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ew-engine/mq engine src/gl_rmain.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
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.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// r_main.c
#include "quakedef.h"
// precalculated dot products for quantized angles
extern float r_avertexnormal_dots_mdl[16][256];
extern float r_avertexnormal_dots_md2[16][256];
extern float *shadedots_mdl, *shadedots2_mdl;
extern float *shadedots_md2, *shadedots2_md2;
float lightlerpoffset;
int lastposenum;
int lastposenum0;
void R_LightPoint (vec3_t p);
int playertextures; // up to 16 color translated skins
int c_brush_polys, c_alias_polys;
int r_visframecount; // bumped when going to a new PVS
int r_framecount; // used for dlight push checking
int d_lightstylevalue[256]; // 8.8 fraction of base light value
extern vec3_t lightcolor;
extern vec3_t lightspot;
entity_t r_worldentity;
entity_t *currententity;
// view origin
vec3_t vup;
vec3_t vpn;
vec3_t vright;
vec3_t r_origin;
vec3_t modelorg;
// screen size info
refdef_t r_refdef;
mleaf_t *r_viewleaf, *r_oldviewleaf;
mplane_t frustum[4];
texture_t *r_notexture_mip;
// these are the only functions which are used in this file, rest is in gl_md2 and gl_mdl
void GL_DrawAliasBlendedFrame (int frame, aliashdr_t *paliashdr, entity_t* e);
void GL_DrawAliasBlendedFrame2 (int frame, aliashdr_t *paliashdr, entity_t* e);
void R_SetupQ2AliasFrame (int frame, md2_t *pheader, entity_t *e);
void GL_DrawAliasBlendedShadow (aliashdr_t *paliashdr, int pose1, int pose2, entity_t* e);
void R_SetupBrushPolys (entity_t *e);
void R_AnimateLight (void);
void V_CalcBlend (void);
void R_DrawSpriteModel (entity_t *e);
void R_DrawWorld (void);
void R_DrawWaterSurfaces (void);
void R_DrawParticles (void);
void R_MarkLeaves (void);
void R_DrawGlows (entity_t *e);
cvar_t r_norefresh = {"r_norefresh","0"};
cvar_t r_drawviewmodel = {"r_drawviewmodel","1"};
cvar_t r_speeds = {"r_speeds","0"};
cvar_t r_shadows = {"r_shadows","0", true};
cvar_t r_dynamic = {"r_dynamic","1"};
cvar_t r_novis = {"r_novis","0"};
cvar_t gl_clear = {"gl_clear","0", true};
cvar_t gl_nocolors = {"gl_nocolors","0"};
cvar_t centerfade = {"centerfade", "0", true}; // Tomaz - Fading CenterPrints
cvar_t sbar_alpha = {"sbar_alpha", "1", true}; // Tomaz - Sbar Alpha
cvar_t con_alpha = {"con_alpha", "0.5", true}; // Tomaz - Console Alpha
cvar_t _wave = {"_wave", "0"}; // Tomaz - Water Wave
cvar_t gl_glows = {"gl_glows", "1", true}; // Tomaz - Glow
cvar_t r_bobbing = {"r_bobbing", "1", true}; // Tomaz - Bobbing Items
cvar_t gl_fbr = {"gl_fbr", "1", true}; // Tomaz - Fullbrights
cvar_t impaim = {"impaim", "1", true}; // Tomaz - Improved Aiming
cvar_t gl_particles = {"gl_particles", "1", true}; // Tomaz - Particles
cvar_t print_center_to_console = {"print_center_to_console", "0", true}; // Tomaz - Prints CenerString's to the console
cvar_t gl_particle_fire = {"gl_particle_fire", "1", true}; // Tomaz - Fire Particles
qboolean fog;
float fogstart;
float fogend;
float fogred;
float foggreen;
float fogblue;
/*
=================
R_CullBox
Returns true if the box is completely outside the frustom
=================
*/
qboolean R_CullBox (vec3_t mins, vec3_t maxs)
{
if ((BoxOnPlaneSide (mins, maxs, &frustum[0]) == 2) ||
(BoxOnPlaneSide (mins, maxs, &frustum[1]) == 2) ||
(BoxOnPlaneSide (mins, maxs, &frustum[2]) == 2) ||
(BoxOnPlaneSide (mins, maxs, &frustum[3]) == 2))
return true;
return false;
}
/*
=============
R_BlendedRotateForEntity
=============
*/
void R_BlendedRotateForEntity (entity_t *e, int shadow) // Tomaz - New Shadow
{
float timepassed;
float blend;
vec3_t d;
int i;
// positional interpolation
timepassed = realtime - e->translate_start_time;
if (e->translate_start_time == 0 || timepassed > 1)
{
e->translate_start_time = realtime;
VectorCopy (e->origin, e->origin1);
VectorCopy (e->origin, e->origin2);
}
if (!VectorCompare (e->origin, e->origin2))
{
e->translate_start_time = realtime;
VectorCopy (e->origin2, e->origin1);
VectorCopy (e->origin, e->origin2);
blend = 0;
}
else
{
blend = (timepassed * 10) * slowmo.value; // Tomaz - Speed
if (cl.paused || blend > 1) blend = 1;
}
VectorSubtract (e->origin2, e->origin1, d);
glTranslatef (
e->origin1[0] + (blend * d[0]),
e->origin1[1] + (blend * d[1]),
e->origin1[2] + (blend * d[2]));
// orientation interpolation (Euler angles, yuck!)
timepassed = realtime - e->rotate_start_time;
if (e->rotate_start_time == 0 || timepassed > 1)
{
e->rotate_start_time = realtime;
VectorCopy (e->angles, e->angles1);
VectorCopy (e->angles, e->angles2);
}
if (!VectorCompare (e->angles, e->angles2))
{
e->rotate_start_time = realtime;
VectorCopy (e->angles2, e->angles1);
VectorCopy (e->angles, e->angles2);
blend = 0;
}
else
{
blend = (timepassed * 10) * slowmo.value; // Tomaz - Speed
if (cl.paused || blend > 1) blend = 1;
}
VectorSubtract (e->angles2, e->angles1, d);
// always interpolate along the shortest path
for (i = 0; i < 3; i++)
{
if (d[i] > 180)
{
d[i] -= 360;
}
else if (d[i] < -180)
{
d[i] += 360;
}
}
// Tomaz - New Shadow Begin
glRotatef ( e->angles1[1] + ( blend * d[1]), 0, 0, 1);
if (shadow==0)
{
glRotatef (-e->angles1[0] + (-blend * d[0]), 0, 1, 0);
glRotatef ( e->angles1[2] + ( blend * d[2]), 1, 0, 0);
}
// Tomaz - New Shadow End
glScalef (e->scale, e->scale, e->scale); // Tomaz - QC Scale
}
// Tomaz - Model Transform Interpolation End
/*
=================
R_RotateForEntity
functions used to draw the weapon models, so we don't have that nasty effect
=================
*/
void R_RotateForEntity (entity_t *e, int shadow)
{
glTranslatef (e->origin[0], e->origin[1], e->origin[2]);
glRotatef (e->angles[1], 0, 0, 1);
if (shadow == 0)
{
glRotatef (-e->angles[0], 0, 1, 0);
glRotatef (e->angles[2], 1, 0, 0);
}
glScalef (e->scale, e->scale, e->scale); // Tomaz - QC Scale
}
qboolean weaponmodel = false;
/*
=================
R_DrawAliasModel
Common function used both by mdl and md2, so we put it in gl_rmain
=================
*/
void R_DrawAliasModel (entity_t *e, int cull)
{
int i, lnum, anim;
float add;
md2_t *pheader; // Tomaz - Quake2 Models
vec3_t dist, mins, maxs;
model_t *clmodel;
aliashdr_t *paliashdr;
clmodel = currententity->model;
VectorAdd (currententity->origin, clmodel->mins, mins);
VectorAdd (currententity->origin, clmodel->maxs, maxs);
if (!strcmp (currententity->model->name, "progs/fire.mdl"))
{
R_Fire(currententity, false);
}
if (!strcmp (currententity->model->name, "progs/fire2.mdl"))
{
R_Fire(currententity, true);
return;
}
if (!strcmp (currententity->model->name, "progs/fire3.mdl"))
{
R_BlueFire(currententity, true);
return;
}
if (cull && R_CullBox (mins, maxs))
return;
VectorSubtract (r_origin, currententity->origin, modelorg);
// HACK HACK HACK -- no fullbright colors, so make torches full light
if (clmodel->fullbright)
{
lightcolor[0] = lightcolor[1] = lightcolor[2] = 256 / 200; // Tomaz - Lit Support
}
else
{
float ang_ceil, ang_floor;
//
// get lighting information
//
R_LightPoint(currententity->origin); // Tomaz - Lit Support
for (lnum = 0; lnum < MAX_DLIGHTS; lnum++)
{
if (cl_dlights[lnum].die >= cl.time)
{
VectorSubtract (currententity->origin,
cl_dlights[lnum].origin,
dist);
add = cl_dlights[lnum].radius - Length(dist);
// Tomaz - Lit Support Begin
if (add > 0)
{
lightcolor[0] += add * cl_dlights[lnum].color[0];
lightcolor[1] += add * cl_dlights[lnum].color[1];
lightcolor[2] += add * cl_dlights[lnum].color[2];
}
// Tomaz - Lit Support End
}
}
// add pitch angle so lighting changes when looking up/down (mainly for viewmodel)
lightlerpoffset = e->angles[1] * (16 / 360.0);
ang_ceil = ceil(lightlerpoffset);
ang_floor = floor(lightlerpoffset);
lightlerpoffset = ang_ceil - lightlerpoffset;
shadedots_mdl = r_avertexnormal_dots_mdl[(int)ang_ceil & (16 - 1)];
shadedots_md2 = r_avertexnormal_dots_md2[(int)ang_ceil & (16 - 1)];
shadedots2_mdl = r_avertexnormal_dots_mdl[(int)ang_floor & (16 - 1)];
shadedots2_md2 = r_avertexnormal_dots_md2[(int)ang_floor & (16 - 1)];
// Tomaz - Lit Support Begin
lightcolor[0] = lightcolor[0] * 0.005;
lightcolor[1] = lightcolor[1] * 0.005;
lightcolor[2] = lightcolor[2] * 0.005;
// Tomaz - Lit Support End
if (!lightcolor[0] && !lightcolor[1] && !lightcolor[2])
{
VectorCopy (lightcolor, currententity->last_light);
}
else
{
VectorAdd (lightcolor, currententity->last_light, lightcolor);
VectorScale (lightcolor, 0.5f, lightcolor);
VectorCopy (lightcolor, currententity->last_light);
}
}
//
// locate the proper data
//
if (clmodel->aliastype == ALIASTYPE_MDL)
{
paliashdr = (aliashdr_t *)Mod_Extradata (currententity->model);
c_alias_polys += paliashdr->numtris;
}
else
{
pheader = (md2_t *)Mod_Extradata (currententity->model);
c_alias_polys += pheader->num_tris;
}
//
// draw all the triangles
//
glPushMatrix ();
// prevent viemodels from messing up
if (!weaponmodel)
{
R_BlendedRotateForEntity (e, 0);
}
else
{
R_RotateForEntity (e, 0);
}
if (clmodel->aliastype == ALIASTYPE_MDL)
{
glTranslatef (paliashdr->scale_origin[0], paliashdr->scale_origin[1], paliashdr->scale_origin[2]);
glScalef (paliashdr->scale[0], paliashdr->scale[1], paliashdr->scale[2]);
anim = (int)(cl.time*10) & 3;
glBindTexture (GL_TEXTURE_2D, paliashdr->gl_texturenum[currententity->skinnum][anim]);
glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
// we can't dynamically colormap textures, so they are cached
// seperately for the players. Heads are just uncolored.
if (currententity->colormap != vid.colormap && !gl_nocolors.value)
{
i = currententity - cl_entities;
if (i >= 1 && i<=cl.maxclients /* && !strcmp (currententity->model->name, "progs/player.mdl") */)
glBindTexture (GL_TEXTURE_2D, playertextures - 1 + i);
}
GL_DrawAliasBlendedFrame (currententity->frame, paliashdr, currententity);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
if (paliashdr->fb_texturenum[currententity->skinnum][anim] && gl_fbr.value)
{
glBindTexture (GL_TEXTURE_2D, paliashdr->fb_texturenum[currententity->skinnum][anim]);
GL_DrawAliasBlendedFrame (currententity->frame, paliashdr, currententity);
}
glPopMatrix ();
// Glow flare begin - see gl_flares.c for more info
if (gl_glows.value)
if (clmodel->glow_radius)
R_DrawGlows (currententity);
if (r_shadows.value)
{
if (!clmodel->noshadow)
{
// Tomaz - New Shadow Begin
trace_t downtrace;
vec3_t downmove;
// Tomaz - New Shadow End
glPushMatrix ();
R_BlendedRotateForEntity (e, 1);
VectorCopy (e->origin, downmove);
downmove[2] = downmove[2] - 4096;
memset (&downtrace, 0, sizeof(downtrace));
SV_RecursiveHullCheck (cl.worldmodel->hulls, 0, 0, 1, e->origin, downmove, &downtrace);
glDisable (GL_TEXTURE_2D);
glColor4f (0,0,0,(currententity->alpha - ((mins[2]-downtrace.endpos[2])/60)));
glDepthMask (false);
GL_DrawAliasBlendedShadow (paliashdr, lastposenum0, lastposenum, currententity);
glDepthMask (true);
glEnable (GL_TEXTURE_2D);
glColor4f (1,1,1,1);
glPopMatrix ();
}
}
}
else
{
glBindTexture (GL_TEXTURE_2D, pheader->gl_texturenum[currententity->skinnum]);
R_SetupQ2AliasFrame (currententity->frame, pheader, currententity);
}
glPopMatrix ();
}
//==================================================================================
/*
=============
R_SetupTransEntities
=============
*/
void R_SetupTransEntities (void)
{
int i;
for (i=0 ; i<cl_numvisedicts ; i++)
{
currententity = cl_visedicts[i];
currententity->contents = Mod_PointInLeaf(currententity->origin, cl.worldmodel)->contents;
if ((currententity->model->type == mod_alias) &&
(currententity == &cl_entities[cl.viewentity]))
currententity->angles[0] *= 0.3f;
if ((currententity->alpha > 1) ||
(currententity->alpha <= 0))
currententity->alpha = 1;
if ((currententity->scale > 4) ||
(currententity->scale <= 0))
currententity->scale = 1;
currententity->solid = false;
}
}
/*
=============
R_SortTransEntities
=============
*/
void R_SortTransEntities (void)
{
int i;
float bestdist, dist;
entity_t *bestent;
vec3_t start, test;
VectorCopy(r_refdef.vieworg, start);
transgetent:
bestdist = 0;
for (i=0 ; i<cl_numvisedicts ; i++)
{
currententity = cl_visedicts[i];
if (currententity->solid)
continue;
VectorCopy (currententity->origin, test);
if (currententity->model->type == mod_brush)
{
test[0] += currententity->model->mins[0];
test[1] += currententity->model->mins[1];
test[2] += currententity->model->mins[2];
}
dist = (((test[0] - start[0]) * (test[0] - start[0])) +
((test[1] - start[1]) * (test[1] - start[1])) +
((test[2] - start[2]) * (test[2] - start[2])));
if (dist > bestdist)
{
bestdist = dist;
bestent = currententity;
}
}
if (bestdist == 0)
return;
bestent->solid = true;
currententity = bestent;
switch (currententity->model->type)
{
case mod_alias:
R_DrawAliasModel (currententity, true);
break;
case mod_brush:
R_SetupBrushPolys (currententity);
break;
case mod_sprite:
R_DrawSpriteModel (currententity);
break;
default:
break;
}
goto transgetent;
}
/*
=============
R_DrawViewModel
=============
*/
void R_DrawViewModel (void)
{
if (!r_drawviewmodel.value)
return;
if (chase_active.value)
return;
if (cl.items & IT_INVISIBILITY)
return;
if (cl.stats[STAT_HEALTH] <= 0)
return;
currententity = &cl.viewent;
if (!currententity->model)
return;
// Tomaz - QC Alpha Scale Begin
currententity->alpha = cl_entities[cl.viewentity].alpha;
currententity->scale = cl_entities[cl.viewentity].scale;
if ((currententity->alpha > 1) ||
(currententity->alpha <= 0))
currententity->alpha = 1;
if ((currententity->scale > 4) ||
(currententity->scale <= 0))
currententity->scale = 1;
// Tomaz - QC Alpha Scale End
// hack the depth range to prevent view model from poking into walls
glDepthRange (gldepthmin, gldepthmin + 0.3*(gldepthmax-gldepthmin));
weaponmodel = true;
R_DrawAliasModel (currententity, false);
weaponmodel = false;
glDepthRange (gldepthmin, gldepthmax);
}
extern cvar_t brightness; // muff
// idea originally nicked from LordHavoc
// re-worked + extended - muff 5 Feb 2001
// called inside polyblend
void DoGamma(void)
{
if (brightness.value < 0.2f)
brightness.value = 0.2f;
if (brightness.value >= 1)
{
brightness.value = 1;
return;
}
// believe it or not this actually does brighten the picture!!
glBlendFunc (GL_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA);
glColor4f (1, 1, 1, brightness.value);
glBegin (GL_QUADS);
glVertex3f (10, 100, 100);
glVertex3f (10, -100, 100);
glVertex3f (10, -100, -100);
glVertex3f (10, 100, -100);
// if we do this twice, we double the brightening effect for a wider range of gamma's
glVertex3f (11, 100, 100);
glVertex3f (11, -100, 100);
glVertex3f (11, -100, -100);
glVertex3f (11, 100, -100);
glEnd ();
}
/*
============
R_PolyBlend
============
*/
void R_PolyBlend (void)
{
if (brightness.value == 1 && !v_blend[3])
return;
glDisable (GL_DEPTH_TEST);
glDisable (GL_TEXTURE_2D);
glLoadIdentity ();
glRotatef (-90, 1, 0, 0); // put Z going up
glRotatef (90, 0, 0, 1); // put Z going up
if (v_blend[3])
{
glColor4fv (v_blend);
glBegin (GL_QUADS);
glVertex3f (10, 100, 100);
glVertex3f (10, -100, 100);
glVertex3f (10, -100, -100);
glVertex3f (10, 100, -100);
glEnd ();
}
if (brightness.value != 1)
{
DoGamma();
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
glEnable (GL_TEXTURE_2D);
glEnable (GL_DEPTH_TEST);
}
int SignbitsForPlane (mplane_t *out)
{
int bits, j;
// for fast box on planeside test
bits = 0;
for (j=0 ; j<3 ; j++)
{
if (out->normal[j] < 0)
bits |= 1<<j;
}
return bits;
}
void R_SetFrustum (void)
{
int i;
if (r_refdef.fov_x == 90)
{
// front side is visible
VectorAdd (vpn, vright, frustum[0].normal);
VectorSubtract (vpn, vright, frustum[1].normal);
VectorAdd (vpn, vup, frustum[2].normal);
VectorSubtract (vpn, vup, frustum[3].normal);
}
else
{
RotatePointAroundVector( frustum[0].normal, vup, vpn, -(90-r_refdef.fov_x * 0.5 ) ); // Tomaz - Speed
RotatePointAroundVector( frustum[1].normal, vup, vpn, 90-r_refdef.fov_x * 0.5 ); // Tomaz - Speed
RotatePointAroundVector( frustum[2].normal, vright, vpn, 90-r_refdef.fov_y * 0.5 ); // Tomaz - Speed
RotatePointAroundVector( frustum[3].normal, vright, vpn, -( 90 - r_refdef.fov_y * 0.5 ) ); // Tomaz - Speed
}
for (i=0 ; i<4 ; i++)
{
frustum[i].type = PLANE_ANYZ;
frustum[i].dist = DotProduct (r_origin, frustum[i].normal);
frustum[i].signbits = SignbitsForPlane (&frustum[i]);
}
}
/*
===============
R_SetupFrame
===============
*/
void R_SetupFrame (void)
{
R_AnimateLight ();
r_framecount++;
// build the transformation matrix for the given view angles
VectorCopy (r_refdef.vieworg, r_origin);
AngleVectors (r_refdef.viewangles, vpn, vright, vup);
// current viewleaf
r_oldviewleaf = r_viewleaf;
r_viewleaf = Mod_PointInLeaf (r_origin, cl.worldmodel);
V_SetContentsColor (r_viewleaf->contents);
V_CalcBlend ();
c_brush_polys = 0;
c_alias_polys = 0;
}
void MYgluPerspective( GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar )
{
GLdouble xmin, xmax, ymin, ymax;
ymax = zNear * tan( fovy * 0.008726646259971); // Tomaz Speed
ymin = -ymax;
xmin = ymin * aspect;
xmax = ymax * aspect;
glFrustum( xmin, xmax, ymin, ymax, zNear, zFar );
}
/*
=============
R_SetupGL
=============
*/
void R_SetupGL (void)
{
float screenaspect;
extern int glwidth, glheight;
int x, x2, y2, y, w, h;
//
// 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;
glCullFace (GL_FRONT);
// 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;
glViewport (glx + x, gly + y2, w, h);
screenaspect = (float)r_refdef.vrect.width/r_refdef.vrect.height;
MYgluPerspective (r_refdef.fov_y, screenaspect, 4, 8193);
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
//
glEnable(GL_DEPTH_TEST);
}
/*
=============
R_Clear
=============
*/
void R_Clear (void)
{
if (gl_clear.value)
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
else
glClear (GL_DEPTH_BUFFER_BIT);
gldepthmin = 0;
gldepthmax = 1;
glDepthFunc (GL_LEQUAL);
glDepthRange (gldepthmin, gldepthmax);
}
/*
=============
R_RenderScene
=============
*/
void R_MoveParticles ();
void R_RenderScene (void)
{
vec3_t colors;
double time1, time2;
if (r_norefresh.value)
return;
if (r_speeds.value)
{
glFinish ();
time1 = Sys_FloatTime ();
c_brush_polys = 0;
c_alias_polys = 0;
}
R_SetupFrame ();
R_PushDlights ();
R_SetFrustum ();
R_SetupGL ();
R_MarkLeaves (); // done here so we know if we're in water
R_DrawWorld (); // adds static entities to the list
R_SetupTransEntities ();
R_MoveParticles ();
R_DrawWaterSurfaces ();
R_SortTransEntities ();
R_DrawParticles ();
S_ExtraUpdate (); // don't let sound get messed up if going slow
if (r_speeds.value)
{
time2 = Sys_FloatTime ();
Con_Printf ("%3i ms %4i wpoly %4i epoly\n", (int)((time2-time1)*1000), c_brush_polys, c_alias_polys);
}
glDisable(GL_FOG);
if (fog)
{
glFogi(GL_FOG_MODE, GL_LINEAR);
colors[0] = fogred;
colors[1] = foggreen;
colors[2] = fogblue;
glFogfv(GL_FOG_COLOR, colors);
glFogf(GL_FOG_START, fogstart);
glFogf(GL_FOG_END, fogend);
glEnable(GL_FOG);
}
}
/*
============
R_RenderView
============
*/
void R_RenderView (void)
{
if (!r_worldentity.model || !cl.worldmodel)
Host_Error ("R_RenderView: NULL worldmodel");
R_Clear ();
R_RenderScene();
R_DrawViewModel ();
R_PolyBlend ();
}
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