#include "quakedef.h"
#include "image.h"
#include "jpeg.h"
+#include "cl_collision.h"
-//#define MESH_VAR
-#define MESH_BATCH
-
-// 65536 is the max addressable on a Geforce 256 up until Geforce3
-// (excluding MX), seems a reasonable number...
-cvar_t gl_mesh_maxverts = {0, "gl_mesh_maxverts", "65536"};
-cvar_t gl_mesh_floatcolors = {0, "gl_mesh_floatcolors", "1"};
cvar_t gl_mesh_drawrangeelements = {0, "gl_mesh_drawrangeelements", "1"};
-#ifdef MESH_VAR
-cvar_t gl_mesh_vertex_array_range = {0, "gl_mesh_vertex_array_range", "0"};
-cvar_t gl_mesh_vertex_array_range_readfrequency = {0, "gl_mesh_vertex_array_range_readfrequency", "0.2"};
-cvar_t gl_mesh_vertex_array_range_writefrequency = {0, "gl_mesh_vertex_array_range_writefrequency", "0.2"};
-cvar_t gl_mesh_vertex_array_range_priority = {0, "gl_mesh_vertex_array_range_priority", "0.7"};
-#endif
-#ifdef MESH_BATCH
-cvar_t gl_mesh_batching = {0, "gl_mesh_batching", "1"};
-#endif
-cvar_t gl_mesh_copyarrays = {0, "gl_mesh_copyarrays", "1"};
-cvar_t gl_delayfinish = {CVAR_SAVE, "gl_delayfinish", "0"};
+cvar_t gl_mesh_testarrayelement = {0, "gl_mesh_testarrayelement", "0"};
+cvar_t gl_mesh_testmanualfeeding = {0, "gl_mesh_testmanualfeeding", "0"};
+cvar_t gl_paranoid = {0, "gl_paranoid", "0"};
+cvar_t gl_printcheckerror = {0, "gl_printcheckerror", "0"};
+cvar_t r_stereo_separation = {0, "r_stereo_separation", "4"};
+cvar_t r_stereo_sidebyside = {0, "r_stereo_sidebyside", "0"};
+cvar_t r_stereo_redblue = {0, "r_stereo_redblue", "0"};
+cvar_t r_stereo_redcyan = {0, "r_stereo_redcyan", "0"};
+cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0"};
cvar_t r_render = {0, "r_render", "1"};
+cvar_t r_waterwarp = {CVAR_SAVE, "r_waterwarp", "1"};
+cvar_t gl_polyblend = {CVAR_SAVE, "gl_polyblend", "1"};
cvar_t gl_dither = {CVAR_SAVE, "gl_dither", "1"}; // whether or not to use dithering
cvar_t gl_lockarrays = {0, "gl_lockarrays", "1"};
#define BACKENDACTIVECHECK if (!backendactive) Sys_Error("GL backend function called when backend is not active\n");
-int c_meshs, c_meshelements;
-
void SCR_ScreenShot_f (void);
-// these are externally accessible
-int r_lightmapscalebit;
-float r_colorscale;
-GLfloat *varray_vertex3f, *varray_buf_vertex3f;
-GLfloat *varray_color4f, *varray_buf_color4f;
-GLfloat *varray_texcoord3f[MAX_TEXTUREUNITS], *varray_buf_texcoord3f[MAX_TEXTUREUNITS];
-GLfloat *varray_texcoord2f[MAX_TEXTUREUNITS], *varray_buf_texcoord2f[MAX_TEXTUREUNITS];
-static qbyte *varray_buf_color4b;
-int mesh_maxverts;
-#ifdef MESH_VAR
-int mesh_var;
-float mesh_var_readfrequency;
-float mesh_var_writefrequency;
-float mesh_var_priority;
-#endif
-int varray_offset = 0, varray_offsetnext = 0;
-GLuint *varray_buf_elements3i;
-int mesh_maxelements = 32768;
-#ifdef MESH_BATCH
-int gl_batchvertexfirst = 0;
-int gl_batchvertexcount = 0;
-int gl_batchelementcount = 0;
-#endif
-
static matrix4x4_t backend_viewmatrix;
static matrix4x4_t backend_modelmatrix;
static matrix4x4_t backend_modelviewmatrix;
static matrix4x4_t backend_glmodelviewmatrix;
static matrix4x4_t backend_projectmatrix;
-static int backendunits, backendactive;
-static mempool_t *gl_backend_mempool;
+static unsigned int backendunits, backendimageunits, backendarrayunits, backendactive;
/*
note: here's strip order for a terrain row:
|\ |\ |\ |\ |
| \| \| \| \|
A--B--C--D--E
+clockwise
A0B, 01B, B1C, 12C, C2D, 23D, D3E, 34E
*elements++ = i;
*elements++ = i + 1;
*elements++ = i + row + 1;
-*/
-void GL_Backend_AllocElementsArray(void)
-{
- if (varray_buf_elements3i)
- Mem_Free(varray_buf_elements3i);
- varray_buf_elements3i = Mem_Alloc(gl_backend_mempool, mesh_maxelements * sizeof(GLuint));
-}
-void GL_Backend_FreeElementArray(void)
+for (y = 0;y < rows - 1;y++)
{
- if (varray_buf_elements3i)
- Mem_Free(varray_buf_elements3i);
- varray_buf_elements3i = NULL;
+ for (x = 0;x < columns - 1;x++)
+ {
+ i = y * rows + x;
+ *elements++ = i + columns;
+ *elements++ = i;
+ *elements++ = i + columns + 1;
+ *elements++ = i;
+ *elements++ = i + 1;
+ *elements++ = i + columns + 1;
+ }
}
-void GL_Backend_CheckCvars(void)
+alternative:
+0--1--2--3--4
+| /| /|\ | /|
+|/ |/ | \|/ |
+A--B--C--D--E
+counterclockwise
+
+for (y = 0;y < rows - 1;y++)
{
- if (gl_mesh_maxverts.integer < 1024)
- Cvar_SetValueQuick(&gl_mesh_maxverts, 1024);
- if (gl_mesh_maxverts.integer > 65536)
- Cvar_SetValueQuick(&gl_mesh_maxverts, 65536);
-#ifdef MESH_VAR
- if (gl_mesh_vertex_array_range.integer && !gl_support_var)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range, 0);
- if (gl_mesh_vertex_array_range_readfrequency.value < 0)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range_readfrequency, 0);
- if (gl_mesh_vertex_array_range_readfrequency.value > 1)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range_readfrequency, 1);
- if (gl_mesh_vertex_array_range_writefrequency.value < 0)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range_writefrequency, 0);
- if (gl_mesh_vertex_array_range_writefrequency.value > 1)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range_writefrequency, 1);
- if (gl_mesh_vertex_array_range_priority.value < 0)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range_priority, 0);
- if (gl_mesh_vertex_array_range_priority.value > 1)
- Cvar_SetValueQuick(&gl_mesh_vertex_array_range_priority, 1);
-#endif
+ for (x = 0;x < columns - 1;x++)
+ {
+ i = y * rows + x;
+ *elements++ = i;
+ *elements++ = i + columns;
+ *elements++ = i + columns + 1;
+ *elements++ = i + columns;
+ *elements++ = i + columns + 1;
+ *elements++ = i + 1;
+ }
}
+*/
int polygonelements[768];
static void R_Mesh_CacheArray_Shutdown(void);
void GL_Backend_AllocArrays(void)
{
- int i, size;
- qbyte *data;
-
- if (!gl_backend_mempool)
- {
- gl_backend_mempool = Mem_AllocPool("GL_Backend");
- varray_buf_vertex3f = NULL;
- varray_buf_color4f = NULL;
- varray_buf_color4b = NULL;
- varray_buf_elements3i = NULL;
- for (i = 0;i < MAX_TEXTUREUNITS;i++)
- varray_buf_texcoord3f[i] = varray_buf_texcoord2f[i] = NULL;
- }
-
- if (varray_buf_vertex3f)
-#ifdef MESH_VAR
- VID_FreeVertexArrays(varray_buf_vertex3f);
-#else
- Mem_Free(varray_buf_vertex3f);
-#endif
- varray_buf_vertex3f = NULL;
- varray_buf_color4f = NULL;
- varray_buf_color4b = NULL;
- for (i = 0;i < MAX_TEXTUREUNITS;i++)
- varray_buf_texcoord3f[i] = varray_buf_texcoord2f[i] = NULL;
-
- mesh_maxverts = gl_mesh_maxverts.integer;
- size = mesh_maxverts * (sizeof(float[3]) + sizeof(float[4]) + sizeof(qbyte[4]) + (sizeof(float[3]) + sizeof(float[2])) * backendunits);
-#ifdef MESH_VAR
- mesh_var = gl_mesh_vertex_array_range.integer && gl_support_var;
- mesh_var_readfrequency = gl_mesh_vertex_array_range_readfrequency.value;
- mesh_var_writefrequency = gl_mesh_vertex_array_range_writefrequency.value;
- mesh_var_priority = gl_mesh_vertex_array_range_priority.value;
- data = VID_AllocVertexArrays(gl_backend_mempool, size, gl_mesh_vertex_array_range.integer, gl_mesh_vertex_array_range_readfrequency.value, gl_mesh_vertex_array_range_writefrequency.value, gl_mesh_vertex_array_range_priority.value);
-#else
- data = Mem_Alloc(gl_backend_mempool, size);
-#endif
-
- varray_buf_vertex3f = (void *)data;data += sizeof(float[3]) * mesh_maxverts;
- varray_buf_color4f = (void *)data;data += sizeof(float[4]) * mesh_maxverts;
- for (i = 0;i < backendunits;i++)
- {
- varray_buf_texcoord3f[i] = (void *)data;data += sizeof(float[3]) * mesh_maxverts;
- varray_buf_texcoord2f[i] = (void *)data;data += sizeof(float[2]) * mesh_maxverts;
- }
- for (;i < MAX_TEXTUREUNITS;i++)
- varray_buf_texcoord3f[i] = varray_buf_texcoord2f[i] = NULL;
- varray_buf_color4b = (void *)data;data += sizeof(qbyte[4]) * mesh_maxverts;
-
- GL_Backend_AllocElementsArray();
-
-#ifdef MESH_VAR
- if (mesh_var)
- {
- CHECKGLERROR
- qglVertexArrayRangeNV(size, varray_buf_vertex3f);
- CHECKGLERROR
- }
-#endif
-
R_Mesh_CacheArray_Startup();
}
void GL_Backend_FreeArrays(void)
{
- int i;
-
R_Mesh_CacheArray_Shutdown();
-
-#ifdef MESH_VAR
- if (mesh_var)
- {
- CHECKGLERROR
- qglDisableClientState(GL_VERTEX_ARRAY_RANGE_NV);
- CHECKGLERROR
- }
-#endif
-
- if (varray_buf_vertex3f)
-#ifdef MESH_VAR
- VID_FreeVertexArrays(varray_buf_vertex3f);
-#else
- Mem_Free(varray_buf_vertex3f);
-#endif
- varray_buf_vertex3f = NULL;
- varray_buf_color4f = NULL;
- varray_buf_color4b = NULL;
- for (i = 0;i < MAX_TEXTUREUNITS;i++)
- varray_buf_texcoord3f[i] = varray_buf_texcoord2f[i] = NULL;
- varray_buf_elements3i = NULL;
-
- Mem_FreePool(&gl_backend_mempool);
}
static void gl_backend_start(void)
{
- GL_Backend_CheckCvars();
+ Con_Print("OpenGL Backend starting...\n");
+ CHECKGLERROR
- Con_Printf("OpenGL Backend started with gl_mesh_maxverts %i\n", gl_mesh_maxverts.integer);
if (qglDrawRangeElements != NULL)
{
CHECKGLERROR
CHECKGLERROR
Con_Printf("glDrawRangeElements detected (max vertices %i, max indices %i)\n", gl_maxdrawrangeelementsvertices, gl_maxdrawrangeelementsindices);
}
- if (strstr(gl_renderer, "3Dfx"))
- {
- Con_Printf("3Dfx driver detected, forcing gl_mesh_floatcolors to 0 to prevent crashs\n");
- Cvar_SetValueQuick(&gl_mesh_floatcolors, 0);
- }
backendunits = min(MAX_TEXTUREUNITS, gl_textureunits);
-
- GL_Backend_AllocArrays();
-
-#ifdef MESH_VAR
- if (mesh_var)
+ backendimageunits = backendunits;
+ backendarrayunits = backendunits;
+ if (gl_support_fragment_shader)
{
CHECKGLERROR
- qglEnableClientState(GL_VERTEX_ARRAY_RANGE_NV);
+ qglGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS_ARB, (int *)&backendimageunits);
CHECKGLERROR
+ qglGetIntegerv(GL_MAX_TEXTURE_COORDS_ARB, (int *)&backendarrayunits);
+ CHECKGLERROR
+ Con_Printf("GLSL shader support detected: texture units = %i texenv, %i image, %i array\n", backendunits, backendimageunits, backendarrayunits);
}
-#endif
- varray_offset = varray_offsetnext = 0;
-#ifdef MESH_BATCH
- gl_batchvertexfirst = 0;
- gl_batchvertexcount = 0;
- gl_batchelementcount = 0;
-#endif
+ else if (backendunits > 1)
+ Con_Printf("multitexture detected: texture units = %i\n", backendunits);
+ else
+ Con_Printf("singletexture\n");
+
+ GL_Backend_AllocArrays();
+
+ Con_Printf("OpenGL backend started.\n");
+
+ CHECKGLERROR
backendactive = true;
}
static void gl_backend_shutdown(void)
{
backendunits = 0;
+ backendimageunits = 0;
+ backendarrayunits = 0;
backendactive = false;
- Con_Printf("OpenGL Backend shutting down\n");
-
-#ifdef MESH_VAR
- if (mesh_var)
- {
- CHECKGLERROR
- qglDisableClientState(GL_VERTEX_ARRAY_RANGE_NV);
- CHECKGLERROR
- }
-#endif
+ Con_Print("OpenGL Backend shutting down\n");
GL_Backend_FreeArrays();
}
-void GL_Backend_ResizeArrays(int numvertices)
-{
- Cvar_SetValueQuick(&gl_mesh_maxverts, numvertices);
- GL_Backend_CheckCvars();
- mesh_maxverts = gl_mesh_maxverts.integer;
- GL_Backend_AllocArrays();
-}
-
static void gl_backend_newmap(void)
{
}
+cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0"};
+cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20"};
+cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20"};
+cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20"};
+
void gl_backend_init(void)
{
int i;
}
Cvar_RegisterVariable(&r_render);
+ Cvar_RegisterVariable(&r_waterwarp);
+ Cvar_RegisterVariable(&r_stereo_separation);
+ Cvar_RegisterVariable(&r_stereo_sidebyside);
+ Cvar_RegisterVariable(&r_stereo_redblue);
+ Cvar_RegisterVariable(&r_stereo_redcyan);
+ Cvar_RegisterVariable(&r_stereo_redgreen);
+ Cvar_RegisterVariable(&gl_polyblend);
Cvar_RegisterVariable(&gl_dither);
Cvar_RegisterVariable(&gl_lockarrays);
- Cvar_RegisterVariable(&gl_delayfinish);
+ Cvar_RegisterVariable(&gl_paranoid);
+ Cvar_RegisterVariable(&gl_printcheckerror);
#ifdef NORENDER
Cvar_SetValue("r_render", 0);
#endif
- Cvar_RegisterVariable(&gl_mesh_maxverts);
- Cvar_RegisterVariable(&gl_mesh_floatcolors);
Cvar_RegisterVariable(&gl_mesh_drawrangeelements);
-#ifdef MESH_VAR
- Cvar_RegisterVariable(&gl_mesh_vertex_array_range);
- Cvar_RegisterVariable(&gl_mesh_vertex_array_range_readfrequency);
- Cvar_RegisterVariable(&gl_mesh_vertex_array_range_writefrequency);
- Cvar_RegisterVariable(&gl_mesh_vertex_array_range_priority);
-#endif
-#ifdef MESH_BATCH
- Cvar_RegisterVariable(&gl_mesh_batching);
-#endif
- Cvar_RegisterVariable(&gl_mesh_copyarrays);
- R_RegisterModule("GL_Backend", gl_backend_start, gl_backend_shutdown, gl_backend_newmap);
-}
+ Cvar_RegisterVariable(&gl_mesh_testarrayelement);
+ Cvar_RegisterVariable(&gl_mesh_testmanualfeeding);
-void GL_SetupView_ViewPort (int x, int y, int width, int height)
-{
- if (!r_render.integer)
- return;
+ Cvar_RegisterVariable(&scr_zoomwindow);
+ Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
+ Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
+ Cvar_RegisterVariable(&scr_zoomwindow_fov);
- // y is weird beause OpenGL is bottom to top, we use top to bottom
- qglViewport(x, vid.realheight - (y + height), width, height);
- CHECKGLERROR
+ R_RegisterModule("GL_Backend", gl_backend_start, gl_backend_shutdown, gl_backend_newmap);
}
void GL_SetupView_Orientation_Identity (void)
memset(&backend_modelmatrix, 0, sizeof(backend_modelmatrix));
}
-void GL_SetupView_Orientation_FromEntity (vec3_t origin, vec3_t angles)
+void GL_SetupView_Orientation_FromEntity(matrix4x4_t *matrix)
{
- Matrix4x4_CreateRotate(&backend_viewmatrix, -90, 1, 0, 0);
- Matrix4x4_ConcatRotate(&backend_viewmatrix, 90, 0, 0, 1);
- Matrix4x4_ConcatRotate(&backend_viewmatrix, -angles[2], 1, 0, 0);
- Matrix4x4_ConcatRotate(&backend_viewmatrix, -angles[0], 0, 1, 0);
- Matrix4x4_ConcatRotate(&backend_viewmatrix, -angles[1], 0, 0, 1);
- Matrix4x4_ConcatTranslate(&backend_viewmatrix, -origin[0], -origin[1], -origin[2]);
+ matrix4x4_t tempmatrix, basematrix;
+ Matrix4x4_Invert_Simple(&tempmatrix, matrix);
+ Matrix4x4_CreateRotate(&basematrix, -90, 1, 0, 0);
+ Matrix4x4_ConcatRotate(&basematrix, 90, 0, 0, 1);
+ Matrix4x4_Concat(&backend_viewmatrix, &basematrix, &tempmatrix);
+ //Matrix4x4_ConcatRotate(&backend_viewmatrix, -angles[2], 1, 0, 0);
+ //Matrix4x4_ConcatRotate(&backend_viewmatrix, -angles[0], 0, 1, 0);
+ //Matrix4x4_ConcatRotate(&backend_viewmatrix, -angles[1], 0, 0, 1);
+ //Matrix4x4_ConcatTranslate(&backend_viewmatrix, -origin[0], -origin[1], -origin[2]);
memset(&backend_modelmatrix, 0, sizeof(backend_modelmatrix));
}
void GL_SetupView_Mode_Perspective (double fovx, double fovy, double zNear, double zFar)
{
double xmax, ymax;
+ double m[16];
if (!r_render.integer)
return;
ymax = zNear * tan(fovy * M_PI / 360.0);
// set view pyramid
qglFrustum(-xmax, xmax, -ymax, ymax, zNear, zFar);CHECKGLERROR
+ qglGetDoublev(GL_PROJECTION_MATRIX, m);
+ backend_projectmatrix.m[0][0] = m[0];
+ backend_projectmatrix.m[1][0] = m[1];
+ backend_projectmatrix.m[2][0] = m[2];
+ backend_projectmatrix.m[3][0] = m[3];
+ backend_projectmatrix.m[0][1] = m[4];
+ backend_projectmatrix.m[1][1] = m[5];
+ backend_projectmatrix.m[2][1] = m[6];
+ backend_projectmatrix.m[3][1] = m[7];
+ backend_projectmatrix.m[0][2] = m[8];
+ backend_projectmatrix.m[1][2] = m[9];
+ backend_projectmatrix.m[2][2] = m[10];
+ backend_projectmatrix.m[3][2] = m[11];
+ backend_projectmatrix.m[0][3] = m[12];
+ backend_projectmatrix.m[1][3] = m[13];
+ backend_projectmatrix.m[2][3] = m[14];
+ backend_projectmatrix.m[3][3] = m[15];
qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
GL_SetupView_Orientation_Identity();
}
void GL_SetupView_Mode_PerspectiveInfiniteFarClip (double fovx, double fovy, double zNear)
{
- float nudge, m[16];
+ double nudge, m[16];
if (!r_render.integer)
return;
m[ 7] = 0;
m[ 8] = 0;
m[ 9] = 0;
- m[10] = -1 * nudge;
- m[11] = -1 * nudge;
+ m[10] = -nudge;
+ m[11] = -1;
m[12] = 0;
m[13] = 0;
m[14] = -2 * zNear * nudge;
m[15] = 0;
- qglLoadMatrixf(m);
+ qglLoadMatrixd(m);
qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
GL_SetupView_Orientation_Identity();
backend_projectmatrix.m[0][0] = m[0];
void GL_SetupView_Mode_Ortho (double x1, double y1, double x2, double y2, double zNear, double zFar)
{
+ double m[16];
+
if (!r_render.integer)
return;
qglMatrixMode(GL_PROJECTION);CHECKGLERROR
qglLoadIdentity();CHECKGLERROR
qglOrtho(x1, x2, y2, y1, zNear, zFar);
+ qglGetDoublev(GL_PROJECTION_MATRIX, m);
+ backend_projectmatrix.m[0][0] = m[0];
+ backend_projectmatrix.m[1][0] = m[1];
+ backend_projectmatrix.m[2][0] = m[2];
+ backend_projectmatrix.m[3][0] = m[3];
+ backend_projectmatrix.m[0][1] = m[4];
+ backend_projectmatrix.m[1][1] = m[5];
+ backend_projectmatrix.m[2][1] = m[6];
+ backend_projectmatrix.m[3][1] = m[7];
+ backend_projectmatrix.m[0][2] = m[8];
+ backend_projectmatrix.m[1][2] = m[9];
+ backend_projectmatrix.m[2][2] = m[10];
+ backend_projectmatrix.m[3][2] = m[11];
+ backend_projectmatrix.m[0][3] = m[12];
+ backend_projectmatrix.m[1][3] = m[13];
+ backend_projectmatrix.m[2][3] = m[14];
+ backend_projectmatrix.m[3][3] = m[15];
qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
GL_SetupView_Orientation_Identity();
}
typedef struct gltextureunit_s
{
int t1d, t2d, t3d, tcubemap;
- int arrayenabled, arrayis3d;
- void *pointer_texcoord;
+ int arrayenabled;
+ unsigned int arraycomponents;
+ const void *pointer_texcoord;
float rgbscale, alphascale;
int combinergb, combinealpha;
// FIXME: add more combine stuff
+ // texmatrixenabled exists only to avoid unnecessary texmatrix compares
+ int texmatrixenabled;
+ matrix4x4_t matrix;
}
gltextureunit_t;
-static struct
+static struct gl_state_s
{
int blendfunc1;
int blendfunc2;
int blend;
GLboolean depthmask;
- int depthdisable;
- int unit;
- int clientunit;
+ int colormask; // stored as bottom 4 bits: r g b a (3 2 1 0 order)
+ int depthtest;
+ int scissortest;
+ unsigned int unit;
+ unsigned int clientunit;
gltextureunit_t units[MAX_TEXTUREUNITS];
- int colorarray;
float color4f[4];
int lockrange_first;
int lockrange_count;
- int pointervertexcount;
- void *pointer_vertex;
- void *pointer_color;
+ const void *pointer_vertex;
+ const void *pointer_color;
}
gl_state;
void GL_SetupTextureState(void)
{
- int i;
+ unsigned int i;
gltextureunit_t *unit;
- for (i = 0;i < backendunits;i++)
+ CHECKGLERROR
+ gl_state.unit = MAX_TEXTUREUNITS;
+ gl_state.clientunit = MAX_TEXTUREUNITS;
+ for (i = 0;i < MAX_TEXTUREUNITS;i++)
{
- if (qglActiveTexture)
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- if (qglClientActiveTexture)
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
unit = gl_state.units + i;
unit->t1d = 0;
unit->t2d = 0;
unit->t3d = 0;
unit->tcubemap = 0;
unit->arrayenabled = false;
- unit->arrayis3d = false;
+ unit->arraycomponents = 0;
unit->pointer_texcoord = NULL;
unit->rgbscale = 1;
unit->alphascale = 1;
unit->combinergb = GL_MODULATE;
unit->combinealpha = GL_MODULATE;
+ unit->texmatrixenabled = false;
+ unit->matrix = r_identitymatrix;
+ }
+
+ for (i = 0;i < backendimageunits;i++)
+ {
+ GL_ActiveTexture(i);
+ qglBindTexture(GL_TEXTURE_1D, 0);CHECKGLERROR
+ qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
+ if (gl_texture3d)
+ {
+ qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
+ }
+ if (gl_texturecubemap)
+ {
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, 0);CHECKGLERROR
+ }
+ }
+
+ for (i = 0;i < backendarrayunits;i++)
+ {
+ GL_ClientActiveTexture(i);
+ qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), NULL);CHECKGLERROR
qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
- qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), varray_buf_texcoord2f[i]);CHECKGLERROR
+ }
+
+ for (i = 0;i < backendunits;i++)
+ {
+ GL_ActiveTexture(i);
qglDisable(GL_TEXTURE_1D);CHECKGLERROR
qglDisable(GL_TEXTURE_2D);CHECKGLERROR
if (gl_texture3d)
{
qglDisable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
}
+ qglMatrixMode(GL_TEXTURE);
+ qglLoadIdentity();
+ qglMatrixMode(GL_MODELVIEW);
if (gl_combine.integer)
{
qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB);CHECKGLERROR
qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE);CHECKGLERROR
qglTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_TEXTURE);CHECKGLERROR
qglTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_PREVIOUS_ARB);CHECKGLERROR
- qglTexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB_ARB, GL_CONSTANT_ARB);CHECKGLERROR
+ qglTexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB_ARB, GL_TEXTURE);CHECKGLERROR // for GL_INTERPOLATE_ARB mode
qglTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR);CHECKGLERROR
qglTexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB_ARB, GL_SRC_COLOR);CHECKGLERROR
qglTexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB_ARB, GL_SRC_ALPHA);CHECKGLERROR
qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);CHECKGLERROR
}
}
+ CHECKGLERROR
}
void GL_Backend_ResetState(void)
{
memset(&gl_state, 0, sizeof(gl_state));
- gl_state.depthdisable = false;
+ gl_state.depthtest = true;
gl_state.blendfunc1 = GL_ONE;
gl_state.blendfunc2 = GL_ZERO;
gl_state.blend = false;
gl_state.depthmask = GL_TRUE;
- gl_state.colorarray = false;
+ gl_state.colormask = 15;
gl_state.color4f[0] = gl_state.color4f[1] = gl_state.color4f[2] = gl_state.color4f[3] = 1;
gl_state.lockrange_first = 0;
gl_state.lockrange_count = 0;
- gl_state.pointervertexcount = 0;
gl_state.pointer_vertex = NULL;
gl_state.pointer_color = NULL;
CHECKGLERROR
- qglDisableClientState(GL_COLOR_ARRAY);CHECKGLERROR
- qglDisableClientState(GL_VERTEX_ARRAY);CHECKGLERROR
+ qglColorMask(1, 1, 1, 1);
qglEnable(GL_CULL_FACE);CHECKGLERROR
qglCullFace(GL_FRONT);CHECKGLERROR
qglEnable(GL_DEPTH_TEST);CHECKGLERROR
qglBlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);CHECKGLERROR
qglDisable(GL_BLEND);CHECKGLERROR
qglDepthMask(gl_state.depthmask);CHECKGLERROR
- qglVertexPointer(3, GL_FLOAT, sizeof(float[3]), varray_buf_vertex3f);CHECKGLERROR
+
+ qglVertexPointer(3, GL_FLOAT, sizeof(float[3]), NULL);CHECKGLERROR
qglEnableClientState(GL_VERTEX_ARRAY);CHECKGLERROR
- if (gl_mesh_floatcolors.integer)
+
+ qglColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL);CHECKGLERROR
+ qglDisableClientState(GL_COLOR_ARRAY);CHECKGLERROR
+
+ GL_Color(0, 0, 0, 0);
+ GL_Color(1, 1, 1, 1);
+
+ GL_SetupTextureState();
+}
+
+void GL_ActiveTexture(unsigned int num)
+{
+ if (gl_state.unit != num)
{
- qglColorPointer(4, GL_FLOAT, sizeof(float[4]), varray_buf_color4f);CHECKGLERROR
+ gl_state.unit = num;
+ if (qglActiveTexture)
+ {
+ qglActiveTexture(GL_TEXTURE0_ARB + gl_state.unit);
+ CHECKGLERROR
+ }
}
- else
+}
+
+void GL_ClientActiveTexture(unsigned int num)
+{
+ if (gl_state.clientunit != num)
{
- qglColorPointer(4, GL_UNSIGNED_BYTE, sizeof(qbyte[4]), varray_buf_color4b);CHECKGLERROR
+ gl_state.clientunit = num;
+ if (qglActiveTexture)
+ {
+ qglClientActiveTexture(GL_TEXTURE0_ARB + gl_state.clientunit);
+ CHECKGLERROR
+ }
}
- GL_Color(0, 0, 0, 0);
- GL_Color(1, 1, 1, 1);
+}
- GL_SetupTextureState();
+void GL_BlendFunc(int blendfunc1, int blendfunc2)
+{
+ if (gl_state.blendfunc1 != blendfunc1 || gl_state.blendfunc2 != blendfunc2)
+ {
+ if (r_showtrispass)
+ return;
+ qglBlendFunc(gl_state.blendfunc1 = blendfunc1, gl_state.blendfunc2 = blendfunc2);CHECKGLERROR
+ if (gl_state.blendfunc2 == GL_ZERO)
+ {
+ if (gl_state.blendfunc1 == GL_ONE)
+ {
+ if (gl_state.blend)
+ {
+ gl_state.blend = 0;
+ qglDisable(GL_BLEND);CHECKGLERROR
+ }
+ }
+ else
+ {
+ if (!gl_state.blend)
+ {
+ gl_state.blend = 1;
+ qglEnable(GL_BLEND);CHECKGLERROR
+ }
+ }
+ }
+ else
+ {
+ if (!gl_state.blend)
+ {
+ gl_state.blend = 1;
+ qglEnable(GL_BLEND);CHECKGLERROR
+ }
+ }
+ }
}
-void GL_UseColorArray(void)
+void GL_DepthMask(int state)
{
- if (!gl_state.colorarray)
+ if (gl_state.depthmask != state)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.colorarray = true;
- qglEnableClientState(GL_COLOR_ARRAY);CHECKGLERROR
+ if (r_showtrispass)
+ return;
+ qglDepthMask(gl_state.depthmask = state);CHECKGLERROR
+ }
+}
+
+void GL_DepthTest(int state)
+{
+ if (gl_state.depthtest != state)
+ {
+ if (r_showtrispass)
+ return;
+ gl_state.depthtest = state;
+ if (gl_state.depthtest)
+ {
+ qglEnable(GL_DEPTH_TEST);CHECKGLERROR
+ }
+ else
+ {
+ qglDisable(GL_DEPTH_TEST);CHECKGLERROR
+ }
+ }
+}
+
+void GL_ColorMask(int r, int g, int b, int a)
+{
+ int state = r*8 + g*4 + b*2 + a*1;
+ if (gl_state.colormask != state)
+ {
+ if (r_showtrispass)
+ return;
+ gl_state.colormask = state;
+ qglColorMask((GLboolean)r, (GLboolean)g, (GLboolean)b, (GLboolean)a);CHECKGLERROR
}
}
void GL_Color(float cr, float cg, float cb, float ca)
{
- if (gl_state.colorarray)
+ if (gl_state.pointer_color || gl_state.color4f[0] != cr || gl_state.color4f[1] != cg || gl_state.color4f[2] != cb || gl_state.color4f[3] != ca)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.colorarray = false;
- qglDisableClientState(GL_COLOR_ARRAY);CHECKGLERROR
+ if (r_showtrispass)
+ return;
gl_state.color4f[0] = cr;
gl_state.color4f[1] = cg;
gl_state.color4f[2] = cb;
gl_state.color4f[3] = ca;
- qglColor4f(cr, cg, cb, ca);
- }
- else
- {
- if (gl_state.color4f[0] != cr || gl_state.color4f[1] != cg || gl_state.color4f[2] != cb || gl_state.color4f[3] != ca)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.color4f[0] = cr;
- gl_state.color4f[1] = cg;
- gl_state.color4f[2] = cb;
- gl_state.color4f[3] = ca;
- qglColor4f(cr, cg, cb, ca);
- }
+ CHECKGLERROR
+ qglColor4f(gl_state.color4f[0], gl_state.color4f[1], gl_state.color4f[2], gl_state.color4f[3]);
+ CHECKGLERROR
}
}
+void GL_ShowTrisColor(float cr, float cg, float cb, float ca)
+{
+ if (!r_showtrispass)
+ return;
+ r_showtrispass = false;
+ GL_Color(cr * r_showtris.value, cg * r_showtris.value, cb * r_showtris.value, ca);
+ r_showtrispass = true;
+}
+
+
void GL_LockArrays(int first, int count)
{
if (gl_state.lockrange_count != count || gl_state.lockrange_first != first)
qglUnlockArraysEXT();
CHECKGLERROR
}
- if (count && gl_supportslockarrays && gl_lockarrays.integer)
+ if (count && gl_supportslockarrays && gl_lockarrays.integer && r_render.integer)
{
gl_state.lockrange_first = first;
gl_state.lockrange_count = count;
}
}
+void GL_Scissor (int x, int y, int width, int height)
+{
+ CHECKGLERROR
+ qglScissor(x, vid.height - (y + height),width,height);
+ CHECKGLERROR
+}
+
+void GL_ScissorTest(int state)
+{
+ if(gl_state.scissortest == state)
+ return;
+
+ CHECKGLERROR
+ if((gl_state.scissortest = state))
+ qglEnable(GL_SCISSOR_TEST);
+ else
+ qglDisable(GL_SCISSOR_TEST);
+ CHECKGLERROR
+}
+
+void GL_Clear(int mask)
+{
+ if (r_showtrispass)
+ return;
+ qglClear(mask);CHECKGLERROR
+}
+
void GL_TransformToScreen(const vec4_t in, vec4_t out)
{
vec4_t temp;
Matrix4x4_Transform4 (&backend_viewmatrix, in, temp);
Matrix4x4_Transform4 (&backend_projectmatrix, temp, out);
iw = 1.0f / out[3];
- out[0] = r_refdef.x + (out[0] * iw + 1.0f) * r_refdef.width * 0.5f;
- out[1] = r_refdef.y + (out[1] * iw + 1.0f) * r_refdef.height * 0.5f;
- out[2] = out[2] * iw;
+ out[0] = r_view_x + (out[0] * iw + 1.0f) * r_view_width * 0.5f;
+ out[1] = r_view_y + (out[1] * iw + 1.0f) * r_view_height * 0.5f;
+ out[2] = r_view_z + (out[2] * iw + 1.0f) * r_view_depth * 0.5f;
}
// called at beginning of frame
void R_Mesh_Start(void)
{
BACKENDACTIVECHECK
+ CHECKGLERROR
+ GL_Backend_ResetState();
+}
+unsigned int GL_Backend_CompileProgram(int vertexstrings_count, const char **vertexstrings_list, int fragmentstrings_count, const char **fragmentstrings_list)
+{
+ GLint vertexshadercompiled, fragmentshadercompiled, programlinked;
+ GLuint vertexshaderobject, fragmentshaderobject, programobject = 0;
+ char compilelog[4096];
CHECKGLERROR
- GL_Backend_CheckCvars();
- if (mesh_maxverts != gl_mesh_maxverts.integer
-#ifdef MESH_VAR
- || mesh_var != (gl_mesh_vertex_array_range.integer && gl_support_var)
- || mesh_var_readfrequency != gl_mesh_vertex_array_range_readfrequency.value
- || mesh_var_writefrequency != gl_mesh_vertex_array_range_writefrequency.value
- || mesh_var_priority != gl_mesh_vertex_array_range_priority.value
-#endif
- )
- GL_Backend_ResizeArrays(gl_mesh_maxverts.integer);
+ programobject = qglCreateProgramObjectARB();
+ CHECKGLERROR
+ if (!programobject)
+ return 0;
- GL_Backend_ResetState();
-#ifdef MESH_VAR
- if (!mesh_var)
+ if (vertexstrings_count)
{
- gl_batchvertexfirst = gl_batchvertexcount = gl_batchelementcount = 0;
- varray_offset = varray_offsetnext = 0;
+ CHECKGLERROR
+ vertexshaderobject = qglCreateShaderObjectARB(GL_VERTEX_SHADER_ARB);
+ if (!vertexshaderobject)
+ {
+ qglDeleteObjectARB(programobject);
+ CHECKGLERROR
+ return 0;
+ }
+ qglShaderSourceARB(vertexshaderobject, vertexstrings_count, vertexstrings_list, NULL);
+ qglCompileShaderARB(vertexshaderobject);
+ CHECKGLERROR
+ qglGetObjectParameterivARB(vertexshaderobject, GL_OBJECT_COMPILE_STATUS_ARB, &vertexshadercompiled);
+ qglGetInfoLogARB(vertexshaderobject, sizeof(compilelog), NULL, compilelog);
+ if (compilelog[0])
+ Con_Printf("vertex shader compile log:\n%s\n", compilelog);
+ if (!vertexshadercompiled)
+ {
+ qglDeleteObjectARB(programobject);
+ qglDeleteObjectARB(vertexshaderobject);
+ CHECKGLERROR
+ return 0;
+ }
+ qglAttachObjectARB(programobject, vertexshaderobject);
+ qglDeleteObjectARB(vertexshaderobject);
+ CHECKGLERROR
}
-#else
- varray_offset = varray_offsetnext = 0;
-#endif
-}
-
-int gl_backend_rebindtextures;
-
-void GL_ConvertColorsFloatToByte(int first, int count)
-{
- int i, k;
- union {float f[4];int i[4];} *color4fi;
- struct {GLubyte c[4];} *color4b;
- // shift float to have 8bit fraction at base of number
- color4fi = (void *)(varray_buf_color4f + first * 4);
- for (i = 0;i < count;i++, color4fi++)
+ if (fragmentstrings_count)
{
- color4fi->f[0] += 32768.0f;
- color4fi->f[1] += 32768.0f;
- color4fi->f[2] += 32768.0f;
- color4fi->f[3] += 32768.0f;
+ CHECKGLERROR
+ fragmentshaderobject = qglCreateShaderObjectARB(GL_FRAGMENT_SHADER_ARB);
+ if (!fragmentshaderobject)
+ {
+ qglDeleteObjectARB(programobject);
+ CHECKGLERROR
+ return 0;
+ }
+ qglShaderSourceARB(fragmentshaderobject, fragmentstrings_count, fragmentstrings_list, NULL);
+ qglCompileShaderARB(fragmentshaderobject);
+ CHECKGLERROR
+ qglGetObjectParameterivARB(fragmentshaderobject, GL_OBJECT_COMPILE_STATUS_ARB, &fragmentshadercompiled);
+ qglGetInfoLogARB(fragmentshaderobject, sizeof(compilelog), NULL, compilelog);
+ if (compilelog[0])
+ Con_Printf("fragment shader compile log:\n%s\n", compilelog);
+ if (!fragmentshadercompiled)
+ {
+ qglDeleteObjectARB(programobject);
+ qglDeleteObjectARB(fragmentshaderobject);
+ CHECKGLERROR
+ return 0;
+ }
+ qglAttachObjectARB(programobject, fragmentshaderobject);
+ qglDeleteObjectARB(fragmentshaderobject);
+ CHECKGLERROR
}
- // then read as integer and kill float bits...
- color4fi = (void *)(varray_buf_color4f + first * 4);
- color4b = (void *)(varray_buf_color4b + first * 4);
- for (i = 0;i < count;i++, color4fi++, color4b++)
+ qglLinkProgramARB(programobject);
+ CHECKGLERROR
+ qglGetObjectParameterivARB(programobject, GL_OBJECT_LINK_STATUS_ARB, &programlinked);
+ qglGetInfoLogARB(programobject, sizeof(compilelog), NULL, compilelog);
+ if (compilelog[0])
{
- k = color4fi->i[0] & 0x7FFFFF;color4b->c[0] = (GLubyte) min(k, 255);
- k = color4fi->i[1] & 0x7FFFFF;color4b->c[1] = (GLubyte) min(k, 255);
- k = color4fi->i[2] & 0x7FFFFF;color4b->c[2] = (GLubyte) min(k, 255);
- k = color4fi->i[3] & 0x7FFFFF;color4b->c[3] = (GLubyte) min(k, 255);
+ Con_Printf("program link log:\n%s\n", compilelog);
+ // software vertex shader is ok but software fragment shader is WAY
+ // too slow, fail program if so.
+ // NOTE: this string might be ATI specific, but that's ok because the
+ // ATI R300 chip (Radeon 9500-9800/X300) is the most likely to use a
+ // software fragment shader due to low instruction and dependent
+ // texture limits.
+ if (strstr(compilelog, "fragment shader will run in software"))
+ programlinked = false;
}
-}
-
-/*
-// enlarges geometry buffers if they are too small
-void _R_Mesh_ResizeCheck(int numverts)
-{
- if (numverts > mesh_maxverts)
+ CHECKGLERROR
+ if (!programlinked)
{
- BACKENDACTIVECHECK
- GL_Backend_ResizeArrays(numverts + 100);
- GL_Backend_ResetState();
+ qglDeleteObjectARB(programobject);
+ return 0;
}
+ CHECKGLERROR
+ return programobject;
}
-*/
-void R_Mesh_EndBatch(void)
+void GL_Backend_FreeProgram(unsigned int prog)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- {
- if (gl_state.pointervertexcount)
- Host_Error("R_Mesh_EndBatch: called with pointers enabled\n");
-
- if (gl_state.colorarray && !gl_mesh_floatcolors.integer && gl_state.pointer_color == NULL)
- GL_ConvertColorsFloatToByte(gl_batchvertexfirst, gl_batchvertexcount);
- if (r_render.integer)
- {
- //int i;for (i = 0;i < gl_batchelementcount;i++) if (varray_buf_elements3i[i] < gl_batchvertexfirst || varray_buf_elements3i[i] >= (gl_batchvertexfirst + gl_batchvertexcount)) Host_Error("R_Mesh_EndBatch: invalid element #%i (value %i) outside range %i-%i\n", i, varray_buf_elements3i[i], gl_batchvertexfirst, gl_batchvertexfirst + gl_batchvertexcount);
- CHECKGLERROR
- GL_LockArrays(gl_batchvertexfirst, gl_batchvertexcount);
- if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
- {
- qglDrawRangeElements(GL_TRIANGLES, gl_batchvertexfirst, gl_batchvertexfirst + gl_batchvertexcount, gl_batchelementcount, GL_UNSIGNED_INT, (const GLuint *) varray_buf_elements3i);CHECKGLERROR
- }
- else
- {
- qglDrawElements(GL_TRIANGLES, gl_batchelementcount, GL_UNSIGNED_INT, (const GLuint *) varray_buf_elements3i);CHECKGLERROR
- }
- GL_LockArrays(0, 0);
- }
- gl_batchelementcount = 0;
- gl_batchvertexcount = 0;
- }
-#endif
+ CHECKGLERROR
+ qglDeleteObjectARB(prog);
+ CHECKGLERROR
}
+int gl_backend_rebindtextures;
+
void GL_Backend_RenumberElements(int *out, int count, const int *in, int offset)
{
int i;
- //if (offset)
+ if (offset)
+ {
for (i = 0;i < count;i++)
*out++ = *in++ + offset;
- //else
- // memcpy(out, in, sizeof(*out) * count);
+ }
+ else
+ memcpy(out, in, sizeof(*out) * count);
}
-// gets vertex buffer space for use with a following R_Mesh_Draw
-// (can be multiple Draw calls per GetSpace)
-void R_Mesh_GetSpace(int numverts)
+// renders triangles using vertices from the active arrays
+int paranoidblah = 0;
+void R_Mesh_Draw(int firstvertex, int numvertices, int numtriangles, const int *elements)
{
- int i;
-
- if (gl_state.pointervertexcount)
- Host_Error("R_Mesh_GetSpace: called with pointers enabled\n");
- if (gl_state.lockrange_count)
- Host_Error("R_Mesh_GetSpace: called with arrays locked\n");
-
- varray_offset = varray_offsetnext;
- if (varray_offset + numverts > mesh_maxverts)
- {
- //Con_Printf("R_Mesh_GetSpace: vertex buffer wrap\n");
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- varray_offset = 0;
-#ifdef MESH_VAR
- if (mesh_var)
- {
- CHECKGLERROR
- qglFlushVertexArrayRangeNV();
- CHECKGLERROR
- }
-#endif
- if (numverts > mesh_maxverts)
- {
- GL_Backend_ResizeArrays(numverts + 100);
- GL_Backend_ResetState();
- }
- }
-
-/*
-#ifdef MESH_BATCH
- if (gl_mesh_batching.integer)
- {
- if (gl_batchvertexcount == 0)
- gl_batchvertexfirst = varray_offset;
- gl_batchvertexcount += numverts;
- }
-#endif
-*/
- varray_vertex3f = varray_buf_vertex3f + varray_offset * 3;
- varray_color4f = varray_buf_color4f + varray_offset * 4;
- for (i = 0;i < backendunits;i++)
+ unsigned int numelements = numtriangles * 3;
+ if (numvertices < 3 || numtriangles < 1)
{
- varray_texcoord3f[i] = varray_buf_texcoord3f[i] + varray_offset * 3;
- varray_texcoord2f[i] = varray_buf_texcoord2f[i] + varray_offset * 2;
+ Con_Printf("R_Mesh_Draw(%d, %d, %d, %08p);\n", firstvertex, numvertices, numtriangles, elements);
+ return;
}
-
- varray_offsetnext = varray_offset + numverts;
-}
-
-// renders triangles using vertices from the most recent GetSpace call
-// (can be multiple Draw calls per GetSpace)
-void R_Mesh_Draw(int numverts, int numtriangles, const int *elements)
-{
- int numelements = numtriangles * 3;
- if (numtriangles == 0 || numverts == 0)
+ //CHECKGLERROR
+ if (r_showtrispass)
{
- Con_Printf("R_Mesh_Draw(%d, %d, %08p);\n", numverts, numtriangles, elements);
+ R_Mesh_Draw_ShowTris(firstvertex, numvertices, numtriangles, elements);
return;
}
- c_meshs++;
- c_meshelements += numelements;
- CHECKGLERROR
- if (gl_state.pointervertexcount)
+ renderstats.meshes++;
+ renderstats.meshes_elements += numelements;
+ if (gl_paranoid.integer)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (r_render.integer)
+ unsigned int i, j, size;
+ const int *p;
+ if (!qglIsEnabled(GL_VERTEX_ARRAY))
+ Con_Print("R_Mesh_Draw: vertex array not enabled\n");
+ for (j = 0, size = numvertices * 3, p = (int *)((float *)gl_state.pointer_vertex + firstvertex * 3);j < size;j++, p++)
+ paranoidblah += *p;
+ if (gl_state.pointer_color)
{
- GL_LockArrays(0, gl_state.pointervertexcount);
- if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
- {
- qglDrawRangeElements(GL_TRIANGLES, 0, gl_state.pointervertexcount, numelements, GL_UNSIGNED_INT, elements);CHECKGLERROR
- }
- else
- {
- qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_INT, elements);CHECKGLERROR
- }
- GL_LockArrays(0, 0);
+ if (!qglIsEnabled(GL_COLOR_ARRAY))
+ Con_Print("R_Mesh_Draw: color array set but not enabled\n");
+ for (j = 0, size = numvertices * 4, p = (int *)((float *)gl_state.pointer_color + firstvertex * 4);j < size;j++, p++)
+ paranoidblah += *p;
}
- }
-#ifdef MESH_BATCH
- else if (gl_mesh_batching.integer)
- {
- if (mesh_maxelements < gl_batchelementcount + numelements)
+ for (i = 0;i < backendarrayunits;i++)
{
- //Con_Printf("R_Mesh_Draw: enlarging elements array\n");
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
- // round up to a multiple of 1024 and add another 1024 just for good measure
- mesh_maxelements = (gl_batchelementcount + numelements + 1024 + 1023) & ~1023;
- GL_Backend_AllocElementsArray();
+ if (gl_state.units[i].arrayenabled)
+ {
+ GL_ClientActiveTexture(i);
+ if (!qglIsEnabled(GL_TEXTURE_COORD_ARRAY))
+ Con_Print("R_Mesh_Draw: texcoord array set but not enabled\n");
+ 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++)
+ paranoidblah += *p;
+ }
}
- if (varray_offset < gl_batchvertexfirst && gl_batchelementcount)
- R_Mesh_EndBatch();
- if (gl_batchelementcount == 0)
+ for (i = 0;i < (unsigned int) numtriangles * 3;i++)
{
- gl_batchvertexfirst = varray_offset;
- gl_batchvertexcount = 0;
+ if (elements[i] < firstvertex || elements[i] >= firstvertex + numvertices)
+ {
+ Con_Printf("R_Mesh_Draw: invalid vertex index %i (outside range %i - %i) in elements list\n", elements[i], firstvertex, firstvertex + numvertices);
+ return;
+ }
}
- if (gl_batchvertexcount < varray_offsetnext - gl_batchvertexfirst)
- gl_batchvertexcount = varray_offsetnext - gl_batchvertexfirst;
- GL_Backend_RenumberElements(varray_buf_elements3i + gl_batchelementcount, numelements, elements, varray_offset);
- //Con_Printf("off %i:%i, vertex %i:%i, element %i:%i\n", varray_offset, varray_offsetnext, gl_batchvertexfirst, gl_batchvertexfirst + gl_batchvertexcount, gl_batchelementcount, gl_batchelementcount + numelements);
- gl_batchelementcount += numelements;
- //{int i;for (i = 0;i < gl_batchelementcount;i++) if (varray_buf_elements3i[i] < gl_batchvertexfirst || varray_buf_elements3i[i] >= (gl_batchvertexfirst + gl_batchvertexcount)) Host_Error("R_Mesh_EndBatch: invalid element #%i (value %i) outside range %i-%i, there were previously %i elements and there are now %i elements, varray_offset is %i\n", i, varray_buf_elements3i[i], gl_batchvertexfirst, gl_batchvertexfirst + gl_batchvertexcount, gl_batchelementcount - numelements, gl_batchelementcount, varray_offset);}
+ CHECKGLERROR
}
-#endif
- else
+ if (r_render.integer)
{
- GL_Backend_RenumberElements(varray_buf_elements3i, numelements, elements, varray_offset);
- if (r_render.integer)
+ CHECKGLERROR
+ if (gl_mesh_testmanualfeeding.integer)
{
- GL_LockArrays(varray_offset, numverts);
- if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
+ unsigned int i, j;
+ const GLfloat *p;
+ qglBegin(GL_TRIANGLES);
+ for (i = 0;i < (unsigned int) numtriangles * 3;i++)
{
- qglDrawRangeElements(GL_TRIANGLES, varray_offset, varray_offset + numverts, numelements, GL_UNSIGNED_INT, varray_buf_elements3i);CHECKGLERROR
+ for (j = 0;j < backendarrayunits;j++)
+ {
+ if (gl_state.units[j].pointer_texcoord)
+ {
+ if (backendarrayunits > 1)
+ {
+ if (gl_state.units[j].arraycomponents == 4)
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 4;
+ qglMultiTexCoord4f(GL_TEXTURE0_ARB + j, p[0], p[1], p[2], p[3]);
+ }
+ else if (gl_state.units[j].arraycomponents == 3)
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 3;
+ qglMultiTexCoord3f(GL_TEXTURE0_ARB + j, p[0], p[1], p[2]);
+ }
+ else if (gl_state.units[j].arraycomponents == 2)
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 2;
+ qglMultiTexCoord2f(GL_TEXTURE0_ARB + j, p[0], p[1]);
+ }
+ else
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 1;
+ qglMultiTexCoord1f(GL_TEXTURE0_ARB + j, p[0]);
+ }
+ }
+ else
+ {
+ if (gl_state.units[j].arraycomponents == 4)
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 4;
+ qglTexCoord4f(p[0], p[1], p[2], p[3]);
+ }
+ else if (gl_state.units[j].arraycomponents == 3)
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 3;
+ qglTexCoord3f(p[0], p[1], p[2]);
+ }
+ else if (gl_state.units[j].arraycomponents == 2)
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 2;
+ qglTexCoord2f(p[0], p[1]);
+ }
+ else
+ {
+ p = ((const GLfloat *)(gl_state.units[j].pointer_texcoord)) + elements[i] * 1;
+ qglTexCoord1f(p[0]);
+ }
+ }
+ }
+ }
+ if (gl_state.pointer_color)
+ {
+ p = ((const GLfloat *)(gl_state.pointer_color)) + elements[i] * 4;
+ qglColor4f(p[0], p[1], p[2], p[3]);
+ }
+ p = ((const GLfloat *)(gl_state.pointer_vertex)) + elements[i] * 3;
+ qglVertex3f(p[0], p[1], p[2]);
}
- else
+ qglEnd();
+ CHECKGLERROR
+ }
+ else if (gl_mesh_testarrayelement.integer)
+ {
+ int i;
+ qglBegin(GL_TRIANGLES);
+ for (i = 0;i < numtriangles * 3;i++)
{
- qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_INT, varray_buf_elements3i);CHECKGLERROR
+ qglArrayElement(elements[i]);
}
- GL_LockArrays(0, 0);
+ qglEnd();
+ CHECKGLERROR
+ }
+ else if (gl_mesh_drawrangeelements.integer && qglDrawRangeElements != NULL)
+ {
+ qglDrawRangeElements(GL_TRIANGLES, firstvertex, firstvertex + numvertices, numelements, GL_UNSIGNED_INT, elements);
+ CHECKGLERROR
+ }
+ else
+ {
+ qglDrawElements(GL_TRIANGLES, numelements, GL_UNSIGNED_INT, elements);
+ CHECKGLERROR
}
}
}
// restores backend state, used when done with 3D rendering
void R_Mesh_Finish(void)
{
- int i;
+ unsigned int i;
BACKENDACTIVECHECK
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
+ CHECKGLERROR
GL_LockArrays(0, 0);
+ CHECKGLERROR
- for (i = backendunits - 1;i >= 0;i--)
+ for (i = 0;i < backendimageunits;i++)
{
- if (qglActiveTexture)
- qglActiveTexture(GL_TEXTURE0_ARB + i);CHECKGLERROR
- if (qglClientActiveTexture)
- qglClientActiveTexture(GL_TEXTURE0_ARB + i);CHECKGLERROR
+ GL_ActiveTexture(i);
+ qglBindTexture(GL_TEXTURE_1D, 0);CHECKGLERROR
+ qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
+ if (gl_texture3d)
+ {
+ qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
+ }
+ if (gl_texturecubemap)
+ {
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, 0);CHECKGLERROR
+ }
+ }
+ for (i = 0;i < backendarrayunits;i++)
+ {
+ GL_ActiveTexture(backendarrayunits - 1 - i);
qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
+ }
+ for (i = 0;i < backendunits;i++)
+ {
+ GL_ActiveTexture(backendunits - 1 - i);
qglDisable(GL_TEXTURE_1D);CHECKGLERROR
qglDisable(GL_TEXTURE_2D);CHECKGLERROR
if (gl_texture3d)
{
if (memcmp(matrix, &backend_modelmatrix, sizeof(matrix4x4_t)))
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
backend_modelmatrix = *matrix;
Matrix4x4_Concat(&backend_modelviewmatrix, &backend_viewmatrix, matrix);
Matrix4x4_Transpose(&backend_glmodelviewmatrix, &backend_modelviewmatrix);
}
}
-// sets up the requested state
-void R_Mesh_MainState(const rmeshstate_t *m)
+void R_Mesh_VertexPointer(const float *vertex3f)
{
- void *p;
- BACKENDACTIVECHECK
+ if (gl_state.pointer_vertex != vertex3f)
+ {
+ gl_state.pointer_vertex = vertex3f;
+ CHECKGLERROR
+ qglVertexPointer(3, GL_FLOAT, sizeof(float[3]), gl_state.pointer_vertex);
+ CHECKGLERROR
+ }
+}
- if (gl_state.blendfunc1 != m->blendfunc1 || gl_state.blendfunc2 != m->blendfunc2)
+void R_Mesh_ColorPointer(const float *color4f)
+{
+ if (r_showtrispass)
+ return;
+ if (gl_state.pointer_color != color4f)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- qglBlendFunc(gl_state.blendfunc1 = m->blendfunc1, gl_state.blendfunc2 = m->blendfunc2);CHECKGLERROR
- if (gl_state.blendfunc2 == GL_ZERO)
+ CHECKGLERROR
+ if (!gl_state.pointer_color)
{
- if (gl_state.blendfunc1 == GL_ONE)
+ qglEnableClientState(GL_COLOR_ARRAY);
+ CHECKGLERROR
+ }
+ else if (!color4f)
+ {
+ qglDisableClientState(GL_COLOR_ARRAY);
+ CHECKGLERROR
+ // when color array is on the glColor gets trashed, set it again
+ qglColor4f(gl_state.color4f[0], gl_state.color4f[1], gl_state.color4f[2], gl_state.color4f[3]);
+ CHECKGLERROR
+ }
+ gl_state.pointer_color = color4f;
+ qglColorPointer(4, GL_FLOAT, sizeof(float[4]), gl_state.pointer_color);
+ CHECKGLERROR
+ }
+}
+
+void R_Mesh_TexCoordPointer(unsigned int unitnum, unsigned int numcomponents, const float *texcoord)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (r_showtrispass)
+ return;
+ // update array settings
+ if (texcoord)
+ {
+ // texcoord array
+ if (unit->pointer_texcoord != texcoord || unit->arraycomponents != numcomponents)
+ {
+ unit->pointer_texcoord = texcoord;
+ unit->arraycomponents = numcomponents;
+ GL_ClientActiveTexture(unitnum);
+ qglTexCoordPointer(unit->arraycomponents, GL_FLOAT, sizeof(float) * unit->arraycomponents, unit->pointer_texcoord);
+ CHECKGLERROR
+ }
+ // texture array unit is enabled, enable the array
+ if (!unit->arrayenabled)
+ {
+ unit->arrayenabled = true;
+ GL_ClientActiveTexture(unitnum);
+ qglEnableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
+ }
+ }
+ else
+ {
+ // texture array unit is disabled, disable the array
+ if (unit->arrayenabled)
+ {
+ unit->arrayenabled = false;
+ GL_ClientActiveTexture(unitnum);
+ qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
+ }
+ }
+}
+
+void R_Mesh_TexBindAll(unsigned int unitnum, int tex1d, int tex2d, int tex3d, int texcubemap)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (unitnum >= backendimageunits)
+ return;
+ if (r_showtrispass)
+ return;
+ // update 1d texture binding
+ if (unit->t1d != tex1d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (tex1d)
{
- if (gl_state.blend)
- {
- gl_state.blend = 0;
- qglDisable(GL_BLEND);CHECKGLERROR
- }
+ if (unit->t1d == 0)
+ qglEnable(GL_TEXTURE_1D);
}
else
{
- if (!gl_state.blend)
- {
- gl_state.blend = 1;
- qglEnable(GL_BLEND);CHECKGLERROR
- }
+ if (unit->t1d)
+ qglDisable(GL_TEXTURE_1D);
}
}
- else
+ unit->t1d = tex1d;
+ qglBindTexture(GL_TEXTURE_1D, unit->t1d);
+ CHECKGLERROR
+ }
+ // update 2d texture binding
+ if (unit->t2d != tex2d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
{
- if (!gl_state.blend)
+ if (tex2d)
{
- gl_state.blend = 1;
- qglEnable(GL_BLEND);CHECKGLERROR
+ if (unit->t2d == 0)
+ qglEnable(GL_TEXTURE_2D);
+ }
+ else
+ {
+ if (unit->t2d)
+ qglDisable(GL_TEXTURE_2D);
}
}
+ unit->t2d = tex2d;
+ qglBindTexture(GL_TEXTURE_2D, unit->t2d);
+ CHECKGLERROR
}
- if (gl_state.depthdisable != m->depthdisable)
+ // update 3d texture binding
+ if (unit->t3d != tex3d)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.depthdisable = m->depthdisable;
- if (gl_state.depthdisable)
- qglDisable(GL_DEPTH_TEST);
- else
- qglEnable(GL_DEPTH_TEST);
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (tex3d)
+ {
+ if (unit->t3d == 0)
+ qglEnable(GL_TEXTURE_3D);
+ }
+ else
+ {
+ if (unit->t3d)
+ qglDisable(GL_TEXTURE_3D);
+ }
+ }
+ unit->t3d = tex3d;
+ qglBindTexture(GL_TEXTURE_3D, unit->t3d);
+ CHECKGLERROR
}
- if (gl_state.depthmask != (m->blendfunc2 == GL_ZERO || m->depthwrite))
+ // update cubemap texture binding
+ if (unit->tcubemap != texcubemap)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- qglDepthMask(gl_state.depthmask = (m->blendfunc2 == GL_ZERO || m->depthwrite));CHECKGLERROR
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (texcubemap)
+ {
+ if (unit->tcubemap == 0)
+ qglEnable(GL_TEXTURE_CUBE_MAP_ARB);
+ }
+ else
+ {
+ if (unit->tcubemap)
+ qglDisable(GL_TEXTURE_CUBE_MAP_ARB);
+ }
+ }
+ unit->tcubemap = texcubemap;
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);
+ CHECKGLERROR
}
+}
- if (gl_state.pointervertexcount != m->pointervertexcount)
+void R_Mesh_TexBind1D(unsigned int unitnum, int texnum)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (unitnum >= backendimageunits)
+ return;
+ if (r_showtrispass)
+ return;
+ // update 1d texture binding
+ if (unit->t1d != texnum)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.pointervertexcount = m->pointervertexcount;
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (texnum)
+ {
+ if (unit->t1d == 0)
+ qglEnable(GL_TEXTURE_1D);
+ }
+ else
+ {
+ if (unit->t1d)
+ qglDisable(GL_TEXTURE_1D);
+ }
+ }
+ unit->t1d = texnum;
+ qglBindTexture(GL_TEXTURE_1D, unit->t1d);
+ CHECKGLERROR
}
-
- p = gl_state.pointervertexcount ? m->pointer_vertex : NULL;
- if (gl_state.pointer_vertex != p)
+ // update 2d texture binding
+ if (unit->t2d)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.pointer_vertex = p;
- qglVertexPointer(3, GL_FLOAT, sizeof(float[3]), p ? p : varray_buf_vertex3f);CHECKGLERROR
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t2d)
+ qglDisable(GL_TEXTURE_2D);
+ }
+ unit->t2d = 0;
+ qglBindTexture(GL_TEXTURE_2D, unit->t2d);
+ CHECKGLERROR
}
-
- if (gl_state.colorarray)
+ // update 3d texture binding
+ if (unit->t3d)
{
- p = gl_state.pointervertexcount ? m->pointer_color : NULL;
- if (gl_state.pointer_color != p)
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- gl_state.pointer_color = p;
- if (p != varray_buf_color4f || gl_mesh_floatcolors.integer)
- qglColorPointer(4, GL_FLOAT, sizeof(float[4]), p ? p : varray_buf_color4f);
- else
- qglColorPointer(4, GL_UNSIGNED_BYTE, sizeof(GLubyte[4]), p ? p : varray_buf_color4b);
- CHECKGLERROR
+ if (unit->t3d)
+ qglDisable(GL_TEXTURE_3D);
+ }
+ unit->t3d = 0;
+ qglBindTexture(GL_TEXTURE_3D, unit->t3d);
+ CHECKGLERROR
+ }
+ // update cubemap texture binding
+ if (unit->tcubemap)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->tcubemap)
+ qglDisable(GL_TEXTURE_CUBE_MAP_ARB);
}
+ unit->tcubemap = 0;
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);
+ CHECKGLERROR
}
}
-void R_Mesh_TextureState(const rmeshstate_t *m)
+void R_Mesh_TexBind(unsigned int unitnum, int texnum)
{
- int i, combinergb, combinealpha;
- float scale;
- gltextureunit_t *unit;
- void *p;
-
- BACKENDACTIVECHECK
-
- if (gl_backend_rebindtextures)
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (unitnum >= backendimageunits)
+ return;
+ if (r_showtrispass)
+ return;
+ // update 1d texture binding
+ if (unit->t1d)
{
- gl_backend_rebindtextures = false;
- GL_SetupTextureState();
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t1d)
+ qglDisable(GL_TEXTURE_1D);
+ }
+ unit->t1d = 0;
+ qglBindTexture(GL_TEXTURE_1D, unit->t1d);
+ CHECKGLERROR
}
-
- for (i = 0;i < backendunits;i++)
+ // update 2d texture binding
+ if (unit->t2d != texnum)
{
- unit = gl_state.units + i;
- if (unit->t1d != m->tex1d[i] || unit->t2d != m->tex[i] || unit->t3d != m->tex3d[i] || unit->tcubemap != m->texcubemap[i])
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
{
- if (m->tex3d[i] || m->texcubemap[i])
- {
- if (!unit->arrayis3d)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- unit->arrayis3d = true;
- if (gl_state.clientunit != i)
- {
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
- }
- qglTexCoordPointer(3, GL_FLOAT, sizeof(float[3]), varray_buf_texcoord3f[i]);
- }
- if (!unit->arrayenabled)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- unit->arrayenabled = true;
- if (gl_state.clientunit != i)
- {
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
- }
- qglEnableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
- }
- }
- else if (m->tex1d[i] || m->tex[i])
+ if (texnum)
{
- if (unit->arrayis3d)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- unit->arrayis3d = false;
- if (gl_state.clientunit != i)
- {
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
- }
- qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), varray_buf_texcoord2f[i]);
- }
- if (!unit->arrayenabled)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- unit->arrayenabled = true;
- if (gl_state.clientunit != i)
- {
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
- }
- qglEnableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
- }
+ if (unit->t2d == 0)
+ qglEnable(GL_TEXTURE_2D);
}
else
{
- if (unit->arrayenabled)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- unit->arrayenabled = false;
- if (gl_state.clientunit != i)
- {
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
- }
- qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
- }
+ if (unit->t2d)
+ qglDisable(GL_TEXTURE_2D);
}
- if (unit->t1d != m->tex1d[i])
+ }
+ unit->t2d = texnum;
+ qglBindTexture(GL_TEXTURE_2D, unit->t2d);
+ CHECKGLERROR
+ }
+ // update 3d texture binding
+ if (unit->t3d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t3d)
+ qglDisable(GL_TEXTURE_3D);
+ }
+ unit->t3d = 0;
+ qglBindTexture(GL_TEXTURE_3D, unit->t3d);
+ CHECKGLERROR
+ }
+ // update cubemap texture binding
+ if (unit->tcubemap != 0)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->tcubemap)
+ qglDisable(GL_TEXTURE_CUBE_MAP_ARB);
+ }
+ unit->tcubemap = 0;
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);
+ CHECKGLERROR
+ }
+}
+
+void R_Mesh_TexBind3D(unsigned int unitnum, int texnum)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (unitnum >= backendimageunits)
+ return;
+ if (r_showtrispass)
+ return;
+ // update 1d texture binding
+ if (unit->t1d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t1d)
+ qglDisable(GL_TEXTURE_1D);
+ }
+ unit->t1d = 0;
+ qglBindTexture(GL_TEXTURE_1D, unit->t1d);
+ CHECKGLERROR
+ }
+ // update 2d texture binding
+ if (unit->t2d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t2d)
+ qglDisable(GL_TEXTURE_2D);
+ }
+ unit->t2d = 0;
+ qglBindTexture(GL_TEXTURE_2D, unit->t2d);
+ CHECKGLERROR
+ }
+ // update 3d texture binding
+ if (unit->t3d != texnum)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (texnum)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
- if (m->tex1d[i])
- {
- if (unit->t1d == 0)
- qglEnable(GL_TEXTURE_1D);CHECKGLERROR
- }
- else
- {
- if (unit->t1d)
- qglDisable(GL_TEXTURE_1D);CHECKGLERROR
- }
- qglBindTexture(GL_TEXTURE_1D, (unit->t1d = m->tex1d[i]));CHECKGLERROR
+ if (unit->t3d == 0)
+ qglEnable(GL_TEXTURE_3D);
}
- if (unit->t2d != m->tex[i])
+ else
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
- if (m->tex[i])
- {
- if (unit->t2d == 0)
- qglEnable(GL_TEXTURE_2D);CHECKGLERROR
- }
- else
- {
- if (unit->t2d)
- qglDisable(GL_TEXTURE_2D);CHECKGLERROR
- }
- qglBindTexture(GL_TEXTURE_2D, (unit->t2d = m->tex[i]));CHECKGLERROR
+ if (unit->t3d)
+ qglDisable(GL_TEXTURE_3D);
}
- if (unit->t3d != m->tex3d[i])
+ }
+ unit->t3d = texnum;
+ qglBindTexture(GL_TEXTURE_3D, unit->t3d);
+ CHECKGLERROR
+ }
+ // update cubemap texture binding
+ if (unit->tcubemap != 0)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->tcubemap)
+ qglDisable(GL_TEXTURE_CUBE_MAP_ARB);
+ }
+ unit->tcubemap = 0;
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);
+ CHECKGLERROR
+ }
+}
+
+void R_Mesh_TexBindCubeMap(unsigned int unitnum, int texnum)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (unitnum >= backendimageunits)
+ return;
+ if (r_showtrispass)
+ return;
+ // update 1d texture binding
+ if (unit->t1d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t1d)
+ qglDisable(GL_TEXTURE_1D);
+ }
+ unit->t1d = 0;
+ qglBindTexture(GL_TEXTURE_1D, unit->t1d);
+ CHECKGLERROR
+ }
+ // update 2d texture binding
+ if (unit->t2d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t2d)
+ qglDisable(GL_TEXTURE_2D);
+ }
+ unit->t2d = 0;
+ qglBindTexture(GL_TEXTURE_2D, unit->t2d);
+ CHECKGLERROR
+ }
+ // update 3d texture binding
+ if (unit->t3d)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (unit->t3d)
+ qglDisable(GL_TEXTURE_3D);
+ }
+ unit->t3d = 0;
+ qglBindTexture(GL_TEXTURE_3D, unit->t3d);
+ CHECKGLERROR
+ }
+ // update cubemap texture binding
+ if (unit->tcubemap != texnum)
+ {
+ GL_ActiveTexture(unitnum);
+ if (unitnum < backendunits)
+ {
+ if (texnum)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
- if (m->tex3d[i])
- {
- if (unit->t3d == 0)
- qglEnable(GL_TEXTURE_3D);CHECKGLERROR
- }
- else
- {
- if (unit->t3d)
- qglDisable(GL_TEXTURE_3D);CHECKGLERROR
- }
- qglBindTexture(GL_TEXTURE_3D, (unit->t3d = m->tex3d[i]));CHECKGLERROR
+ if (unit->tcubemap == 0)
+ qglEnable(GL_TEXTURE_CUBE_MAP_ARB);
}
- if (unit->tcubemap != m->texcubemap[i])
+ else
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
- if (m->texcubemap[i])
- {
- if (unit->tcubemap == 0)
- qglEnable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
- }
- else
- {
- if (unit->tcubemap)
- qglDisable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
- }
- qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, (unit->tcubemap = m->texcubemap[i]));CHECKGLERROR
+ if (unit->tcubemap)
+ qglDisable(GL_TEXTURE_CUBE_MAP_ARB);
}
}
- combinergb = m->texcombinergb[i];
+ unit->tcubemap = texnum;
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);
+ CHECKGLERROR
+ }
+}
+
+void R_Mesh_TexMatrix(unsigned int unitnum, const matrix4x4_t *matrix)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (r_showtrispass)
+ return;
+ if (matrix->m[3][3])
+ {
+ // texmatrix specified, check if it is different
+ if (!unit->texmatrixenabled || memcmp(&unit->matrix, matrix, sizeof(matrix4x4_t)))
+ {
+ matrix4x4_t tempmatrix;
+ unit->texmatrixenabled = true;
+ unit->matrix = *matrix;
+ Matrix4x4_Transpose(&tempmatrix, &unit->matrix);
+ qglMatrixMode(GL_TEXTURE);
+ GL_ActiveTexture(unitnum);
+ qglLoadMatrixf(&tempmatrix.m[0][0]);
+ qglMatrixMode(GL_MODELVIEW);
+ }
+ }
+ else
+ {
+ // no texmatrix specified, revert to identity
+ if (unit->texmatrixenabled)
+ {
+ unit->texmatrixenabled = false;
+ qglMatrixMode(GL_TEXTURE);
+ GL_ActiveTexture(unitnum);
+ qglLoadIdentity();
+ qglMatrixMode(GL_MODELVIEW);
+ }
+ }
+}
+
+void R_Mesh_TexCombine(unsigned int unitnum, int combinergb, int combinealpha, int rgbscale, int alphascale)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ if (r_showtrispass)
+ return;
+ if (gl_combine.integer)
+ {
+ // GL_ARB_texture_env_combine
if (!combinergb)
combinergb = GL_MODULATE;
+ if (!combinealpha)
+ combinealpha = GL_MODULATE;
+ if (!rgbscale)
+ rgbscale = 1;
+ if (!alphascale)
+ alphascale = 1;
if (unit->combinergb != combinergb)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
unit->combinergb = combinergb;
- if (gl_combine.integer)
- {
- qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, unit->combinergb);CHECKGLERROR
- }
- else
- {
- qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->combinergb);CHECKGLERROR
- }
+ GL_ActiveTexture(unitnum);
+ qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, unit->combinergb);CHECKGLERROR
}
- combinealpha = m->texcombinealpha[i];
- if (!combinealpha)
- combinealpha = GL_MODULATE;
if (unit->combinealpha != combinealpha)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
unit->combinealpha = combinealpha;
- if (gl_combine.integer)
- {
- qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, unit->combinealpha);CHECKGLERROR
- }
+ GL_ActiveTexture(unitnum);
+ qglTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, unit->combinealpha);CHECKGLERROR
}
- scale = max(m->texrgbscale[i], 1);
- if (gl_state.units[i].rgbscale != scale)
+ if (unit->rgbscale != rgbscale)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
- qglTexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, (gl_state.units[i].rgbscale = scale));CHECKGLERROR
+ GL_ActiveTexture(unitnum);
+ qglTexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, (unit->rgbscale = rgbscale));CHECKGLERROR
}
- scale = max(m->texalphascale[i], 1);
- if (gl_state.units[i].alphascale != scale)
+ if (unit->alphascale != alphascale)
{
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- if (gl_state.unit != i)
- {
- qglActiveTexture(GL_TEXTURE0_ARB + (gl_state.unit = i));CHECKGLERROR
- }
- qglTexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE, (gl_state.units[i].alphascale = scale));CHECKGLERROR
+ GL_ActiveTexture(unitnum);
+ qglTexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE, (unit->alphascale = alphascale));CHECKGLERROR
}
- if (unit->arrayenabled)
+ }
+ else
+ {
+ // normal GL texenv
+ if (!combinergb)
+ combinergb = GL_MODULATE;
+ if (unit->combinergb != combinergb)
{
- p = gl_state.pointervertexcount ? m->pointer_texcoord[i] : NULL;
- if (unit->pointer_texcoord != p)
- {
-#ifdef MESH_BATCH
- if (gl_batchelementcount)
- R_Mesh_EndBatch();
-#endif
- unit->pointer_texcoord = p;
- if (gl_state.clientunit != i)
- {
- qglClientActiveTexture(GL_TEXTURE0_ARB + (gl_state.clientunit = i));CHECKGLERROR
- }
- if (unit->arrayis3d)
- qglTexCoordPointer(3, GL_FLOAT, sizeof(float[3]), p ? p : varray_buf_texcoord3f[i]);
- else
- qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), p ? p : varray_buf_texcoord2f[i]);
- CHECKGLERROR
- }
+ unit->combinergb = combinergb;
+ GL_ActiveTexture(unitnum);
+ qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->combinergb);CHECKGLERROR
}
}
}
void R_Mesh_State(const rmeshstate_t *m)
{
- R_Mesh_MainState(m);
- R_Mesh_TextureState(m);
+ unsigned int i;
+
+ BACKENDACTIVECHECK
+
+ R_Mesh_VertexPointer(m->pointer_vertex);
+ R_Mesh_ColorPointer(m->pointer_color);
+
+ if (gl_backend_rebindtextures)
+ {
+ gl_backend_rebindtextures = false;
+ GL_SetupTextureState();
+ }
+
+ for (i = 0;i < backendimageunits;i++)
+ R_Mesh_TexBindAll(i, m->tex1d[i], m->tex[i], m->tex3d[i], m->texcubemap[i]);
+ for (i = 0;i < backendarrayunits;i++)
+ {
+ if (m->pointer_texcoord3f[i])
+ R_Mesh_TexCoordPointer(i, 3, m->pointer_texcoord3f[i]);
+ else
+ R_Mesh_TexCoordPointer(i, 2, m->pointer_texcoord[i]);
+ }
+ for (i = 0;i < backendunits;i++)
+ {
+ R_Mesh_TexMatrix(i, &m->texmatrix[i]);
+ R_Mesh_TexCombine(i, m->texcombinergb[i], m->texcombinealpha[i], m->texrgbscale[i], m->texalphascale[i]);
+ }
+}
+
+void R_Mesh_Draw_ShowTris(int firstvertex, int numvertices, int numtriangles, const int *elements)
+{
+ qglBegin(GL_LINES);
+ for (;numtriangles;numtriangles--, elements += 3)
+ {
+ qglArrayElement(elements[0]);qglArrayElement(elements[1]);
+ qglArrayElement(elements[1]);qglArrayElement(elements[2]);
+ qglArrayElement(elements[2]);qglArrayElement(elements[0]);
+ }
+ qglEnd();
+ CHECKGLERROR
}
/*
==============================================================================
*/
-qboolean SCR_ScreenShot(char *filename, int x, int y, int width, int height, qboolean jpeg)
+qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean gammacorrect)
{
+ int indices[3] = {0,1,2};
qboolean ret;
- int i, j;
- qbyte *buffer;
if (!r_render.integer)
return false;
- buffer = Mem_Alloc(tempmempool, width*height*3);
- qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer);
+ qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer1);
CHECKGLERROR
- // LordHavoc: compensate for v_overbrightbits when using hardware gamma
- if (v_hwgamma.integer)
+ if (scr_screenshot_gamma.value != 1 && gammacorrect)
{
- for (i = 0;i < width * height * 3;i++)
- {
- j = buffer[i] << v_overbrightbits.integer;
- buffer[i] = (qbyte) (bound(0, j, 255));
- }
+ int i;
+ double igamma = 1.0 / scr_screenshot_gamma.value;
+ unsigned char ramp[256];
+ for (i = 0;i < 256;i++)
+ ramp[i] = (unsigned char) (pow(i * (1.0 / 255.0), igamma) * 255.0);
+ for (i = 0;i < width*height*3;i++)
+ buffer1[i] = ramp[buffer1[i]];
}
+ Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
+
if (jpeg)
- ret = JPEG_SaveImage_preflipped (filename, width, height, buffer);
+ ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
else
- ret = Image_WriteTGARGB_preflipped (filename, width, height, buffer);
+ ret = Image_WriteTGARGB_preflipped (filename, width, height, buffer2, buffer3);
- Mem_Free(buffer);
return ret;
}
if (r_render.integer)
{
// clear to black
- qglClearColor(0,0,0,0);CHECKGLERROR
+ if (fogenabled)
+ qglClearColor(fogcolor[0],fogcolor[1],fogcolor[2],0);
+ else
+ qglClearColor(0,0,0,0);
+ CHECKGLERROR
qglClearDepth(1);CHECKGLERROR
if (gl_stencil)
{
qglClearStencil(128);CHECKGLERROR
}
// clear the screen
- qglClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));CHECKGLERROR
+ GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
// set dithering mode
if (gl_dither.integer)
{
}
}
+/*
+====================
+CalcFov
+====================
+*/
+float CalcFov (float fov_x, float width, float height)
+{
+ // calculate vision size and alter by aspect, then convert back to angle
+ return atan (((height/width)/vid_pixelaspect.value)*tan(fov_x/360.0*M_PI))*360.0/M_PI;
+}
+
+int r_stereo_side;
+
+void SCR_DrawScreen (void)
+{
+ for (r_showtrispass = 0;r_showtrispass <= (r_showtris.value > 0);r_showtrispass++)
+ {
+ R_Mesh_Start();
+
+ R_TimeReport("setup");
+
+ if (r_showtrispass)
+ {
+ rmeshstate_t m;
+ r_showtrispass = 0;
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ GL_DepthTest(GL_FALSE);
+ GL_DepthMask(GL_FALSE);
+ memset(&m, 0, sizeof(m));
+ R_Mesh_State(&m);
+ //qglEnable(GL_LINE_SMOOTH);
+ GL_ShowTrisColor(0.2,0.2,0.2,1);
+ r_showtrispass = 1;
+ }
+
+ if (cls.signon == SIGNONS)
+ {
+ float size;
+
+ size = scr_viewsize.value * (1.0 / 100.0);
+ size = min(size, 1);
+
+ if (r_stereo_sidebyside.integer)
+ {
+ r_refdef.width = vid.width * size / 2.5;
+ r_refdef.height = vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100);
+ r_refdef.x = (vid.width - r_refdef.width * 2.5) * 0.5;
+ r_refdef.y = (vid.height - r_refdef.height)/2;
+ if (r_stereo_side)
+ r_refdef.x += r_refdef.width * 1.5;
+ }
+ else
+ {
+ r_refdef.width = vid.width * size;
+ r_refdef.height = vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100);
+ r_refdef.x = (vid.width - r_refdef.width)/2;
+ r_refdef.y = (vid.height - r_refdef.height)/2;
+ }
+
+ // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
+ r_refdef.fov_x = scr_fov.value * r_refdef.fovscale_x;
+ r_refdef.fov_y = CalcFov (scr_fov.value, r_refdef.width, r_refdef.height) * r_refdef.fovscale_y;
+
+ R_RenderView();
+
+ if (scr_zoomwindow.integer)
+ {
+ float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
+ float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
+ r_refdef.width = vid.width * sizex;
+ r_refdef.height = vid.height * sizey;
+ r_refdef.x = (vid.width - r_refdef.width)/2;
+ r_refdef.y = 0;
+ r_refdef.fov_x = scr_zoomwindow_fov.value * r_refdef.fovscale_x;
+ r_refdef.fov_y = CalcFov(scr_zoomwindow_fov.value, r_refdef.width, r_refdef.height) * r_refdef.fovscale_y;
+
+ R_RenderView();
+ }
+ }
+
+ if (!r_stereo_sidebyside.integer)
+ {
+ r_refdef.width = vid.width;
+ r_refdef.height = vid.height;
+ r_refdef.x = 0;
+ r_refdef.y = 0;
+ }
+
+ // draw 2D stuff
+ R_DrawQueue();
+
+ R_Mesh_Finish();
+
+ R_TimeReport("meshfinish");
+ }
+ r_showtrispass = 0;
+ //qglDisable(GL_LINE_SMOOTH);
+}
+
+void SCR_UpdateLoadingScreen (void)
+{
+ float x, y;
+ cachepic_t *pic;
+ rmeshstate_t m;
+ // don't do anything if not initialized yet
+ if (vid_hidden)
+ return;
+ r_showtrispass = 0;
+ VID_UpdateGamma(false);
+ qglViewport(0, 0, vid.width, vid.height);
+ //qglDisable(GL_SCISSOR_TEST);
+ //qglDepthMask(1);
+ qglColorMask(1,1,1,1);
+ //qglClearColor(0,0,0,0);
+ //qglClear(GL_COLOR_BUFFER_BIT);
+ //qglCullFace(GL_FRONT);
+ //qglDisable(GL_CULL_FACE);
+ //R_ClearScreen();
+ R_Textures_Frame();
+ GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
+ R_Mesh_Start();
+ R_Mesh_Matrix(&r_identitymatrix);
+ // draw the loading plaque
+ pic = Draw_CachePic("gfx/loading", false);
+ x = (vid_conwidth.integer - pic->width)/2;
+ y = (vid_conheight.integer - pic->height)/2;
+ GL_Color(1,1,1,1);
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ GL_DepthTest(false);
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = varray_vertex3f;
+ m.pointer_texcoord[0] = varray_texcoord2f[0];
+ m.tex[0] = R_GetTexture(pic->tex);
+ R_Mesh_State(&m);
+ varray_vertex3f[0] = varray_vertex3f[9] = x;
+ varray_vertex3f[1] = varray_vertex3f[4] = y;
+ varray_vertex3f[3] = varray_vertex3f[6] = x + pic->width;
+ varray_vertex3f[7] = varray_vertex3f[10] = y + pic->height;
+ varray_texcoord2f[0][0] = 0;varray_texcoord2f[0][1] = 0;
+ varray_texcoord2f[0][2] = 1;varray_texcoord2f[0][3] = 0;
+ varray_texcoord2f[0][4] = 1;varray_texcoord2f[0][5] = 1;
+ varray_texcoord2f[0][6] = 0;varray_texcoord2f[0][7] = 1;
+ GL_LockArrays(0, 4);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ GL_LockArrays(0, 0);
+ R_Mesh_Finish();
+ // refresh
+ VID_Finish();
+}
+
/*
==================
SCR_UpdateScreen
*/
void SCR_UpdateScreen (void)
{
- if (gl_delayfinish.integer)
- {
- VID_Finish ();
-
- R_TimeReport("finish");
- }
+ if (vid_hidden)
+ return;
if (r_textureunits.integer > gl_textureunits)
Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
if (r_textureunits.integer < 1)
Cvar_SetValueQuick(&r_textureunits, 1);
- if (gl_combine.integer && (!gl_combine_extension || r_textureunits.integer < 2))
+ if (gl_combine.integer && !gl_combine_extension)
Cvar_SetValueQuick(&gl_combine, 0);
- // lighting scale
- r_colorscale = 1.0f / (float) (1 << v_overbrightbits.integer);
-
- // lightmaps only
- r_lightmapscalebit = v_overbrightbits.integer;
- if (gl_combine.integer && r_textureunits.integer > 1)
- r_lightmapscalebit += 2;
-
- R_TimeReport("setup");
-
- R_ClearScreen();
+ CHECKGLERROR
+ qglViewport(0, 0, vid.width, vid.height);
+ qglDisable(GL_SCISSOR_TEST);
+ qglDepthMask(1);
+ qglColorMask(1,1,1,1);
+ qglClearColor(0,0,0,0);
+ qglClear(GL_COLOR_BUFFER_BIT);
+ CHECKGLERROR
R_TimeReport("clear");
- if (scr_conlines < vid.conheight && cls.signon == SIGNONS)
- R_RenderView();
-
- // draw 2D stuff
- R_DrawQueue();
-
- if (gl_delayfinish.integer)
- {
- // tell driver to commit it's partially full geometry queue to the rendering queue
- // (this doesn't wait for the commands themselves to complete)
- qglFlush();
- }
- else
+ if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
{
- VID_Finish ();
+ matrix4x4_t originalmatrix = r_refdef.viewentitymatrix;
+ r_refdef.viewentitymatrix.m[0][3] = originalmatrix.m[0][3] + r_stereo_separation.value * -0.5f * r_refdef.viewentitymatrix.m[0][1];
+ r_refdef.viewentitymatrix.m[1][3] = originalmatrix.m[1][3] + r_stereo_separation.value * -0.5f * r_refdef.viewentitymatrix.m[1][1];
+ r_refdef.viewentitymatrix.m[2][3] = originalmatrix.m[2][3] + r_stereo_separation.value * -0.5f * r_refdef.viewentitymatrix.m[2][1];
- R_TimeReport("finish");
- }
-}
+ if (r_stereo_sidebyside.integer)
+ r_stereo_side = 0;
-// utility functions
-
-void R_Mesh_CopyVertex3f(const float *vertex3f, int numverts)
-{
-#ifdef MESH_VAR
- if (mesh_var)
- {
- float *out = varray_vertex3f;
- while (--numverts)
+ if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
{
- *out++ = *vertex3f++;
- *out++ = *vertex3f++;
- *out++ = *vertex3f++;
+ r_refdef.colormask[0] = 1;
+ r_refdef.colormask[1] = 0;
+ r_refdef.colormask[2] = 0;
}
- }
- else
-#endif
- memcpy(varray_vertex3f, vertex3f, numverts * sizeof(float[3]));
-}
-void R_Mesh_CopyTexCoord2f(int tmu, const float *texcoord2f, int numverts)
-{
-#ifdef MESH_VAR
- if (mesh_var)
- {
- float *out = varray_texcoord2f[tmu];
- while (--numverts)
+ SCR_DrawScreen();
+
+ r_refdef.viewentitymatrix.m[0][3] = originalmatrix.m[0][3] + r_stereo_separation.value * 0.5f * r_refdef.viewentitymatrix.m[0][1];
+ r_refdef.viewentitymatrix.m[1][3] = originalmatrix.m[1][3] + r_stereo_separation.value * 0.5f * r_refdef.viewentitymatrix.m[1][1];
+ r_refdef.viewentitymatrix.m[2][3] = originalmatrix.m[2][3] + r_stereo_separation.value * 0.5f * r_refdef.viewentitymatrix.m[2][1];
+
+ if (r_stereo_sidebyside.integer)
+ r_stereo_side = 1;
+
+ if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
{
- *out++ = *texcoord2f++;
- *out++ = *texcoord2f++;
+ r_refdef.colormask[0] = 0;
+ r_refdef.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
+ r_refdef.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
}
+
+ SCR_DrawScreen();
+
+ r_refdef.viewentitymatrix = originalmatrix;
}
else
-#endif
- memcpy(varray_texcoord2f[tmu], texcoord2f, numverts * sizeof(float[2]));
-}
-
-void R_Mesh_CopyColor4f(const float *color4f, int numverts)
-{
-#ifdef MESH_VAR
- if (mesh_var)
{
- float *out = varray_color4f;
- while (--numverts)
+ r_showtrispass = false;
+ SCR_DrawScreen();
+
+ if (r_showtris.value > 0)
{
- *out++ = *color4f++;
- *out++ = *color4f++;
- *out++ = *color4f++;
- *out++ = *color4f++;
+ rmeshstate_t m;
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ GL_DepthTest(GL_FALSE);
+ GL_DepthMask(GL_FALSE);
+ memset(&m, 0, sizeof(m));
+ R_Mesh_State(&m);
+ r_showtrispass = true;
+ GL_ShowTrisColor(0.2,0.2,0.2,1);
+ SCR_DrawScreen();
+ r_showtrispass = false;
}
}
- else
-#endif
- memcpy(varray_color4f, color4f, numverts * sizeof(float[4]));
+
+ VID_Finish();
+ R_TimeReport("finish");
}
+
+//===========================================================================
+// dynamic vertex array buffer subsystem
+//===========================================================================
+
+// FIXME: someday this should be dynamically allocated and resized?
+float varray_vertex3f[65536*3];
+float varray_svector3f[65536*3];
+float varray_tvector3f[65536*3];
+float varray_normal3f[65536*3];
+float varray_color4f[65536*4];
+float varray_texcoord2f[4][65536*2];
+float varray_texcoord3f[4][65536*3];
+int earray_element3i[65536];
+float varray_vertex3f2[65536*3];
+
//===========================================================================
// vertex array caching subsystem
//===========================================================================
// size of data buffer
static int r_mesh_rcachedata_size = RCACHEARRAY_DEFAULTSIZE;
// data buffer
-static qbyte r_mesh_rcachedata[RCACHEARRAY_DEFAULTSIZE];
+static unsigned char r_mesh_rcachedata[RCACHEARRAY_DEFAULTSIZE];
// current state
static int r_mesh_rcachedata_offset;
{
}
+/*
static void R_Mesh_CacheArray_ValidateState(int num)
{
rcachearraylink_t *l, *lhead;
return;
Sys_Error("%i", num);
}
+*/
int R_Mesh_CacheArray(rcachearrayrequest_t *r)
{
rcachearrayitem_t *d;
int hashindex, offset, offsetend;
- R_Mesh_CacheArray_ValidateState(3);
+ //R_Mesh_CacheArray_ValidateState(3);
// calculate a hashindex to choose a cache chain
r->data = NULL;
- hashindex = CRC_Block((void *)r, sizeof(*r)) % RCACHEARRAY_HASHSIZE;
+ hashindex = CRC_Block((unsigned char *)r, sizeof(*r)) % RCACHEARRAY_HASHSIZE;
// is it already cached?
for (lhead = &r_mesh_rcachechain[hashindex], l = lhead->next;l != lhead;l = l->next)
offset = r_mesh_rcachedata_offset;
r_mesh_rcachedata_offset += r->data_size;
offsetend = r_mesh_rcachedata_offset;
- R_Mesh_CacheArray_ValidateState(4);
+ //R_Mesh_CacheArray_ValidateState(4);
+ /*
{
int n;
for (lhead = &r_mesh_rcachesequentialchain, l = lhead->next, n = 0;l != lhead;l = l->next, n++);
Con_Printf("R_Mesh_CacheArray: new data range %i:%i, %i items are already linked\n", offset, offsetend, n);
}
+ */
// make room for the new data (remove old items)
lhead = &r_mesh_rcachesequentialchain;
l = r_mesh_rcachesequentialchain_current;
if (l == lhead)
l = l->next;
- if (l != lhead)
+ while (l != lhead && l->data->offset < offsetend && l->data->offset + l->data->request.data_size > offset)
{
- while (l->data->offset < offsetend && l->data->offset + l->data->request.data_size > offset)
- {
- r_mesh_rcachesequentialchain_current = l;
- R_Mesh_CacheArray_ValidateState(8);
- lnext = l->next;
- // if at the end of the chain, wrap around
- if (lnext == lhead)
- lnext = lnext->next;
- r_mesh_rcachesequentialchain_current = lnext;
- R_Mesh_CacheArray_ValidateState(10);
-
- // unlink from sequential chain
- l->next->prev = l->prev;
- l->prev->next = l->next;
- R_Mesh_CacheArray_ValidateState(11);
- // link into free chain
- l->next = &r_mesh_rcachefreechain;
- l->prev = l->next->prev;
- l->next->prev = l->prev->next = l;
- R_Mesh_CacheArray_ValidateState(12);
-
- l = &l->data->hashlink;
- // unlink from hash chain
- l->next->prev = l->prev;
- l->prev->next = l->next;
-
- l = lnext;
- r_mesh_rcachesequentialchain_current = l;
- R_Mesh_CacheArray_ValidateState(9);
- }
+ //r_mesh_rcachesequentialchain_current = l;
+ //R_Mesh_CacheArray_ValidateState(8);
+ lnext = l->next;
+ // if at the end of the chain, wrap around
+ if (lnext == lhead)
+ lnext = lnext->next;
+ //r_mesh_rcachesequentialchain_current = lnext;
+ //R_Mesh_CacheArray_ValidateState(10);
+
+ // unlink from sequential chain
+ l->next->prev = l->prev;
+ l->prev->next = l->next;
+ //R_Mesh_CacheArray_ValidateState(11);
+ // link into free chain
+ l->next = &r_mesh_rcachefreechain;
+ l->prev = l->next->prev;
+ l->next->prev = l->prev->next = l;
+ //R_Mesh_CacheArray_ValidateState(12);
+
+ l = &l->data->hashlink;
+ // unlink from hash chain
+ l->next->prev = l->prev;
+ l->prev->next = l->next;
+
+ l = lnext;
+ //r_mesh_rcachesequentialchain_current = l;
+ //R_Mesh_CacheArray_ValidateState(9);
}
- r_mesh_rcachesequentialchain_current = l;
- R_Mesh_CacheArray_ValidateState(5);
+ //r_mesh_rcachesequentialchain_current = l;
+ //R_Mesh_CacheArray_ValidateState(5);
// gobble an extra item if we have no free items available
if (r_mesh_rcachefreechain.next == &r_mesh_rcachefreechain)
{
l = lnext;
}
r_mesh_rcachesequentialchain_current = l;
- R_Mesh_CacheArray_ValidateState(6);
+ //R_Mesh_CacheArray_ValidateState(6);
// now take an item from the free chain
l = r_mesh_rcachefreechain.next;
l->prev = l->next->prev;
while (l->next->data && l->data && l->next->data->offset <= d->offset)
{
- Con_Printf(">\n");
+ //Con_Print(">\n");
l->next = l->next->next;
l->prev = l->prev->next;
}
while (l->prev->data && l->data && l->prev->data->offset >= d->offset)
{
- Con_Printf("<\n");
+ //Con_Print("<\n");
l->prev = l->prev->prev;
l->next = l->next->prev;
}
//r_mesh_rcachesequentialchain_current = d->sequentiallink.next;
- R_Mesh_CacheArray_ValidateState(7);
+ //R_Mesh_CacheArray_ValidateState(7);
// and finally set the data pointer
r->data = r_mesh_rcachedata + d->offset;
// and tell the caller to fill the array
projects / xonotic / darkplaces.git / blobdiff