/*
================
R_RenderScene
RI.refdef must be set before the first call
================
*/
void R_RenderScene( const ref_params_t *fd )
{
RI.refdef = *fd;
if( !cl.worldmodel && RI.drawWorld )
Host_Error( "R_RenderScene: NULL worldmodel\n" );
R_PushDlights();
R_SetupFrame();
R_SetupFrustum();
R_SetupGL();
R_Clear( ~0 );
R_MarkLeaves();
R_CheckFog();
R_DrawWorld();
CL_ExtraUpdate (); // don't let sound get messed up if going slow
R_DrawEntitiesOnList();
R_DrawWaterSurfaces();
R_EndGL();
}
/*
================
R_RenderView
r_refdef must be set before the first call
================
*/
void R_RenderView (void)
{
double time1 = 0.0;
double time2;
GLfloat colors[4] = {(GLfloat) 0.0, (GLfloat) 0.0, (GLfloat) 1, (GLfloat) 0.20};
if (r_norefresh.value)
return;
if (!r_worldentity.model || !cl.worldmodel)
Sys_Error ("R_RenderView: NULL worldmodel");
if (r_speeds.value)
{
glFinish ();
time1 = Sys_FloatTime ();
c_brush_polys = 0;
c_alias_polys = 0;
}
mirror = false;
if (gl_finish.value)
glFinish ();
R_Clear ();
// render normal view
/***** Experimental silly looking fog ******
****** Use r_fullbright if you enable ******
glFogi(GL_FOG_MODE, GL_LINEAR);
glFogfv(GL_FOG_COLOR, colors);
glFogf(GL_FOG_END, 512.0);
glEnable(GL_FOG);
********************************************/
R_RenderScene ();
R_DrawViewModel ();
R_DrawWaterSurfaces ();
// More fog right here :)
// glDisable(GL_FOG);
// End of all fog code...
// render mirror view
R_Mirror ();
R_PolyBlend ();
if (r_speeds.value)
{
// glFinish ();
time2 = Sys_FloatTime ();
Con_Printf ("%3i ms %4i wpoly %4i epoly\n", (int)((time2-time1)*1000), c_brush_polys, c_alias_polys);
}
}
/*
================
R_RenderView
r_refdef must be set before the first call
================
*/
void R_RenderView (void)
{
double time1 = 0, time2;
if (r_norefresh.value)
return;
if (!r_worldentity.model || !cl.worldmodel)
Sys_Error ("R_RenderView: NULL worldmodel");
if (r_speeds.value)
{
glFinish ();
time1 = Sys_DoubleTime ();
c_brush_polys = 0;
c_alias_polys = 0;
}
mirror = false;
if (gl_finish.value)
glFinish ();
R_Clear ();
// render normal view
R_RenderScene ();
R_DrawViewModel ();
R_DrawWaterSurfaces ();
// render mirror view
// R_Mirror ();
R_PolyBlend ();
if (r_speeds.value)
{
// glFinish ();
time2 = Sys_DoubleTime ();
Con_Printf ("%3i ms %4i wpoly %4i epoly\n", (int)((time2-time1)*1000), c_brush_polys, c_alias_polys);
}
}
/*
=============
R_Mirror
=============
*/
void R_Mirror (void)
{
float d;
msurface_t *s;
entity_t *ent;
if (!mirror)
return;
memcpy (r_base_world_matrix, r_world_matrix, sizeof(r_base_world_matrix));
d = DotProduct (r_refdef.vieworg, mirror_plane->normal) - mirror_plane->dist;
VectorMA (r_refdef.vieworg, -2*d, mirror_plane->normal, r_refdef.vieworg);
d = DotProduct (vpn, mirror_plane->normal);
VectorMA (vpn, -2*d, mirror_plane->normal, vpn);
r_refdef.viewangles[0] = -asin (vpn[2])/M_PI*180;
r_refdef.viewangles[1] = atan2 (vpn[1], vpn[0])/M_PI*180;
r_refdef.viewangles[2] = -r_refdef.viewangles[2];
ent = &cl_entities[cl.viewentity];
if (cl_numvisedicts < MAX_VISEDICTS)
{
cl_visedicts[cl_numvisedicts] = ent;
cl_numvisedicts++;
}
gldepthmin = 0.5;
gldepthmax = 1;
glDepthRange (gldepthmin, gldepthmax);
glDepthFunc (GL_LEQUAL);
R_RenderScene ();
R_DrawWaterSurfaces ();
gldepthmin = 0;
gldepthmax = 0.5;
glDepthRange (gldepthmin, gldepthmax);
glDepthFunc (GL_LEQUAL);
// blend on top
glEnable (GL_BLEND);
glMatrixMode(GL_PROJECTION);
if (mirror_plane->normal[2])
glScalef (1,-1,1);
else
glScalef (-1,1,1);
glCullFace(GL_FRONT);
glMatrixMode(GL_MODELVIEW);
glLoadMatrixf (r_base_world_matrix);
glColor4f (1,1,1,r_mirroralpha.value);
s = cl.worldmodel->textures[mirrortexturenum]->texturechain;
for ( ; s ; s=s->texturechain)
R_RenderBrushPoly (s);
cl.worldmodel->textures[mirrortexturenum]->texturechain = NULL;
glDisable (GL_BLEND);
glColor4f (1,1,1,1);
}
