBits + x * 4 + lockedrect.Pitch * (vid.height - 1 - y);
2600                                                 for (line = 0;line < height;line++, row -= lockedrect.Pitch)
2601                                                         memcpy(outpixels + line * width * 4, row, width * 4);
2602                                                 IDirect3DSurface9_UnlockRect(stretchsurface);
2603                                         }
2604                                 }
2605                                 IDirect3DSurface9_Release(stretchsurface);
2606                         }
2607                         // code scraps
2608                         //IDirect3DSurface9 *syssurface = NULL;
2609                         //if (!FAILED(IDirect3DDevice9_CreateRenderTarget(vid_d3d9dev, vid.width, vid.height, D3DFMT_A8R8G8B8, D3DMULTISAMPLE_NONE, 0, FALSE, &stretchsurface, NULL)))
2610                         //if (!FAILED(IDirect3DDevice9_CreateOffscreenPlainSurface(vid_d3d9dev, vid.width, vid.height, D3DFMT_A8R8G8B8, D3DPOOL_SCRATCH, &syssurface, NULL)))
2611                         //IDirect3DDevice9_GetRenderTargetData(vid_d3d9dev, gl_state.d3drt_backbuffercolorsurface, syssurface);
2612                         //if (!FAILED(IDirect3DDevice9_GetFrontBufferData(vid_d3d9dev, 0, syssurface)))
2613                         //if (!FAILED(IDirect3DSurface9_LockRect(syssurface, &lockedrect, NULL, D3DLOCK_READONLY)))
2614                         //IDirect3DSurface9_UnlockRect(syssurface);
2615                         //IDirect3DSurface9_Release(syssurface);
2616                 }
2617 #endif
2618                 break;
2619         case RENDERPATH_D3D10:
2620                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2621                 break;
2622         case RENDERPATH_D3D11:
2623                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
2624                 break;
2625         case RENDERPATH_SOFT:
2626                 DPSOFTRAST_GetPixelsBGRA(x, y, width, height, outpixels);
2627                 break;
2628         }
2629 }
2630
2631 // called at beginning of frame
2632 void R_Mesh_Start(void)
2633 {
2634         BACKENDACTIVECHECK
2635         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2636         R_Mesh_SetUseVBO();
2637         if (gl_printcheckerror.integer && !gl_paranoid.integer)
2638         {
2639                 Con_Printf("WARNING: gl_printcheckerror is on but gl_paranoid is off, turning it on...\n");
2640                 Cvar_SetValueQuick(&gl_paranoid, 1);
2641         }
2642 }
2643
2644 static qboolean GL_Backend_CompileShader(int programobject, GLenum shadertypeenum, const char *shadertype, int numstrings, const char **strings)
2645 {
2646         int shaderobject;
2647         int shadercompiled;
2648         char compilelog[MAX_INPUTLINE];
2649         shaderobject = qglCreateShader(shadertypeenum);CHECKGLERROR
2650         if (!shaderobject)
2651                 return false;
2652         qglShaderSource(shaderobject, numstrings, strings, NULL);CHECKGLERROR
2653         qglCompileShader(shaderobject);CHECKGLERROR
2654         qglGetShaderiv(shaderobject, GL_COMPILE_STATUS, &shadercompiled);CHECKGLERROR
2655         qglGetShaderInfoLog(shaderobject, sizeof(compilelog), NULL, compilelog);CHECKGLERROR
2656         if (compilelog[0] && ((strstr(compilelog, "error") || strstr(compilelog, "ERROR") || strstr(compilelog, "Error")) || ((strstr(compilelog, "WARNING") || strstr(compilelog, "warning") || strstr(compilelog, "Warning")) && developer.integer) || developer_extra.integer))
2657         {
2658                 int i, j, pretextlines = 0;
2659                 for (i = 0;i < numstrings - 1;i++)
2660                         for (j = 0;strings[i][j];j++)
2661                                 if (strings[i][j] == '\n')
2662                                         pretextlines++;
2663                 Con_Printf("%s shader compile log:\n%s\n(line offset for any above warnings/errors: %i)\n", shadertype, compilelog, pretextlines);
2664         }
2665         if (!shadercompiled)
2666         {
2667                 qglDeleteShader(shaderobject);CHECKGLERROR
2668                 return false;
2669         }
2670         qglAttachShader(programobject, shaderobject);CHECKGLERROR
2671         qglDeleteShader(shaderobject);CHECKGLERROR
2672         return true;
2673 }
2674
2675 unsigned int GL_Backend_CompileProgram(int vertexstrings_count, const char **vertexstrings_list, int geometrystrings_count, const char **geometrystrings_list, int fragmentstrings_count, const char **fragmentstrings_list)
2676 {
2677         GLint programlinked;
2678         GLuint programobject = 0;
2679         char linklog[MAX_INPUTLINE];
2680         CHECKGLERROR
2681
2682         programobject = qglCreateProgram();CHECKGLERROR
2683         if (!programobject)
2684                 return 0;
2685
2686         qglBindAttribLocation(programobject, GLSLATTRIB_POSITION , "Attrib_Position" );
2687         qglBindAttribLocation(programobject, GLSLATTRIB_COLOR    , "Attrib_Color"    );
2688         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD0, "Attrib_TexCoord0");
2689         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD1, "Attrib_TexCoord1");
2690         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD2, "Attrib_TexCoord2");
2691         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD3, "Attrib_TexCoord3");
2692         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD4, "Attrib_TexCoord4");
2693         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD5, "Attrib_TexCoord5");
2694         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD6, "Attrib_SkeletalIndex");
2695         qglBindAttribLocation(programobject, GLSLATTRIB_TEXCOORD7, "Attrib_SkeletalWeight");
2696 #ifndef USE_GLES2
2697         if(vid.support.gl20shaders130)
2698                 qglBindFragDataLocation(programobject, 0, "dp_FragColor");
2699 #endif
2700
2701         if (vertexstrings_count && !GL_Backend_CompileShader(programobject, GL_VERTEX_SHADER, "vertex", vertexstrings_count, vertexstrings_list))
2702                 goto cleanup;
2703
2704 #ifdef GL_GEOMETRY_SHADER
2705         if (geometrystrings_count && !GL_Backend_CompileShader(programobject, GL_GEOMETRY_SHADER, "geometry", geometrystrings_count, geometrystrings_list))
2706                 goto cleanup;
2707 #endif
2708
2709         if (fragmentstrings_count && !GL_Backend_CompileShader(programobject, GL_FRAGMENT_SHADER, "fragment", fragmentstrings_count, fragmentstrings_list))
2710                 goto cleanup;
2711
2712         qglLinkProgram(programobject);CHECKGLERROR
2713         qglGetProgramiv(programobject, GL_LINK_STATUS, &programlinked);CHECKGLERROR
2714         qglGetProgramInfoLog(programobject, sizeof(linklog), NULL, linklog);CHECKGLERROR
2715         if (linklog[0])
2716         {
2717                 if (strstr(linklog, "error") || strstr(linklog, "ERROR") || strstr(linklog, "Error") || strstr(linklog, "WARNING") || strstr(linklog, "warning") || strstr(linklog, "Warning") || developer_extra.integer)
2718                         Con_DPrintf("program link log:\n%s\n", linklog);
2719                 // software vertex shader is ok but software fragment shader is WAY
2720                 // too slow, fail program if so.
2721                 // NOTE: this string might be ATI specific, but that's ok because the
2722                 // ATI R300 chip (Radeon 9500-9800/X300) is the most likely to use a
2723                 // software fragment shader due to low instruction and dependent
2724                 // texture limits.
2725                 if (strstr(linklog, "fragment shader will run in software"))
2726                         programlinked = false;
2727         }
2728         if (!programlinked)
2729                 goto cleanup;
2730         return programobject;
2731 cleanup:
2732         qglDeleteProgram(programobject);CHECKGLERROR
2733         return 0;
2734 }
2735
2736 void GL_Backend_FreeProgram(unsigned int prog)
2737 {
2738         CHECKGLERROR
2739         qglDeleteProgram(prog);
2740         CHECKGLERROR
2741 }
2742
2743 // renders triangles using vertices from the active arrays
2744 int paranoidblah = 0;
2745 void R_Mesh_Draw(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const r_meshbuffer_t *element3i_indexbuffer, size_t element3i_bufferoffset, const unsigned short *element3s, const r_meshbuffer_t *element3s_indexbuffer, size_t element3s_bufferoffset)
2746 {
2747         unsigned int numelements = numtriangles * 3;
2748         int bufferobject3i;
2749         size_t bufferoffset3i;
2750         int bufferobject3s;
2751         size_t bufferoffset3s;
2752         if (numvertices < 3 || numtriangles < 1)
2753         {
2754                 if (numvertices < 0 || numtriangles < 0 || developer_extra.integer)
2755                         Con_DPrintf("R_Mesh_Draw(%d, %d, %d, %d, %8p, %8p, %8x, %8p, %8p, %8x);\n", firstvertex, numvertices, firsttriangle, numtriangles, (void *)element3i, (void *)element3i_indexbuffer, (int)element3i_bufferoffset, (void *)element3s, (void *)element3s_indexbuffer, (int)element3s_bufferoffset);
2756                 return;
2757         }
2758         if (!gl_mesh_prefer_short_elements.integer)
2759         {
2760                 if (element3i)
2761                 {
2762                         element3s = NULL;
2763                         element3s_indexbuffer = NULL;
2764                 }
2765         }
2766         // adjust the pointers for firsttriangle
2767         if (element3i)
2768                 element3i += firsttriangle * 3;
2769         if (element3i_indexbuffer)
2770                 element3i_bufferoffset += firsttriangle * 3 * sizeof(*element3i);
2771         if (element3s)
2772                 element3s += firsttriangle * 3;
2773         if (element3s_indexbuffer)
2774                 element3s_bufferoffset += firsttriangle * 3 * sizeof(*element3s);
2775         switch(vid.renderpath)
2776         {
2777         case RENDERPATH_GL11:
2778         case RENDERPATH_GL13:
2779         case RENDERPATH_GL20:
2780         case RENDERPATH_GLES1:
2781         case RENDERPATH_GLES2:
2782                 // check if the user specified to ignore static index buffers
2783                 if (!gl_state.usevbo_staticindex || (gl_vbo.integer == 3 && !vid.forcevbo && (element3i_bufferoffset || element3s_bufferoffset)))
2784                 {
2785                         element3i_indexbuffer = NULL;
2786                         element3s_indexbuffer = NULL;
2787                 }
2788                 break;
2789         case RENDERPATH_D3D9:
2790         case RENDERPATH_D3D10:
2791         case RENDERPATH_D3D11:
2792                 break;
2793         case RENDERPATH_SOFT:
2794                 break;
2795         }
2796         // upload a dynamic index buffer if needed
2797         if (element3s)
2798         {
2799                 if (!element3s_indexbuffer && gl_state.usevbo_dynamicindex)
2800                 {
2801                         if (gl_state.draw_dynamicindexbuffer)
2802                                 R_Mesh_UpdateMeshBuffer(gl_state.draw_dynamicindexbuffer, (void *)element3s, numelements * sizeof(*element3s), false, 0);
2803                         else
2804                                 gl_state.draw_dynamicindexbuffer = R_Mesh_CreateMeshBuffer((void *)element3s, numelements * sizeof(*element3s), "temporary", true, false, true, true);
2805                         element3s_indexbuffer = gl_state.draw_dynamicindexbuffer;
2806                         element3s_bufferoffset = 0;
2807                 }
2808         }
2809         else if (element3i)
2810         {
2811                 if (!element3i_indexbuffer && gl_state.usevbo_dynamicindex)
2812                 {
2813                         if (gl_state.draw_dynamicindexbuffer)
2814                                 R_Mesh_UpdateMeshBuffer(gl_state.draw_dynamicindexbuffer, (void *)element3i, numelements * sizeof(*element3i), false, 0);
2815                         else
2816                                 gl_state.draw_dynamicindexbuffer = R_Mesh_CreateMeshBuffer((void *)element3i, numelements * sizeof(*element3i), "temporary", true, false, true, false);
2817                         element3i_indexbuffer = gl_state.draw_dynamicindexbuffer;
2818                         element3i_bufferoffset = 0;
2819                 }
2820         }
2821         bufferobject3i = element3i_indexbuffer ? element3i_indexbuffer->bufferobject : 0;
2822         bufferoffset3i = element3i_bufferoffset;
2823         bufferobject3s = element3s_indexbuffer ? element3s_indexbuffer->bufferobject : 0;
2824         bufferoffset3s = element3s_bufferoffset;
2825         r_refdef.stats[r_stat_draws]++;
2826         r_refdef.stats[r_stat_draws_vertices] += numvertices;
2827         r_refdef.stats[r_stat_draws_elements] += numelements;
2828         if (gl_paranoid.integer)
2829         {
2830                 unsigned int i;
2831                 // LordHavoc: disabled this - it needs to be updated to handle components and gltype and stride in each array
2832 #if 0
2833                 unsigned int j, size;
2834                 const int *p;
2835                 // note: there's no validation done here on buffer objects because it
2836                 // is somewhat difficult to get at the data, and gl_paranoid can be
2837                 // used without buffer objects if the need arises
2838                 // (the data could be gotten using glMapBuffer but it would be very
2839                 //  slow due to uncachable video memory reads)
2840                 if (!qglIsEnabled(GL_VERTEX_ARRAY))
2841                         Con_Print("R_Mesh_Draw: vertex array not enabled\n");
2842                 CHECKGLERROR
2843                 if (gl_state.pointer_vertex_pointer)
2844                         for (j = 0, size = numvertices * 3, p = (int *)((float *)gl_state.pointer_vertex + firstvertex * 3);j < size;j++, p++)
2845                                 paranoidblah += *p;
2846                 if (gl_state.pointer_color_enabled)
2847                 {
2848                         if (!qglIsEnabled(GL_COLOR_ARRAY))
2849                                 Con_Print("R_Mesh_Draw: color array set but not enabled\n");
2850                         CHECKGLERROR
2851                         if (gl_state.pointer_color && gl_state.pointer_color_enabled)
2852                                 for (j = 0, size = numvertices * 4, p = (int *)((float *)gl_state.pointer_color + firstvertex * 4);j < size;j++, p++)
2853                                         paranoidblah += *p;
2854                 }
2855                 for (i = 0;i < vid.texarrayunits;i++)
2856                 {
2857                         if (gl_state.units[i].arrayenabled)
2858                         {
2859                                 GL_ClientActiveTexture(i);
2860                                 if (!qglIsEnabled(GL_TEXTURE_COORD_ARRAY))
2861                                         Con_Print("R_Mesh_Draw: texcoord array set but not enabled\n");
2862                                 CHECKGLERROR
2863                                 if (gl_state.units[i].pointer_texcoord && gl_state.units[i].arrayenabled)
2864                                         for (j = 0, size = numvertices * gl_state.units[i].arraycomponents, p = (int *)((float *)gl_state.units[i].pointer_texcoord + firstvertex * gl_state.units[i].arraycomponents);j < size;j++, p++)
2865                                                 paranoidblah += *p;
2866                         }
2867                 }
2868 #endif
2869                 if (element3i)
2870                 {
2871                         for (i = 0;i < (unsigned int) numtriangles * 3;i++)
2872                         {
2873                                 if (element3i[i] < firstvertex || element3i[i] >= firstvertex + numvertices)
2874                                 {
2875                                         Con_Printf("R_Mesh_Draw: invalid vertex index %i (outside range %i - %i) in element3i array\n", element3i[i], firstvertex, firstvertex + numvertices);
2876                                         return;
2877                                 }
2878                         }
2879                 }
2880                 if (element3s)
2881                 {
2882                         for (i = 0;i < (unsigned int) numtriangles * 3;i++)
2883                         {
2884                                 if (element3s[i] < firstvertex || element3s[i] >= firstvertex + numvertices)
2885                                 {
2886                                         Con_Printf("R_Mesh_Draw: invalid vertex index %i (outside range %i - %i) in element3s array\n", element3s[i], firstvertex, firstvertex + numvertices);
2887                                         return;
2888                                 }
2889                         }
2890                 }
2891         }
2892         if (r_render.integer || r_refdef.draw2dstage)
2893         {
2894                 switch(vid.renderpath)
2895                 {
2896                 case RENDERPATH_GL11:
2897                 case RENDERPATH_GL13:
2898                 case RENDERPATH_GL20:
2899                         CHECKGLERROR
2900                         if (gl_mesh_testmanualfeeding.integer)
2901                         {
2902 #ifndef USE_GLES2
2903                                 unsigned int i, j, element;
2904                                 const GLfloat *p;
2905                                 qglBegin(GL_TRIANGLES);
2906                                 if(vid.renderpath == RENDERPATH_GL20)
2907                                 {
2908                                         for (i = 0;i < (unsigned int) numtriangles * 3;i++)
2909                                         {
2910                                                 if (element3i)
2911                                                         element = element3i[i];
2912                                                 else if (element3s)
2913                                                         element = element3s[i];
2914                                                 else
2915                                                         element = firstvertex + i;
2916                                                 for (j = 0;j < vid.texarrayunits;j++)
2917                                                 {
2918                                                         if (gl_state.units[j].pointer_texcoord_pointer && gl_state.units[j].arrayenabled)
2919                                                         {
2920                                                                 if (gl_state.units[j].pointer_texcoord_gltype == GL_FLOAT)
2921                                                                 {
2922                                                                         p = (const GLfloat *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
2923                                                                         if (gl_state.units[j].pointer_texcoord_components == 4)
2924                                                                                 qglVertexAttrib4f(GLSLATTRIB_TEXCOORD0 + j, p[0], p[1], p[2], p[3]);
2925                                                                         else if (gl_state.units[j].pointer_texcoord_components == 3)
2926                                                                                 qglVertexAttrib3f(GLSLATTRIB_TEXCOORD0 + j, p[0], p[1], p[2]);
2927                                                                         else if (gl_state.units[j].pointer_texcoord_components == 2)
2928                                                                                 qglVertexAttrib2f(GLSLATTRIB_TEXCOORD0 + j, p[0], p[1]);
2929                                                                         else
2930                                                                                 qglVertexAttrib1f(GLSLATTRIB_TEXCOORD0 + j, p[0]);
2931                                                                 }
2932                                                                 else if (gl_state.units[j].pointer_texcoord_gltype == (int)(GL_SHORT | 0x80000000))
2933                                                                 {
2934                                                                         const GLshort *s = (const GLshort *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
2935                                                                         if (gl_state.units[j].pointer_texcoord_components == 4)
2936                                                                                 qglVertexAttrib4f(GLSLATTRIB_TEXCOORD0 + j, s[0], s[1], s[2], s[3]);
2937                                                                         else if (gl_state.units[j].pointer_texcoord_components == 3)
2938                                                                                 qglVertexAttrib3f(GLSLATTRIB_TEXCOORD0 + j, s[0], s[1], s[2]);
2939                                                                         else if (gl_state.units[j].pointer_texcoord_components == 2)
2940                                                                                 qglVertexAttrib2f(GLSLATTRIB_TEXCOORD0 + j, s[0], s[1]);
2941                                                                         else if (gl_state.units[j].pointer_texcoord_components == 1)
2942                                                                                 qglVertexAttrib1f(GLSLATTRIB_TEXCOORD0 + j, s[0]);
2943                                                                 }
2944                                                                 else if (gl_state.units[j].pointer_texcoord_gltype == GL_BYTE)
2945                                                                 {
2946                                                                         const GLbyte *sb = (const GLbyte *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
2947                                                                         if (gl_state.units[j].pointer_texcoord_components == 4)
2948                                                                                 qglVertexAttrib4f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 127.0f), sb[1] * (1.0f / 127.0f), sb[2] * (1.0f / 127.0f), sb[3] * (1.0f / 127.0f));
2949                                                                         else if (gl_state.units[j].pointer_texcoord_components == 3)
2950                                                                                 qglVertexAttrib3f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 127.0f), sb[1] * (1.0f / 127.0f), sb[2] * (1.0f / 127.0f));
2951                                                                         else if (gl_state.units[j].pointer_texcoord_components == 2)
2952                                                                                 qglVertexAttrib2f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 127.0f), sb[1] * (1.0f / 127.0f));
2953                                                                         else if (gl_state.units[j].pointer_texcoord_components == 1)
2954                                                                                 qglVertexAttrib1f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 127.0f));
2955                                                                 }
2956                                                                 else if (gl_state.units[j].pointer_texcoord_gltype == GL_UNSIGNED_BYTE)
2957                                                                 {
2958                                                                         const GLubyte *sb = (const GLubyte *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
2959                                                                         if (gl_state.units[j].pointer_texcoord_components == 4)
2960                                                                                 qglVertexAttrib4f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 255.0f), sb[1] * (1.0f / 255.0f), sb[2] * (1.0f / 255.0f), sb[3] * (1.0f / 255.0f));
2961                                                                         else if (gl_state.units[j].pointer_texcoord_components == 3)
2962                                                                                 qglVertexAttrib3f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 255.0f), sb[1] * (1.0f / 255.0f), sb[2] * (1.0f / 255.0f));
2963                                                                         else if (gl_state.units[j].pointer_texcoord_components == 2)
2964                                                                                 qglVertexAttrib2f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 255.0f), sb[1] * (1.0f / 255.0f));
2965                                                                         else if (gl_state.units[j].pointer_texcoord_components == 1)
2966                                                                                 qglVertexAttrib1f(GLSLATTRIB_TEXCOORD0 + j, sb[0] * (1.0f / 255.0f));
2967                                                                 }
2968                                                                 else if (gl_state.units[j].pointer_texcoord_gltype == (int)(GL_UNSIGNED_BYTE | 0x80000000))
2969                                                                 {
2970                                                                         const GLubyte *sb = (const GLubyte *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
2971                                                                         if (gl_state.units[j].pointer_texcoord_components == 4)
2972                                                                                 qglVertexAttrib4f(GLSLATTRIB_TEXCOORD0 + j, sb[0], sb[1], sb[2], sb[3]);
2973                                                                         else if (gl_state.units[j].pointer_texcoord_components == 3)
2974                                                                                 qglVertexAttrib3f(GLSLATTRIB_TEXCOORD0 + j, sb[0], sb[1], sb[2]);
2975                                                                         else if (gl_state.units[j].pointer_texcoord_components == 2)
2976                                                                                 qglVertexAttrib2f(GLSLATTRIB_TEXCOORD0 + j, sb[0], sb[1]);
2977                                                                         else if (gl_state.units[j].pointer_texcoord_components == 1)
2978                                                                                 qglVertexAttrib1f(GLSLATTRIB_TEXCOORD0 + j, sb[0]);
2979                                                                 }
2980                                                         }
2981                                                 }
2982                                                 if (gl_state.pointer_color_pointer && gl_state.pointer_color_enabled && gl_state.pointer_color_components == 4)
2983                                                 {
2984                                                         if (gl_state.pointer_color_gltype == GL_FLOAT)
2985                                                         {
2986                                                                 p = (const GLfloat *)((const unsigned char *)gl_state.pointer_color_pointer + element * gl_state.pointer_color_stride);
2987                                                                 qglVertexAttrib4f(GLSLATTRIB_COLOR, p[0], p[1], p[2], p[3]);
2988                                                         }
2989                                                         else if (gl_state.pointer_color_gltype == GL_UNSIGNED_BYTE)
2990                                                         {
2991                                                                 const GLubyte *ub = (const GLubyte *)((const unsigned char *)gl_state.pointer_color_pointer + element * gl_state.pointer_color_stride);
2992                                                                 qglVertexAttrib4Nub(GLSLATTRIB_COLOR, ub[0], ub[1], ub[2], ub[3]);
2993                                                         }
2994                                                 }
2995                                                 if (gl_state.pointer_vertex_gltype == GL_FLOAT)
2996                                                 {
2997                                                         p = (const GLfloat *)((const unsigned char *)gl_state.pointer_vertex_pointer + element * gl_state.pointer_vertex_stride);
2998                                                         if (gl_state.pointer_vertex_components == 4)
2999                                                                 qglVertexAttrib4f(GLSLATTRIB_POSITION, p[0], p[1], p[2], p[3]);
3000                                                         else if (gl_state.pointer_vertex_components == 3)
3001                                                                 qglVertexAttrib3f(GLSLATTRIB_POSITION, p[0], p[1], p[2]);
3002                                                         else
3003                                                                 qglVertexAttrib2f(GLSLATTRIB_POSITION, p[0], p[1]);
3004                                                 }
3005                                         }
3006                                 }
3007                                 else
3008                                 {
3009                                         for (i = 0;i < (unsigned int) numtriangles * 3;i++)
3010                                         {
3011                                                 if (element3i)
3012                                                         element = element3i[i];
3013                                                 else if (element3s)
3014                                                         element = element3s[i];
3015                                                 else
3016                                                         element = firstvertex + i;
3017                                                 for (j = 0;j < vid.texarrayunits;j++)
3018                                                 {
3019                                                         if (gl_state.units[j].pointer_texcoord_pointer && gl_state.units[j].arrayenabled)
3020                                                         {
3021                                                                 if (gl_state.units[j].pointer_texcoord_gltype == GL_FLOAT)
3022                                                                 {
3023                                                                         p = (const GLfloat *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
3024                                                                         if (vid.texarrayunits > 1)
3025                                                                         {
3026                                                                                 if (gl_state.units[j].pointer_texcoord_components == 4)
3027                                                                                         qglMultiTexCoord4f(GL_TEXTURE0 + j, p[0], p[1], p[2], p[3]);
3028                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 3)
3029                                                                                         qglMultiTexCoord3f(GL_TEXTURE0 + j, p[0], p[1], p[2]);
3030                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 2)
3031                                                                                         qglMultiTexCoord2f(GL_TEXTURE0 + j, p[0], p[1]);
3032                                                                                 else
3033                                                                                         qglMultiTexCoord1f(GL_TEXTURE0 + j, p[0]);
3034                                                                         }
3035                                                                         else
3036                                                                         {
3037                                                                                 if (gl_state.units[j].pointer_texcoord_components == 4)
3038                                                                                         qglTexCoord4f(p[0], p[1], p[2], p[3]);
3039                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 3)
3040                                                                                         qglTexCoord3f(p[0], p[1], p[2]);
3041                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 2)
3042                                                                                         qglTexCoord2f(p[0], p[1]);
3043                                                                                 else
3044                                                                                         qglTexCoord1f(p[0]);
3045                                                                         }
3046                                                                 }
3047                                                                 else if (gl_state.units[j].pointer_texcoord_gltype == GL_SHORT)
3048                                                                 {
3049                                                                         const GLshort *s = (const GLshort *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
3050                                                                         if (vid.texarrayunits > 1)
3051                                                                         {
3052                                                                                 if (gl_state.units[j].pointer_texcoord_components == 4)
3053                                                                                         qglMultiTexCoord4f(GL_TEXTURE0 + j, s[0], s[1], s[2], s[3]);
3054                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 3)
3055                                                                                         qglMultiTexCoord3f(GL_TEXTURE0 + j, s[0], s[1], s[2]);
3056                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 2)
3057                                                                                         qglMultiTexCoord2f(GL_TEXTURE0 + j, s[0], s[1]);
3058                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 1)
3059                                                                                         qglMultiTexCoord1f(GL_TEXTURE0 + j, s[0]);
3060                                                                         }
3061                                                                         else
3062                                                                         {
3063                                                                                 if (gl_state.units[j].pointer_texcoord_components == 4)
3064                                                                                         qglTexCoord4f(s[0], s[1], s[2], s[3]);
3065                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 3)
3066                                                                                         qglTexCoord3f(s[0], s[1], s[2]);
3067                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 2)
3068                                                                                         qglTexCoord2f(s[0], s[1]);
3069                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 1)
3070                                                                                         qglTexCoord1f(s[0]);
3071                                                                         }
3072                                                                 }
3073                                                                 else if (gl_state.units[j].pointer_texcoord_gltype == GL_BYTE)
3074                                                                 {
3075                                                                         const GLbyte *sb = (const GLbyte *)((const unsigned char *)gl_state.units[j].pointer_texcoord_pointer + element * gl_state.units[j].pointer_texcoord_stride);
3076                                                                         if (vid.texarrayunits > 1)
3077                                                                         {
3078                                                                                 if (gl_state.units[j].pointer_texcoord_components == 4)
3079                                                                                         qglMultiTexCoord4f(GL_TEXTURE0 + j, sb[0], sb[1], sb[2], sb[3]);
3080                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 3)
3081                                                                                         qglMultiTexCoord3f(GL_TEXTURE0 + j, sb[0], sb[1], sb[2]);
3082                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 2)
3083                                                                                         qglMultiTexCoord2f(GL_TEXTURE0 + j, sb[0], sb[1]);
3084                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 1)
3085                                                                                         qglMultiTexCoord1f(GL_TEXTURE0 + j, sb[0]);
3086                                                                         }
3087                                                                         else
3088                                                                         {
3089                                                                                 if (gl_state.units[j].pointer_texcoord_components == 4)
3090                                                                                         qglTexCoord4f(sb[0], sb[1], sb[2], sb[3]);
3091                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 3)
3092                                                                                         qglTexCoord3f(sb[0], sb[1], sb[2]);
3093                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 2)
3094                                                                                         qglTexCoord2f(sb[0], sb[1]);
3095                                                                                 else if (gl_state.units[j].pointer_texcoord_components == 1)
3096                                                                                         qglTexCoord1f(sb[0]);
3097                                                                         }
3098                                                                 }
3099                                                         }
3100                                                 }
3101                                                 if (gl_state.pointer_color_pointer && gl_state.pointer_color_enabled && gl_state.pointer_color_components == 4)
3102                                                 {
3103                                                         if (gl_state.pointer_color_gltype == GL_FLOAT)
3104                                                         {
3105                                                                 p = (const GLfloat *)((const unsigned char *)gl_state.pointer_color_pointer + element * gl_state.pointer_color_stride);
3106                                                                 qglColor4f(p[0], p[1], p[2], p[3]);
3107                                                         }
3108                                                         else if (gl_state.pointer_color_gltype == GL_UNSIGNED_BYTE)
3109                                                         {
3110                                                                 const GLubyte *ub = (const GLubyte *)((const unsigned char *)gl_state.pointer_color_pointer + element * gl_state.pointer_color_stride);
3111                                                                 qglColor4ub(ub[0], ub[1], ub[2], ub[3]);
3112                                                         }
3113                                                 }
3114                                                 if (gl_state.pointer_vertex_gltype == GL_FLOAT)
3115                                                 {
3116                                                         p = (const GLfloat *)((const unsigned char *)gl_state.pointer_vertex_pointer + element * gl_state.pointer_vertex_stride);
3117                                                         if (gl_state.pointer_vertex_components == 4)
3118                                                                 qglVertex4f(p[0], p[1], p[2], p[3]);
3119                                                         else if (gl_state.pointer_vertex_components == 3)
3120                                                                 qglVertex3f(p[0], p[1], p[2]);
3121                                                         else
3122                                                                 qglVertex2f(p[0], p[1]);
3123                                                 }
3124                                         }
3125                                 }
3126                                 qglEnd();
3127                                 CHECKGLERROR
3128 #endif
3129                         }
3130                         else if (bufferobject3s)
3131                         {
3132                                 GL_BindEBO(bufferobject3s);
3133 #ifndef USE_GLES2
3134                                 if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
3135                                 {
3136                                         qglDrawRangeElements(GL_TRIANGLES, firstvertex, firstvertex + numvertices - 1, numelements, GL_UNSIGNED_SHORT, (void *)bufferoffset3s);
3137                                         CHECKGLERROR
3138                                 }
3139                                 else
3140 #endif
3141                                 {
3142                                         qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_SHORT, (void *)(firsttriangle * sizeof(unsigned short[3])));
3143                                         CHECKGLERROR
3144                                 }
3145                         }
3146                         else if (bufferobject3i)
3147                         {
3148                                 GL_BindEBO(bufferobject3i);
3149 #ifndef USE_GLES2
3150                                 if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
3151                                 {
3152                                         qglDrawRangeElements(GL_TRIANGLES, firstvertex, firstvertex + numvertices - 1, numelements, GL_UNSIGNED_INT, (void *)bufferoffset3i);
3153                                         CHECKGLERROR
3154                                 }
3155                                 else
3156 #endif
3157                                 {
3158                                         qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_INT, (void *)(firsttriangle * sizeof(unsigned int[3])));
3159                                         CHECKGLERROR
3160                                 }
3161                         }
3162                         else if (element3s)
3163                         {
3164                                 GL_BindEBO(0);
3165 #ifndef USE_GLES2
3166                                 if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
3167                                 {
3168                                         qglDrawRangeElements(GL_TRIANGLES, firstvertex, firstvertex + numvertices - 1, numelements, GL_UNSIGNED_SHORT, element3s);
3169                                         CHECKGLERROR
3170                                 }
3171                                 else
3172 #endif
3173                                 {
3174                                         qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_SHORT, element3s);
3175                                         CHECKGLERROR
3176                                 }
3177                         }
3178                         else if (element3i)
3179                         {
3180                                 GL_BindEBO(0);
3181 #ifndef USE_GLES2
3182                                 if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
3183                                 {
3184                                         qglDrawRangeElements(GL_TRIANGLES, firstvertex, firstvertex + numvertices - 1, numelements, GL_UNSIGNED_INT, element3i);
3185                                         CHECKGLERROR
3186                                 }
3187                                 else
3188 #endif
3189                                 {
3190                                         qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_INT, element3i);
3191                                         CHECKGLERROR
3192                                 }
3193                         }
3194                         else
3195                         {
3196                                 qglDrawArrays(GL_TRIANGLES, firstvertex, numvertices);
3197                                 CHECKGLERROR
3198                         }
3199                         break;
3200                 case RENDERPATH_D3D9:
3201 #ifdef SUPPORTD3D
3202                         if (gl_state.d3dvertexbuffer && ((element3s && element3s_indexbuffer) || (element3i && element3i_indexbuffer)))
3203                         {
3204                                 if (element3s_indexbuffer)
3205                                 {
3206                                         IDirect3DDevice9_SetIndices(vid_d3d9dev, (IDirect3DIndexBuffer9 *)element3s_indexbuffer->devicebuffer);
3207                                         IDirect3DDevice9_DrawIndexedPrimitive(vid_d3d9dev, D3DPT_TRIANGLELIST, 0, firstvertex, numvertices, element3s_bufferoffset>>1, numtriangles);
3208                                 }
3209                                 else if (element3i_indexbuffer)
3210                                 {
3211                                         IDirect3DDevice9_SetIndices(vid_d3d9dev, (IDirect3DIndexBuffer9 *)element3i_indexbuffer->devicebuffer);
3212                                         IDirect3DDevice9_DrawIndexedPrimitive(vid_d3d9dev, D3DPT_TRIANGLELIST, 0, firstvertex, numvertices, element3i_bufferoffset>>2, numtriangles);
3213                                 }
3214                                 else
3215                                         IDirect3DDevice9_DrawPrimitive(vid_d3d9dev, D3DPT_TRIANGLELIST, firstvertex, numvertices);
3216                         }
3217                         else
3218                         {
3219                                 if (element3s)
3220                                         IDirect3DDevice9_DrawIndexedPrimitiveUP(vid_d3d9dev, D3DPT_TRIANGLELIST, firstvertex, numvertices, numtriangles, element3s, D3DFMT_INDEX16, gl_state.d3dvertexdata, gl_state.d3dvertexsize);
3221                                 else if (element3i)
3222                                         IDirect3DDevice9_DrawIndexedPrimitiveUP(vid_d3d9dev, D3DPT_TRIANGLELIST, firstvertex, numvertices, numtriangles, element3i, D3DFMT_INDEX32, gl_state.d3dvertexdata, gl_state.d3dvertexsize);
3223                                 else
3224                                         IDirect3DDevice9_DrawPrimitiveUP(vid_d3d9dev, D3DPT_TRIANGLELIST, numvertices, (void *)gl_state.d3dvertexdata, gl_state.d3dvertexsize);
3225                         }
3226 #endif
3227                         break;
3228                 case RENDERPATH_D3D10:
3229                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3230                         break;
3231                 case RENDERPATH_D3D11:
3232                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3233                         break;
3234                 case RENDERPATH_SOFT:
3235                         DPSOFTRAST_DrawTriangles(firstvertex, numvertices, numtriangles, element3i, element3s);
3236                         break;
3237                 case RENDERPATH_GLES1:
3238                 case RENDERPATH_GLES2:
3239                         // GLES does not have glDrawRangeElements, and generally
3240                         // underperforms with index buffers, so this code path is
3241                         // relatively straightforward...
3242 #if 0
3243                         if (gl_paranoid.integer)
3244                         {
3245                                 int r, prog, enabled, i;
3246                                 GLsizei         attriblength;
3247                                 GLint           attribsize;
3248                                 GLenum          attribtype;
3249                                 GLchar          attribname[1024];
3250                                 r = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER);CHECKGLERROR
3251                                 if (r != GL_FRAMEBUFFER_COMPLETE)
3252                                         Con_DPrintf("fbo %i not complete (default %i)\n", gl_state.framebufferobject, gl_state.defaultframebufferobject);
3253 #ifndef GL_CURRENT_PROGRAM
3254 #define GL_CURRENT_PROGRAM 0x8B8D
3255 #endif
3256                                 qglGetIntegerv(GL_CURRENT_PROGRAM, &r);CHECKGLERROR
3257                                 if (r < 0 || r > 10000)
3258                                         Con_DPrintf("GL_CURRENT_PROGRAM = %i\n", r);
3259                                 prog = r;
3260                                 for (i = 0;i < 8;i++)
3261                                 {
3262                                         qglGetVertexAttribiv(i, GL_VERTEX_ATTRIB_ARRAY_ENABLED, &r);CHECKGLERROR
3263                                         if (!r)
3264                                                 continue;
3265                                         qglGetActiveAttrib(prog, i, sizeof(attribname), &attriblength, &attribsize, &attribtype, attribname);CHECKGLERROR
3266                                         Con_DPrintf("prog %i position %i length %i size %04X type %i name \"%s\"\n", prog, i, (int)attriblength, (int)attribsize, (int)attribtype, (char *)attribname);
3267                                 }
3268                         }
3269 #endif
3270                         if (element3s)
3271                         {
3272                                 qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_SHORT, element3s);
3273                                 CHECKGLERROR
3274                         }
3275                         else if (element3i)
3276                         {
3277                                 qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_INT, element3i);
3278                                 CHECKGLERROR
3279                         }
3280                         else
3281                         {
3282                                 qglDrawArrays(GL_TRIANGLES, firstvertex, numvertices);
3283                                 CHECKGLERROR
3284                         }
3285                         break;
3286                 }
3287         }
3288 }
3289
3290 // restores backend state, used when done with 3D rendering
3291 void R_Mesh_Finish(void)
3292 {
3293         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
3294 }
3295
3296 r_meshbuffer_t *R_Mesh_CreateMeshBuffer(const void *data, size_t size, const char *name, qboolean isindexbuffer, qboolean isuniformbuffer, qboolean isdynamic, qboolean isindex16)
3297 {
3298         r_meshbuffer_t *buffer;
3299         if (isuniformbuffer)
3300         {
3301                 if (!vid.support.arb_uniform_buffer_object)
3302                         return NULL;
3303         }
3304         else
3305         {
3306                 if (!vid.support.arb_vertex_buffer_object)
3307                         return NULL;
3308                 if (!isdynamic && !(isindexbuffer ? gl_state.usevbo_staticindex : gl_state.usevbo_staticvertex))
3309                         return NULL;
3310         }
3311         buffer = (r_meshbuffer_t *)Mem_ExpandableArray_AllocRecord(&gl_state.meshbufferarray);
3312         memset(buffer, 0, sizeof(*buffer));
3313         buffer->bufferobject = 0;
3314         buffer->devicebuffer = NULL;
3315         buffer->size = size;
3316         buffer->isindexbuffer = isindexbuffer;
3317         buffer->isuniformbuffer = isuniformbuffer;
3318         buffer->isdynamic = isdynamic;
3319         buffer->isindex16 = isindex16;
3320         strlcpy(buffer->name, name, sizeof(buffer->name));
3321         R_Mesh_UpdateMeshBuffer(buffer, data, size, false, 0);
3322         return buffer;
3323 }
3324
3325 void R_Mesh_UpdateMeshBuffer(r_meshbuffer_t *buffer, const void *data, size_t size, qboolean subdata, size_t offset)
3326 {
3327         if (!buffer)
3328                 return;
3329         if (buffer->isindexbuffer)
3330         {
3331                 r_refdef.stats[r_stat_indexbufferuploadcount]++;
3332                 r_refdef.stats[r_stat_indexbufferuploadsize] += size;
3333         }
3334         else
3335         {
3336                 r_refdef.stats[r_stat_vertexbufferuploadcount]++;
3337                 r_refdef.stats[r_stat_vertexbufferuploadsize] += size;
3338         }
3339         if (!subdata)
3340                 buffer->size = size;
3341         switch(vid.renderpath)
3342         {
3343         case RENDERPATH_GL11:
3344         case RENDERPATH_GL13:
3345         case RENDERPATH_GL20:
3346         case RENDERPATH_GLES1:
3347         case RENDERPATH_GLES2:
3348                 if (!buffer->bufferobject)
3349                         qglGenBuffersARB(1, (GLuint *)&buffer->bufferobject);
3350                 if (buffer->isuniformbuffer)
3351                         GL_BindUBO(buffer->bufferobject);
3352                 else if (buffer->isindexbuffer)
3353                         GL_BindEBO(buffer->bufferobject);
3354                 else
3355                         GL_BindVBO(buffer->bufferobject);
3356                 if (subdata)
3357                         qglBufferSubDataARB(buffer->isuniformbuffer ? GL_UNIFORM_BUFFER : (buffer->isindexbuffer ? GL_ELEMENT_ARRAY_BUFFER : GL_ARRAY_BUFFER), offset, size, data);
3358                 else
3359                         qglBufferDataARB(buffer->isuniformbuffer ? GL_UNIFORM_BUFFER : (buffer->isindexbuffer ? GL_ELEMENT_ARRAY_BUFFER : GL_ARRAY_BUFFER), size, data, buffer->isdynamic ? GL_STREAM_DRAW : GL_STATIC_DRAW);
3360                 if (buffer->isuniformbuffer)
3361                         GL_BindUBO(0);
3362                 break;
3363         case RENDERPATH_D3D9:
3364 #ifdef SUPPORTD3D
3365                 {
3366                         int result;
3367                         void *datapointer = NULL;
3368                         if (buffer->isindexbuffer)
3369                         {
3370                                 IDirect3DIndexBuffer9 *d3d9indexbuffer = (IDirect3DIndexBuffer9 *)buffer->devicebuffer;
3371                                 if (offset+size > buffer->size || !buffer->devicebuffer)
3372                                 {
3373                                         if (buffer->devicebuffer)
3374                                                 IDirect3DIndexBuffer9_Release((IDirect3DIndexBuffer9*)buffer->devicebuffer);
3375                                         buffer->devicebuffer = NULL;
3376                                         if (FAILED(result = IDirect3DDevice9_CreateIndexBuffer(vid_d3d9dev, offset+size, buffer->isdynamic ? D3DUSAGE_WRITEONLY | D3DUSAGE_DYNAMIC : 0, buffer->isindex16 ? D3DFMT_INDEX16 : D3DFMT_INDEX32, buffer->isdynamic ? D3DPOOL_DEFAULT : D3DPOOL_MANAGED, &d3d9indexbuffer, NULL)))
3377                                                 Sys_Error("IDirect3DDevice9_CreateIndexBuffer(%p, %d, %x, %x, %x, %p, NULL) returned %x\n", vid_d3d9dev, (int)size, buffer->isdynamic ? (int)D3DUSAGE_DYNAMIC : 0, buffer->isindex16 ? (int)D3DFMT_INDEX16 : (int)D3DFMT_INDEX32, buffer->isdynamic ? (int)D3DPOOL_DEFAULT : (int)D3DPOOL_MANAGED, &d3d9indexbuffer, (int)result);
3378                                         buffer->devicebuffer = (void *)d3d9indexbuffer;
3379                                         buffer->size = offset+size;
3380                                 }
3381                                 if (!FAILED(IDirect3DIndexBuffer9_Lock(d3d9indexbuffer, (unsigned int)offset, (unsigned int)size, &datapointer, buffer->isdynamic ? D3DLOCK_DISCARD : 0)))
3382                                 {
3383                                         if (data)
3384                                                 memcpy(datapointer, data, size);
3385                                         else
3386                                                 memset(datapointer, 0, size);
3387                                         IDirect3DIndexBuffer9_Unlock(d3d9indexbuffer);
3388                                 }
3389                         }
3390                         else
3391                         {
3392                                 IDirect3DVertexBuffer9 *d3d9vertexbuffer = (IDirect3DVertexBuffer9 *)buffer->devicebuffer;
3393                                 if (offset+size > buffer->size || !buffer->devicebuffer)
3394                                 {
3395                                         if (buffer->devicebuffer)
3396                                                 IDirect3DVertexBuffer9_Release((IDirect3DVertexBuffer9*)buffer->devicebuffer);
3397                                         buffer->devicebuffer = NULL;
3398                                         if (FAILED(result = IDirect3DDevice9_CreateVertexBuffer(vid_d3d9dev, offset+size, buffer->isdynamic ? D3DUSAGE_WRITEONLY | D3DUSAGE_DYNAMIC : 0, 0, buffer->isdynamic ? D3DPOOL_DEFAULT : D3DPOOL_MANAGED, &d3d9vertexbuffer, NULL)))
3399                                                 Sys_Error("IDirect3DDevice9_CreateVertexBuffer(%p, %d, %x, %x, %x, %p, NULL) returned %x\n", vid_d3d9dev, (int)size, buffer->isdynamic ? (int)D3DUSAGE_DYNAMIC : 0, 0, buffer->isdynamic ? (int)D3DPOOL_DEFAULT : (int)D3DPOOL_MANAGED, &d3d9vertexbuffer, (int)result);
3400                                         buffer->devicebuffer = (void *)d3d9vertexbuffer;
3401                                         buffer->size = offset+size;
3402                                 }
3403                                 if (!FAILED(IDirect3DVertexBuffer9_Lock(d3d9vertexbuffer, (unsigned int)offset, (unsigned int)size, &datapointer, buffer->isdynamic ? D3DLOCK_DISCARD : 0)))
3404                                 {
3405                                         if (data)
3406                                                 memcpy(datapointer, data, size);
3407                                         else
3408                                                 memset(datapointer, 0, size);
3409                                         IDirect3DVertexBuffer9_Unlock(d3d9vertexbuffer);
3410                                 }
3411                         }
3412                 }
3413 #endif
3414                 break;
3415         case RENDERPATH_D3D10:
3416                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3417                 break;
3418         case RENDERPATH_D3D11:
3419                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3420                 break;
3421         case RENDERPATH_SOFT:
3422                 break;
3423         }
3424 }
3425
3426 void R_Mesh_DestroyMeshBuffer(r_meshbuffer_t *buffer)
3427 {
3428         if (!buffer)
3429                 return;
3430         switch(vid.renderpath)
3431         {
3432         case RENDERPATH_GL11:
3433         case RENDERPATH_GL13:
3434         case RENDERPATH_GL20:
3435         case RENDERPATH_GLES1:
3436         case RENDERPATH_GLES2:
3437                 // GL clears the binding if we delete something bound
3438                 if (gl_state.uniformbufferobject == buffer->bufferobject)
3439                         gl_state.uniformbufferobject = 0;
3440                 if (gl_state.vertexbufferobject == buffer->bufferobject)
3441                         gl_state.vertexbufferobject = 0;
3442                 if (gl_state.elementbufferobject == buffer->bufferobject)
3443                         gl_state.elementbufferobject = 0;
3444                 qglDeleteBuffersARB(1, (GLuint *)&buffer->bufferobject);
3445                 break;
3446         case RENDERPATH_D3D9:
3447 #ifdef SUPPORTD3D
3448                 if (gl_state.d3dvertexbuffer == (void *)buffer)
3449                         gl_state.d3dvertexbuffer = NULL;
3450                 if (buffer->devicebuffer)
3451                 {
3452                         if (buffer->isindexbuffer)
3453                                 IDirect3DIndexBuffer9_Release((IDirect3DIndexBuffer9 *)buffer->devicebuffer);
3454                         else
3455                                 IDirect3DVertexBuffer9_Release((IDirect3DVertexBuffer9 *)buffer->devicebuffer);
3456                         buffer->devicebuffer = NULL;
3457                 }
3458 #endif
3459                 break;
3460         case RENDERPATH_D3D10:
3461                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3462                 break;
3463         case RENDERPATH_D3D11:
3464                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3465                 break;
3466         case RENDERPATH_SOFT:
3467                 break;
3468         }
3469         Mem_ExpandableArray_FreeRecord(&gl_state.meshbufferarray, (void *)buffer);
3470 }
3471
3472 static const char *buffertypename[R_BUFFERDATA_COUNT] = {"vertex", "index16", "index32", "uniform"};
3473 void GL_Mesh_ListVBOs(qboolean printeach)
3474 {
3475         int i, endindex;
3476         int type;
3477         int isdynamic;
3478         int index16count, index16mem;
3479         int index32count, index32mem;
3480         int vertexcount, vertexmem;
3481         int uniformcount, uniformmem;
3482         int totalcount, totalmem;
3483         size_t bufferstat[R_BUFFERDATA_COUNT][2][2];
3484         r_meshbuffer_t *buffer;
3485         memset(bufferstat, 0, sizeof(bufferstat));
3486         endindex = Mem_ExpandableArray_IndexRange(&gl_state.meshbufferarray);
3487         for (i = 0;i < endindex;i++)
3488         {
3489                 buffer = (r_meshbuffer_t *) Mem_ExpandableArray_RecordAtIndex(&gl_state.meshbufferarray, i);
3490                 if (!buffer)
3491                         continue;
3492                 if (buffer->isuniformbuffer)
3493                         type = R_BUFFERDATA_UNIFORM;
3494                 else if (buffer->isindexbuffer && buffer->isindex16)
3495                         type = R_BUFFERDATA_INDEX16;
3496                 else if (buffer->isindexbuffer)
3497                         type = R_BUFFERDATA_INDEX32;
3498                 else
3499                         type = R_BUFFERDATA_VERTEX;
3500                 isdynamic = buffer->isdynamic;
3501                 bufferstat[type][isdynamic][0]++;
3502                 bufferstat[type][isdynamic][1] += buffer->size;
3503                 if (printeach)
3504                         Con_Printf("buffer #%i %s = %i bytes (%s %s)\n", i, buffer->name, (int)buffer->size, isdynamic ? "dynamic" : "static", buffertypename[type]);
3505         }
3506         index16count   = (int)(bufferstat[R_BUFFERDATA_INDEX16][0][0] + bufferstat[R_BUFFERDATA_INDEX16][1][0]);
3507         index16mem     = (int)(bufferstat[R_BUFFERDATA_INDEX16][0][1] + bufferstat[R_BUFFERDATA_INDEX16][1][1]);
3508         index32count   = (int)(bufferstat[R_BUFFERDATA_INDEX32][0][0] + bufferstat[R_BUFFERDATA_INDEX32][1][0]);
3509         index32mem     = (int)(bufferstat[R_BUFFERDATA_INDEX32][0][1] + bufferstat[R_BUFFERDATA_INDEX32][1][1]);
3510         vertexcount  = (int)(bufferstat[R_BUFFERDATA_VERTEX ][0][0] + bufferstat[R_BUFFERDATA_VERTEX ][1][0]);
3511         vertexmem    = (int)(bufferstat[R_BUFFERDATA_VERTEX ][0][1] + bufferstat[R_BUFFERDATA_VERTEX ][1][1]);
3512         uniformcount = (int)(bufferstat[R_BUFFERDATA_UNIFORM][0][0] + bufferstat[R_BUFFERDATA_UNIFORM][1][0]);
3513         uniformmem   = (int)(bufferstat[R_BUFFERDATA_UNIFORM][0][1] + bufferstat[R_BUFFERDATA_UNIFORM][1][1]);
3514         totalcount = index16count + index32count + vertexcount + uniformcount;
3515         totalmem = index16mem + index32mem + vertexmem + uniformmem;
3516         Con_Printf("%i 16bit indexbuffers totalling %i bytes (%.3f MB)\n%i 32bit indexbuffers totalling %i bytes (%.3f MB)\n%i vertexbuffers totalling %i bytes (%.3f MB)\n%i uniformbuffers totalling %i bytes (%.3f MB)\ncombined %i buffers totalling %i bytes (%.3fMB)\n", index16count, index16mem, index16mem / 10248576.0, index32count, index32mem, index32mem / 10248576.0, vertexcount, vertexmem, vertexmem / 10248576.0, uniformcount, uniformmem, uniformmem / 10248576.0, totalcount, totalmem, totalmem / 10248576.0);
3517 }
3518
3519
3520
3521 void R_Mesh_VertexPointer(int components, int gltype, size_t stride, const void *pointer, const r_meshbuffer_t *vertexbuffer, size_t bufferoffset)
3522 {
3523         switch(vid.renderpath)
3524         {
3525         case RENDERPATH_GL11:
3526         case RENDERPATH_GL13:
3527         case RENDERPATH_GLES1:
3528                 if (gl_state.pointer_vertex_components != components || gl_state.pointer_vertex_gltype != gltype || gl_state.pointer_vertex_stride != stride || gl_state.pointer_vertex_pointer != pointer || gl_state.pointer_vertex_vertexbuffer != vertexbuffer || gl_state.pointer_vertex_offset != bufferoffset)
3529                 {
3530                         int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
3531                         gl_state.pointer_vertex_components = components;
3532                         gl_state.pointer_vertex_gltype = gltype;
3533                         gl_state.pointer_vertex_stride = stride;
3534                         gl_state.pointer_vertex_pointer = pointer;
3535                         gl_state.pointer_vertex_vertexbuffer = vertexbuffer;
3536                         gl_state.pointer_vertex_offset = bufferoffset;
3537                         CHECKGLERROR
3538                         GL_BindVBO(bufferobject);
3539                         qglVertexPointer(components, gltype, stride, bufferobject ? (void *)bufferoffset : pointer);CHECKGLERROR
3540                 }
3541                 break;
3542         case RENDERPATH_GL20:
3543         case RENDERPATH_GLES2:
3544                 if (gl_state.pointer_vertex_components != components || gl_state.pointer_vertex_gltype != gltype || gl_state.pointer_vertex_stride != stride || gl_state.pointer_vertex_pointer != pointer || gl_state.pointer_vertex_vertexbuffer != vertexbuffer || gl_state.pointer_vertex_offset != bufferoffset)
3545                 {
3546                         int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
3547                         gl_state.pointer_vertex_components = components;
3548                         gl_state.pointer_vertex_gltype = gltype;
3549                         gl_state.pointer_vertex_stride = stride;
3550                         gl_state.pointer_vertex_pointer = pointer;
3551                         gl_state.pointer_vertex_vertexbuffer = vertexbuffer;
3552                         gl_state.pointer_vertex_offset = bufferoffset;
3553                         CHECKGLERROR
3554                         GL_BindVBO(bufferobject);
3555                         // LordHavoc: special flag added to gltype for unnormalized types
3556                         qglVertexAttribPointer(GLSLATTRIB_POSITION, components, gltype & ~0x80000000, (gltype & 0x80000000) == 0, stride, bufferobject ? (void *)bufferoffset : pointer);CHECKGLERROR
3557                 }
3558                 break;
3559         case RENDERPATH_D3D9:
3560         case RENDERPATH_D3D10:
3561         case RENDERPATH_D3D11:
3562         case RENDERPATH_SOFT:
3563                 break;
3564         }
3565 }
3566
3567 void R_Mesh_ColorPointer(int components, int gltype, size_t stride, const void *pointer, const r_meshbuffer_t *vertexbuffer, size_t bufferoffset)
3568 {
3569         // note: vertexbuffer may be non-NULL even if pointer is NULL, so check
3570         // the pointer only.
3571         switch(vid.renderpath)
3572         {
3573         case RENDERPATH_GL11:
3574         case RENDERPATH_GL13:
3575         case RENDERPATH_GLES1:
3576 #ifdef GL_MODELVIEW
3577                 CHECKGLERROR
3578                 if (pointer)
3579                 {
3580                         // caller wants color array enabled
3581                         int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
3582                         if (!gl_state.pointer_color_enabled)
3583                         {
3584                                 gl_state.pointer_color_enabled = true;
3585                                 CHECKGLERROR
3586                                 qglEnableClientState(GL_COLOR_ARRAY);CHECKGLERROR
3587                         }
3588                         if (gl_state.pointer_color_components != components || gl_state.pointer_color_gltype != gltype || gl_state.pointer_color_stride != stride || gl_state.pointer_color_pointer != pointer || gl_state.pointer_color_vertexbuffer != vertexbuffer || gl_state.pointer_color_offset != bufferoffset)
3589                         {
3590                                 gl_state.pointer_color_components = components;
3591                                 gl_state.pointer_color_gltype = gltype;
3592                                 gl_state.pointer_color_stride = stride;
3593                                 gl_state.pointer_color_pointer = pointer;
3594                                 gl_state.pointer_color_vertexbuffer = vertexbuffer;
3595                                 gl_state.pointer_color_offset = bufferoffset;
3596                                 CHECKGLERROR
3597                                 GL_BindVBO(bufferobject);
3598                                 qglColorPointer(components, gltype, stride, bufferobject ? (void *)bufferoffset : pointer);CHECKGLERROR
3599                         }
3600                 }
3601                 else
3602                 {
3603                         // caller wants color array disabled
3604                         if (gl_state.pointer_color_enabled)
3605                         {
3606                                 gl_state.pointer_color_enabled = false;
3607                                 CHECKGLERROR
3608                                 qglDisableClientState(GL_COLOR_ARRAY);CHECKGLERROR
3609                                 // when color array is on the glColor gets trashed, set it again
3610                                 qglColor4f(gl_state.color4f[0], gl_state.color4f[1], gl_state.color4f[2], gl_state.color4f[3]);CHECKGLERROR
3611                         }
3612                 }
3613 #endif
3614                 break;
3615         case RENDERPATH_GL20:
3616         case RENDERPATH_GLES2:
3617                 CHECKGLERROR
3618                 if (pointer)
3619                 {
3620                         // caller wants color array enabled
3621                         int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
3622                         if (!gl_state.pointer_color_enabled)
3623                         {
3624                                 gl_state.pointer_color_enabled = true;
3625                                 CHECKGLERROR
3626                                 qglEnableVertexAttribArray(GLSLATTRIB_COLOR);CHECKGLERROR
3627                         }
3628                         if (gl_state.pointer_color_components != components || gl_state.pointer_color_gltype != gltype || gl_state.pointer_color_stride != stride || gl_state.pointer_color_pointer != pointer || gl_state.pointer_color_vertexbuffer != vertexbuffer || gl_state.pointer_color_offset != bufferoffset)
3629                         {
3630                                 gl_state.pointer_color_components = components;
3631                                 gl_state.pointer_color_gltype = gltype;
3632                                 gl_state.pointer_color_stride = stride;
3633                                 gl_state.pointer_color_pointer = pointer;
3634                                 gl_state.pointer_color_vertexbuffer = vertexbuffer;
3635                                 gl_state.pointer_color_offset = bufferoffset;
3636                                 CHECKGLERROR
3637                                 GL_BindVBO(bufferobject);
3638                                 // LordHavoc: special flag added to gltype for unnormalized types
3639                                 qglVertexAttribPointer(GLSLATTRIB_COLOR, components, gltype & ~0x80000000, (gltype & 0x80000000) == 0, stride, bufferobject ? (void *)bufferoffset : pointer);CHECKGLERROR
3640                         }
3641                 }
3642                 else
3643                 {
3644                         // caller wants color array disabled
3645                         if (gl_state.pointer_color_enabled)
3646                         {
3647                                 gl_state.pointer_color_enabled = false;
3648                                 CHECKGLERROR
3649                                 qglDisableVertexAttribArray(GLSLATTRIB_COLOR);CHECKGLERROR
3650                                 // when color array is on the glColor gets trashed, set it again
3651                                 qglVertexAttrib4f(GLSLATTRIB_COLOR, gl_state.color4f[0], gl_state.color4f[1], gl_state.color4f[2], gl_state.color4f[3]);CHECKGLERROR
3652                         }
3653                 }
3654                 break;
3655         case RENDERPATH_D3D9:
3656         case RENDERPATH_D3D10:
3657         case RENDERPATH_D3D11:
3658         case RENDERPATH_SOFT:
3659                 break;
3660         }
3661 }
3662
3663 void R_Mesh_TexCoordPointer(unsigned int unitnum, int components, int gltype, size_t stride, const void *pointer, const r_meshbuffer_t *vertexbuffer, size_t bufferoffset)
3664 {
3665         gltextureunit_t *unit = gl_state.units + unitnum;
3666         // update array settings
3667         // note: there is no need to check bufferobject here because all cases
3668         // that involve a valid bufferobject also supply a texcoord array
3669         switch(vid.renderpath)
3670         {
3671         case RENDERPATH_GL11:
3672         case RENDERPATH_GL13:
3673         case RENDERPATH_GLES1:
3674 #ifdef GL_MODELVIEW
3675                 CHECKGLERROR
3676                 if (pointer)
3677                 {
3678                         int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
3679                         // texture array unit is enabled, enable the array
3680                         if (!unit->arrayenabled)
3681                         {
3682                                 unit->arrayenabled = true;
3683                                 GL_ClientActiveTexture(unitnum);
3684                                 qglEnableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
3685                         }
3686                         // texcoord array
3687                         if (unit->pointer_texcoord_components != components || unit->pointer_texcoord_gltype != gltype || unit->pointer_texcoord_stride != stride || unit->pointer_texcoord_pointer != pointer || unit->pointer_texcoord_vertexbuffer != vertexbuffer || unit->pointer_texcoord_offset != bufferoffset)
3688                         {
3689                                 unit->pointer_texcoord_components = components;
3690                                 unit->pointer_texcoord_gltype = gltype;
3691                                 unit->pointer_texcoord_stride = stride;
3692                                 unit->pointer_texcoord_pointer = pointer;
3693                                 unit->pointer_texcoord_vertexbuffer = vertexbuffer;
3694                                 unit->pointer_texcoord_offset = bufferoffset;
3695                                 GL_ClientActiveTexture(unitnum);
3696                                 GL_BindVBO(bufferobject);
3697                                 qglTexCoordPointer(components, gltype, stride, bufferobject ? (void *)bufferoffset : pointer);CHECKGLERROR
3698                         }
3699                 }
3700                 else
3701                 {
3702                         // texture array unit is disabled, disable the array
3703                         if (unit->arrayenabled)
3704                         {
3705                                 unit->arrayenabled = false;
3706                                 GL_ClientActiveTexture(unitnum);
3707                                 qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
3708                         }
3709                 }
3710 #endif
3711                 break;
3712         case RENDERPATH_GL20:
3713         case RENDERPATH_GLES2:
3714                 CHECKGLERROR
3715                 if (pointer)
3716                 {
3717                         int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
3718                         // texture array unit is enabled, enable the array
3719                         if (!unit->arrayenabled)
3720                         {
3721                                 unit->arrayenabled = true;
3722                                 qglEnableVertexAttribArray(unitnum+GLSLATTRIB_TEXCOORD0);CHECKGLERROR
3723                         }
3724                         // texcoord array
3725                         if (unit->pointer_texcoord_components != components || unit->pointer_texcoord_gltype != gltype || unit->pointer_texcoord_stride != stride || unit->pointer_texcoord_pointer != pointer || unit->pointer_texcoord_vertexbuffer != vertexbuffer || unit->pointer_texcoord_offset != bufferoffset)
3726                         {
3727                                 unit->pointer_texcoord_components = components;
3728                                 unit->pointer_texcoord_gltype = gltype;
3729                                 unit->pointer_texcoord_stride = stride;
3730                                 unit->pointer_texcoord_pointer = pointer;
3731                                 unit->pointer_texcoord_vertexbuffer = vertexbuffer;
3732                                 unit->pointer_texcoord_offset = bufferoffset;
3733                                 GL_BindVBO(bufferobject);
3734                                 // LordHavoc: special flag added to gltype for unnormalized types
3735                                 qglVertexAttribPointer(unitnum+GLSLATTRIB_TEXCOORD0, components, gltype & ~0x80000000, (gltype & 0x80000000) == 0, stride, bufferobject ? (void *)bufferoffset : pointer);CHECKGLERROR
3736                         }
3737                 }
3738                 else
3739                 {
3740                         // texture array unit is disabled, disable the array
3741                         if (unit->arrayenabled)
3742                         {
3743                                 unit->arrayenabled = false;
3744                                 qglDisableVertexAttribArray(unitnum+GLSLATTRIB_TEXCOORD0);CHECKGLERROR
3745                         }
3746                 }
3747                 break;
3748         case RENDERPATH_D3D9:
3749         case RENDERPATH_D3D10:
3750         case RENDERPATH_D3D11:
3751         case RENDERPATH_SOFT:
3752                 break;
3753         }
3754 }
3755
3756 int R_Mesh_TexBound(unsigned int unitnum, int id)
3757 {
3758         gltextureunit_t *unit = gl_state.units + unitnum;
3759         if (unitnum >= vid.teximageunits)
3760                 return 0;
3761         if (id == GL_TEXTURE_2D)
3762                 return unit->t2d;
3763         if (id == GL_TEXTURE_3D)
3764                 return unit->t3d;
3765         if (id == GL_TEXTURE_CUBE_MAP)
3766                 return unit->tcubemap;
3767         return 0;
3768 }
3769
3770 void R_Mesh_CopyToTexture(rtexture_t *tex, int tx, int ty, int sx, int sy, int width, int height)
3771 {
3772         switch(vid.renderpath)
3773         {
3774         case RENDERPATH_GL11:
3775         case RENDERPATH_GL13:
3776         case RENDERPATH_GL20:
3777         case RENDERPATH_GLES1:
3778         case RENDERPATH_GLES2:
3779                 R_Mesh_TexBind(0, tex);
3780                 GL_ActiveTexture(0);CHECKGLERROR
3781                 qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, tx, ty, sx, sy, width, height);CHECKGLERROR
3782                 break;
3783         case RENDERPATH_D3D9:
3784 #ifdef SUPPORTD3D
3785                 {
3786                         IDirect3DSurface9 *currentsurface = NULL;
3787                         IDirect3DSurface9 *texturesurface = NULL;
3788                         RECT sourcerect;
3789                         RECT destrect;
3790                         sourcerect.left = sx;
3791                         sourcerect.top = sy;
3792                         sourcerect.right = sx + width;
3793                         sourcerect.bottom = sy + height;
3794                         destrect.left = tx;
3795                         destrect.top = ty;
3796                         destrect.right = tx + width;
3797                         destrect.bottom = ty + height;
3798                         if (!FAILED(IDirect3DTexture9_GetSurfaceLevel(((IDirect3DTexture9 *)tex->d3dtexture), 0, &texturesurface)))
3799                         {
3800                                 if (!FAILED(IDirect3DDevice9_GetRenderTarget(vid_d3d9dev, 0, &currentsurface)))
3801                                 {
3802                                         IDirect3DDevice9_StretchRect(vid_d3d9dev, currentsurface, &sourcerect, texturesurface, &destrect, D3DTEXF_NONE);
3803                                         IDirect3DSurface9_Release(currentsurface);
3804                                 }
3805                                 IDirect3DSurface9_Release(texturesurface);
3806                         }
3807                 }
3808 #endif
3809                 break;
3810         case RENDERPATH_D3D10:
3811                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3812                 break;
3813         case RENDERPATH_D3D11:
3814                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3815                 break;
3816         case RENDERPATH_SOFT:
3817                 DPSOFTRAST_CopyRectangleToTexture(tex->texnum, 0, tx, ty, sx, sy, width, height);
3818                 break;
3819         }
3820 }
3821
3822 #ifdef SUPPORTD3D
3823 int d3drswrap[16] = {D3DRS_WRAP0, D3DRS_WRAP1, D3DRS_WRAP2, D3DRS_WRAP3, D3DRS_WRAP4, D3DRS_WRAP5, D3DRS_WRAP6, D3DRS_WRAP7, D3DRS_WRAP8, D3DRS_WRAP9, D3DRS_WRAP10, D3DRS_WRAP11, D3DRS_WRAP12, D3DRS_WRAP13, D3DRS_WRAP14, D3DRS_WRAP15};
3824 #endif
3825
3826 void R_Mesh_ClearBindingsForTexture(int texnum)
3827 {
3828         gltextureunit_t *unit;
3829         unsigned int unitnum;
3830         // this doesn't really unbind the texture, but it does prevent a mistaken "do nothing" behavior on the next time this same texnum is bound on the same unit as the same type (this mainly affects r_shadow_bouncegrid because 3D textures are so rarely used)
3831         for (unitnum = 0;unitnum < vid.teximageunits;unitnum++)
3832         {
3833                 unit = gl_state.units + unitnum;
3834                 if (unit->t2d == texnum)
3835                         unit->t2d = -1;
3836                 if (unit->t3d == texnum)
3837                         unit->t3d = -1;
3838                 if (unit->tcubemap == texnum)
3839                         unit->tcubemap = -1;
3840         }
3841 }
3842
3843 void R_Mesh_TexBind(unsigned int unitnum, rtexture_t *tex)
3844 {
3845         gltextureunit_t *unit = gl_state.units + unitnum;
3846         int tex2d, tex3d, texcubemap, texnum;
3847         if (unitnum >= vid.teximageunits)
3848                 return;
3849 //      if (unit->texture == tex)
3850 //              return;
3851         switch(vid.renderpath)
3852         {
3853         case RENDERPATH_GL20:
3854         case RENDERPATH_GLES2:
3855                 if (!tex)
3856                 {
3857                         tex = r_texture_white;
3858                         // not initialized enough yet...
3859                         if (!tex)
3860                                 return;
3861                 }
3862                 unit->texture = tex;
3863                 texnum = R_GetTexture(tex);
3864                 switch(tex->gltexturetypeenum)
3865                 {
3866                 case GL_TEXTURE_2D: if (unit->t2d != texnum) {GL_ActiveTexture(unitnum);unit->t2d = texnum;qglBindTexture(GL_TEXTURE_2D, unit->t2d);CHECKGLERROR}break;
3867                 case GL_TEXTURE_3D: if (unit->t3d != texnum) {GL_ActiveTexture(unitnum);unit->t3d = texnum;qglBindTexture(GL_TEXTURE_3D, unit->t3d);CHECKGLERROR}break;
3868                 case GL_TEXTURE_CUBE_MAP: if (unit->tcubemap != texnum) {GL_ActiveTexture(unitnum);unit->tcubemap = texnum;qglBindTexture(GL_TEXTURE_CUBE_MAP, unit->tcubemap);CHECKGLERROR}break;
3869                 }
3870                 break;
3871         case RENDERPATH_GL11:
3872         case RENDERPATH_GL13:
3873         case RENDERPATH_GLES1:
3874                 unit->texture = tex;
3875                 tex2d = 0;
3876                 tex3d = 0;
3877                 texcubemap = 0;
3878                 if (tex)
3879                 {
3880                         texnum = R_GetTexture(tex);
3881                         switch(tex->gltexturetypeenum)
3882                         {
3883                         case GL_TEXTURE_2D:
3884                                 tex2d = texnum;
3885                                 break;
3886                         case GL_TEXTURE_3D:
3887                                 tex3d = texnum;
3888                                 break;
3889                         case GL_TEXTURE_CUBE_MAP:
3890                                 texcubemap = texnum;
3891                                 break;
3892                         }
3893                 }
3894                 // update 2d texture binding
3895                 if (unit->t2d != tex2d)
3896                 {
3897                         GL_ActiveTexture(unitnum);
3898                         if (tex2d)
3899                         {
3900                                 if (unit->t2d == 0)
3901                                 {
3902                                         qglEnable(GL_TEXTURE_2D);CHECKGLERROR
3903                                 }
3904                         }
3905                         else
3906                         {
3907                                 if (unit->t2d)
3908                                 {
3909                                         qglDisable(GL_TEXTURE_2D);CHECKGLERROR
3910                                 }
3911                         }
3912                         unit->t2d = tex2d;
3913                         qglBindTexture(GL_TEXTURE_2D, unit->t2d);CHECKGLERROR
3914                 }
3915                 // update 3d texture binding
3916                 if (unit->t3d != tex3d)
3917                 {
3918                         GL_ActiveTexture(unitnum);
3919                         if (tex3d)
3920                         {
3921                                 if (unit->t3d == 0)
3922                                 {
3923                                         qglEnable(GL_TEXTURE_3D);CHECKGLERROR
3924                                 }
3925                         }
3926                         else
3927                         {
3928                                 if (unit->t3d)
3929                                 {
3930                                         qglDisable(GL_TEXTURE_3D);CHECKGLERROR
3931                                 }
3932                         }
3933                         unit->t3d = tex3d;
3934                         qglBindTexture(GL_TEXTURE_3D, unit->t3d);CHECKGLERROR
3935                 }
3936                 // update cubemap texture binding
3937                 if (unit->tcubemap != texcubemap)
3938                 {
3939                         GL_ActiveTexture(unitnum);
3940                         if (texcubemap)
3941                         {
3942                                 if (unit->tcubemap == 0)
3943                                 {
3944                                         qglEnable(GL_TEXTURE_CUBE_MAP);CHECKGLERROR
3945                                 }
3946                         }
3947                         else
3948                         {
3949                                 if (unit->tcubemap)
3950                                 {
3951                                         qglDisable(GL_TEXTURE_CUBE_MAP);CHECKGLERROR
3952                                 }
3953                         }
3954                         unit->tcubemap = texcubemap;
3955                         qglBindTexture(GL_TEXTURE_CUBE_MAP, unit->tcubemap);CHECKGLERROR
3956                 }
3957                 break;
3958         case RENDERPATH_D3D9:
3959 #ifdef SUPPORTD3D
3960                 {
3961                         extern cvar_t gl_texture_anisotropy;
3962                         if (!tex)
3963                         {
3964                                 tex = r_texture_white;
3965                                 // not initialized enough yet...
3966                                 if (!tex)
3967                                         return;
3968                         }
3969                         // upload texture if needed
3970                         R_GetTexture(tex);
3971                         if (unit->texture == tex)
3972                                 return;
3973                         unit->texture = tex;
3974                         IDirect3DDevice9_SetTexture(vid_d3d9dev, unitnum, (IDirect3DBaseTexture9*)tex->d3dtexture);
3975                         //IDirect3DDevice9_SetRenderState(vid_d3d9dev, d3drswrap[unitnum], (tex->flags & TEXF_CLAMP) ? (D3DWRAPCOORD_0 | D3DWRAPCOORD_1 | D3DWRAPCOORD_2) : 0);
3976                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_ADDRESSU, tex->d3daddressu);
3977                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_ADDRESSV, tex->d3daddressv);
3978                         if (tex->d3daddressw)
3979                                 IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_ADDRESSW,  tex->d3daddressw);
3980                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_MAGFILTER, tex->d3dmagfilter);
3981                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_MINFILTER, tex->d3dminfilter);
3982                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_MIPFILTER, tex->d3dmipfilter);
3983                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_MIPMAPLODBIAS, tex->d3dmipmaplodbias);
3984                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_MAXMIPLEVEL, tex->d3dmaxmiplevelfilter);
3985                         IDirect3DDevice9_SetSamplerState(vid_d3d9dev, unitnum, D3DSAMP_MAXANISOTROPY, gl_texture_anisotropy.integer);
3986                 }
3987 #endif
3988                 break;
3989         case RENDERPATH_D3D10:
3990                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3991                 break;
3992         case RENDERPATH_D3D11:
3993                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
3994                 break;
3995         case RENDERPATH_SOFT:
3996                 if (!tex)
3997                 {
3998                         tex = r_texture_white;
3999                         // not initialized enough yet...
4000                         if (!tex)
4001                                 return;
4002                 }
4003                 texnum = R_GetTexture(tex);
4004                 if (unit->texture == tex)
4005                         return;
4006                 unit->texture = tex;
4007                 DPSOFTRAST_SetTexture(unitnum, texnum);
4008                 break;
4009         }
4010 }
4011
4012 void R_Mesh_TexMatrix(unsigned int unitnum, const matrix4x4_t *matrix)
4013 {
4014         gltextureunit_t *unit = gl_state.units + unitnum;
4015         switch(vid.renderpath)
4016         {
4017         case RENDERPATH_GL11:
4018         case RENDERPATH_GL13:
4019         case RENDERPATH_GL20:
4020         case RENDERPATH_GLES1:
4021         case RENDERPATH_GLES2:
4022 #ifdef GL_MODELVIEW
4023                 if (matrix && matrix->m[3][3])
4024                 {
4025                         // texmatrix specified, check if it is different
4026                         if (!unit->texmatrixenabled || memcmp(&unit->matrix, matrix, sizeof(matrix4x4_t)))
4027                         {
4028                                 float glmatrix[16];
4029                                 unit->texmatrixenabled = true;
4030                                 unit->matrix = *matrix;
4031                                 CHECKGLERROR
4032                                 Matrix4x4_ToArrayFloatGL(&unit->matrix, glmatrix);
4033                                 GL_ActiveTexture(unitnum);
4034                                 qglMatrixMode(GL_TEXTURE);CHECKGLERROR
4035                                 qglLoadMatrixf(glmatrix);CHECKGLERROR
4036                                 qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
4037                         }
4038                 }
4039                 else
4040                 {
4041                         // no texmatrix specified, revert to identity
4042                         if (unit->texmatrixenabled)
4043                         {
4044                                 unit->texmatrixenabled = false;
4045                                 unit->matrix = identitymatrix;
4046                                 CHECKGLERROR
4047                                 GL_ActiveTexture(unitnum);
4048                                 qglMatrixMode(GL_TEXTURE);CHECKGLERROR
4049                                 qglLoadIdentity();CHECKGLERROR
4050                                 qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
4051                         }
4052                 }
4053 #endif
4054                 break;
4055         case RENDERPATH_D3D9:
4056         case RENDERPATH_D3D10:
4057         case RENDERPATH_D3D11:
4058                 break;
4059         case RENDERPATH_SOFT:
4060                 break;
4061         }
4062 }
4063
4064 void R_Mesh_TexCombine(unsigned int unitnum, int combinergb, int combinealpha, int rgbscale, int alphascale)
4065 {
4066         gltextureunit_t *unit = gl_state.units + unitnum;
4067         CHECKGLERROR
4068         switch(vid.renderpath)
4069         {
4070         case RENDERPATH_GL20:
4071         case RENDERPATH_GLES2:
4072                 // do nothing
4073                 break;
4074         case RENDERPATH_GL13:
4075         case RENDERPATH_GLES1:
4076 #ifdef GL_TEXTURE_ENV
4077                 // GL_ARB_texture_env_combine
4078                 if (!combinergb)
4079                         combinergb = GL_MODULATE;
4080                 if (!combinealpha)
4081                         combinealpha = GL_MODULATE;
4082                 if (!rgbscale)
4083                         rgbscale = 1;
4084                 if (!alphascale)
4085                         alphascale = 1;
4086                 if (combinergb != combinealpha || rgbscale != 1 || alphascale != 1)
4087                 {
4088                         if (combinergb == GL_DECAL)
4089                                 combinergb = GL_INTERPOLATE;
4090                         if (unit->combine != GL_COMBINE)
4091                         {
4092                                 unit->combine = GL_COMBINE;
4093                                 GL_ActiveTexture(unitnum);
4094                                 qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);CHECKGLERROR
4095                                 qglTexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB, GL_TEXTURE);CHECKGLERROR // for GL_INTERPOLATE mode
4096                         }
4097                         if (unit->combinergb != combinergb)
4098                         {
4099                                 unit->combinergb = combinergb;
4100                                 GL_ActiveTexture(unitnum);
4101                                 qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB, unit->combinergb);CHECKGLERROR
4102                         }
4103                         if (unit->combinealpha != combinealpha)
4104                         {
4105                                 unit->combinealpha = combinealpha;
4106                                 GL_ActiveTexture(unitnum);
4107                                 qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA, unit->combinealpha);CHECKGLERROR
4108                         }
4109                         if (unit->rgbscale != rgbscale)
4110                         {
4111                                 unit->rgbscale = rgbscale;
4112                                 GL_ActiveTexture(unitnum);
4113                                 qglTexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE, unit->rgbscale);CHECKGLERROR
4114                         }
4115                         if (unit->alphascale != alphascale)
4116                         {
4117                                 unit->alphascale = alphascale;
4118                                 GL_ActiveTexture(unitnum);
4119                                 qglTexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE, unit->alphascale);CHECKGLERROR
4120                         }
4121                 }
4122                 else
4123                 {
4124                         if (unit->combine != combinergb)
4125                         {
4126                                 unit->combine = combinergb;
4127                                 GL_ActiveTexture(unitnum);
4128                                 qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->combine);CHECKGLERROR
4129                         }
4130                 }
4131 #endif
4132                 break;
4133         case RENDERPATH_GL11:
4134                 // normal GL texenv
4135 #ifdef GL_TEXTURE_ENV
4136                 if (!combinergb)
4137                         combinergb = GL_MODULATE;
4138                 if (unit->combine != combinergb)
4139                 {
4140                         unit->combine = combinergb;
4141                         GL_ActiveTexture(unitnum);
4142                         qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->combine);CHECKGLERROR
4143                 }
4144 #endif
4145                 break;
4146         case RENDERPATH_D3D9:
4147         case RENDERPATH_D3D10:
4148         case RENDERPATH_D3D11:
4149                 break;
4150         case RENDERPATH_SOFT:
4151                 break;
4152         }
4153 }
4154
4155 void R_Mesh_ResetTextureState(void)
4156 {
4157         unsigned int unitnum;
4158
4159         BACKENDACTIVECHECK
4160
4161         for (unitnum = 0;unitnum < vid.teximageunits;unitnum++)
4162                 R_Mesh_TexBind(unitnum, NULL);
4163         for (unitnum = 0;unitnum < vid.texarrayunits;unitnum++)
4164                 R_Mesh_TexCoordPointer(unitnum, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4165         switch(vid.renderpath)
4166         {
4167         case RENDERPATH_GL20:
4168         case RENDERPATH_GLES2:
4169         case RENDERPATH_D3D9:
4170         case RENDERPATH_D3D10:
4171         case RENDERPATH_D3D11:
4172         case RENDERPATH_SOFT:
4173                 break;
4174         case RENDERPATH_GL11:
4175         case RENDERPATH_GL13:
4176         case RENDERPATH_GLES1:
4177                 for (unitnum = 0;unitnum < vid.texunits;unitnum++)
4178                 {
4179                         R_Mesh_TexCombine(unitnum, GL_MODULATE, GL_MODULATE, 1, 1);
4180                         R_Mesh_TexMatrix(unitnum, NULL);
4181                 }
4182                 break;
4183         }
4184 }
4185
4186
4187
4188 #ifdef SUPPORTD3D
4189 //#define r_vertex3f_d3d9fvf (D3DFVF_XYZ)
4190 //#define r_vertexgeneric_d3d9fvf (D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1)
4191 //#define r_vertexmesh_d3d9fvf (D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX5 | D3DFVF_TEXCOORDSIZE1(3) | D3DFVF_TEXCOORDSIZE2(3) | D3DFVF_TEXCOORDSIZE3(3))
4192
4193 D3DVERTEXELEMENT9 r_vertex3f_d3d9elements[] =
4194 {
4195         {0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0},
4196         D3DDECL_END()
4197 };
4198
4199 D3DVERTEXELEMENT9 r_vertexgeneric_d3d9elements[] =
4200 {
4201         {0, (int)((size_t)&((r_vertexgeneric_t *)0)->vertex3f  ), D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0},
4202         {0, (int)((size_t)&((r_vertexgeneric_t *)0)->color4f   ), D3DDECLTYPE_FLOAT4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0},
4203         {0, (int)((size_t)&((r_vertexgeneric_t *)0)->texcoord2f), D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0},
4204         D3DDECL_END()
4205 };
4206
4207 D3DVERTEXELEMENT9 r_vertexmesh_d3d9elements[] =
4208 {
4209         {0, (int)((size_t)&((r_vertexmesh_t *)0)->vertex3f          ), D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0},
4210         {0, (int)((size_t)&((r_vertexmesh_t *)0)->color4f           ), D3DDECLTYPE_FLOAT4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0},
4211         {0, (int)((size_t)&((r_vertexmesh_t *)0)->texcoordtexture2f ), D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0},
4212         {0, (int)((size_t)&((r_vertexmesh_t *)0)->svector3f         ), D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 1},
4213         {0, (int)((size_t)&((r_vertexmesh_t *)0)->tvector3f         ), D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 2},
4214         {0, (int)((size_t)&((r_vertexmesh_t *)0)->normal3f          ), D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 3},
4215         {0, (int)((size_t)&((r_vertexmesh_t *)0)->texcoordlightmap2f), D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 4},
4216         {0, (int)((size_t)&((r_vertexmesh_t *)0)->skeletalindex4ub  ), D3DDECLTYPE_UBYTE4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 6},
4217         {0, (int)((size_t)&((r_vertexmesh_t *)0)->skeletalweight4ub ), D3DDECLTYPE_UBYTE4N, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 7},
4218         D3DDECL_END()
4219 };
4220
4221 IDirect3DVertexDeclaration9 *r_vertex3f_d3d9decl;
4222 IDirect3DVertexDeclaration9 *r_vertexgeneric_d3d9decl;
4223 IDirect3DVertexDeclaration9 *r_vertexmesh_d3d9decl;
4224 #endif
4225
4226 static void R_Mesh_InitVertexDeclarations(void)
4227 {
4228 #ifdef SUPPORTD3D
4229         r_vertex3f_d3d9decl = NULL;
4230         r_vertexgeneric_d3d9decl = NULL;
4231         r_vertexmesh_d3d9decl = NULL;
4232         switch(vid.renderpath)
4233         {
4234         case RENDERPATH_GL20:
4235         case RENDERPATH_GL13:
4236         case RENDERPATH_GL11:
4237         case RENDERPATH_GLES1:
4238         case RENDERPATH_GLES2:
4239                 break;
4240         case RENDERPATH_D3D9:
4241                 IDirect3DDevice9_CreateVertexDeclaration(vid_d3d9dev, r_vertex3f_d3d9elements, &r_vertex3f_d3d9decl);
4242                 IDirect3DDevice9_CreateVertexDeclaration(vid_d3d9dev, r_vertexgeneric_d3d9elements, &r_vertexgeneric_d3d9decl);
4243                 IDirect3DDevice9_CreateVertexDeclaration(vid_d3d9dev, r_vertexmesh_d3d9elements, &r_vertexmesh_d3d9decl);
4244                 break;
4245         case RENDERPATH_D3D10:
4246                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4247                 break;
4248         case RENDERPATH_D3D11:
4249                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4250                 break;
4251         case RENDERPATH_SOFT:
4252                 break;
4253         }
4254 #endif
4255 }
4256
4257 static void R_Mesh_DestroyVertexDeclarations(void)
4258 {
4259 #ifdef SUPPORTD3D
4260         if (r_vertex3f_d3d9decl)
4261                 IDirect3DVertexDeclaration9_Release(r_vertex3f_d3d9decl);
4262         r_vertex3f_d3d9decl = NULL;
4263         if (r_vertexgeneric_d3d9decl)
4264                 IDirect3DVertexDeclaration9_Release(r_vertexgeneric_d3d9decl);
4265         r_vertexgeneric_d3d9decl = NULL;
4266         if (r_vertexmesh_d3d9decl)
4267                 IDirect3DVertexDeclaration9_Release(r_vertexmesh_d3d9decl);
4268         r_vertexmesh_d3d9decl = NULL;
4269 #endif
4270 }
4271
4272 void R_Mesh_PrepareVertices_Vertex3f(int numvertices, const float *vertex3f, const r_meshbuffer_t *vertexbuffer, int bufferoffset)
4273 {
4274         // upload temporary vertexbuffer for this rendering
4275         if (!gl_state.usevbo_staticvertex)
4276                 vertexbuffer = NULL;
4277         if (!vertexbuffer && gl_state.usevbo_dynamicvertex)
4278         {
4279                 if (gl_state.preparevertices_dynamicvertexbuffer)
4280                         R_Mesh_UpdateMeshBuffer(gl_state.preparevertices_dynamicvertexbuffer, vertex3f, numvertices * sizeof(float[3]), false, 0);
4281                 else
4282                         gl_state.preparevertices_dynamicvertexbuffer = R_Mesh_CreateMeshBuffer(vertex3f, numvertices * sizeof(float[3]), "temporary", false, false, true, false);
4283                 vertexbuffer = gl_state.preparevertices_dynamicvertexbuffer;
4284         }
4285         switch(vid.renderpath)
4286         {
4287         case RENDERPATH_GL20:
4288         case RENDERPATH_GLES2:
4289                 if (vertexbuffer)
4290                 {
4291                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, bufferoffset);
4292                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, NULL, 0);
4293                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4294                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4295                         R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4296                         R_Mesh_TexCoordPointer(3, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4297                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4298                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4299                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4300                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4301                 }
4302                 else
4303                 {
4304                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, 0);
4305                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, NULL, 0);
4306                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4307                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4308                         R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4309                         R_Mesh_TexCoordPointer(3, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4310                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4311                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4312                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4313                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4314                 }
4315                 break;
4316         case RENDERPATH_GL13:
4317         case RENDERPATH_GLES1:
4318                 if (vertexbuffer)
4319                 {
4320                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, bufferoffset);
4321                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, NULL, 0);
4322                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4323                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4324                 }
4325                 else
4326                 {
4327                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, 0);
4328                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, NULL, 0);
4329                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4330                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4331                 }
4332                 break;
4333         case RENDERPATH_GL11:
4334                 if (vertexbuffer)
4335                 {
4336                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, bufferoffset);
4337                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, NULL, 0);
4338                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4339                 }
4340                 else
4341                 {
4342                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, 0);
4343                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, NULL, 0);
4344                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4345                 }
4346                 break;
4347         case RENDERPATH_D3D9:
4348 #ifdef SUPPORTD3D
4349                 IDirect3DDevice9_SetVertexDeclaration(vid_d3d9dev, r_vertex3f_d3d9decl);
4350                 if (vertexbuffer)
4351                         IDirect3DDevice9_SetStreamSource(vid_d3d9dev, 0, (IDirect3DVertexBuffer9*)vertexbuffer->devicebuffer, bufferoffset, sizeof(float[3]));
4352                 else
4353                         IDirect3DDevice9_SetStreamSource(vid_d3d9dev, 0, NULL, 0, 0);
4354                 gl_state.d3dvertexbuffer = (void *)vertexbuffer;
4355                 gl_state.d3dvertexdata = (void *)vertex3f;
4356                 gl_state.d3dvertexsize = sizeof(float[3]);
4357 #endif
4358                 break;
4359         case RENDERPATH_D3D10:
4360                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4361                 break;
4362         case RENDERPATH_D3D11:
4363                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4364                 break;
4365         case RENDERPATH_SOFT:
4366                 DPSOFTRAST_SetVertexPointer(vertex3f, sizeof(float[3]));
4367                 DPSOFTRAST_SetColorPointer(NULL, 0);
4368                 DPSOFTRAST_SetTexCoordPointer(0, 2, sizeof(float[2]), NULL);
4369                 DPSOFTRAST_SetTexCoordPointer(1, 2, sizeof(float[2]), NULL);
4370                 DPSOFTRAST_SetTexCoordPointer(2, 2, sizeof(float[2]), NULL);
4371                 DPSOFTRAST_SetTexCoordPointer(3, 2, sizeof(float[2]), NULL);
4372                 DPSOFTRAST_SetTexCoordPointer(4, 2, sizeof(float[2]), NULL);
4373                 break;
4374         }
4375 }
4376
4377
4378
4379 r_vertexgeneric_t *R_Mesh_PrepareVertices_Generic_Lock(int numvertices)
4380 {
4381         size_t size;
4382         size = sizeof(r_vertexgeneric_t) * numvertices;
4383         if (gl_state.preparevertices_tempdatamaxsize < size)
4384         {
4385                 gl_state.preparevertices_tempdatamaxsize = size;
4386                 gl_state.preparevertices_tempdata = Mem_Realloc(r_main_mempool, gl_state.preparevertices_tempdata, gl_state.preparevertices_tempdatamaxsize);
4387         }
4388         gl_state.preparevertices_vertexgeneric = (r_vertexgeneric_t *)gl_state.preparevertices_tempdata;
4389         gl_state.preparevertices_numvertices = numvertices;
4390         return gl_state.preparevertices_vertexgeneric;
4391 }
4392
4393 qboolean R_Mesh_PrepareVertices_Generic_Unlock(void)
4394 {
4395         R_Mesh_PrepareVertices_Generic(gl_state.preparevertices_numvertices, gl_state.preparevertices_vertexgeneric, NULL, 0);
4396         gl_state.preparevertices_vertexgeneric = NULL;
4397         gl_state.preparevertices_numvertices = 0;
4398         return true;
4399 }
4400
4401 void R_Mesh_PrepareVertices_Generic_Arrays(int numvertices, const float *vertex3f, const float *color4f, const float *texcoord2f)
4402 {
4403         int i;
4404         r_vertexgeneric_t *vertex;
4405         switch(vid.renderpath)
4406         {
4407         case RENDERPATH_GL20:
4408         case RENDERPATH_GLES2:
4409                 if (!vid.useinterleavedarrays)
4410                 {
4411                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, NULL, 0);
4412                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), color4f, NULL, 0);
4413                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), texcoord2f, NULL, 0);
4414                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4415                         R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4416                         R_Mesh_TexCoordPointer(3, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4417                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4418                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4419                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4420                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4421                         return;
4422                 }
4423                 break;
4424         case RENDERPATH_GL11:
4425         case RENDERPATH_GL13:
4426         case RENDERPATH_GLES1:
4427                 if (!vid.useinterleavedarrays)
4428                 {
4429                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, NULL, 0);
4430                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), color4f, NULL, 0);
4431                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), texcoord2f, NULL, 0);
4432                         if (vid.texunits >= 2)
4433                                 R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4434                         if (vid.texunits >= 3)
4435                                 R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4436                         return;
4437                 }
4438                 break;
4439         case RENDERPATH_D3D9:
4440         case RENDERPATH_D3D10:
4441         case RENDERPATH_D3D11:
4442                 break;
4443         case RENDERPATH_SOFT:
4444                 DPSOFTRAST_SetVertexPointer(vertex3f, sizeof(float[3]));
4445                 DPSOFTRAST_SetColorPointer(color4f, sizeof(float[4]));
4446                 DPSOFTRAST_SetTexCoordPointer(0, 2, sizeof(float[2]), texcoord2f);
4447                 DPSOFTRAST_SetTexCoordPointer(1, 2, sizeof(float[2]), NULL);
4448                 DPSOFTRAST_SetTexCoordPointer(2, 2, sizeof(float[2]), NULL);
4449                 DPSOFTRAST_SetTexCoordPointer(3, 2, sizeof(float[2]), NULL);
4450                 DPSOFTRAST_SetTexCoordPointer(4, 2, sizeof(float[2]), NULL);
4451                 return;
4452         }
4453
4454         // no quick path for this case, convert to vertex structs
4455         vertex = R_Mesh_PrepareVertices_Generic_Lock(numvertices);
4456         for (i = 0;i < numvertices;i++)
4457                 VectorCopy(vertex3f + 3*i, vertex[i].vertex3f);
4458         if (color4f)
4459         {
4460                 for (i = 0;i < numvertices;i++)
4461                         Vector4Copy(color4f + 4*i, vertex[i].color4f);
4462         }
4463         else
4464         {
4465                 for (i = 0;i < numvertices;i++)
4466                         Vector4Copy(gl_state.color4f, vertex[i].color4f);
4467         }
4468         if (texcoord2f)
4469                 for (i = 0;i < numvertices;i++)
4470                         Vector2Copy(texcoord2f + 2*i, vertex[i].texcoord2f);
4471         R_Mesh_PrepareVertices_Generic_Unlock();
4472         R_Mesh_PrepareVertices_Generic(numvertices, vertex, NULL, 0);
4473 }
4474
4475 void R_Mesh_PrepareVertices_Generic(int numvertices, const r_vertexgeneric_t *vertex, const r_meshbuffer_t *vertexbuffer, int bufferoffset)
4476 {
4477         // upload temporary vertexbuffer for this rendering
4478         if (!gl_state.usevbo_staticvertex)
4479                 vertexbuffer = NULL;
4480         if (!vertexbuffer && gl_state.usevbo_dynamicvertex)
4481         {
4482                 if (gl_state.preparevertices_dynamicvertexbuffer)
4483                         R_Mesh_UpdateMeshBuffer(gl_state.preparevertices_dynamicvertexbuffer, vertex, numvertices * sizeof(*vertex), false, 0);
4484                 else
4485                         gl_state.preparevertices_dynamicvertexbuffer = R_Mesh_CreateMeshBuffer(vertex, numvertices * sizeof(*vertex), "temporary", false, false, true, false);
4486                 vertexbuffer = gl_state.preparevertices_dynamicvertexbuffer;
4487         }
4488         switch(vid.renderpath)
4489         {
4490         case RENDERPATH_GL20:
4491         case RENDERPATH_GLES2:
4492                 if (vertexbuffer)
4493                 {
4494                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
4495                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->color4f            - (unsigned char *)vertex));
4496                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoord2f        , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoord2f         - (unsigned char *)vertex));
4497                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4498                         R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4499                         R_Mesh_TexCoordPointer(3, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4500                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4501                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4502                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4503                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4504                 }
4505                 else
4506                 {
4507                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , NULL, 0);
4508                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , NULL, 0);
4509                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoord2f        , NULL, 0);
4510                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4511                         R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4512                         R_Mesh_TexCoordPointer(3, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4513                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4514                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4515                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4516                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4517                 }
4518                 break;
4519         case RENDERPATH_GL13:
4520         case RENDERPATH_GLES1:
4521                 if (vertexbuffer)
4522                 {
4523                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
4524                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->color4f            - (unsigned char *)vertex));
4525                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoord2f        , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoord2f         - (unsigned char *)vertex));
4526                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4527                 }
4528                 else
4529                 {
4530                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , NULL, 0);
4531                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , NULL, 0);
4532                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoord2f        , NULL, 0);
4533                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4534                 }
4535                 break;
4536         case RENDERPATH_GL11:
4537                 if (vertexbuffer)
4538                 {
4539                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
4540                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->color4f            - (unsigned char *)vertex));
4541                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoord2f        , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoord2f         - (unsigned char *)vertex));
4542                 }
4543                 else
4544                 {
4545                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , NULL, 0);
4546                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , NULL, 0);
4547                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoord2f        , NULL, 0);
4548                 }
4549                 break;
4550         case RENDERPATH_D3D9:
4551 #ifdef SUPPORTD3D
4552                 IDirect3DDevice9_SetVertexDeclaration(vid_d3d9dev, r_vertexgeneric_d3d9decl);
4553                 if (vertexbuffer)
4554                         IDirect3DDevice9_SetStreamSource(vid_d3d9dev, 0, (IDirect3DVertexBuffer9*)vertexbuffer->devicebuffer, bufferoffset, sizeof(*vertex));
4555                 else
4556                         IDirect3DDevice9_SetStreamSource(vid_d3d9dev, 0, NULL, 0, 0);
4557                 gl_state.d3dvertexbuffer = (void *)vertexbuffer;
4558                 gl_state.d3dvertexdata = (void *)vertex;
4559                 gl_state.d3dvertexsize = sizeof(*vertex);
4560 #endif
4561                 break;
4562         case RENDERPATH_D3D10:
4563                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4564                 break;
4565         case RENDERPATH_D3D11:
4566                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4567                 break;
4568         case RENDERPATH_SOFT:
4569                 DPSOFTRAST_SetVertexPointer(vertex->vertex3f, sizeof(*vertex));
4570                 DPSOFTRAST_SetColorPointer(vertex->color4f, sizeof(*vertex));
4571                 DPSOFTRAST_SetTexCoordPointer(0, 2, sizeof(*vertex), vertex->texcoord2f);
4572                 DPSOFTRAST_SetTexCoordPointer(1, 2, sizeof(*vertex), NULL);
4573                 DPSOFTRAST_SetTexCoordPointer(2, 2, sizeof(*vertex), NULL);
4574                 DPSOFTRAST_SetTexCoordPointer(3, 2, sizeof(*vertex), NULL);
4575                 DPSOFTRAST_SetTexCoordPointer(4, 2, sizeof(*vertex), NULL);
4576                 break;
4577         }
4578 }
4579
4580
4581
4582 r_vertexmesh_t *R_Mesh_PrepareVertices_Mesh_Lock(int numvertices)
4583 {
4584         size_t size;
4585         size = sizeof(r_vertexmesh_t) * numvertices;
4586         if (gl_state.preparevertices_tempdatamaxsize < size)
4587         {
4588                 gl_state.preparevertices_tempdatamaxsize = size;
4589                 gl_state.preparevertices_tempdata = Mem_Realloc(r_main_mempool, gl_state.preparevertices_tempdata, gl_state.preparevertices_tempdatamaxsize);
4590         }
4591         gl_state.preparevertices_vertexmesh = (r_vertexmesh_t *)gl_state.preparevertices_tempdata;
4592         gl_state.preparevertices_numvertices = numvertices;
4593         return gl_state.preparevertices_vertexmesh;
4594 }
4595
4596 qboolean R_Mesh_PrepareVertices_Mesh_Unlock(void)
4597 {
4598         R_Mesh_PrepareVertices_Mesh(gl_state.preparevertices_numvertices, gl_state.preparevertices_vertexmesh, NULL, 0);
4599         gl_state.preparevertices_vertexmesh = NULL;
4600         gl_state.preparevertices_numvertices = 0;
4601         return true;
4602 }
4603
4604 void R_Mesh_PrepareVertices_Mesh_Arrays(int numvertices, const float *vertex3f, const float *svector3f, const float *tvector3f, const float *normal3f, const float *color4f, const float *texcoordtexture2f, const float *texcoordlightmap2f)
4605 {
4606         int i;
4607         r_vertexmesh_t *vertex;
4608         switch(vid.renderpath)
4609         {
4610         case RENDERPATH_GL20:
4611         case RENDERPATH_GLES2:
4612                 if (!vid.useinterleavedarrays)
4613                 {
4614                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, NULL, 0);
4615                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), color4f, NULL, 0);
4616                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), texcoordtexture2f, NULL, 0);
4617                         R_Mesh_TexCoordPointer(1, 3, GL_FLOAT, sizeof(float[3]), svector3f, NULL, 0);
4618                         R_Mesh_TexCoordPointer(2, 3, GL_FLOAT, sizeof(float[3]), tvector3f, NULL, 0);
4619                         R_Mesh_TexCoordPointer(3, 3, GL_FLOAT, sizeof(float[3]), normal3f, NULL, 0);
4620                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), texcoordlightmap2f, NULL, 0);
4621                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4622                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4623                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(unsigned char[4]), NULL, NULL, 0);
4624                         return;
4625                 }
4626                 break;
4627         case RENDERPATH_GL11:
4628         case RENDERPATH_GL13:
4629         case RENDERPATH_GLES1:
4630                 if (!vid.useinterleavedarrays)
4631                 {
4632                         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, NULL, 0);
4633                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), color4f, NULL, 0);
4634                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), texcoordtexture2f, NULL, 0);
4635                         if (vid.texunits >= 2)
4636                                 R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), texcoordlightmap2f, NULL, 0);
4637                         if (vid.texunits >= 3)
4638                                 R_Mesh_TexCoordPointer(2, 2, GL_FLOAT, sizeof(float[2]), NULL, NULL, 0);
4639                         return;
4640                 }
4641                 break;
4642         case RENDERPATH_D3D9:
4643         case RENDERPATH_D3D10:
4644         case RENDERPATH_D3D11:
4645                 break;
4646         case RENDERPATH_SOFT:
4647                 DPSOFTRAST_SetVertexPointer(vertex3f, sizeof(float[3]));
4648                 DPSOFTRAST_SetColorPointer(color4f, sizeof(float[4]));
4649                 DPSOFTRAST_SetTexCoordPointer(0, 2, sizeof(float[2]), texcoordtexture2f);
4650                 DPSOFTRAST_SetTexCoordPointer(1, 3, sizeof(float[3]), svector3f);
4651                 DPSOFTRAST_SetTexCoordPointer(2, 3, sizeof(float[3]), tvector3f);
4652                 DPSOFTRAST_SetTexCoordPointer(3, 3, sizeof(float[3]), normal3f);
4653                 DPSOFTRAST_SetTexCoordPointer(4, 2, sizeof(float[2]), texcoordlightmap2f);
4654                 return;
4655         }
4656
4657         vertex = R_Mesh_PrepareVertices_Mesh_Lock(numvertices);
4658         for (i = 0;i < numvertices;i++)
4659                 VectorCopy(vertex3f + 3*i, vertex[i].vertex3f);
4660         if (svector3f)
4661                 for (i = 0;i < numvertices;i++)
4662                         VectorCopy(svector3f + 3*i, vertex[i].svector3f);
4663         if (tvector3f)
4664                 for (i = 0;i < numvertices;i++)
4665                         VectorCopy(tvector3f + 3*i, vertex[i].tvector3f);
4666         if (normal3f)
4667                 for (i = 0;i < numvertices;i++)
4668                         VectorCopy(normal3f + 3*i, vertex[i].normal3f);
4669         if (color4f)
4670         {
4671                 for (i = 0;i < numvertices;i++)
4672                         Vector4Copy(color4f + 4*i, vertex[i].color4f);
4673         }
4674         else
4675         {
4676                 for (i = 0;i < numvertices;i++)
4677                         Vector4Copy(gl_state.color4f, vertex[i].color4f);
4678         }
4679         if (texcoordtexture2f)
4680                 for (i = 0;i < numvertices;i++)
4681                         Vector2Copy(texcoordtexture2f + 2*i, vertex[i].texcoordtexture2f);
4682         if (texcoordlightmap2f)
4683                 for (i = 0;i < numvertices;i++)
4684                         Vector2Copy(texcoordlightmap2f + 2*i, vertex[i].texcoordlightmap2f);
4685         R_Mesh_PrepareVertices_Mesh_Unlock();
4686         R_Mesh_PrepareVertices_Mesh(numvertices, vertex, NULL, 0);
4687 }
4688
4689 void R_Mesh_PrepareVertices_Mesh(int numvertices, const r_vertexmesh_t *vertex, const r_meshbuffer_t *vertexbuffer, int bufferoffset)
4690 {
4691         // upload temporary vertexbuffer for this rendering
4692         if (!gl_state.usevbo_staticvertex)
4693                 vertexbuffer = NULL;
4694         if (!vertexbuffer && gl_state.usevbo_dynamicvertex)
4695         {
4696                 if (gl_state.preparevertices_dynamicvertexbuffer)
4697                         R_Mesh_UpdateMeshBuffer(gl_state.preparevertices_dynamicvertexbuffer, vertex, numvertices * sizeof(*vertex), false, 0);
4698                 else
4699                         gl_state.preparevertices_dynamicvertexbuffer = R_Mesh_CreateMeshBuffer(vertex, numvertices * sizeof(*vertex), "temporary", false, false, true, false);
4700                 vertexbuffer = gl_state.preparevertices_dynamicvertexbuffer;
4701         }
4702         switch(vid.renderpath)
4703         {
4704         case RENDERPATH_GL20:
4705         case RENDERPATH_GLES2:
4706                 if (vertexbuffer)
4707                 {
4708                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
4709                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->color4f            - (unsigned char *)vertex));
4710                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordtexture2f , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoordtexture2f  - (unsigned char *)vertex));
4711                         R_Mesh_TexCoordPointer(1, 3, GL_FLOAT        , sizeof(*vertex), vertex->svector3f         , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->svector3f          - (unsigned char *)vertex));
4712                         R_Mesh_TexCoordPointer(2, 3, GL_FLOAT        , sizeof(*vertex), vertex->tvector3f         , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->tvector3f          - (unsigned char *)vertex));
4713                         R_Mesh_TexCoordPointer(3, 3, GL_FLOAT        , sizeof(*vertex), vertex->normal3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->normal3f           - (unsigned char *)vertex));
4714                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordlightmap2f, vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoordlightmap2f - (unsigned char *)vertex));
4715                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT        , sizeof(*vertex), NULL, NULL, 0);
4716                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE | 0x80000000, sizeof(*vertex), vertex->skeletalindex4ub  , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->skeletalindex4ub   - (unsigned char *)vertex));
4717                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(*vertex), vertex->skeletalweight4ub , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->skeletalweight4ub  - (unsigned char *)vertex));
4718                 }
4719                 else
4720                 {
4721                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , NULL, 0);
4722                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , NULL, 0);
4723                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordtexture2f , NULL, 0);
4724                         R_Mesh_TexCoordPointer(1, 3, GL_FLOAT        , sizeof(*vertex), vertex->svector3f         , NULL, 0);
4725                         R_Mesh_TexCoordPointer(2, 3, GL_FLOAT        , sizeof(*vertex), vertex->tvector3f         , NULL, 0);
4726                         R_Mesh_TexCoordPointer(3, 3, GL_FLOAT        , sizeof(*vertex), vertex->normal3f          , NULL, 0);
4727                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordlightmap2f, NULL, 0);
4728                         R_Mesh_TexCoordPointer(5, 2, GL_FLOAT        , sizeof(*vertex), NULL, NULL, 0);
4729                         R_Mesh_TexCoordPointer(6, 4, GL_UNSIGNED_BYTE | 0x80000000, sizeof(*vertex), vertex->skeletalindex4ub  , NULL, 0);
4730                         R_Mesh_TexCoordPointer(7, 4, GL_UNSIGNED_BYTE, sizeof(*vertex), vertex->skeletalweight4ub , NULL, 0);
4731                 }
4732                 break;
4733         case RENDERPATH_GL13:
4734         case RENDERPATH_GLES1:
4735                 if (vertexbuffer)
4736                 {
4737                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
4738                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->color4f            - (unsigned char *)vertex));
4739                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordtexture2f , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoordtexture2f  - (unsigned char *)vertex));
4740                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordlightmap2f, vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoordlightmap2f - (unsigned char *)vertex));
4741                 }
4742                 else
4743                 {
4744                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , NULL, 0);
4745                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , NULL, 0);
4746                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordtexture2f , NULL, 0);
4747                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordlightmap2f, NULL, 0);
4748                 }
4749                 break;
4750         case RENDERPATH_GL11:
4751                 if (vertexbuffer)
4752                 {
4753                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
4754                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->color4f            - (unsigned char *)vertex));
4755                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordtexture2f , vertexbuffer, bufferoffset + (int)((unsigned char *)vertex->texcoordtexture2f  - (unsigned char *)vertex));
4756                 }
4757                 else
4758                 {
4759                         R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , NULL, 0);
4760                         R_Mesh_ColorPointer(      4, GL_FLOAT        , sizeof(*vertex), vertex->color4f           , NULL, 0);
4761                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT        , sizeof(*vertex), vertex->texcoordtexture2f , NULL, 0);
4762                 }
4763                 break;
4764         case RENDERPATH_D3D9:
4765 #ifdef SUPPORTD3D
4766                 IDirect3DDevice9_SetVertexDeclaration(vid_d3d9dev, r_vertexmesh_d3d9decl);
4767                 if (vertexbuffer)
4768                         IDirect3DDevice9_SetStreamSource(vid_d3d9dev, 0, (IDirect3DVertexBuffer9*)vertexbuffer->devicebuffer, bufferoffset, sizeof(*vertex));
4769                 else
4770                         IDirect3DDevice9_SetStreamSource(vid_d3d9dev, 0, NULL, 0, 0);
4771                 gl_state.d3dvertexbuffer = (void *)vertexbuffer;
4772                 gl_state.d3dvertexdata = (void *)vertex;
4773                 gl_state.d3dvertexsize = sizeof(*vertex);
4774 #endif
4775                 break;
4776         case RENDERPATH_D3D10:
4777                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4778                 break;
4779         case RENDERPATH_D3D11:
4780                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4781                 break;
4782         case RENDERPATH_SOFT:
4783                 DPSOFTRAST_SetVertexPointer(vertex->vertex3f, sizeof(*vertex));
4784                 DPSOFTRAST_SetColorPointer(vertex->color4f, sizeof(*vertex));
4785                 DPSOFTRAST_SetTexCoordPointer(0, 2, sizeof(*vertex), vertex->texcoordtexture2f);
4786                 DPSOFTRAST_SetTexCoordPointer(1, 3, sizeof(*vertex), vertex->svector3f);
4787                 DPSOFTRAST_SetTexCoordPointer(2, 3, sizeof(*vertex), vertex->tvector3f);
4788                 DPSOFTRAST_SetTexCoordPointer(3, 3, sizeof(*vertex), vertex->normal3f);
4789                 DPSOFTRAST_SetTexCoordPointer(4, 2, sizeof(*vertex), vertex->texcoordlightmap2f);
4790                 break;
4791         }
4792 }
4793
4794 void GL_BlendEquationSubtract(qboolean negated)
4795 {
4796         if(negated)
4797         {
4798                 switch(vid.renderpath)
4799                 {
4800                 case RENDERPATH_GL11:
4801                 case RENDERPATH_GL13:
4802                 case RENDERPATH_GL20:
4803                 case RENDERPATH_GLES1:
4804                 case RENDERPATH_GLES2:
4805                         qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT);
4806                         break;
4807                 case RENDERPATH_D3D9:
4808 #ifdef SUPPORTD3D
4809                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_BLENDOP, D3DBLENDOP_SUBTRACT);
4810 #endif
4811                         break;
4812                 case RENDERPATH_D3D10:
4813                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4814                         break;
4815                 case RENDERPATH_D3D11:
4816                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4817                         break;
4818                 case RENDERPATH_SOFT:
4819                         DPSOFTRAST_BlendSubtract(true);
4820                         break;
4821                 }
4822         }
4823         else
4824         {
4825                 switch(vid.renderpath)
4826                 {
4827                 case RENDERPATH_GL11:
4828                 case RENDERPATH_GL13:
4829                 case RENDERPATH_GL20:
4830                 case RENDERPATH_GLES1:
4831                 case RENDERPATH_GLES2:
4832                         qglBlendEquationEXT(GL_FUNC_ADD);
4833                         break;
4834                 case RENDERPATH_D3D9:
4835 #ifdef SUPPORTD3D
4836                         IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_BLENDOP, D3DBLENDOP_ADD);
4837 #endif
4838                         break;
4839                 case RENDERPATH_D3D10:
4840                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4841                         break;
4842                 case RENDERPATH_D3D11:
4843                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4844                         break;
4845                 case RENDERPATH_SOFT:
4846                         DPSOFTRAST_BlendSubtract(false);
4847                         break;
4848                 }
4849         }
4850 }