This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
// r_main.c
#include "quakedef.h"
+#include "r_shadow.h"
+#include "polygon.h"
-qboolean r_cache_thrash; // compatability
+// used for dlight push checking and other things
+int r_framecount;
-vec3_t modelorg, r_entorigin;
-entity_t *currententity;
+mplane_t frustum[5];
-int r_framecount; // used for dlight push checking
+matrix4x4_t r_identitymatrix;
-mplane_t frustum[4];
+int c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights, c_meshs, c_meshelements, c_rt_lights, c_rt_clears, c_rt_scissored, c_rt_shadowmeshes, c_rt_shadowtris, c_rt_lightmeshes, c_rt_lighttris, c_rtcached_shadowmeshes, c_rtcached_shadowtris, c_bloom, c_bloomcopies, c_bloomcopypixels, c_bloomdraws, c_bloomdrawpixels;
-int c_brush_polys, c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights;
+// true during envmap command capture
+qboolean envmap;
-qboolean envmap; // true during envmap command capture
+// maximum visible distance (recalculated from world box each frame)
+float r_farclip;
+// brightness of world lightmaps and related lighting
+// (often reduced when world rtlights are enabled)
+float r_lightmapintensity;
+// whether to draw world lights realtime, dlights realtime, and their shadows
+qboolean r_rtworld;
+qboolean r_rtworldshadows;
+qboolean r_rtdlight;
+qboolean r_rtdlightshadows;
-// LordHavoc: moved all code related to particles into r_part.c
-//int particletexture; // little dot for particles
-//int playertextures; // up to 16 color translated skins
-//
-// view origin
-//
-vec3_t vup;
-vec3_t vpn;
-vec3_t vright;
-vec3_t r_origin;
+// forces all rendering to draw triangle outlines
+int r_showtrispass;
-float r_world_matrix[16];
-float r_base_world_matrix[16];
+// view origin
+vec3_t r_vieworigin;
+vec3_t r_viewforward;
+vec3_t r_viewleft;
+vec3_t r_viewright;
+vec3_t r_viewup;
+int r_view_x;
+int r_view_y;
+int r_view_z;
+int r_view_width;
+int r_view_height;
+int r_view_depth;
+float r_view_fov_x;
+float r_view_fov_y;
+matrix4x4_t r_view_matrix;
//
// screen size info
//
-refdef_t r_refdef;
-
-mleaf_t *r_viewleaf, *r_oldviewleaf;
-
-unsigned short d_lightstylevalue[256]; // 8.8 fraction of base light value
-
-float ixtable[4096];
-
-void R_MarkLeaves (void);
-
-//cvar_t r_norefresh = {0, "r_norefresh","0"};
-cvar_t r_drawentities = {0, "r_drawentities","1"};
-cvar_t r_drawviewmodel = {0, "r_drawviewmodel","1"};
-cvar_t r_speeds = {0, "r_speeds","0"};
-cvar_t r_speeds2 = {0, "r_speeds2","0"};
-cvar_t r_fullbright = {0, "r_fullbright","0"};
-//cvar_t r_lightmap = {0, "r_lightmap","0"};
-cvar_t r_wateralpha = {CVAR_SAVE, "r_wateralpha","1"};
-cvar_t r_dynamic = {CVAR_SAVE, "r_dynamic","1"};
-cvar_t r_waterripple = {CVAR_SAVE, "r_waterripple","0"};
-cvar_t r_fullbrights = {CVAR_SAVE, "r_fullbrights", "1"};
-
-cvar_t gl_lightmode = {CVAR_SAVE, "gl_lightmode", "1"}; // LordHavoc: overbright lighting
-//cvar_t r_dynamicbothsides = {CVAR_SAVE, "r_dynamicbothsides", "1"}; // LordHavoc: can disable dynamic lighting of backfaces, but quake maps are weird so it doesn't always work right...
-cvar_t r_farclip = {0, "r_farclip", "6144"}; // FIXME: make this go away (calculate based on farthest visible object/polygon)
-
-cvar_t gl_fogenable = {0, "gl_fogenable", "0"};
-cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25"};
-cvar_t gl_fogred = {0, "gl_fogred","0.3"};
-cvar_t gl_foggreen = {0, "gl_foggreen","0.3"};
-cvar_t gl_fogblue = {0, "gl_fogblue","0.3"};
-cvar_t gl_fogstart = {0, "gl_fogstart", "0"};
-cvar_t gl_fogend = {0, "gl_fogend","0"};
-cvar_t glfog = {0, "glfog", "0"};
-
-cvar_t r_ser = {CVAR_SAVE, "r_ser", "1"};
-
-/*
-int R_VisibleCullBox (vec3_t mins, vec3_t maxs)
+refdef_t r_refdef;
+
+// 8.8 fraction of base light value
+unsigned short d_lightstylevalue[256];
+
+cvar_t r_showtris = {0, "r_showtris", "0"};
+cvar_t r_drawentities = {0, "r_drawentities","1"};
+cvar_t r_drawviewmodel = {0, "r_drawviewmodel","1"};
+cvar_t r_speeds = {0, "r_speeds","0"};
+cvar_t r_fullbright = {0, "r_fullbright","0"};
+cvar_t r_wateralpha = {CVAR_SAVE, "r_wateralpha","1"};
+cvar_t r_dynamic = {CVAR_SAVE, "r_dynamic","1"};
+cvar_t r_fullbrights = {CVAR_SAVE, "r_fullbrights", "1"};
+cvar_t r_drawcollisionbrushes = {0, "r_drawcollisionbrushes", "0"};
+
+cvar_t gl_fogenable = {0, "gl_fogenable", "0"};
+cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25"};
+cvar_t gl_fogred = {0, "gl_fogred","0.3"};
+cvar_t gl_foggreen = {0, "gl_foggreen","0.3"};
+cvar_t gl_fogblue = {0, "gl_fogblue","0.3"};
+cvar_t gl_fogstart = {0, "gl_fogstart", "0"};
+cvar_t gl_fogend = {0, "gl_fogend","0"};
+
+cvar_t r_textureunits = {0, "r_textureunits", "32"};
+
+cvar_t r_lerpsprites = {CVAR_SAVE, "r_lerpsprites", "1"};
+cvar_t r_lerpmodels = {CVAR_SAVE, "r_lerpmodels", "1"};
+cvar_t r_waterscroll = {CVAR_SAVE, "r_waterscroll", "1"};
+cvar_t r_watershader = {CVAR_SAVE, "r_watershader", "1"};
+
+cvar_t r_bloom = {CVAR_SAVE, "r_bloom", "0"};
+cvar_t r_bloom_intensity = {CVAR_SAVE, "r_bloom_intensity", "2"};
+cvar_t r_bloom_blur = {CVAR_SAVE, "r_bloom_blur", "8"};
+cvar_t r_bloom_resolution = {CVAR_SAVE, "r_bloom_resolution", "320"};
+cvar_t r_bloom_power = {CVAR_SAVE, "r_bloom_power", "4"};
+
+cvar_t developer_texturelogging = {0, "developer_texturelogging", "1"};
+
+rtexturepool_t *r_main_texturepool;
+rtexture_t *r_bloom_texture_screen;
+rtexture_t *r_bloom_texture_bloom;
+rtexture_t *r_texture_blanknormalmap;
+rtexture_t *r_texture_white;
+rtexture_t *r_texture_black;
+rtexture_t *r_texture_notexture;
+rtexture_t *r_texture_whitecube;
+rtexture_t *r_texture_normalizationcube;
+rtexture_t *r_texture_detailtextures[NUM_DETAILTEXTURES];
+rtexture_t *r_texture_distorttexture[64];
+
+void R_ModulateColors(float *in, float *out, int verts, float r, float g, float b)
{
- int sides;
- mnode_t *nodestack[8192], *node;
- int stack = 0;
-
- node = cl.worldmodel->nodes;
-loc0:
- if (node->contents < 0)
+ int i;
+ for (i = 0;i < verts;i++)
{
- if (((mleaf_t *)node)->visframe == r_framecount)
- {
- if (R_CullBox(mins, maxs))
- return true;
- return false;
- }
- if (!stack)
- return true;
- node = nodestack[--stack];
- goto loc0;
+ out[0] = in[0] * r;
+ out[1] = in[1] * g;
+ out[2] = in[2] * b;
+ out[3] = in[3];
+ in += 4;
+ out += 4;
}
+}
- sides = BOX_ON_PLANE_SIDE(mins, maxs, node->plane);
-
-// recurse down the contacted sides
- if (sides & 1)
+void R_FillColors(float *out, int verts, float r, float g, float b, float a)
+{
+ int i;
+ for (i = 0;i < verts;i++)
{
- if (sides & 2) // 3
- {
- // put second child on the stack for later examination
- nodestack[stack++] = node->children[1];
- node = node->children[0];
- goto loc0;
- }
- else // 1
- {
- node = node->children[0];
- goto loc0;
- }
+ out[0] = r;
+ out[1] = g;
+ out[2] = b;
+ out[3] = a;
+ out += 4;
}
- // 2
- node = node->children[1];
- goto loc0;
}
-*/
-
-qboolean lighthalf;
vec3_t fogcolor;
vec_t fogdensity;
float fog_density, fog_red, fog_green, fog_blue;
qboolean fogenabled;
qboolean oldgl_fogenable;
-void FOG_framebegin(void)
+void R_UpdateFog(void)
{
- if (nehahra)
+ if (gamemode == GAME_NEHAHRA)
{
-// if (!Nehahrademcompatibility)
-// gl_fogenable.value = 0;
- if (gl_fogenable.value)
+ if (gl_fogenable.integer)
{
oldgl_fogenable = true;
fog_density = gl_fogdensity.value;
}
if (fog_density)
{
- fogcolor[0] = fog_red = bound(0.0f, fog_red , 1.0f);
- fogcolor[1] = fog_green = bound(0.0f, fog_green, 1.0f);
- fogcolor[2] = fog_blue = bound(0.0f, fog_blue , 1.0f);
- if (lighthalf)
- {
- fogcolor[0] *= 0.5f;
- fogcolor[1] *= 0.5f;
- fogcolor[2] *= 0.5f;
- }
+ fogcolor[0] = fog_red = bound(0.0f, fog_red , 1.0f);
+ fogcolor[1] = fog_green = bound(0.0f, fog_green, 1.0f);
+ fogcolor[2] = fog_blue = bound(0.0f, fog_blue , 1.0f);
}
- if (glfog.value)
+ if (fog_density)
{
- if (!r_render.value)
- return;
- if(fog_density)
- {
- // LordHavoc: Borland C++ 5.0 was choking on this line, stupid compiler...
- //GLfloat colors[4] = {(GLfloat) gl_fogred.value, (GLfloat) gl_foggreen.value, (GLfloat) gl_fogblue.value, (GLfloat) 1};
- GLfloat colors[4];
- colors[0] = fog_red;
- colors[1] = fog_green;
- colors[2] = fog_blue;
- colors[3] = 1;
- if (lighthalf)
- {
- colors[0] *= 0.5f;
- colors[1] *= 0.5f;
- colors[2] *= 0.5f;
- }
-
- glFogi (GL_FOG_MODE, GL_EXP2);
- glFogf (GL_FOG_DENSITY, (GLfloat) fog_density / 100);
- glFogfv (GL_FOG_COLOR, colors);
- glEnable (GL_FOG);
- }
- else
- glDisable(GL_FOG);
+ fogenabled = true;
+ fogdensity = -4000.0f / (fog_density * fog_density);
+ // fog color was already set
}
else
- {
- if (fog_density)
- {
- fogenabled = true;
- fogdensity = -4000.0f / (fog_density * fog_density);
- // fog color was already set
- }
- else
- fogenabled = false;
- }
-}
-
-void FOG_frameend(void)
-{
- if (glfog.value)
- glDisable(GL_FOG);
+ fogenabled = false;
}
+// FIXME: move this to client?
void FOG_clear(void)
{
- if (nehahra)
+ if (gamemode == GAME_NEHAHRA)
{
Cvar_Set("gl_fogenable", "0");
Cvar_Set("gl_fogdensity", "0.2");
fog_density = fog_red = fog_green = fog_blue = 0.0f;
}
+// FIXME: move this to client?
void FOG_registercvars(void)
{
- Cvar_RegisterVariable (&glfog);
- if (nehahra)
+ if (gamemode == GAME_NEHAHRA)
{
Cvar_RegisterVariable (&gl_fogenable);
Cvar_RegisterVariable (&gl_fogdensity);
}
}
+static void R_BuildDetailTextures (void)
+{
+ int i, x, y, light;
+ float vc[3], vx[3], vy[3], vn[3], lightdir[3];
+#define DETAILRESOLUTION 256
+ qbyte data[DETAILRESOLUTION][DETAILRESOLUTION][4], noise[DETAILRESOLUTION][DETAILRESOLUTION];
+ lightdir[0] = 0.5;
+ lightdir[1] = 1;
+ lightdir[2] = -0.25;
+ VectorNormalize(lightdir);
+ for (i = 0;i < NUM_DETAILTEXTURES;i++)
+ {
+ fractalnoise(&noise[0][0], DETAILRESOLUTION, DETAILRESOLUTION >> 4);
+ for (y = 0;y < DETAILRESOLUTION;y++)
+ {
+ for (x = 0;x < DETAILRESOLUTION;x++)
+ {
+ vc[0] = x;
+ vc[1] = y;
+ vc[2] = noise[y][x] * (1.0f / 32.0f);
+ vx[0] = x + 1;
+ vx[1] = y;
+ vx[2] = noise[y][(x + 1) % DETAILRESOLUTION] * (1.0f / 32.0f);
+ vy[0] = x;
+ vy[1] = y + 1;
+ vy[2] = noise[(y + 1) % DETAILRESOLUTION][x] * (1.0f / 32.0f);
+ VectorSubtract(vx, vc, vx);
+ VectorSubtract(vy, vc, vy);
+ CrossProduct(vx, vy, vn);
+ VectorNormalize(vn);
+ light = 128 - DotProduct(vn, lightdir) * 128;
+ light = bound(0, light, 255);
+ data[y][x][0] = data[y][x][1] = data[y][x][2] = light;
+ data[y][x][3] = 255;
+ }
+ }
+ r_texture_detailtextures[i] = R_LoadTexture2D(r_main_texturepool, va("detailtexture%i", i), DETAILRESOLUTION, DETAILRESOLUTION, &data[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_PRECACHE, NULL);
+ }
+}
+
+static qbyte R_MorphDistortTexture (double y0, double y1, double y2, double y3, double morph)
+{
+ int m = (int)(((y1 + y3 - (y0 + y2)) * morph * morph * morph) +
+ ((2 * (y0 - y1) + y2 - y3) * morph * morph) +
+ ((y2 - y0) * morph) +
+ (y1));
+ return (qbyte)bound(0, m, 255);
+}
+
+static void R_BuildDistortTexture (void)
+{
+ int x, y, i, j;
+#define DISTORTRESOLUTION 32
+ qbyte data[5][DISTORTRESOLUTION][DISTORTRESOLUTION][2];
+
+ for (i=0; i<4; i++)
+ {
+ for (y=0; y<DISTORTRESOLUTION; y++)
+ {
+ for (x=0; x<DISTORTRESOLUTION; x++)
+ {
+ data[i][y][x][0] = rand () & 255;
+ data[i][y][x][1] = rand () & 255;
+ }
+ }
+ }
+
+ for (i=0; i<4; i++)
+ {
+ for (j=0; j<16; j++)
+ {
+ r_texture_distorttexture[i*16+j] = NULL;
+ if (gl_textureshader)
+ {
+ for (y=0; y<DISTORTRESOLUTION; y++)
+ {
+ for (x=0; x<DISTORTRESOLUTION; x++)
+ {
+ data[4][y][x][0] = R_MorphDistortTexture (data[(i-1)&3][y][x][0], data[i][y][x][0], data[(i+1)&3][y][x][0], data[(i+2)&3][y][x][0], 0.0625*j);
+ data[4][y][x][1] = R_MorphDistortTexture (data[(i-1)&3][y][x][1], data[i][y][x][1], data[(i+1)&3][y][x][1], data[(i+2)&3][y][x][1], 0.0625*j);
+ }
+ }
+ r_texture_distorttexture[i*16+j] = R_LoadTexture2D(r_main_texturepool, va("distorttexture%i", i*16+j), DISTORTRESOLUTION, DISTORTRESOLUTION, &data[4][0][0][0], TEXTYPE_DSDT, TEXF_PRECACHE, NULL);
+ }
+ }
+ }
+}
+
+static void R_BuildBlankTextures(void)
+{
+ qbyte data[4];
+ data[0] = 128; // normal X
+ data[1] = 128; // normal Y
+ data[2] = 255; // normal Z
+ data[3] = 128; // height
+ r_texture_blanknormalmap = R_LoadTexture2D(r_main_texturepool, "blankbump", 1, 1, data, TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
+ data[0] = 255;
+ data[1] = 255;
+ data[2] = 255;
+ data[3] = 255;
+ r_texture_white = R_LoadTexture2D(r_main_texturepool, "blankwhite", 1, 1, data, TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
+ data[0] = 0;
+ data[1] = 0;
+ data[2] = 0;
+ data[3] = 255;
+ r_texture_black = R_LoadTexture2D(r_main_texturepool, "blankblack", 1, 1, data, TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
+}
+
+static void R_BuildNoTexture(void)
+{
+ int x, y;
+ qbyte pix[16][16][4];
+ // this makes a light grey/dark grey checkerboard texture
+ for (y = 0;y < 16;y++)
+ {
+ for (x = 0;x < 16;x++)
+ {
+ if ((y < 8) ^ (x < 8))
+ {
+ pix[y][x][0] = 128;
+ pix[y][x][1] = 128;
+ pix[y][x][2] = 128;
+ pix[y][x][3] = 255;
+ }
+ else
+ {
+ pix[y][x][0] = 64;
+ pix[y][x][1] = 64;
+ pix[y][x][2] = 64;
+ pix[y][x][3] = 255;
+ }
+ }
+ }
+ r_texture_notexture = R_LoadTexture2D(r_main_texturepool, "notexture", 16, 16, &pix[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP, NULL);
+}
+
+static void R_BuildWhiteCube(void)
+{
+ qbyte data[6*1*1*4];
+ data[ 0] = 255;data[ 1] = 255;data[ 2] = 255;data[ 3] = 255;
+ data[ 4] = 255;data[ 5] = 255;data[ 6] = 255;data[ 7] = 255;
+ data[ 8] = 255;data[ 9] = 255;data[10] = 255;data[11] = 255;
+ data[12] = 255;data[13] = 255;data[14] = 255;data[15] = 255;
+ data[16] = 255;data[17] = 255;data[18] = 255;data[19] = 255;
+ data[20] = 255;data[21] = 255;data[22] = 255;data[23] = 255;
+ r_texture_whitecube = R_LoadTextureCubeMap(r_main_texturepool, "whitecube", 1, data, TEXTYPE_RGBA, TEXF_PRECACHE | TEXF_CLAMP, NULL);
+}
+
+static void R_BuildNormalizationCube(void)
+{
+ int x, y, side;
+ vec3_t v;
+ vec_t s, t, intensity;
+#define NORMSIZE 64
+ qbyte data[6][NORMSIZE][NORMSIZE][4];
+ for (side = 0;side < 6;side++)
+ {
+ for (y = 0;y < NORMSIZE;y++)
+ {
+ for (x = 0;x < NORMSIZE;x++)
+ {
+ s = (x + 0.5f) * (2.0f / NORMSIZE) - 1.0f;
+ t = (y + 0.5f) * (2.0f / NORMSIZE) - 1.0f;
+ switch(side)
+ {
+ case 0:
+ v[0] = 1;
+ v[1] = -t;
+ v[2] = -s;
+ break;
+ case 1:
+ v[0] = -1;
+ v[1] = -t;
+ v[2] = s;
+ break;
+ case 2:
+ v[0] = s;
+ v[1] = 1;
+ v[2] = t;
+ break;
+ case 3:
+ v[0] = s;
+ v[1] = -1;
+ v[2] = -t;
+ break;
+ case 4:
+ v[0] = s;
+ v[1] = -t;
+ v[2] = 1;
+ break;
+ case 5:
+ v[0] = -s;
+ v[1] = -t;
+ v[2] = -1;
+ break;
+ }
+ intensity = 127.0f / sqrt(DotProduct(v, v));
+ data[side][y][x][0] = 128.0f + intensity * v[0];
+ data[side][y][x][1] = 128.0f + intensity * v[1];
+ data[side][y][x][2] = 128.0f + intensity * v[2];
+ data[side][y][x][3] = 255;
+ }
+ }
+ }
+ r_texture_normalizationcube = R_LoadTextureCubeMap(r_main_texturepool, "normalcube", NORMSIZE, &data[0][0][0][0], TEXTYPE_RGBA, TEXF_PRECACHE | TEXF_CLAMP, NULL);
+}
+
void gl_main_start(void)
{
+ r_main_texturepool = R_AllocTexturePool();
+ r_bloom_texture_screen = NULL;
+ r_bloom_texture_bloom = NULL;
+ R_BuildBlankTextures();
+ R_BuildNoTexture();
+ R_BuildDetailTextures();
+ R_BuildDistortTexture();
+ if (gl_texturecubemap)
+ {
+ R_BuildWhiteCube();
+ R_BuildNormalizationCube();
+ }
}
void gl_main_shutdown(void)
{
+ R_FreeTexturePool(&r_main_texturepool);
+ r_bloom_texture_screen = NULL;
+ r_bloom_texture_bloom = NULL;
+ r_texture_blanknormalmap = NULL;
+ r_texture_white = NULL;
+ r_texture_black = NULL;
+ r_texture_whitecube = NULL;
+ r_texture_normalizationcube = NULL;
}
+extern void CL_ParseEntityLump(char *entitystring);
void gl_main_newmap(void)
{
+ // FIXME: move this code to client
+ int l;
+ char *entities, entname[MAX_QPATH];
+ r_framecount = 1;
+ if (cl.worldmodel)
+ {
+ strlcpy(entname, cl.worldmodel->name, sizeof(entname));
+ l = strlen(entname) - 4;
+ if (l >= 0 && !strcmp(entname + l, ".bsp"))
+ {
+ strcpy(entname + l, ".ent");
+ if ((entities = FS_LoadFile(entname, tempmempool, true)))
+ {
+ CL_ParseEntityLump(entities);
+ Mem_Free(entities);
+ return;
+ }
+ }
+ if (cl.worldmodel->brush.entities)
+ CL_ParseEntityLump(cl.worldmodel->brush.entities);
+ }
}
void GL_Main_Init(void)
{
- int a;
+ Matrix4x4_CreateIdentity(&r_identitymatrix);
+// FIXME: move this to client?
FOG_registercvars();
- // LordHavoc: setup 1.0f / N table for quick recipricols of integers
- ixtable[0] = 0;
- for (a = 1;a < 4096;a++)
- ixtable[a] = 1.0f / a;
- Cvar_RegisterVariable (&r_drawentities);
- Cvar_RegisterVariable (&r_drawviewmodel);
- Cvar_RegisterVariable (&r_speeds);
- Cvar_RegisterVariable (&r_speeds2);
- Cvar_RegisterVariable (&gl_lightmode);
-// Cvar_RegisterVariable (&r_dynamicwater);
-// Cvar_RegisterVariable (&r_dynamicbothsides);
- Cvar_RegisterVariable (&r_fullbrights);
- Cvar_RegisterVariable (&r_wateralpha);
- Cvar_RegisterVariable (&r_dynamic);
- Cvar_RegisterVariable (&r_waterripple);
- Cvar_RegisterVariable (&r_farclip);
- if (nehahra)
+ Cvar_RegisterVariable(&r_showtris);
+ Cvar_RegisterVariable(&r_drawentities);
+ Cvar_RegisterVariable(&r_drawviewmodel);
+ Cvar_RegisterVariable(&r_speeds);
+ Cvar_RegisterVariable(&r_fullbrights);
+ Cvar_RegisterVariable(&r_wateralpha);
+ Cvar_RegisterVariable(&r_dynamic);
+ Cvar_RegisterVariable(&r_fullbright);
+ Cvar_RegisterVariable(&r_textureunits);
+ Cvar_RegisterVariable(&r_lerpsprites);
+ Cvar_RegisterVariable(&r_lerpmodels);
+ Cvar_RegisterVariable(&r_waterscroll);
+ Cvar_RegisterVariable(&r_watershader);
+ Cvar_RegisterVariable(&r_drawcollisionbrushes);
+ Cvar_RegisterVariable(&r_bloom);
+ Cvar_RegisterVariable(&r_bloom_intensity);
+ Cvar_RegisterVariable(&r_bloom_blur);
+ Cvar_RegisterVariable(&r_bloom_resolution);
+ Cvar_RegisterVariable(&r_bloom_power);
+ Cvar_RegisterVariable(&developer_texturelogging);
+ if (gamemode == GAME_NEHAHRA || gamemode == GAME_NEXUIZ || gamemode == GAME_TENEBRAE)
Cvar_SetValue("r_fullbrights", 0);
-// if (gl_vendor && strstr(gl_vendor, "3Dfx"))
-// gl_lightmode.value = 0;
- Cvar_RegisterVariable (&r_fullbright);
- Cvar_RegisterVariable (&r_ser);
R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap);
}
+static vec3_t r_farclip_origin;
+static vec3_t r_farclip_direction;
+static vec_t r_farclip_directiondist;
+static vec_t r_farclip_meshfarclip;
+static int r_farclip_directionbit0;
+static int r_farclip_directionbit1;
+static int r_farclip_directionbit2;
+
+// enlarge farclip to accomodate box
+static void R_FarClip_Box(vec3_t mins, vec3_t maxs)
+{
+ float d;
+ d = (r_farclip_directionbit0 ? mins[0] : maxs[0]) * r_farclip_direction[0]
+ + (r_farclip_directionbit1 ? mins[1] : maxs[1]) * r_farclip_direction[1]
+ + (r_farclip_directionbit2 ? mins[2] : maxs[2]) * r_farclip_direction[2];
+ if (r_farclip_meshfarclip < d)
+ r_farclip_meshfarclip = d;
+}
+
+// return farclip value
+static float R_FarClip(vec3_t origin, vec3_t direction, vec_t startfarclip)
+{
+ int i;
+
+ VectorCopy(origin, r_farclip_origin);
+ VectorCopy(direction, r_farclip_direction);
+ r_farclip_directiondist = DotProduct(r_farclip_origin, r_farclip_direction);
+ r_farclip_directionbit0 = r_farclip_direction[0] < 0;
+ r_farclip_directionbit1 = r_farclip_direction[1] < 0;
+ r_farclip_directionbit2 = r_farclip_direction[2] < 0;
+ r_farclip_meshfarclip = r_farclip_directiondist + startfarclip;
+
+ if (r_refdef.worldmodel)
+ R_FarClip_Box(r_refdef.worldmodel->normalmins, r_refdef.worldmodel->normalmaxs);
+ for (i = 0;i < r_refdef.numentities;i++)
+ R_FarClip_Box(r_refdef.entities[i]->mins, r_refdef.entities[i]->maxs);
+
+ return r_farclip_meshfarclip - r_farclip_directiondist;
+}
+
+extern void R_Textures_Init(void);
extern void GL_Draw_Init(void);
extern void GL_Main_Init(void);
-extern void GL_Models_Init(void);
-extern void GL_Poly_Init(void);
+extern void R_Shadow_Init(void);
+extern void R_Sky_Init(void);
extern void GL_Surf_Init(void);
-extern void GL_Screen_Init(void);
-extern void GL_Misc_Init(void);
extern void R_Crosshairs_Init(void);
extern void R_Light_Init(void);
extern void R_Particles_Init(void);
extern void R_Explosion_Init(void);
-extern void CL_Effects_Init(void);
-extern void R_Clip_Init(void);
-extern void ui_init(void);
+extern void gl_backend_init(void);
+extern void Sbar_Init(void);
+extern void R_LightningBeams_Init(void);
+extern void Mod_RenderInit(void);
void Render_Init(void)
{
- R_Modules_Shutdown();
- R_Clip_Init();
- GL_Draw_Init();
+ gl_backend_init();
+ R_Textures_Init();
+ Mod_RenderInit();
+ R_MeshQueue_Init();
GL_Main_Init();
- GL_Models_Init();
- GL_Poly_Init();
+ GL_Draw_Init();
+ R_Shadow_Init();
+ R_Sky_Init();
GL_Surf_Init();
- GL_Screen_Init();
- GL_Misc_Init();
R_Crosshairs_Init();
R_Light_Init();
R_Particles_Init();
R_Explosion_Init();
- CL_Effects_Init();
- R_Decals_Init();
- ui_init();
- R_Modules_Start();
+ UI_Init();
+ Sbar_Init();
+ R_LightningBeams_Init();
}
/*
extern char *ENGINE_EXTENSIONS;
void GL_Init (void)
{
- gl_vendor = glGetString (GL_VENDOR);
- Con_Printf ("GL_VENDOR: %s\n", gl_vendor);
- gl_renderer = glGetString (GL_RENDERER);
- Con_Printf ("GL_RENDERER: %s\n", gl_renderer);
-
- gl_version = glGetString (GL_VERSION);
- Con_Printf ("GL_VERSION: %s\n", gl_version);
- gl_extensions = glGetString (GL_EXTENSIONS);
- Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions);
-
-// Con_Printf ("%s %s\n", gl_renderer, gl_version);
-
- VID_CheckMultitexture();
- VID_CheckCVA();
+ VID_CheckExtensions();
// LordHavoc: report supported extensions
- Con_Printf ("\nengine extensions: %s\n", ENGINE_EXTENSIONS);
-
- glCullFace(GL_FRONT);
- glEnable(GL_TEXTURE_2D);
-// glDisable(GL_ALPHA_TEST);
- glAlphaFunc(GL_GREATER, 0.5);
+ Con_DPrintf("\nengine extensions: %s\n", ENGINE_EXTENSIONS);
-// glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
+ // clear to black (loading plaque will be seen over this)
+ qglClearColor(0,0,0,1);
+ qglClear(GL_COLOR_BUFFER_BIT);
}
-
-/*
-void R_RotateForEntity (entity_t *e)
+int R_CullBox(const vec3_t mins, const vec3_t maxs)
{
- glTranslatef (e->origin[0], e->origin[1], e->origin[2]);
-
- glRotatef (e->angles[1], 0, 0, 1);
- glRotatef (-e->angles[0], 0, 1, 0);
- glRotatef (e->angles[2], 1, 0, 0);
-
- glScalef (e->scale, e->scale, e->scale); // LordHavoc: model scale
+ int i;
+ mplane_t *p;
+ for (i = 0;i < 4;i++)
+ {
+ p = frustum + i;
+ switch(p->signbits)
+ {
+ default:
+ case 0:
+ if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 1:
+ if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 2:
+ if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 3:
+ if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 4:
+ if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ case 5:
+ if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ case 6:
+ if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ case 7:
+ if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ }
+ }
+ return false;
}
-*/
-
-// LordHavoc: shading stuff
-vec3_t shadevector;
-vec3_t shadecolor;
-
-float modelalpha;
//==================================================================================
-void R_LerpUpdate(entity_t *ent)
+static void R_MarkEntities (void)
{
- int frame;
- frame = ent->render.frame;
- if (ent->render.model && ent->render.frame >= ent->render.model->numframes)
- {
- Con_Printf("R_LerpUpdate: no such frame%6i in \"%s\"\n", ent->render.frame, ent->render.model->name);
- frame = 0;
- }
+ int i, renderimask;
+ entity_render_t *ent;
- if (ent->render.lerp_model != ent->render.model)
- {
- // reset all interpolation information
- ent->render.lerp_model = ent->render.model;
- ent->render.frame1 = ent->render.frame2 = frame;
- ent->render.frame1start = ent->render.frame2start = cl.time;
- ent->render.framelerp = 1;
- ent->render.lerp_starttime = 0;
- }
- else if (ent->render.frame2 != frame)
+ if (!r_drawentities.integer)
+ return;
+
+ r_refdef.worldentity->visframe = r_framecount;
+ renderimask = envmap ? (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL) : (chase_active.integer ? 0 : RENDER_EXTERIORMODEL);
+ if (r_refdef.worldmodel && r_refdef.worldmodel->brush.BoxTouchingVisibleLeafs)
{
- // transition to new frame
- ent->render.frame1 = ent->render.frame2;
- ent->render.frame1start = ent->render.frame2start;
- ent->render.frame2 = frame;
- ent->render.frame2start = cl.time;
- ent->render.framelerp = 0;
- ent->render.lerp_starttime = cl.time;
+ // worldmodel can check visibility
+ for (i = 0;i < r_refdef.numentities;i++)
+ {
+ ent = r_refdef.entities[i];
+ Mod_CheckLoaded(ent->model);
+ // some of the renderer still relies on origin...
+ Matrix4x4_OriginFromMatrix(&ent->matrix, ent->origin);
+ // some of the renderer still relies on scale...
+ ent->scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
+ if (!(ent->flags & renderimask) && !R_CullBox(ent->mins, ent->maxs) && ((ent->effects & EF_NODEPTHTEST) || r_refdef.worldmodel->brush.BoxTouchingVisibleLeafs(r_refdef.worldmodel, r_worldleafvisible, ent->mins, ent->maxs)))
+ {
+ R_UpdateEntLights(ent);
+ ent->visframe = r_framecount;
+ }
+ }
}
else
{
- // lerp_starttime < 0 is used to prevent changing of framelerp
- if (ent->render.lerp_starttime >= 0)
+ // no worldmodel or it can't check visibility
+ for (i = 0;i < r_refdef.numentities;i++)
{
- // update transition
- ent->render.framelerp = (cl.time - ent->render.lerp_starttime) * 10;
- ent->render.framelerp = bound(0, ent->render.framelerp, 1);
+ ent = r_refdef.entities[i];
+ Mod_CheckLoaded(ent->model);
+ // some of the renderer still relies on origin...
+ Matrix4x4_OriginFromMatrix(&ent->matrix, ent->origin);
+ // some of the renderer still relies on scale...
+ ent->scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
+ if (!(ent->flags & renderimask) && !R_CullBox(ent->mins, ent->maxs) && (ent->effects & EF_NODEPTHTEST))
+ {
+ R_UpdateEntLights(ent);
+ ent->visframe = r_framecount;
+ }
}
}
}
-
-void R_PrepareEntities (void)
+// only used if skyrendermasked, and normally returns false
+int R_DrawBrushModelsSky (void)
{
- int i;
- entity_t *ent;
- vec3_t v;
- // this updates entities that are supposed to be view relative
- for (i = 0;i < cl_numvisedicts;i++)
- {
- ent = cl_visedicts[i];
+ int i, sky;
+ entity_render_t *ent;
- if (ent->render.flags & RENDER_VIEWMODEL)
+ if (!r_drawentities.integer)
+ return false;
+
+ sky = false;
+ for (i = 0;i < r_refdef.numentities;i++)
+ {
+ ent = r_refdef.entities[i];
+ if (ent->visframe == r_framecount && ent->model && ent->model->DrawSky)
{
- // remove flag so it will not be repeated incase RelinkEntities is not called again for a while
- ent->render.flags -= RENDER_VIEWMODEL;
- // transform origin
- VectorCopy(ent->render.origin, v);
- ent->render.origin[0] = v[0] * vpn[0] + v[1] * vright[0] + v[2] * vup[0] + r_origin[0];
- ent->render.origin[1] = v[0] * vpn[1] + v[1] * vright[1] + v[2] * vup[1] + r_origin[1];
- ent->render.origin[2] = v[0] * vpn[2] + v[1] * vright[2] + v[2] * vup[2] + r_origin[2];
- // adjust angles
- VectorAdd(ent->render.angles, r_refdef.viewangles, ent->render.angles);
+ ent->model->DrawSky(ent);
+ sky = true;
}
}
+ return sky;
}
-void R_Entity_Callback(void *data, void *junk)
+void R_DrawNoModel(entity_render_t *ent);
+void R_DrawModels(void)
{
- ((entity_t *)data)->render.visframe = r_framecount;
-}
-
-void R_AddModelEntities (void)
-{
- int i;
- vec3_t mins, maxs;
- frameblend_t blend[4];
+ int i;
+ entity_render_t *ent;
- if (!r_drawentities.value)
+ if (!r_drawentities.integer)
return;
- for (i = 0;i < cl_numvisedicts;i++)
+ for (i = 0;i < r_refdef.numentities;i++)
{
- currententity = cl_visedicts[i];
- if (currententity->render.model->type == mod_brush)
- {
- modelalpha = currententity->render.alpha;
- R_DrawBrushModel (currententity);
- }
- else if (currententity->render.model->type == mod_alias)
+ ent = r_refdef.entities[i];
+ if (ent->visframe == r_framecount)
{
- VectorAdd(currententity->render.origin, currententity->render.model->mins, mins);
- VectorAdd(currententity->render.origin, currententity->render.model->maxs, maxs);
- if (r_ser.value)
- R_Clip_AddBox(mins, maxs, R_Entity_Callback, currententity, NULL);
- else if (R_NotCulledBox(mins, maxs))
- currententity->render.visframe = r_framecount;
- }
- else if (currententity->render.model->type == mod_sprite)
- {
- R_LerpUpdate(currententity);
- if (r_ser.value)
- {
- R_LerpAnimation(currententity->render.model, currententity->render.frame1, currententity->render.frame2, currententity->render.frame1start, currententity->render.frame2start, currententity->render.framelerp, blend);
- R_ClipSprite(currententity, blend);
- }
+ if (ent->model && ent->model->Draw != NULL)
+ ent->model->Draw(ent);
else
- {
- VectorAdd(currententity->render.origin, currententity->render.model->mins, mins);
- VectorAdd(currententity->render.origin, currententity->render.model->maxs, maxs);
- if (R_NotCulledBox(mins, maxs))
- currententity->render.visframe = r_framecount;
- }
+ R_DrawNoModel(ent);
}
}
}
-/*
-=============
-R_DrawEntitiesOnList
-=============
-*/
-/*
-void R_DrawEntitiesOnList1 (void)
+static void R_SetFrustum(void)
{
- int i;
-
- if (!r_drawentities.value)
- return;
-
- for (i = 0;i < cl_numvisedicts;i++)
- {
- if (cl_visedicts[i]->render.visframe != r_framecount)
- continue;
- if (cl_visedicts[i]->render.model->type != mod_brush)
- continue;
- currententity = cl_visedicts[i];
- modelalpha = currententity->render.alpha;
-
- R_DrawBrushModel (currententity);
- }
+ // break apart the view matrix into vectors for various purposes
+ Matrix4x4_ToVectors(&r_view_matrix, r_viewforward, r_viewleft, r_viewup, r_vieworigin);
+ VectorNegate(r_viewleft, r_viewright);
+
+ // LordHavoc: note to all quake engine coders, the special case for 90
+ // degrees assumed a square view (wrong), so I removed it, Quake2 has it
+ // disabled as well.
+
+ // rotate R_VIEWFORWARD right by FOV_X/2 degrees
+ RotatePointAroundVector( frustum[0].normal, r_viewup, r_viewforward, -(90 - r_view_fov_x / 2));
+ frustum[0].dist = DotProduct (r_vieworigin, frustum[0].normal);
+ PlaneClassify(&frustum[0]);
+
+ // rotate R_VIEWFORWARD left by FOV_X/2 degrees
+ RotatePointAroundVector( frustum[1].normal, r_viewup, r_viewforward, (90 - r_view_fov_x / 2));
+ frustum[1].dist = DotProduct (r_vieworigin, frustum[1].normal);
+ PlaneClassify(&frustum[1]);
+
+ // rotate R_VIEWFORWARD up by FOV_X/2 degrees
+ RotatePointAroundVector( frustum[2].normal, r_viewleft, r_viewforward, -(90 - r_view_fov_y / 2));
+ frustum[2].dist = DotProduct (r_vieworigin, frustum[2].normal);
+ PlaneClassify(&frustum[2]);
+
+ // rotate R_VIEWFORWARD down by FOV_X/2 degrees
+ RotatePointAroundVector( frustum[3].normal, r_viewleft, r_viewforward, (90 - r_view_fov_y / 2));
+ frustum[3].dist = DotProduct (r_vieworigin, frustum[3].normal);
+ PlaneClassify(&frustum[3]);
+
+ // nearclip plane
+ VectorCopy(r_viewforward, frustum[4].normal);
+ frustum[4].dist = DotProduct (r_vieworigin, frustum[4].normal) + 1.0f;
+ PlaneClassify(&frustum[4]);
}
-*/
-void R_DrawModels (void)
+static void R_BlendView(void)
{
- int i;
- frameblend_t blend[4];
-// vec3_t mins, maxs;
+ rmeshstate_t m;
- if (!r_drawentities.value)
+ if (r_refdef.viewblend[3] < 0.01f && !r_bloom.integer)
return;
- for (i = 0;i < cl_numvisedicts;i++)
+ GL_SetupView_Mode_Ortho(0, 0, 1, 1, -10, 100);
+ GL_DepthMask(true);
+ GL_DepthTest(false);
+ R_Mesh_Matrix(&r_identitymatrix);
+ // vertex coordinates for a quad that covers the screen exactly
+ varray_vertex3f[0] = 0;varray_vertex3f[1] = 0;varray_vertex3f[2] = 0;
+ varray_vertex3f[3] = 1;varray_vertex3f[4] = 0;varray_vertex3f[5] = 0;
+ varray_vertex3f[6] = 1;varray_vertex3f[7] = 1;varray_vertex3f[8] = 0;
+ varray_vertex3f[9] = 0;varray_vertex3f[10] = 1;varray_vertex3f[11] = 0;
+ if (r_bloom.integer && r_bloom_resolution.value >= 32 && r_bloom_power.integer >= 1 && r_bloom_power.integer < 100 && r_bloom_blur.value >= 0 && r_bloom_blur.value < 512)
{
- if (cl_visedicts[i]->render.visframe != r_framecount)
- continue;
- currententity = cl_visedicts[i];
- if (currententity->render.model->type != mod_alias && currententity->render.model->type != mod_sprite)
- continue;
-
- modelalpha = currententity->render.alpha;
-
- if (currententity->render.model->type == mod_alias)
+ int screenwidth, screenheight, bloomwidth, bloomheight, x, dobloomblend, range;
+ float xoffset, yoffset, r;
+ c_bloom++;
+ // set the (poorly named) screenwidth and screenheight variables to
+ // a power of 2 at least as large as the screen, these will define the
+ // size of the texture to allocate
+ for (screenwidth = 1;screenwidth < vid.realwidth;screenwidth *= 2);
+ for (screenheight = 1;screenheight < vid.realheight;screenheight *= 2);
+ // allocate textures as needed
+ if (!r_bloom_texture_screen)
+ r_bloom_texture_screen = R_LoadTexture2D(r_main_texturepool, "screen", screenwidth, screenheight, NULL, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
+ if (!r_bloom_texture_bloom)
+ r_bloom_texture_bloom = R_LoadTexture2D(r_main_texturepool, "bloom", screenwidth, screenheight, NULL, TEXTYPE_RGBA, TEXF_FORCELINEAR | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
+ // set bloomwidth and bloomheight to the bloom resolution that will be
+ // used (often less than the screen resolution for faster rendering)
+ bloomwidth = min(r_view_width, r_bloom_resolution.integer);
+ bloomheight = min(r_view_height, bloomwidth * r_view_height / r_view_width);
+ // set up a texcoord array for the full resolution screen image
+ // (we have to keep this around to copy back during final render)
+ varray_texcoord2f[0][0] = 0;
+ varray_texcoord2f[0][1] = (float)r_view_height / (float)screenheight;
+ varray_texcoord2f[0][2] = (float)r_view_width / (float)screenwidth;
+ varray_texcoord2f[0][3] = (float)r_view_height / (float)screenheight;
+ varray_texcoord2f[0][4] = (float)r_view_width / (float)screenwidth;
+ varray_texcoord2f[0][5] = 0;
+ varray_texcoord2f[0][6] = 0;
+ varray_texcoord2f[0][7] = 0;
+ // set up a texcoord array for the reduced resolution bloom image
+ // (which will be additive blended over the screen image)
+ varray_texcoord2f[1][0] = 0;
+ varray_texcoord2f[1][1] = (float)bloomheight / (float)screenheight;
+ varray_texcoord2f[1][2] = (float)bloomwidth / (float)screenwidth;
+ varray_texcoord2f[1][3] = (float)bloomheight / (float)screenheight;
+ varray_texcoord2f[1][4] = (float)bloomwidth / (float)screenwidth;
+ varray_texcoord2f[1][5] = 0;
+ varray_texcoord2f[1][6] = 0;
+ varray_texcoord2f[1][7] = 0;
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = varray_vertex3f;
+ m.pointer_texcoord[0] = varray_texcoord2f[0];
+ m.tex[0] = R_GetTexture(r_bloom_texture_screen);
+ R_Mesh_State(&m);
+ // copy view into the full resolution screen image texture
+ GL_ActiveTexture(0);
+ qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.realheight - (r_view_y + r_view_height), r_view_width, r_view_height);
+ c_bloomcopies++;
+ c_bloomcopypixels += r_view_width * r_view_height;
+ // now scale it down to the bloom size and raise to a power of itself
+ // to darken it (this leaves the really bright stuff bright, and
+ // everything else becomes very dark)
+ // TODO: optimize with multitexture or GLSL
+ qglViewport(r_view_x, vid.realheight - (r_view_y + bloomheight), bloomwidth, bloomheight);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_Color(1, 1, 1, 1);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ c_bloomdraws++;
+ c_bloomdrawpixels += bloomwidth * bloomheight;
+ // render multiple times with a multiply blendfunc to raise to a power
+ GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
+ for (x = 1;x < r_bloom_power.integer;x++)
{
- // only lerp models here because sprites were already lerped for their clip polygon
- R_LerpUpdate(currententity);
- R_LerpAnimation(currententity->render.model, currententity->render.frame1, currententity->render.frame2, currententity->render.frame1start, currententity->render.frame2start, currententity->render.framelerp, blend);
- R_DrawAliasModel (currententity, true, modelalpha, currententity->render.model, blend, currententity->render.skinnum, currententity->render.origin, currententity->render.angles, currententity->render.scale, currententity->render.effects, currententity->render.model->flags, currententity->render.colormap);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ c_bloomdraws++;
+ c_bloomdrawpixels += bloomwidth * bloomheight;
}
- else //if (currententity->render.model->type == mod_sprite)
+ // we now have a darkened bloom image in the framebuffer, copy it into
+ // the bloom image texture for more processing
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = varray_vertex3f;
+ m.tex[0] = R_GetTexture(r_bloom_texture_bloom);
+ m.pointer_texcoord[0] = varray_texcoord2f[2];
+ R_Mesh_State(&m);
+ GL_ActiveTexture(0);
+ qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.realheight - (r_view_y + bloomheight), bloomwidth, bloomheight);
+ c_bloomcopies++;
+ c_bloomcopypixels += bloomwidth * bloomheight;
+ // blend on at multiple vertical offsets to achieve a vertical blur
+ // TODO: do offset blends using GLSL
+ range = r_bloom_blur.integer * bloomwidth / 320;
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ for (x = -range;x <= range;x++)
{
- // build blend array
- R_LerpAnimation(currententity->render.model, currententity->render.frame1, currententity->render.frame2, currententity->render.frame1start, currententity->render.frame2start, currententity->render.framelerp, blend);
- R_DrawSpriteModel (currententity, blend);
+ xoffset = 0 / (float)bloomwidth * (float)bloomwidth / (float)screenwidth;
+ yoffset = x / (float)bloomheight * (float)bloomheight / (float)screenheight;
+ // compute a texcoord array with the specified x and y offset
+ varray_texcoord2f[2][0] = xoffset+0;
+ varray_texcoord2f[2][1] = yoffset+(float)bloomheight / (float)screenheight;
+ varray_texcoord2f[2][2] = xoffset+(float)bloomwidth / (float)screenwidth;
+ varray_texcoord2f[2][3] = yoffset+(float)bloomheight / (float)screenheight;
+ varray_texcoord2f[2][4] = xoffset+(float)bloomwidth / (float)screenwidth;
+ varray_texcoord2f[2][5] = yoffset+0;
+ varray_texcoord2f[2][6] = xoffset+0;
+ varray_texcoord2f[2][7] = yoffset+0;
+ // this r value looks like a 'dot' particle, fading sharply to
+ // black at the edges
+ // (probably not realistic but looks good enough)
+ r = r_bloom_intensity.value/(range*2+1)*(1 - x*x/(float)(range*range));
+ if (r < 0.01f)
+ continue;
+ GL_Color(r, r, r, 1);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ c_bloomdraws++;
+ c_bloomdrawpixels += bloomwidth * bloomheight;
+ GL_BlendFunc(GL_ONE, GL_ONE);
}
-
- /*
- VectorAdd(cl_visedicts[i]->render.origin, cl_visedicts[i]->render.model->mins, mins);
- VectorAdd(cl_visedicts[i]->render.origin, cl_visedicts[i]->render.model->maxs, maxs);
-
- switch (cl_visedicts[i]->render.model->type)
+ // copy the vertically blurred bloom view to a texture
+ GL_ActiveTexture(0);
+ qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.realheight - (r_view_y + bloomheight), bloomwidth, bloomheight);
+ c_bloomcopies++;
+ c_bloomcopypixels += bloomwidth * bloomheight;
+ // blend the vertically blurred image at multiple offsets horizontally
+ // to finish the blur effect
+ // TODO: do offset blends using GLSL
+ range = r_bloom_blur.integer * bloomwidth / 320;
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ for (x = -range;x <= range;x++)
{
- case mod_alias:
- R_Clip_AddBox(mins, maxs, R_DrawModelCallback, cl_visedicts[i], NULL);
- break;
- case mod_sprite:
- R_Clip_AddBox(mins, maxs, R_DrawSpriteCallback, cl_visedicts[i], NULL);
- break;
+ xoffset = x / (float)bloomwidth * (float)bloomwidth / (float)screenwidth;
+ yoffset = 0 / (float)bloomheight * (float)bloomheight / (float)screenheight;
+ // compute a texcoord array with the specified x and y offset
+ varray_texcoord2f[2][0] = xoffset+0;
+ varray_texcoord2f[2][1] = yoffset+(float)bloomheight / (float)screenheight;
+ varray_texcoord2f[2][2] = xoffset+(float)bloomwidth / (float)screenwidth;
+ varray_texcoord2f[2][3] = yoffset+(float)bloomheight / (float)screenheight;
+ varray_texcoord2f[2][4] = xoffset+(float)bloomwidth / (float)screenwidth;
+ varray_texcoord2f[2][5] = yoffset+0;
+ varray_texcoord2f[2][6] = xoffset+0;
+ varray_texcoord2f[2][7] = yoffset+0;
+ // this r value looks like a 'dot' particle, fading sharply to
+ // black at the edges
+ // (probably not realistic but looks good enough)
+ r = r_bloom_intensity.value/(range*2+1)*(1 - x*x/(float)(range*range));
+ if (r < 0.01f)
+ continue;
+ GL_Color(r, r, r, 1);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ c_bloomdraws++;
+ c_bloomdrawpixels += bloomwidth * bloomheight;
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ }
+ // copy the blurred bloom view to a texture
+ GL_ActiveTexture(0);
+ qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.realheight - (r_view_y + bloomheight), bloomwidth, bloomheight);
+ c_bloomcopies++;
+ c_bloomcopypixels += bloomwidth * bloomheight;
+ // go back to full view area
+ qglViewport(r_view_x, vid.realheight - (r_view_y + r_view_height), r_view_width, r_view_height);
+ // put the original screen image back in place and blend the bloom
+ // texture on it
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = varray_vertex3f;
+ m.tex[0] = R_GetTexture(r_bloom_texture_screen);
+ m.pointer_texcoord[0] = varray_texcoord2f[0];
+#if 0
+ dobloomblend = false;
+#else
+ // do both in one pass if possible
+ if (r_textureunits.integer >= 2 && gl_combine.integer)
+ {
+ dobloomblend = false;
+ m.texcombinergb[1] = GL_ADD;
+ m.tex[1] = R_GetTexture(r_bloom_texture_bloom);
+ m.pointer_texcoord[1] = varray_texcoord2f[1];
+ }
+ else
+ dobloomblend = true;
+#endif
+ R_Mesh_State(&m);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_Color(1,1,1,1);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ c_bloomdraws++;
+ c_bloomdrawpixels += r_view_width * r_view_height;
+ // now blend on the bloom texture if multipass
+ if (dobloomblend)
+ {
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = varray_vertex3f;
+ m.tex[0] = R_GetTexture(r_bloom_texture_bloom);
+ m.pointer_texcoord[0] = varray_texcoord2f[1];
+ R_Mesh_State(&m);
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ GL_Color(1,1,1,1);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+ c_bloomdraws++;
+ c_bloomdrawpixels += r_view_width * r_view_height;
}
- */
+ }
+ if (r_refdef.viewblend[3] >= 0.01f)
+ {
+ // apply a color tint to the whole view
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = varray_vertex3f;
+ R_Mesh_State(&m);
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
}
}
+void R_RenderScene(void);
+
/*
-=============
-R_DrawViewModel
-=============
+================
+R_RenderView
+================
*/
-void R_DrawViewModel (void)
+void R_RenderView(void)
{
- frameblend_t blend[4];
+ if (!r_refdef.entities/* || !r_refdef.worldmodel*/)
+ return; //Host_Error ("R_RenderView: NULL worldmodel");
+
+ r_view_width = bound(0, r_refdef.width, vid.realwidth);
+ r_view_height = bound(0, r_refdef.height, vid.realheight);
+ r_view_depth = 1;
+ r_view_x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width);
+ r_view_y = bound(0, r_refdef.y, vid.realheight - r_refdef.height);
+ r_view_z = 0;
+ r_view_fov_x = bound(1, r_refdef.fov_x, 170);
+ r_view_fov_y = bound(1, r_refdef.fov_y, 170);
+ r_view_matrix = r_refdef.viewentitymatrix;
+ GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
+ r_rtworld = r_shadow_realtime_world.integer;
+ r_rtworldshadows = r_shadow_realtime_world_shadows.integer && gl_stencil;
+ r_rtdlight = (r_shadow_realtime_world.integer || r_shadow_realtime_dlight.integer) && !gl_flashblend.integer;
+ r_rtdlightshadows = r_rtdlight && (r_rtworld ? r_shadow_realtime_world_dlightshadows.integer : r_shadow_realtime_dlight_shadows.integer) && gl_stencil;
+ r_lightmapintensity = r_rtworld ? r_shadow_realtime_world_lightmaps.value : 1;
+
+ // GL is weird because it's bottom to top, r_view_y is top to bottom
+ qglViewport(r_view_x, vid.realheight - (r_view_y + r_view_height), r_view_width, r_view_height);
+ GL_Scissor(r_view_x, r_view_y, r_view_width, r_view_height);
+ GL_ScissorTest(true);
+ GL_DepthMask(true);
+ R_ClearScreen();
+ R_Textures_Frame();
+ R_UpdateFog();
+ R_UpdateLights();
+ R_TimeReport("setup");
+
+ qglDepthFunc(GL_LEQUAL);
+ qglPolygonOffset(0, 0);
+ qglEnable(GL_POLYGON_OFFSET_FILL);
+
+ R_RenderScene();
+
+ qglPolygonOffset(0, 0);
+ qglDisable(GL_POLYGON_OFFSET_FILL);
+
+ R_BlendView();
+ R_TimeReport("blendview");
+
+ GL_Scissor(0, 0, vid.realwidth, vid.realheight);
+ GL_ScissorTest(false);
+}
- if (!r_drawviewmodel.value || chase_active.value || envmap || !r_drawentities.value || cl.items & IT_INVISIBILITY || cl.stats[STAT_HEALTH] <= 0 || !cl.viewent.render.model)
- return;
+extern void R_DrawLightningBeams (void);
+void R_RenderScene(void)
+{
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
- currententity = &cl.viewent;
- currententity->render.alpha = modelalpha = cl_entities[cl.viewentity].render.alpha; // LordHavoc: if the player is transparent, so is the gun
- currententity->render.effects = cl_entities[cl.viewentity].render.effects;
- currententity->render.scale = 1;
- VectorCopy(cl_entities[cl.viewentity].render.colormod, currententity->render.colormod);
+ r_framecount++;
- R_LerpUpdate(currententity);
- R_LerpAnimation(currententity->render.model, currententity->render.frame1, currententity->render.frame2, currententity->render.frame1start, currententity->render.frame2start, currententity->render.framelerp, blend);
+ R_MeshQueue_BeginScene();
- // hack the depth range to prevent view model from poking into walls
- glDepthRange (gldepthmin, gldepthmin + 0.3*(gldepthmax-gldepthmin));
- R_DrawAliasModel (currententity, false, modelalpha, currententity->render.model, blend, currententity->render.skinnum, currententity->render.origin, currententity->render.angles, currententity->render.scale, currententity->render.effects, currententity->render.model->flags, currententity->render.colormap);
- glDepthRange (gldepthmin, gldepthmax);
-}
+ GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
-void R_DrawBrushModel (entity_t *e);
+ R_SetFrustum();
-void RotatePointAroundVector( vec3_t dst, const vec3_t dir, const vec3_t point, float degrees );
+ r_farclip = R_FarClip(r_vieworigin, r_viewforward, 768.0f) + 256.0f;
+ if (r_rtworldshadows || r_rtdlightshadows)
+ GL_SetupView_Mode_PerspectiveInfiniteFarClip(r_view_fov_x, r_view_fov_y, 1.0f);
+ else
+ GL_SetupView_Mode_Perspective(r_view_fov_x, r_view_fov_y, 1.0f, r_farclip);
-void R_SetFrustum (void)
-{
- int i;
+ GL_SetupView_Orientation_FromEntity(&r_view_matrix);
- // LordHavoc: note to all quake engine coders, this code was making the
- // view frustum taller than it should have been (it assumed the view is
- // square; it is not square), so I disabled it
- /*
- if (r_refdef.fov_x == 90)
- {
- // front side is visible
+ R_SkyStartFrame();
- VectorAdd (vpn, vright, frustum[0].normal);
- VectorSubtract (vpn, vright, frustum[1].normal);
+ R_WorldVisibility();
+ R_TimeReport("worldvis");
- VectorAdd (vpn, vup, frustum[2].normal);
- VectorSubtract (vpn, vup, frustum[3].normal);
- }
- else
- {
- */
- // rotate VPN right by FOV_X/2 degrees
- RotatePointAroundVector( frustum[0].normal, vup, vpn, -(90-r_refdef.fov_x / 2 ) );
- // rotate VPN left by FOV_X/2 degrees
- RotatePointAroundVector( frustum[1].normal, vup, vpn, 90-r_refdef.fov_x / 2 );
- // rotate VPN up by FOV_X/2 degrees
- RotatePointAroundVector( frustum[2].normal, vright, vpn, 90-r_refdef.fov_y / 2 );
- // rotate VPN down by FOV_X/2 degrees
- RotatePointAroundVector( frustum[3].normal, vright, vpn, -( 90 - r_refdef.fov_y / 2 ) );
- //}
-
- for (i=0 ; i<4 ; i++)
+ R_MarkEntities();
+ R_TimeReport("markentity");
+
+ R_Shadow_UpdateWorldLightSelection();
+
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
+
+ GL_ShowTrisColor(0.025, 0.025, 0, 1);
+ if (r_refdef.worldmodel && r_refdef.worldmodel->DrawSky)
{
- frustum[i].type = PLANE_ANYZ;
- frustum[i].dist = DotProduct (r_origin, frustum[i].normal);
-// frustum[i].signbits = SignbitsForPlane (&frustum[i]);
- PlaneClassify(&frustum[i]);
+ r_refdef.worldmodel->DrawSky(r_refdef.worldentity);
+ R_TimeReport("worldsky");
}
-}
-void R_AnimateLight (void);
-void V_CalcBlend (void);
+ if (R_DrawBrushModelsSky())
+ R_TimeReport("bmodelsky");
-/*
-===============
-R_SetupFrame
-===============
-*/
-void R_SetupFrame (void)
-{
-// don't allow cheats in multiplayer
- if (cl.maxclients > 1)
+ GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
+ if (r_refdef.worldmodel && r_refdef.worldmodel->Draw)
{
- Cvar_Set ("r_fullbright", "0");
- Cvar_Set ("r_ambient", "0");
+ r_refdef.worldmodel->Draw(r_refdef.worldentity);
+ R_TimeReport("world");
}
- r_framecount++;
-
-// build the transformation matrix for the given view angles
- VectorCopy (r_refdef.vieworg, r_origin);
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
- AngleVectors (r_refdef.viewangles, vpn, vright, vup);
+ GL_ShowTrisColor(0, 0.015, 0, 1);
-// current viewleaf
- r_oldviewleaf = r_viewleaf;
- r_viewleaf = Mod_PointInLeaf (r_origin, cl.worldmodel);
+ R_DrawModels();
+ R_TimeReport("models");
- V_SetContentsColor (r_viewleaf->contents);
- V_CalcBlend ();
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
- r_cache_thrash = false;
+ GL_ShowTrisColor(0, 0, 0.033, 1);
+ R_ShadowVolumeLighting(false);
+ R_TimeReport("rtlights");
- c_brush_polys = 0;
- c_alias_polys = 0;
- c_light_polys = 0;
- c_faces = 0;
- c_nodes = 0;
- c_leafs = 0;
- c_models = 0;
- c_bmodels = 0;
- c_sprites = 0;
- c_particles = 0;
-// c_dlights = 0;
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
- R_AnimateLight ();
-}
+ GL_ShowTrisColor(0.1, 0, 0, 1);
+ R_DrawLightningBeams();
+ R_TimeReport("lightning");
-void MYgluPerspective( GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar )
-{
- GLdouble xmin, xmax, ymin, ymax;
+ R_DrawParticles();
+ R_TimeReport("particles");
- ymax = zNear * tan( fovy * M_PI / 360.0 );
- ymin = -ymax;
+ R_DrawExplosions();
+ R_TimeReport("explosions");
- xmin = ymin * aspect;
- xmax = ymax * aspect;
+ R_MeshQueue_RenderTransparent();
+ R_TimeReport("drawtrans");
- glFrustum( xmin, xmax, ymin, ymax, zNear, zFar );
-}
+ R_DrawCoronas();
+ R_TimeReport("coronas");
+ R_DrawWorldCrosshair();
+ R_TimeReport("crosshair");
-/*
-=============
-R_SetupGL
-=============
-*/
-void R_SetupGL (void)
-{
- float screenaspect;
- int x, x2, y2, y, w, h;
+ R_MeshQueue_Render();
+ R_MeshQueue_EndScene();
- if (!r_render.value)
- return;
- //
- // set up viewpoint
- //
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity ();
- x = r_refdef.vrect.x * glwidth/vid.width;
- x2 = (r_refdef.vrect.x + r_refdef.vrect.width) * glwidth/vid.width;
- y = (vid.height-r_refdef.vrect.y) * glheight/vid.height;
- y2 = (vid.height - (r_refdef.vrect.y + r_refdef.vrect.height)) * glheight/vid.height;
-
- // fudge around because of frac screen scale
- if (x > 0)
- x--;
- if (x2 < glwidth)
- x2++;
- if (y2 < 0)
- y2--;
- if (y < glheight)
- y++;
-
- w = x2 - x;
- h = y - y2;
-
- if (envmap)
+ if ((r_shadow_visiblelighting.integer || r_shadow_visiblevolumes.integer) && !r_showtrispass)
{
- x = y2 = 0;
- w = h = 256;
+ R_ShadowVolumeLighting(true);
+ R_TimeReport("visiblevolume");
}
- glViewport (glx + x, gly + y2, w, h);
- screenaspect = (float)r_refdef.vrect.width/r_refdef.vrect.height;
-// yfov = 2*atan((float)r_refdef.vrect.height/r_refdef.vrect.width)*180/M_PI;
- MYgluPerspective (r_refdef.fov_y, screenaspect, 4, r_farclip.value);
-
- glCullFace(GL_FRONT);
-
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity ();
-
- glRotatef (-90, 1, 0, 0); // put Z going up
- glRotatef (90, 0, 0, 1); // put Z going up
- glRotatef (-r_refdef.viewangles[2], 1, 0, 0);
- glRotatef (-r_refdef.viewangles[0], 0, 1, 0);
- glRotatef (-r_refdef.viewangles[1], 0, 0, 1);
- glTranslatef (-r_refdef.vieworg[0], -r_refdef.vieworg[1], -r_refdef.vieworg[2]);
-
- glGetFloatv (GL_MODELVIEW_MATRIX, r_world_matrix);
-
- //
- // set drawing parms
- //
-// if (gl_cull.value)
- glEnable(GL_CULL_FACE);
-// else
-// glDisable(GL_CULL_FACE);
-
- glEnable(GL_BLEND); // was Disable
- glDisable(GL_ALPHA_TEST);
- glAlphaFunc(GL_GREATER, 0.5);
- glEnable(GL_DEPTH_TEST);
- glDepthMask(1);
- glShadeModel(GL_SMOOTH);
+ GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
+
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
}
/*
-=============
-R_Clear
-=============
-*/
-void R_Clear (void)
+void R_DrawBBoxMesh(vec3_t mins, vec3_t maxs, float cr, float cg, float cb, float ca)
{
- if (!r_render.value)
- return;
-// glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // LordHavoc: moved to SCR_UpdateScreen
- gldepthmin = 0;
- gldepthmax = 1;
- glDepthFunc (GL_LEQUAL);
-
- glDepthRange (gldepthmin, gldepthmax);
+ int i;
+ float *v, *c, f1, f2, diff[3], vertex3f[8*3], color4f[8*4];
+ rmeshstate_t m;
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ GL_DepthMask(false);
+ GL_DepthTest(true);
+ R_Mesh_Matrix(&r_identitymatrix);
+
+ vertex3f[ 0] = mins[0];vertex3f[ 1] = mins[1];vertex3f[ 2] = mins[2];
+ vertex3f[ 3] = maxs[0];vertex3f[ 4] = mins[1];vertex3f[ 5] = mins[2];
+ vertex3f[ 6] = mins[0];vertex3f[ 7] = maxs[1];vertex3f[ 8] = mins[2];
+ vertex3f[ 9] = maxs[0];vertex3f[10] = maxs[1];vertex3f[11] = mins[2];
+ vertex3f[12] = mins[0];vertex3f[13] = mins[1];vertex3f[14] = maxs[2];
+ vertex3f[15] = maxs[0];vertex3f[16] = mins[1];vertex3f[17] = maxs[2];
+ vertex3f[18] = mins[0];vertex3f[19] = maxs[1];vertex3f[20] = maxs[2];
+ vertex3f[21] = maxs[0];vertex3f[22] = maxs[1];vertex3f[23] = maxs[2];
+ R_FillColors(color, 8, cr, cg, cb, ca);
+ if (fogenabled)
+ {
+ for (i = 0, v = vertex, c = color;i < 8;i++, v += 4, c += 4)
+ {
+ VectorSubtract(v, r_vieworigin, diff);
+ f2 = exp(fogdensity/DotProduct(diff, diff));
+ f1 = 1 - f2;
+ c[0] = c[0] * f1 + fogcolor[0] * f2;
+ c[1] = c[1] * f1 + fogcolor[1] * f2;
+ c[2] = c[2] * f1 + fogcolor[2] * f2;
+ }
+ }
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = vertex3f;
+ m.pointer_color = color;
+ R_Mesh_State(&m);
+ R_Mesh_Draw(8, 12);
}
+*/
-// LordHavoc: my trick to *FIX* GLQuake lighting once and for all :)
-void GL_Brighten(void)
+int nomodelelements[24] =
{
- if (!r_render.value)
- return;
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity ();
- glOrtho (0, vid.width, vid.height, 0, -99999, 99999);
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity ();
- glDisable (GL_DEPTH_TEST);
- glDisable (GL_CULL_FACE);
- glDisable(GL_TEXTURE_2D);
- glEnable(GL_BLEND);
- glBlendFunc (GL_DST_COLOR, GL_ONE);
- glBegin (GL_TRIANGLES);
- glColor3f (1, 1, 1);
- glVertex2f (-5000, -5000);
- glVertex2f (10000, -5000);
- glVertex2f (-5000, 10000);
- glEnd ();
- glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- glDisable(GL_BLEND);
- glEnable(GL_TEXTURE_2D);
- glEnable (GL_DEPTH_TEST);
- glEnable (GL_CULL_FACE);
-}
-
-void GL_BlendView(void)
+ 5, 2, 0,
+ 5, 1, 2,
+ 5, 0, 3,
+ 5, 3, 1,
+ 0, 2, 4,
+ 2, 1, 4,
+ 3, 0, 4,
+ 1, 3, 4
+};
+
+float nomodelvertex3f[6*3] =
{
- if (!r_render.value)
- return;
+ -16, 0, 0,
+ 16, 0, 0,
+ 0, -16, 0,
+ 0, 16, 0,
+ 0, 0, -16,
+ 0, 0, 16
+};
+
+float nomodelcolor4f[6*4] =
+{
+ 0.0f, 0.0f, 0.5f, 1.0f,
+ 0.0f, 0.0f, 0.5f, 1.0f,
+ 0.0f, 0.5f, 0.0f, 1.0f,
+ 0.0f, 0.5f, 0.0f, 1.0f,
+ 0.5f, 0.0f, 0.0f, 1.0f,
+ 0.5f, 0.0f, 0.0f, 1.0f
+};
+
+void R_DrawNoModelCallback(const void *calldata1, int calldata2)
+{
+ const entity_render_t *ent = calldata1;
+ int i;
+ float f1, f2, *c, diff[3];
+ float color4f[6*4];
+ rmeshstate_t m;
+ R_Mesh_Matrix(&ent->matrix);
- if (v_blend[3] < 0.01f)
- return;
+ memset(&m, 0, sizeof(m));
+ m.pointer_vertex = nomodelvertex3f;
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity ();
- glOrtho (0, vid.width, vid.height, 0, -99999, 99999);
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity ();
- glDisable (GL_DEPTH_TEST);
- glDisable (GL_CULL_FACE);
- glDisable(GL_TEXTURE_2D);
- glEnable(GL_BLEND);
- glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- glBegin (GL_TRIANGLES);
- if (lighthalf)
- glColor4f (v_blend[0] * 0.5f, v_blend[1] * 0.5f, v_blend[2] * 0.5f, v_blend[3]);
- else
- glColor4fv (v_blend);
- glVertex2f (-5000, -5000);
- glVertex2f (10000, -5000);
- glVertex2f (-5000, 10000);
- glEnd ();
-
- glEnable (GL_CULL_FACE);
- glEnable (GL_DEPTH_TEST);
- glDisable(GL_BLEND);
- glEnable(GL_TEXTURE_2D);
-}
-
-/*
-================
-R_RenderView
-
-r_refdef must be set before the first call
-================
-*/
-extern void R_Sky(void);
-extern void UploadLightmaps(void);
-extern void R_DrawSurfaces(void);
-extern void R_DrawPortals(void);
-char r_speeds2_string[1024];
-int speedstringcount;
-
-void timestring(int t, char *desc)
-{
- char tempbuf[256];
- int length;
- if (t < 1000000)
- sprintf(tempbuf, " %6ius %s", t, desc);
- else
- sprintf(tempbuf, " %6ims %s", t / 1000, desc);
- length = strlen(tempbuf);
-// while (length < 20)
-// tempbuf[length++] = ' ';
-// tempbuf[length] = 0;
- if (speedstringcount + length > 80)
+ if (ent->flags & EF_ADDITIVE)
{
- strcat(r_speeds2_string, "\n");
- speedstringcount = 0;
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ GL_DepthMask(false);
}
- // skip the space at the beginning if it's the first on the line
- if (speedstringcount == 0)
+ else if (ent->alpha < 1)
{
- strcat(r_speeds2_string, tempbuf + 1);
- speedstringcount = length - 1;
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ GL_DepthMask(false);
}
else
{
- strcat(r_speeds2_string, tempbuf);
- speedstringcount += length;
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_DepthMask(true);
}
-}
-
-#define TIMEREPORT(NAME) \
- if (r_speeds2.value)\
- {\
- temptime = currtime;\
- currtime = Sys_DoubleTime();\
- timestring((int) ((currtime - temptime) * 1000000.0), NAME);\
+ GL_DepthTest(!(ent->effects & EF_NODEPTHTEST));
+ if (fogenabled)
+ {
+ memcpy(color4f, nomodelcolor4f, sizeof(float[6*4]));
+ m.pointer_color = color4f;
+ VectorSubtract(ent->origin, r_vieworigin, diff);
+ f2 = exp(fogdensity/DotProduct(diff, diff));
+ f1 = 1 - f2;
+ for (i = 0, c = color4f;i < 6;i++, c += 4)
+ {
+ c[0] = (c[0] * f1 + fogcolor[0] * f2);
+ c[1] = (c[1] * f1 + fogcolor[1] * f2);
+ c[2] = (c[2] * f1 + fogcolor[2] * f2);
+ c[3] *= ent->alpha;
+ }
}
-
-void R_RenderView (void)
-{
- double starttime, currtime, temptime;
-// if (r_norefresh.value)
-// return;
-
- if (!cl.worldmodel)
- Host_Error ("R_RenderView: NULL worldmodel");
-
- if (r_speeds2.value)
+ else if (ent->alpha != 1)
{
- starttime = currtime = Sys_DoubleTime();
-
- speedstringcount = 0;
- sprintf(r_speeds2_string, "org:'%c%6.2f %c%6.2f %c%6.2f' ang:'%c%3.0f %c%3.0f %c%3.0f' dir:'%c%2.3f %c%2.3f %c%2.3f'\n%6i walls %6i dlitwalls %7i modeltris %7i transpoly\nBSP: %6i faces %6i nodes %6i leafs\n%4i models %4i bmodels %4i sprites %5i particles %3i dlights\n",
- r_origin[0] < 0 ? '-' : ' ', fabs(r_origin[0]), r_origin[1] < 0 ? '-' : ' ', fabs(r_origin[1]), r_origin[2] < 0 ? '-' : ' ', fabs(r_origin[2]), r_refdef.viewangles[0] < 0 ? '-' : ' ', fabs(r_refdef.viewangles[0]), r_refdef.viewangles[1] < 0 ? '-' : ' ', fabs(r_refdef.viewangles[1]), r_refdef.viewangles[2] < 0 ? '-' : ' ', fabs(r_refdef.viewangles[2]), vpn[0] < 0 ? '-' : ' ', fabs(vpn[0]), vpn[1] < 0 ? '-' : ' ', fabs(vpn[1]), vpn[2] < 0 ? '-' : ' ', fabs(vpn[2]),
- c_brush_polys, c_light_polys, c_alias_polys, currenttranspoly,
- c_faces, c_nodes, c_leafs,
- c_models, c_bmodels, c_sprites, c_particles, c_dlights);
+ memcpy(color4f, nomodelcolor4f, sizeof(float[6*4]));
+ m.pointer_color = color4f;
+ for (i = 0, c = color4f;i < 6;i++, c += 4)
+ c[3] *= ent->alpha;
}
else
- starttime = currtime = 0;
-
- R_MoveParticles ();
- R_MoveExplosions();
-
- lighthalf = gl_lightmode.value;
-
- FOG_framebegin();
-
- R_Clear();
- TIMEREPORT("clear ")
-
- // render normal view
-
- R_SetupFrame ();
- R_SetFrustum ();
- R_SetupGL ();
- R_Clip_StartFrame();
-
- R_PrepareEntities();
-
- skypolyclear();
- wallpolyclear();
- transpolyclear();
-
- TIMEREPORT("setup ")
-
- R_DrawWorld ();
- TIMEREPORT("world ")
-
- R_AddModelEntities();
- TIMEREPORT("addmodels")
-
- R_Clip_EndFrame();
- TIMEREPORT("scanedge ")
-
- // now mark the lit surfaces
- R_PushDlights ();
- // yes this does add the world surfaces after the brush models
- R_DrawSurfaces ();
- R_DrawPortals ();
- TIMEREPORT("surfaces ");
-
- UploadLightmaps();
- TIMEREPORT("uploadlmap")
+ m.pointer_color = nomodelcolor4f;
+ R_Mesh_State(&m);
+ R_Mesh_Draw(0, 6, 8, nomodelelements);
+}
- // fogged sky polys, affects depth
- skypolyrender();
+void R_DrawNoModel(entity_render_t *ent)
+{
+ //if ((ent->effects & EF_ADDITIVE) || (ent->alpha < 1))
+ R_MeshQueue_AddTransparent(ent->effects & EF_NODEPTHTEST ? r_vieworigin : ent->origin, R_DrawNoModelCallback, ent, 0);
+ //else
+ // R_DrawNoModelCallback(ent, 0);
+}
- // does not affect depth, draws over the sky polys
- if (currentskypoly)
- R_Sky();
- TIMEREPORT("skypoly ")
+void R_CalcBeam_Vertex3f (float *vert, const vec3_t org1, const vec3_t org2, float width)
+{
+ vec3_t right1, right2, diff, normal;
+
+ VectorSubtract (org2, org1, normal);
+
+ // calculate 'right' vector for start
+ VectorSubtract (r_vieworigin, org1, diff);
+ CrossProduct (normal, diff, right1);
+ VectorNormalize (right1);
+
+ // calculate 'right' vector for end
+ VectorSubtract (r_vieworigin, org2, diff);
+ CrossProduct (normal, diff, right2);
+ VectorNormalize (right2);
+
+ vert[ 0] = org1[0] + width * right1[0];
+ vert[ 1] = org1[1] + width * right1[1];
+ vert[ 2] = org1[2] + width * right1[2];
+ vert[ 3] = org1[0] - width * right1[0];
+ vert[ 4] = org1[1] - width * right1[1];
+ vert[ 5] = org1[2] - width * right1[2];
+ vert[ 6] = org2[0] - width * right2[0];
+ vert[ 7] = org2[1] - width * right2[1];
+ vert[ 8] = org2[2] - width * right2[2];
+ vert[ 9] = org2[0] + width * right2[0];
+ vert[10] = org2[1] + width * right2[1];
+ vert[11] = org2[2] + width * right2[2];
+}
- wallpolyrender();
- TIMEREPORT("wallpoly ")
+float spritetexcoord2f[4*2] = {0, 1, 0, 0, 1, 0, 1, 1};
- GL_DrawDecals();
- TIMEREPORT("ddecal ")
+void R_DrawSprite(int blendfunc1, int blendfunc2, rtexture_t *texture, int depthdisable, const vec3_t origin, const vec3_t left, const vec3_t up, float scalex1, float scalex2, float scaley1, float scaley2, float cr, float cg, float cb, float ca)
+{
+ float diff[3];
+ rmeshstate_t m;
- // don't let sound skip if going slow
- if (!intimerefresh && !r_speeds2.value)
- S_ExtraUpdate ();
+ if (fogenabled)
+ {
+ VectorSubtract(origin, r_vieworigin, diff);
+ ca *= 1 - exp(fogdensity/DotProduct(diff,diff));
+ }
- R_DrawViewModel ();
- R_DrawModels ();
- TIMEREPORT("models ")
+ R_Mesh_Matrix(&r_identitymatrix);
+ GL_BlendFunc(blendfunc1, blendfunc2);
+ GL_DepthMask(false);
+ GL_DepthTest(!depthdisable);
+
+ varray_vertex3f[ 0] = origin[0] + left[0] * scalex2 + up[0] * scaley1;
+ varray_vertex3f[ 1] = origin[1] + left[1] * scalex2 + up[1] * scaley1;
+ varray_vertex3f[ 2] = origin[2] + left[2] * scalex2 + up[2] * scaley1;
+ varray_vertex3f[ 3] = origin[0] + left[0] * scalex2 + up[0] * scaley2;
+ varray_vertex3f[ 4] = origin[1] + left[1] * scalex2 + up[1] * scaley2;
+ varray_vertex3f[ 5] = origin[2] + left[2] * scalex2 + up[2] * scaley2;
+ varray_vertex3f[ 6] = origin[0] + left[0] * scalex1 + up[0] * scaley2;
+ varray_vertex3f[ 7] = origin[1] + left[1] * scalex1 + up[1] * scaley2;
+ varray_vertex3f[ 8] = origin[2] + left[2] * scalex1 + up[2] * scaley2;
+ varray_vertex3f[ 9] = origin[0] + left[0] * scalex1 + up[0] * scaley1;
+ varray_vertex3f[10] = origin[1] + left[1] * scalex1 + up[1] * scaley1;
+ varray_vertex3f[11] = origin[2] + left[2] * scalex1 + up[2] * scaley1;
+
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(texture);
+ m.pointer_texcoord[0] = spritetexcoord2f;
+ m.pointer_vertex = varray_vertex3f;
+ R_Mesh_State(&m);
+ GL_Color(cr, cg, cb, ca);
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+}
- R_DrawParticles ();
- TIMEREPORT("dparticles")
- R_DrawExplosions();
- TIMEREPORT("dexplosion")
+int R_Mesh_AddVertex3f(rmesh_t *mesh, const float *v)
+{
+ int i;
+ float *vertex3f;
+ for (i = 0, vertex3f = mesh->vertex3f;i < mesh->numvertices;i++, vertex3f += 3)
+ if (VectorDistance2(v, vertex3f) < mesh->epsilon2)
+ break;
+ if (i == mesh->numvertices)
+ {
+ if (mesh->numvertices < mesh->maxvertices)
+ {
+ VectorCopy(v, vertex3f);
+ mesh->numvertices++;
+ }
+ return mesh->numvertices;
+ }
+ else
+ return i;
+}
- transpolyrender();
- TIMEREPORT("transpoly ")
+void R_Mesh_AddPolygon3f(rmesh_t *mesh, int numvertices, float *vertex3f)
+{
+ int i;
+ int *e, element[3];
+ element[0] = R_Mesh_AddVertex3f(mesh, vertex3f);vertex3f += 3;
+ element[1] = R_Mesh_AddVertex3f(mesh, vertex3f);vertex3f += 3;
+ e = mesh->element3i + mesh->numtriangles * 3;
+ for (i = 0;i < numvertices - 2;i++, vertex3f += 3)
+ {
+ element[2] = R_Mesh_AddVertex3f(mesh, vertex3f);
+ if (mesh->numtriangles < mesh->maxtriangles)
+ {
+ *e++ = element[0];
+ *e++ = element[1];
+ *e++ = element[2];
+ mesh->numtriangles++;
+ }
+ element[1] = element[2];
+ }
+}
- FOG_frameend();
+void R_Mesh_AddBrushMeshFromPlanes(rmesh_t *mesh, int numplanes, mplane_t *planes)
+{
+ int planenum, planenum2;
+ int w;
+ int tempnumpoints;
+ mplane_t *plane, *plane2;
+ float temppoints[2][256*3];
+ for (planenum = 0, plane = planes;planenum < numplanes;planenum++, plane++)
+ {
+ w = 0;
+ tempnumpoints = 4;
+ PolygonF_QuadForPlane(temppoints[w], plane->normal[0], plane->normal[1], plane->normal[2], plane->normal[3], 1024.0*1024.0*1024.0);
+ for (planenum2 = 0, plane2 = planes;planenum2 < numplanes && tempnumpoints >= 3;planenum2++, plane2++)
+ {
+ if (planenum2 == planenum)
+ continue;
+ PolygonF_Divide(tempnumpoints, temppoints[w], plane2->normal[0], plane2->normal[1], plane2->normal[2], plane2->dist, 1.0/32.0, 0, NULL, NULL, 256, temppoints[!w], &tempnumpoints);
+ w = !w;
+ }
+ if (tempnumpoints < 3)
+ continue;
+ // generate elements forming a triangle fan for this polygon
+ R_Mesh_AddPolygon3f(mesh, tempnumpoints, temppoints[w]);
+ }
+}
- GL_BlendView();
- TIMEREPORT("blend ")
- if (r_speeds2.value)
- timestring((int) ((Sys_DoubleTime() - starttime) * 1000000.0), "total ");
-}
projects / xonotic / darkplaces.git / blobdiff