X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=gl_rmain.c;h=76123a6f450eaef7107c413eba6259f4a22fc77f;hp=448d40542463a9b9bae689719ae477776e38aa5a;hb=1e1dbc1c5b89ae4ab8cdd9b32dc6413c67f5dd84;hpb=96a2420761f2d855cd7950fd3c3b56992456c66a

diff --git a/gl_rmain.c b/gl_rmain.c
index 448d4054..76123a6f 100644
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -20,10 +20,14 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // r_main.c
 
 #include "quakedef.h"
+#include "r_shadow.h"
 
 // used for dlight push checking and other things
 int r_framecount;
 
+// used for visibility checking
+qbyte r_pvsbits[(MAX_MAP_LEAFS+7)>>3];
+
 mplane_t frustum[4];
 
 matrix4x4_t r_identitymatrix;
@@ -35,11 +39,22 @@ qboolean envmap;
 
 float r_farclip;
 
+// forces all rendering to draw triangle outlines
+int r_showtrispass;
+
 // view origin
-vec3_t r_origin;
-vec3_t vpn;
-vec3_t vright;
-vec3_t vup;
+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_width;
+int r_view_height;
+float r_view_fov_x;
+float r_view_fov_y;
+matrix4x4_t r_view_matrix;
 
 //
 // screen size info
@@ -49,16 +64,15 @@ 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_shadows = {CVAR_SAVE, "r_shadows", "0"};
-cvar_t r_shadow_staticworldlights = {0, "r_shadow_staticworldlights", "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_shadow_cull = {0, "r_shadow_cull", "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"};
@@ -70,6 +84,12 @@ 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"};
+
+
 void R_ModulateColors(float *in, float *out, int verts, float r, float g, float b)
 {
 	int i;
@@ -108,22 +128,23 @@ qboolean intimerefresh = 0;
 static void R_TimeRefresh_f (void)
 {
 	int i;
-	float start, stop, time;
+	float timestart, timedelta, oldangles[3];
 
 	intimerefresh = 1;
-	start = Sys_DoubleTime ();
+	VectorCopy(cl.viewangles, oldangles);
+	VectorClear(cl.viewangles);
+
+	timestart = Sys_DoubleTime();
 	for (i = 0;i < 128;i++)
 	{
-		r_refdef.viewangles[0] = 0;
-		r_refdef.viewangles[1] = i/128.0*360.0;
-		r_refdef.viewangles[2] = 0;
+		Matrix4x4_CreateFromQuakeEntity(&r_refdef.viewentitymatrix, r_vieworigin[0], r_vieworigin[1], r_vieworigin[2], 0, i / 128.0 * 360.0, 0, 1);
 		CL_UpdateScreen();
 	}
+	timedelta = Sys_DoubleTime() - timestart;
 
-	stop = Sys_DoubleTime ();
+	VectorCopy(oldangles, cl.viewangles);
 	intimerefresh = 0;
-	time = stop-start;
-	Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
+	Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
 }
 
 vec3_t fogcolor;
@@ -131,7 +152,7 @@ vec_t fogdensity;
 float fog_density, fog_red, fog_green, fog_blue;
 qboolean fogenabled;
 qboolean oldgl_fogenable;
-void R_SetupFog(void)
+void R_UpdateFog(void)
 {
 	if (gamemode == GAME_NEHAHRA)
 	{
@@ -208,9 +229,26 @@ void gl_main_shutdown(void)
 extern void CL_ParseEntityLump(char *entitystring);
 void gl_main_newmap(void)
 {
-	if (cl.worldmodel && cl.worldmodel->entities)
-		CL_ParseEntityLump(cl.worldmodel->entities);
+	int l;
+	char *entities, entname[MAX_QPATH];
 	r_framecount = 1;
+	if (cl.worldmodel)
+	{
+		strcpy(entname, cl.worldmodel->name);
+		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)
@@ -218,45 +256,36 @@ void GL_Main_Init(void)
 	Matrix4x4_CreateIdentity(&r_identitymatrix);
 // FIXME: move this to client?
 	FOG_registercvars();
-	Cmd_AddCommand ("timerefresh", R_TimeRefresh_f);
-	Cvar_RegisterVariable (&r_drawentities);
-	Cvar_RegisterVariable (&r_drawviewmodel);
-	Cvar_RegisterVariable (&r_shadows);
-	Cvar_RegisterVariable (&r_shadow_staticworldlights);
-	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_shadow_cull);
-	if (gamemode == GAME_NEHAHRA || gamemode == GAME_NEXIUZ)
+	Cmd_AddCommand("timerefresh", R_TimeRefresh_f);
+	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);
+	if (gamemode == GAME_NEHAHRA || gamemode == GAME_NEXUIZ || gamemode == GAME_TENEBRAE)
 		Cvar_SetValue("r_fullbrights", 0);
 	R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap);
 }
 
-vec3_t r_farclip_origin;
-vec3_t r_farclip_direction;
-vec_t r_farclip_directiondist;
-vec_t r_farclip_meshfarclip;
-int r_farclip_directionbit0;
-int r_farclip_directionbit1;
-int r_farclip_directionbit2;
-
-// start a farclip measuring session
-void R_FarClip_Start(vec3_t origin, vec3_t direction, vec_t startfarclip)
-{
-	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;
-}
+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
-void R_FarClip_Box(vec3_t mins, vec3_t maxs)
+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]
@@ -267,19 +296,24 @@ void R_FarClip_Box(vec3_t mins, vec3_t maxs)
 }
 
 // return farclip value
-float R_FarClip_Finish(void)
+static float R_FarClip(vec3_t origin, vec3_t direction, vec_t startfarclip)
 {
-	return r_farclip_meshfarclip - r_farclip_directiondist;
-}
+	int i;
 
-/*
-===============
-R_NewMap
-===============
-*/
-void R_NewMap (void)
-{
-	R_Modules_NewMap();
+	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 (cl.worldmodel)
+		R_FarClip_Box(cl.worldmodel->normalmins, cl.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);
@@ -297,6 +331,7 @@ extern void R_Explosion_Init(void);
 extern void ui_init(void);
 extern void gl_backend_init(void);
 extern void Sbar_Init(void);
+extern void R_LightningBeams_Init(void);
 
 void Render_Init(void)
 {
@@ -314,8 +349,10 @@ void Render_Init(void)
 	R_Light_Init();
 	R_Particles_Init();
 	R_Explosion_Init();
-	ui_init();
+	//ui_init();
+	UI_Init();
 	Sbar_Init();
+	R_LightningBeams_Init();
 }
 
 /*
@@ -329,7 +366,7 @@ void GL_Init (void)
 	VID_CheckExtensions();
 
 	// LordHavoc: report supported extensions
-	Con_Printf ("\nengine extensions: %s\n", ENGINE_EXTENSIONS);
+	Con_DPrintf("\nengine extensions: %s\n", ENGINE_EXTENSIONS);
 }
 
 int R_CullBox(const vec3_t mins, const vec3_t maxs)
@@ -379,148 +416,17 @@ int R_CullBox(const vec3_t mins, const vec3_t maxs)
 	return false;
 }
 
-int PVS_CullBox(const vec3_t mins, const vec3_t maxs)
-{
-	int stackpos, sides;
-	mnode_t *node, *stack[4096];
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->pvsframe == cl.worldmodel->pvsframecount)
-				return false;
-		}
-		else
-		{
-			sides = BoxOnPlaneSide(mins, maxs, node->plane);
-			if (sides & 2 && stackpos < 4096)
-				stack[stackpos++] = node->children[1];
-			if (sides & 1 && stackpos < 4096)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
-}
-
-int VIS_CullBox(const vec3_t mins, const vec3_t maxs)
-{
-	int stackpos, sides;
-	mnode_t *node, *stack[4096];
-	if (R_CullBox(mins, maxs))
-		return true;
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->visframe == r_framecount)
-				return false;
-		}
-		else
-		{
-			sides = BoxOnPlaneSide(mins, maxs, node->plane);
-			if (sides & 2 && stackpos < 4096)
-				stack[stackpos++] = node->children[1];
-			if (sides & 1 && stackpos < 4096)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
-}
-
-int R_CullSphere(const vec3_t origin, vec_t radius)
-{
-	return (DotProduct(frustum[0].normal, origin) + radius < frustum[0].dist
-	     || DotProduct(frustum[1].normal, origin) + radius < frustum[1].dist
-	     || DotProduct(frustum[2].normal, origin) + radius < frustum[2].dist
-	     || DotProduct(frustum[3].normal, origin) + radius < frustum[3].dist);
-}
-
-int PVS_CullSphere(const vec3_t origin, vec_t radius)
-{
-	int stackpos;
-	mnode_t *node, *stack[4096];
-	float dist;
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->pvsframe == cl.worldmodel->pvsframecount)
-				return false;
-		}
-		else
-		{
-			dist = PlaneDiff(origin, node->plane);
-			if (dist <= radius)
-				stack[stackpos++] = node->children[1];
-			if (dist >= -radius)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
-}
-
-int VIS_CullSphere(const vec3_t origin, vec_t radius)
-{
-	int stackpos;
-	mnode_t *node, *stack[4096];
-	float dist;
-	if (R_CullSphere(origin, radius))
-		return true;
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->visframe == r_framecount)
-				return false;
-		}
-		else
-		{
-			dist = PlaneDiff(origin, node->plane);
-			if (dist <= radius)
-				stack[stackpos++] = node->children[1];
-			if (dist >= -radius)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
-}
-
-
 //==================================================================================
 
 static void R_MarkEntities (void)
 {
 	int i;
-	vec3_t v;
 	entity_render_t *ent;
 
 	ent = &cl_entities[0].render;
 	Matrix4x4_CreateIdentity(&ent->matrix);
 	Matrix4x4_CreateIdentity(&ent->inversematrix);
 
-	if (cl.worldmodel)
-		R_FarClip_Box(cl.worldmodel->normalmins, cl.worldmodel->normalmaxs);
-
 	if (!r_drawentities.integer)
 		return;
 
@@ -528,35 +434,16 @@ static void R_MarkEntities (void)
 	{
 		ent = r_refdef.entities[i];
 		Mod_CheckLoaded(ent->model);
-
-		// move view-relative models to where they should be
-		if (ent->flags & RENDER_VIEWMODEL)
-		{
-			// remove flag so it will not be repeated incase RelinkEntities is not called again for a while
-			ent->flags -= RENDER_VIEWMODEL;
-			// transform origin
-			VectorCopy(ent->origin, v);
-			ent->origin[0] = v[0] * vpn[0] + v[1] * vright[0] + v[2] * vup[0] + r_origin[0];
-			ent->origin[1] = v[0] * vpn[1] + v[1] * vright[1] + v[2] * vup[1] + r_origin[1];
-			ent->origin[2] = v[0] * vpn[2] + v[1] * vright[2] + v[2] * vup[2] + r_origin[2];
-			// adjust angles
-			VectorAdd(ent->angles, r_refdef.viewangles, ent->angles);
-		}
-
-		VectorCopy(ent->angles, v);
-		if (!ent->model || ent->model->type != mod_brush)
-			v[0] = -v[0];
-		Matrix4x4_CreateFromQuakeEntity(&ent->matrix, ent->origin[0], ent->origin[1], ent->origin[2], v[0], v[1], v[2], ent->scale);
-		Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
+		// 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);
 		R_LerpAnimation(ent);
 		R_UpdateEntLights(ent);
 		if ((chase_active.integer || !(ent->flags & RENDER_EXTERIORMODEL))
-		 && !VIS_CullSphere(ent->origin, (ent->model != NULL ? ent->model->radius : 16) * ent->scale)
-		 && !VIS_CullBox(ent->mins, ent->maxs))
-		{
+		 && !VIS_CullBox(ent->mins, ent->maxs)
+		 && (!envmap || !(ent->flags & (RENDER_VIEWMODEL | RENDER_EXTERIORMODEL))))
 			ent->visframe = r_framecount;
-			R_FarClip_Box(ent->mins, ent->maxs);
-		}
 	}
 }
 
@@ -607,7 +494,7 @@ void R_DrawViewModel (void)
 */
 
 void R_DrawNoModel(entity_render_t *ent);
-void R_DrawModels ()
+void R_DrawModels(void)
 {
 	int i;
 	entity_render_t *ent;
@@ -628,574 +515,82 @@ void R_DrawModels ()
 	}
 }
 
-void R_DrawFakeShadows (void)
+static void R_SetFrustum(void)
 {
-	int i;
-	entity_render_t *ent;
+	// 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);
 
-	ent = &cl_entities[0].render;
-	if (ent->model && ent->model->DrawFakeShadow)
-		ent->model->DrawFakeShadow(ent);
-
-	if (!r_drawentities.integer)
-		return;
-	for (i = 0;i < r_refdef.numentities;i++)
-	{
-		ent = r_refdef.entities[i];
-		if ((ent->flags & RENDER_SHADOW) && ent->model && ent->model->DrawFakeShadow)
-			ent->model->DrawFakeShadow(ent);
-	}
-}
+	// 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.
 
-#include "r_shadow.h"
+	// 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]);
 
-int shadowframecount = 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]);
 
-int Light_CullBox(const vec3_t mins, const vec3_t maxs)
-{
-	int stackpos, sides;
-	mnode_t *node, *stack[4096];
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->worldnodeframe == shadowframecount)
-				return false;
-		}
-		else
-		{
-			sides = BoxOnPlaneSide(mins, maxs, node->plane);
-			if (sides & 2 && stackpos < 4096)
-				stack[stackpos++] = node->children[1];
-			if (sides & 1 && stackpos < 4096)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
-}
+	// 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]);
 
-int LightAndVis_CullBox(const vec3_t mins, const vec3_t maxs)
-{
-	int stackpos, sides;
-	mnode_t *node, *stack[4096];
-	if (R_CullBox(mins, maxs))
-		return true;
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->visframe == r_framecount && ((mleaf_t *)node)->worldnodeframe == shadowframecount)
-				return false;
-		}
-		else
-		{
-			sides = BoxOnPlaneSide(mins, maxs, node->plane);
-			if (sides & 2 && stackpos < 4096)
-				stack[stackpos++] = node->children[1];
-			if (sides & 1 && stackpos < 4096)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
+	// 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]);
 }
 
-int LightAndVis_CullPointCloud(int numpoints, const float *points)
+static void R_BlendView(void)
 {
-	int i;
-	const float *p;
-	int stackpos, sides;
-	mnode_t *node, *stack[4096];
-	//if (R_CullBox(mins, maxs))
-	//	return true;
-	if (cl.worldmodel == NULL)
-		return false;
-	stackpos = 0;
-	stack[stackpos++] = cl.worldmodel->nodes;
-	while (stackpos)
-	{
-		node = stack[--stackpos];
-		if (node->contents < 0)
-		{
-			if (((mleaf_t *)node)->visframe == r_framecount && ((mleaf_t *)node)->worldnodeframe == shadowframecount)
-				return false;
-		}
-		else
-		{
-			sides = 0;
-			for (i = 0, p = points;i < numpoints && sides != 3;i++, p += 3)
-			{
-				if (DotProduct(p, node->plane->normal) < node->plane->dist)
-					sides |= 1;
-				else
-					sides |= 2;
-			}
-			if (sides & 2 && stackpos < 4096)
-				stack[stackpos++] = node->children[1];
-			if (sides & 1 && stackpos < 4096)
-				stack[stackpos++] = node->children[0];
-		}
-	}
-	return true;
-}
-
+	rmeshstate_t m;
+	float r;
+	float vertex3f[3*3];
 
-void R_TestAndDrawShadowVolume(entity_render_t *ent, vec3_t lightorigin, float cullradius, float lightradius, vec3_t lightmins, vec3_t lightmaxs, vec3_t clipmins, vec3_t clipmaxs)
-{
-	vec3_t relativelightorigin;
-	#if 0
-	int i;
-	vec3_t p, p2, temp, relativelightorigin/*, mins, maxs*/;
-	float dist, projectdistance;
-	float points[16][3];
-	#endif
-	// rough checks
-	if (!(ent->flags & RENDER_SHADOW) || ent->model == NULL || ent->model->DrawShadowVolume == NULL)
+	if (r_refdef.viewblend[3] < 0.01f)
 		return;
-	if (r_shadow_cull.integer)
-	{
-		if (ent->maxs[0] < lightmins[0] || ent->mins[0] > lightmaxs[0]
-		 || ent->maxs[1] < lightmins[1] || ent->mins[1] > lightmaxs[1]
-		 || ent->maxs[2] < lightmins[2] || ent->mins[2] > lightmaxs[2]
-		 || Light_CullBox(ent->mins, ent->maxs))
-			return;
-	}
-	#if 0
-	if (r_shadow_cull.integer)
-	{
-		projectdistance = cullradius;
-		// calculate projected bounding box and decide if it is on-screen
-		for (i = 0;i < 8;i++)
-		{
-			temp[0] = i & 1 ? ent->model->normalmaxs[0] : ent->model->normalmins[0];
-			temp[1] = i & 2 ? ent->model->normalmaxs[1] : ent->model->normalmins[1];
-			temp[2] = i & 4 ? ent->model->normalmaxs[2] : ent->model->normalmins[2];
-			Matrix4x4_Transform(&ent->matrix, temp, points[i]);
-			VectorSubtract(points[i], lightorigin, temp);
-			dist = projectdistance / sqrt(DotProduct(temp, temp));
-			VectorMA(points[i], dist, temp, points[i+8]);
-		}
-		if (LightAndVis_CullPointCloud(16, points[0]))
-			return;
-		/*
-		for (i = 0;i < 8;i++)
-		{
-			p2[0] = i & 1 ? ent->model->normalmaxs[0] : ent->model->normalmins[0];
-			p2[1] = i & 2 ? ent->model->normalmaxs[1] : ent->model->normalmins[1];
-			p2[2] = i & 4 ? ent->model->normalmaxs[2] : ent->model->normalmins[2];
-			Matrix4x4_Transform(&ent->matrix, p2, p);
-			VectorSubtract(p, lightorigin, temp);
-			dist = projectdistance / sqrt(DotProduct(temp, temp));
-			VectorMA(p, dist, temp, p2);
-			if (i)
-			{
-				if (mins[0] > p[0]) mins[0] = p[0];if (maxs[0] < p[0]) maxs[0] = p[0];
-				if (mins[1] > p[1]) mins[1] = p[1];if (maxs[1] < p[1]) maxs[1] = p[1];
-				if (mins[2] > p[2]) mins[2] = p[2];if (maxs[2] < p[2]) maxs[2] = p[2];
-			}
-			else
-			{
-				VectorCopy(p, mins);
-				VectorCopy(p, maxs);
-			}
-			if (mins[0] > p2[0]) mins[0] = p2[0];if (maxs[0] < p2[0]) maxs[0] = p2[0];
-			if (mins[1] > p2[1]) mins[1] = p2[1];if (maxs[1] < p2[1]) maxs[1] = p2[1];
-			if (mins[2] > p2[2]) mins[2] = p2[2];if (maxs[2] < p2[2]) maxs[2] = p2[2];
-		}
-		if (mins[0] >= clipmaxs[0] || maxs[0] <= clipmins[0]
-		 || mins[1] >= clipmaxs[1] || maxs[1] <= clipmins[1]
-		 || mins[2] >= clipmaxs[2] || maxs[2] <= clipmins[2]
-		 || LightAndVis_CullBox(mins, maxs))
-			return;
-		*/
-	}
-	#endif
-	Matrix4x4_Transform(&ent->inversematrix, lightorigin, relativelightorigin);
-	ent->model->DrawShadowVolume (ent, relativelightorigin, lightradius);
-}
-
-void R_Shadow_DrawWorldLightShadowVolume(matrix4x4_t *matrix, worldlight_t *light);
-
-#define SHADOWSPHERE_SEGMENTS 16
 
-shadowmesh_t *shadowsphere;
-void R_CreateShadowSphere(void)
-{
-	int i, j;
-	vec3_t angles, angles2, angles3, angles4;
-	float verts[12];
-	shadowsphere = Mod_ShadowMesh_Begin(zonemempool, SHADOWSPHERE_SEGMENTS * SHADOWSPHERE_SEGMENTS / 2);
-	for (i = 0;i < SHADOWSPHERE_SEGMENTS / 2;i++)
-	{
-		for (j = 0;j < SHADOWSPHERE_SEGMENTS;j++)
-		{
-			angles[0] = (i * 360.0f / SHADOWSPHERE_SEGMENTS) + 90.0f;
-			angles[1] = j * 360.0f / SHADOWSPHERE_SEGMENTS;
-			angles[2] = 0;
-			VectorCopy(angles, angles2);
-			VectorCopy(angles, angles3);
-			VectorCopy(angles, angles4);
-			angles2[1] += 360.0f / SHADOWSPHERE_SEGMENTS;
-			angles3[0] += 360.0f / SHADOWSPHERE_SEGMENTS;
-			angles3[1] += 360.0f / SHADOWSPHERE_SEGMENTS;
-			angles4[0] += 360.0f / SHADOWSPHERE_SEGMENTS;
-			AngleVectorsFLU(angles, verts, NULL, NULL);
-			AngleVectorsFLU(angles2, verts + 9, NULL, NULL);
-			AngleVectorsFLU(angles3, verts + 6, NULL, NULL);
-			AngleVectorsFLU(angles4, verts + 3, NULL, NULL);
-			VectorScale(&verts[0], 1.0f, &verts[0]);
-			VectorScale(&verts[3], 1.0f, &verts[3]);
-			VectorScale(&verts[6], 1.0f, &verts[6]);
-			VectorScale(&verts[9], 1.0f, &verts[9]);
-			Mod_ShadowMesh_AddPolygon(zonemempool, shadowsphere, 4, verts);
-		}
-	}
-	shadowsphere = Mod_ShadowMesh_Finish(zonemempool, shadowsphere);
-}
+	R_Mesh_Matrix(&r_identitymatrix);
 
+	memset(&m, 0, sizeof(m));
+	m.pointer_vertex = vertex3f;
+	R_Mesh_State(&m);
 
-void R_DrawShadowSphere(vec3_t origin, float cullradius, float lightradius)
-{
-	shadowmesh_t *mesh;
-	matrix4x4_t matrix;
-	if (!shadowsphere)
-		R_CreateShadowSphere();
-	Matrix4x4_CreateScale(&matrix, lightradius);
-	Matrix4x4_ConcatTranslate(&matrix, origin[0], origin[1], origin[2]);
-	R_Mesh_Matrix(&matrix);
-	for (mesh = shadowsphere;mesh;mesh = mesh->next)
-	{
-		memcpy(varray_vertex, mesh->verts, mesh->numverts * sizeof(float[4]));
-		R_Shadow_RenderVolume(mesh->numverts, mesh->numtriangles, mesh->elements);
-	}
-	Matrix4x4_CreateScale(&matrix, -cullradius);
-	Matrix4x4_ConcatTranslate(&matrix, origin[0], origin[1], origin[2]);
-	R_Mesh_Matrix(&matrix);
-	for (mesh = shadowsphere;mesh;mesh = mesh->next)
-	{
-		memcpy(varray_vertex, mesh->verts, mesh->numverts * sizeof(float[4]));
-		R_Shadow_RenderVolume(mesh->numverts, mesh->numtriangles, mesh->elements);
-	}
+	GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+	GL_DepthMask(true);
+	GL_DepthTest(false); // magic
+	GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
+	r = 64;
+	vertex3f[0] = r_vieworigin[0] + r_viewforward[0] * 1.5 + r_viewleft[0] * r - r_viewup[0] * r;
+	vertex3f[1] = r_vieworigin[1] + r_viewforward[1] * 1.5 + r_viewleft[1] * r - r_viewup[1] * r;
+	vertex3f[2] = r_vieworigin[2] + r_viewforward[2] * 1.5 + r_viewleft[2] * r - r_viewup[2] * r;
+	vertex3f[3] = r_vieworigin[0] + r_viewforward[0] * 1.5 + r_viewleft[0] * r + r_viewup[0] * r * 3;
+	vertex3f[4] = r_vieworigin[1] + r_viewforward[1] * 1.5 + r_viewleft[1] * r + r_viewup[1] * r * 3;
+	vertex3f[5] = r_vieworigin[2] + r_viewforward[2] * 1.5 + r_viewleft[2] * r + r_viewup[2] * r * 3;
+	vertex3f[6] = r_vieworigin[0] + r_viewforward[0] * 1.5 - r_viewleft[0] * r * 3 - r_viewup[0] * r;
+	vertex3f[7] = r_vieworigin[1] + r_viewforward[1] * 1.5 - r_viewleft[1] * r * 3 - r_viewup[1] * r;
+	vertex3f[8] = r_vieworigin[2] + r_viewforward[2] * 1.5 - r_viewleft[2] * r * 3 - r_viewup[2] * r;
+	R_Mesh_Draw(3, 1, polygonelements);
 }
 
-extern void R_Model_Brush_DrawLightForSurfaceList(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, msurface_t **surflist, int numsurfaces);
-void R_ShadowVolumeLighting (int visiblevolumes)
+void R_UpdateWorld(void)
 {
-	int i;
-	entity_render_t *ent;
-	int lnum;
-	float f, lightradius, cullradius;
-	vec3_t relativelightorigin, relativeeyeorigin, lightcolor, clipmins, clipmaxs;
-	worldlight_t *wl;
-	//mlight_t *sl;
-	rdlight_t *rd;
-	rmeshstate_t m;
-	mleaf_t *leaf;
-
-	if (visiblevolumes)
-	{
-		memset(&m, 0, sizeof(m));
-		m.blendfunc1 = GL_ONE;
-		m.blendfunc2 = GL_ONE;
-		if (r_shadow_realtime.integer >= 3)
-			m.depthdisable = true;
-		R_Mesh_State(&m);
-		qglDisable(GL_CULL_FACE);
-		GL_Color(0.0 * r_colorscale, 0.0125 * r_colorscale, 0.1 * r_colorscale, 1);
-	}
-	else
-		R_Shadow_Stage_Begin();
-	shadowframecount++;
-	for (lnum = 0, wl = r_shadow_worldlightchain;wl;wl = wl->next, lnum++)
-	{
-		if (d_lightstylevalue[wl->style] <= 0)
-			continue;
-		cullradius = wl->cullradius;
-		lightradius = wl->lightradius;
-		if (R_CullSphere(wl->origin, lightradius))
-			continue;
-		//if (R_CullBox(wl->mins, wl->maxs) || R_CullSphere(wl->origin, lightradius))
-		//	continue;
-		//if (VIS_CullBox(wl->mins, wl->maxs) || VIS_CullSphere(wl->origin, lightradius))
-		//	continue;
-		if (r_shadow_debuglight.integer >= 0 && lnum != r_shadow_debuglight.integer)
-			continue;
-
-		if (cl.worldmodel != NULL)
-		{
-			for (i = 0;i < wl->numleafs;i++)
-				if (wl->leafs[i]->visframe == r_framecount)
-					break;
-			if (i == wl->numleafs)
-				continue;
-			leaf = wl->leafs[i++];
-			VectorCopy(leaf->mins, clipmins);
-			VectorCopy(leaf->maxs, clipmaxs);
-			for (i++;i < wl->numleafs;i++)
-			{
-				leaf = wl->leafs[i];
-				if (leaf->visframe == r_framecount)
-				{
-					if (clipmins[0] > leaf->mins[0]) clipmins[0] = leaf->mins[0];
-					if (clipmaxs[0] < leaf->maxs[0]) clipmaxs[0] = leaf->maxs[0];
-					if (clipmins[1] > leaf->mins[1]) clipmins[1] = leaf->mins[1];
-					if (clipmaxs[1] < leaf->maxs[1]) clipmaxs[1] = leaf->maxs[1];
-					if (clipmins[2] > leaf->mins[2]) clipmins[2] = leaf->mins[2];
-					if (clipmaxs[2] < leaf->maxs[2]) clipmaxs[2] = leaf->maxs[2];
-				}
-			}
-			if (clipmins[0] < wl->mins[0]) clipmins[0] = wl->mins[0];
-			if (clipmins[1] < wl->mins[1]) clipmins[1] = wl->mins[1];
-			if (clipmins[2] < wl->mins[2]) clipmins[2] = wl->mins[2];
-			if (clipmaxs[0] > wl->maxs[0]) clipmaxs[0] = wl->maxs[0];
-			if (clipmaxs[1] > wl->maxs[1]) clipmaxs[1] = wl->maxs[1];
-			if (clipmaxs[2] > wl->maxs[2]) clipmaxs[2] = wl->maxs[2];
-		}
-		else
-		{
-			VectorCopy(wl->mins, clipmins);
-			VectorCopy(wl->maxs, clipmaxs);
-		}
-
-		if (R_Shadow_ScissorForBBoxAndSphere(clipmins, clipmaxs, wl->origin, wl->cullradius))
-			continue;
-
-		// mark the leafs we care about so only things in those leafs will matter
-		if (cl.worldmodel != NULL)
-			for (i = 0;i < wl->numleafs;i++)
-				wl->leafs[i]->worldnodeframe = shadowframecount;
-
-		f = d_lightstylevalue[wl->style] * (1.0f / 256.0f);
-		VectorScale(wl->light, f, lightcolor);
-		if (wl->selected)
-		{
-			f = 2 + sin(realtime * M_PI * 4.0);
-			VectorScale(lightcolor, f, lightcolor);
-		}
-
-		if (wl->castshadows)
-		{
-			if (!visiblevolumes)
-				R_Shadow_Stage_ShadowVolumes();
-			ent = &cl_entities[0].render;
-			if (wl->shadowvolume && r_shadow_staticworldlights.integer)
-				R_Shadow_DrawWorldLightShadowVolume(&ent->matrix, wl);
-			else
-				R_TestAndDrawShadowVolume(ent, wl->origin, cullradius, lightradius, wl->mins, wl->maxs, clipmins, clipmaxs);
-			if (r_drawentities.integer)
-				for (i = 0;i < r_refdef.numentities;i++)
-					R_TestAndDrawShadowVolume(r_refdef.entities[i], wl->origin, cullradius, lightradius, wl->mins, wl->maxs, clipmins, clipmaxs);
-		}
-
-		if (!visiblevolumes)
-		{
-			if (wl->castshadows)
-				R_Shadow_Stage_LightWithShadows();
-			else
-				R_Shadow_Stage_LightWithoutShadows();
-			ent = &cl_entities[0].render;
-			if (ent->model && ent->model->DrawLight)
-			{
-				Matrix4x4_Transform(&ent->inversematrix, wl->origin, relativelightorigin);
-				Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
-				if (wl->numsurfaces)
-					R_Model_Brush_DrawLightForSurfaceList(ent, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, wl->surfaces, wl->numsurfaces);
-				else
-					ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor);
-			}
-			if (r_drawentities.integer)
-			{
-				for (i = 0;i < r_refdef.numentities;i++)
-				{
-					ent = r_refdef.entities[i];
-					if (ent->visframe == r_framecount && ent->model && ent->model->DrawLight
-					 && ent->maxs[0] >= wl->mins[0] && ent->mins[0] <= wl->maxs[0]
-					 && ent->maxs[1] >= wl->mins[1] && ent->mins[1] <= wl->maxs[1]
-					 && ent->maxs[2] >= wl->mins[2] && ent->mins[2] <= wl->maxs[2]
-					 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
-					{
-						Matrix4x4_Transform(&ent->inversematrix, wl->origin, relativelightorigin);
-						Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
-						ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor);
-					}
-				}
-			}
-		}
-	}
-	/*
-	for (lnum = 0, sl = cl.worldmodel->lights;lnum < cl.worldmodel->numlights;lnum++, sl++)
-	{
-		if (d_lightstylevalue[sl->style] <= 0)
-			continue;
-		if (r_shadow_debuglight.integer >= 0 && lnum != r_shadow_debuglight.integer)
-			continue;
-		cullradius = sl->cullradius;
-		lightradius = sl->lightradius;
-		if (VIS_CullBox(sl->mins, sl->maxs) || VIS_CullSphere(sl->origin, lightradius))
-			continue;
-
-		f = d_lightstylevalue[sl->style] * (1.0f / 32768.0f);
-		VectorScale(sl->light, f, lightcolor);
-
-		if (!visiblevolumes)
-			R_Shadow_Stage_ShadowVolumes();
-		if (sl->shadowvolume && r_shadow_staticworldlights.integer)
-			R_DrawWorldLightShadowVolume(&cl_entities[0].render.matrix, sl->shadowvolume);
-		else
-			R_TestAndDrawShadowVolume(&cl_entities[0].render, sl->origin, cullradius, lightradius);
-		if (r_drawentities.integer)
-		{
-			for (i = 0;i < r_refdef.numentities;i++)
-			{
-				ent = r_refdef.entities[i];
-				if (ent->maxs[0] >= sl->mins[0] && ent->mins[0] <= sl->maxs[0]
-				 && ent->maxs[1] >= sl->mins[1] && ent->mins[1] <= sl->maxs[1]
-				 && ent->maxs[2] >= sl->mins[2] && ent->mins[2] <= sl->maxs[2]
-				 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
-					R_TestAndDrawShadowVolume(r_refdef.entities[i], sl->origin, cullradius, lightradius);
-			}
-		}
+	if (!r_refdef.entities/* || !cl.worldmodel*/)
+		return; //Host_Error ("R_RenderView: NULL worldmodel");
 
-		if (!visiblevolumes)
-		{
-			R_Shadow_Stage_Light();
-			ent = &cl_entities[0].render;
-			if (ent->model && ent->model->DrawLight)
-			{
-				Matrix4x4_Transform(&ent->inversematrix, sl->origin, relativelightorigin);
-				Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
-				ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius, sl->distbias, sl->subtract, lightcolor);
-			}
-			if (r_drawentities.integer)
-			{
-				for (i = 0;i < r_refdef.numentities;i++)
-				{
-					ent = r_refdef.entities[i];
-					if (ent->visframe == r_framecount && ent->model && ent->model->DrawLight
-					 && ent->maxs[0] >= sl->mins[0] && ent->mins[0] <= sl->maxs[0]
-					 && ent->maxs[1] >= sl->mins[1] && ent->mins[1] <= sl->maxs[1]
-					 && ent->maxs[2] >= sl->mins[2] && ent->mins[2] <= sl->maxs[2]
-					 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
-					{
-						Matrix4x4_Transform(&ent->inversematrix, sl->origin, relativelightorigin);
-						Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
-						ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius, sl->distbias, sl->subtract, lightcolor);
-					}
-				}
-			}
-		}
-	}
-	*/
-	for (lnum = 0, rd = r_dlight;lnum < r_numdlights;lnum++, rd++)
+	if (r_shadow_realtime_world.integer && !gl_stencil)
 	{
-		cullradius = rd->cullradius;
-		lightradius = rd->cullradius;
-		if (VIS_CullSphere(rd->origin, lightradius))
-			continue;
-
-		VectorScale(rd->light, (1.0f / 8192.0f), lightcolor);
-		clipmins[0] = rd->origin[0] - cullradius;
-		clipmins[1] = rd->origin[1] - cullradius;
-		clipmins[2] = rd->origin[2] - cullradius;
-		clipmaxs[0] = rd->origin[0] + cullradius;
-		clipmaxs[1] = rd->origin[1] + cullradius;
-		clipmaxs[2] = rd->origin[2] + cullradius;
-
-		if (R_Shadow_ScissorForBBoxAndSphere(clipmins, clipmaxs, rd->origin, rd->cullradius))
-			continue;
-
-		if (!visiblevolumes)
-			R_Shadow_Stage_ShadowVolumes();
-		ent = &cl_entities[0].render;
-		R_TestAndDrawShadowVolume(ent, rd->origin, cullradius, lightradius, clipmins, clipmaxs, clipmins, clipmaxs);
-		if (r_drawentities.integer)
-		{
-			for (i = 0;i < r_refdef.numentities;i++)
-			{
-				ent = r_refdef.entities[i];
-				if (ent != rd->ent)
-					R_TestAndDrawShadowVolume(ent, rd->origin, cullradius, lightradius, clipmins, clipmaxs, clipmins, clipmaxs);
-			}
-		}
-
-		if (!visiblevolumes)
-		{
-			R_Shadow_Stage_LightWithShadows();
-			ent = &cl_entities[0].render;
-			if (ent->model && ent->model->DrawLight)
-			{
-				Matrix4x4_Transform(&ent->inversematrix, rd->origin, relativelightorigin);
-				Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
-				ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor);
-			}
-			if (r_drawentities.integer)
-			{
-				for (i = 0;i < r_refdef.numentities;i++)
-				{
-					ent = r_refdef.entities[i];
-					if (ent->visframe == r_framecount && ent->model && ent->model->DrawLight
-					 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
-					{
-						Matrix4x4_Transform(&ent->inversematrix, rd->origin, relativelightorigin);
-						Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
-						ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor);
-					}
-				}
-			}
-		}
+		Con_Print("Realtime world lighting requires 32bit color; turning off r_shadow_realtime_world, please type vid_bitsperpixel 32;vid_restart and try again\n");
+		Cvar_SetValueQuick(&r_shadow_realtime_world, 0);
 	}
 
-	if (!visiblevolumes)
-		R_Shadow_Stage_End();
-	qglEnable(GL_CULL_FACE);
-	qglDisable(GL_SCISSOR_TEST);
-}
-
-static void R_SetFrustum (void)
-{
-	// 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 VPN right by FOV_X/2 degrees
-	RotatePointAroundVector( frustum[0].normal, vup, vpn, -(90-r_refdef.fov_x / 2 ) );
-	frustum[0].dist = DotProduct (r_origin, frustum[0].normal);
-	PlaneClassify(&frustum[0]);
-
-	// rotate VPN left by FOV_X/2 degrees
-	RotatePointAroundVector( frustum[1].normal, vup, vpn, 90-r_refdef.fov_x / 2 );
-	frustum[1].dist = DotProduct (r_origin, frustum[1].normal);
-	PlaneClassify(&frustum[1]);
-
-	// rotate VPN up by FOV_X/2 degrees
-	RotatePointAroundVector( frustum[2].normal, vright, vpn, 90-r_refdef.fov_y / 2 );
-	frustum[2].dist = DotProduct (r_origin, frustum[2].normal);
-	PlaneClassify(&frustum[2]);
-
-	// rotate VPN down by FOV_X/2 degrees
-	RotatePointAroundVector( frustum[3].normal, vright, vpn, -( 90 - r_refdef.fov_y / 2 ) );
-	frustum[3].dist = DotProduct (r_origin, frustum[3].normal);
-	PlaneClassify(&frustum[3]);
-}
-
-/*
-===============
-R_SetupFrame
-===============
-*/
-static void R_SetupFrame (void)
-{
-// don't allow cheats in multiplayer
-	if (cl.maxclients > 1)
+	// don't allow cheats in multiplayer
+	if (!cl.islocalgame)
 	{
 		if (r_fullbright.integer != 0)
 			Cvar_Set ("r_fullbright", "0");
@@ -1203,122 +598,96 @@ static void R_SetupFrame (void)
 			Cvar_Set ("r_ambient", "0");
 	}
 
-	r_framecount++;
-
-// build the transformation matrix for the given view angles
-	VectorCopy (r_refdef.vieworg, r_origin);
-
-	AngleVectors (r_refdef.viewangles, vpn, vright, vup);
-
-	R_AnimateLight ();
+	R_Textures_Frame();
+	R_UpdateFog();
+	R_UpdateLights();
 }
 
-
-static void R_BlendView(void)
-{
-	rmeshstate_t m;
-	float r;
-
-	if (r_refdef.viewblend[3] < 0.01f)
-		return;
-
-	memset(&m, 0, sizeof(m));
-	m.blendfunc1 = GL_SRC_ALPHA;
-	m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-	m.depthdisable = true; // magic
-	R_Mesh_Matrix(&r_identitymatrix);
-	R_Mesh_State(&m);
-
-	r = 64000;
-	varray_vertex[0] = r_origin[0] + vpn[0] * 1.5 - vright[0] * r - vup[0] * r;
-	varray_vertex[1] = r_origin[1] + vpn[1] * 1.5 - vright[1] * r - vup[1] * r;
-	varray_vertex[2] = r_origin[2] + vpn[2] * 1.5 - vright[2] * r - vup[2] * r;
-	r *= 3;
-	varray_vertex[4] = varray_vertex[0] + vup[0] * r;
-	varray_vertex[5] = varray_vertex[1] + vup[1] * r;
-	varray_vertex[6] = varray_vertex[2] + vup[2] * r;
-	varray_vertex[8] = varray_vertex[0] + vright[0] * r;
-	varray_vertex[9] = varray_vertex[1] + vright[1] * r;
-	varray_vertex[10] = varray_vertex[2] + vright[2] * r;
-	GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
-	R_Mesh_Draw(3, 1, polygonelements);
-}
+void R_RenderScene(void);
 
 /*
 ================
 R_RenderView
-
-r_refdef must be set before the first call
 ================
 */
-extern void R_DrawLightningBeams (void);
-void R_RenderView (void)
+void R_RenderView(void)
 {
-	entity_render_t *world;
 	if (!r_refdef.entities/* || !cl.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_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_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 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);
+	R_ClearScreen();
+	R_TimeReport("setup");
 
-	if (r_shadow_realtime.integer == 1)
-	{
-		if (!gl_texturecubemap)
-		{
-			Con_Printf("Cubemap texture support not detected, turning off r_shadow_realtime\n");
-			Cvar_SetValueQuick(&r_shadow_realtime, 0);
-		}
-		else if (!gl_dot3arb)
-		{
-			Con_Printf("Bumpmapping support not detected, turning off r_shadow_realtime\n");
-			Cvar_SetValueQuick(&r_shadow_realtime, 0);
-		}
-		else if (!gl_stencil)
-		{
-			Con_Printf("Stencil not enabled, turning off r_shadow_realtime, please type vid_stencil 1;vid_bitsperpixel 32;vid_restart and try again\n");
-			Cvar_SetValueQuick(&r_shadow_realtime, 0);
-		}
-		else if (!gl_combine.integer)
-		{
-			Con_Printf("Combine disabled, please turn on gl_combine, turning off r_shadow_realtime\n");
-			Cvar_SetValueQuick(&r_shadow_realtime, 0);
-		}
-	}
+	qglDepthFunc(GL_LEQUAL);
+	qglPolygonOffset(0, 0);
+	qglEnable(GL_POLYGON_OFFSET_FILL);
 
-	R_Shadow_UpdateLightingMode();
+	R_RenderScene();
 
-	world = &cl_entities[0].render;
+	qglPolygonOffset(0, 0);
+	qglDisable(GL_POLYGON_OFFSET_FILL);
 
-	// FIXME: move to client
-	R_MoveExplosions();
-	R_TimeReport("mexplosion");
+	R_BlendView();
+	R_TimeReport("blendview");
+	
+	GL_Scissor(0, 0, vid.realwidth, vid.realheight);
+	GL_ScissorTest(false);
+}
+
+extern void R_DrawLightningBeams (void);
+void R_RenderScene(void)
+{
+	entity_render_t *world;
+	
+	// don't let sound skip if going slow
+	if (!intimerefresh && !r_speeds.integer)
+		S_ExtraUpdate ();
+
+	r_framecount++;
+
+	GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
 
-	R_Textures_Frame();
-	R_SetupFrame();
 	R_SetFrustum();
-	R_SetupFog();
+
+	r_farclip = R_FarClip(r_vieworigin, r_viewforward, 768.0f) + 256.0f;
+	if (gl_stencil && ((r_shadow_realtime_world.integer && r_shadow_worldshadows.integer) || ((r_shadow_realtime_world.integer || r_shadow_realtime_dlight.integer) && r_shadow_dlightshadows.integer)))
+		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);
+
+	GL_SetupView_Orientation_FromEntity(&r_view_matrix);
+
 	R_SkyStartFrame();
-	R_BuildLightList();
-	R_TimeReport("setup");
 
+	if (cl.worldmodel && cl.worldmodel->brush.FatPVS)
+		cl.worldmodel->brush.FatPVS(cl.worldmodel, r_vieworigin, 2, r_pvsbits, sizeof(r_pvsbits));
+	world = &cl_entities[0].render;
 	R_WorldVisibility(world);
 	R_TimeReport("worldvis");
 
-	R_FarClip_Start(r_origin, vpn, 768.0f);
 	R_MarkEntities();
-	r_farclip = R_FarClip_Finish() + 256.0f;
 	R_TimeReport("markentity");
 
-	GL_SetupView_ViewPort(r_refdef.x, r_refdef.y, r_refdef.width, r_refdef.height);
-	if (r_shadow_lightingmode > 0)
-		GL_SetupView_Mode_PerspectiveInfiniteFarClip(r_refdef.fov_x, r_refdef.fov_y, 1.0f);
-	else
-		GL_SetupView_Mode_Perspective(r_refdef.fov_x, r_refdef.fov_y, 1.0f, r_farclip);
-	GL_SetupView_Orientation_FromEntity (r_refdef.vieworg, r_refdef.viewangles);
-	qglDepthFunc(GL_LEQUAL);
-
-	R_Mesh_Start();
 	R_MeshQueue_BeginScene();
 
 	R_Shadow_UpdateWorldLightSelection();
 
+	// don't let sound skip if going slow
+	if (!intimerefresh && !r_speeds.integer)
+		S_ExtraUpdate ();
+
 	if (R_DrawBrushModelsSky())
 		R_TimeReport("bmodelsky");
 
@@ -1330,20 +699,24 @@ void R_RenderView (void)
 	if (!intimerefresh && !r_speeds.integer)
 		S_ExtraUpdate ();
 
-	R_DrawModels(r_shadow_lightingmode > 0);
+	GL_ShowTrisColor(0, 0.015, 0, 1);
+
+	R_DrawModels();
 	R_TimeReport("models");
 
-	if (r_shadows.integer == 1 && r_shadow_lightingmode <= 0)
-	{
-		R_DrawFakeShadows();
-		R_TimeReport("fakeshadow");
-	}
+	// don't let sound skip if going slow
+	if (!intimerefresh && !r_speeds.integer)
+		S_ExtraUpdate ();
 
-	if (r_shadow_lightingmode > 0)
-	{
-		R_ShadowVolumeLighting(false);
-		R_TimeReport("dynlight");
-	}
+	GL_ShowTrisColor(0, 0, 0.033, 1);
+	R_ShadowVolumeLighting(false);
+	R_TimeReport("rtlights");
+
+	// don't let sound skip if going slow
+	if (!intimerefresh && !r_speeds.integer)
+		S_ExtraUpdate ();
+
+	GL_ShowTrisColor(0.1, 0, 0, 1);
 
 	R_DrawLightningBeams();
 	R_TimeReport("lightning");
@@ -1363,126 +736,148 @@ void R_RenderView (void)
 	R_DrawWorldCrosshair();
 	R_TimeReport("crosshair");
 
-	R_BlendView();
-	R_TimeReport("blendview");
-
 	R_MeshQueue_Render();
 	R_MeshQueue_EndScene();
-	if (r_shadow_realtime.integer >= 2)
+
+	if (r_shadow_visiblevolumes.integer && !r_showtrispass)
 	{
 		R_ShadowVolumeLighting(true);
 		R_TimeReport("shadowvolume");
 	}
-	R_Mesh_Finish();
-	R_TimeReport("meshfinish");
+
+	GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
+
+	// don't let sound skip if going slow
+	if (!intimerefresh && !r_speeds.integer)
+		S_ExtraUpdate ();
 }
 
 /*
 void R_DrawBBoxMesh(vec3_t mins, vec3_t maxs, float cr, float cg, float cb, float ca)
 {
 	int i;
-	float *v, *c, f1, f2, diff[3];
+	float *v, *c, f1, f2, diff[3], vertex3f[8*3], color4f[8*4];
 	rmeshstate_t m;
-	m.blendfunc1 = GL_SRC_ALPHA;
-	m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
+	GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+	GL_DepthMask(false);
+	GL_DepthTest(true);
 	R_Mesh_Matrix(&r_identitymatrix);
-	R_Mesh_State(&m);
 
-	varray_vertex[ 0] = mins[0];varray_vertex[ 1] = mins[1];varray_vertex[ 2] = mins[2];
-	varray_vertex[ 4] = maxs[0];varray_vertex[ 5] = mins[1];varray_vertex[ 6] = mins[2];
-	varray_vertex[ 8] = mins[0];varray_vertex[ 9] = maxs[1];varray_vertex[10] = mins[2];
-	varray_vertex[12] = maxs[0];varray_vertex[13] = maxs[1];varray_vertex[14] = mins[2];
-	varray_vertex[16] = mins[0];varray_vertex[17] = mins[1];varray_vertex[18] = maxs[2];
-	varray_vertex[20] = maxs[0];varray_vertex[21] = mins[1];varray_vertex[22] = maxs[2];
-	varray_vertex[24] = mins[0];varray_vertex[25] = maxs[1];varray_vertex[26] = maxs[2];
-	varray_vertex[28] = maxs[0];varray_vertex[29] = maxs[1];varray_vertex[30] = maxs[2];
-	R_FillColors(varray_color, 8, cr * r_colorscale, cg * r_colorscale, cb * r_colorscale, ca);
+	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 = varray_vertex, c = varray_color;i < 8;i++, v += 4, c += 4)
+		for (i = 0, v = vertex, c = color;i < 8;i++, v += 4, c += 4)
 		{
-			VectorSubtract(v, r_origin, diff);
+			VectorSubtract(v, r_vieworigin, diff);
 			f2 = exp(fogdensity/DotProduct(diff, diff));
 			f1 = 1 - f2;
-			f2 *= r_colorscale;
 			c[0] = c[0] * f1 + fogcolor[0] * f2;
 			c[1] = c[1] * f1 + fogcolor[1] * f2;
 			c[2] = c[2] * f1 + fogcolor[2] * f2;
 		}
 	}
-	GL_UseColorArray();
+	memset(&m, 0, sizeof(m));
+	m.pointer_vertex = vertex3f;
+	m.pointer_color = color;
+	R_Mesh_State(&m);
 	R_Mesh_Draw(8, 12);
 }
 */
 
+int nomodelelements[24] =
+{
+	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] =
+{
+	-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, element[24];
+	int i;
 	float f1, f2, *c, diff[3];
+	float color4f[6*4];
 	rmeshstate_t m;
+	R_Mesh_Matrix(&ent->matrix);
+
 	memset(&m, 0, sizeof(m));
+	m.pointer_vertex = nomodelvertex3f;
+
 	if (ent->flags & EF_ADDITIVE)
 	{
-		m.blendfunc1 = GL_SRC_ALPHA;
-		m.blendfunc2 = GL_ONE;
+		GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+		GL_DepthMask(false);
 	}
 	else if (ent->alpha < 1)
 	{
-		m.blendfunc1 = GL_SRC_ALPHA;
-		m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
+		GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+		GL_DepthMask(false);
 	}
 	else
 	{
-		m.blendfunc1 = GL_ONE;
-		m.blendfunc2 = GL_ZERO;
+		GL_BlendFunc(GL_ONE, GL_ZERO);
+		GL_DepthMask(true);
 	}
-	R_Mesh_Matrix(&ent->matrix);
-	R_Mesh_State(&m);
-
-	element[ 0] = 5;element[ 1] = 2;element[ 2] = 0;
-	element[ 3] = 5;element[ 4] = 1;element[ 5] = 2;
-	element[ 6] = 5;element[ 7] = 0;element[ 8] = 3;
-	element[ 9] = 5;element[10] = 3;element[11] = 1;
-	element[12] = 0;element[13] = 2;element[14] = 4;
-	element[15] = 2;element[16] = 1;element[17] = 4;
-	element[18] = 3;element[19] = 0;element[20] = 4;
-	element[21] = 1;element[22] = 3;element[23] = 4;
-	varray_vertex[ 0] = -16;varray_vertex[ 1] =   0;varray_vertex[ 2] =   0;
-	varray_vertex[ 4] =  16;varray_vertex[ 5] =   0;varray_vertex[ 6] =   0;
-	varray_vertex[ 8] =   0;varray_vertex[ 9] = -16;varray_vertex[10] =   0;
-	varray_vertex[12] =   0;varray_vertex[13] =  16;varray_vertex[14] =   0;
-	varray_vertex[16] =   0;varray_vertex[17] =   0;varray_vertex[18] = -16;
-	varray_vertex[20] =   0;varray_vertex[21] =   0;varray_vertex[22] =  16;
-	varray_color[ 0] = 0.00f * r_colorscale;varray_color[ 1] = 0.00f * r_colorscale;varray_color[ 2] = 0.50f * r_colorscale;varray_color[ 3] = ent->alpha;
-	varray_color[ 4] = 0.00f * r_colorscale;varray_color[ 5] = 0.00f * r_colorscale;varray_color[ 6] = 0.50f * r_colorscale;varray_color[ 7] = ent->alpha;
-	varray_color[ 8] = 0.00f * r_colorscale;varray_color[ 9] = 0.50f * r_colorscale;varray_color[10] = 0.00f * r_colorscale;varray_color[11] = ent->alpha;
-	varray_color[12] = 0.00f * r_colorscale;varray_color[13] = 0.50f * r_colorscale;varray_color[14] = 0.00f * r_colorscale;varray_color[15] = ent->alpha;
-	varray_color[16] = 0.50f * r_colorscale;varray_color[17] = 0.00f * r_colorscale;varray_color[18] = 0.00f * r_colorscale;varray_color[19] = ent->alpha;
-	varray_color[20] = 0.50f * r_colorscale;varray_color[21] = 0.00f * r_colorscale;varray_color[22] = 0.00f * r_colorscale;varray_color[23] = ent->alpha;
+	GL_DepthTest(true);
 	if (fogenabled)
 	{
-		VectorSubtract(ent->origin, r_origin, diff);
+		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 = varray_color;i < 6;i++, c += 4)
+		for (i = 0, c = color4f;i < 6;i++, c += 4)
 		{
-			c[0] = (c[0] * f1 + fogcolor[0] * f2) * r_colorscale;
-			c[1] = (c[1] * f1 + fogcolor[1] * f2) * r_colorscale;
-			c[2] = (c[2] * f1 + fogcolor[2] * f2) * r_colorscale;
+			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;
 		}
 	}
-	else
+	else if (ent->alpha != 1)
 	{
-		for (i = 0, c = varray_color;i < 6;i++, c += 4)
-		{
-			c[0] *= r_colorscale;
-			c[1] *= r_colorscale;
-			c[2] *= r_colorscale;
-		}
+		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;
 	}
-	GL_UseColorArray();
-	R_Mesh_Draw(6, 8, element);
+	else
+		m.pointer_color = nomodelcolor4f;
+	R_Mesh_State(&m);
+	R_Mesh_Draw(6, 8, nomodelelements);
 }
 
 void R_DrawNoModel(entity_render_t *ent)
@@ -1493,7 +888,7 @@ void R_DrawNoModel(entity_render_t *ent)
 	//	R_DrawNoModelCallback(ent, 0);
 }
 
-void R_CalcBeamVerts (float *vert, const vec3_t org1, const vec3_t org2, float width)
+void R_CalcBeam_Vertex3f (float *vert, const vec3_t org1, const vec3_t org2, float width)
 {
 	vec3_t right1, right2, diff, normal;
 
@@ -1501,25 +896,66 @@ void R_CalcBeamVerts (float *vert, const vec3_t org1, const vec3_t org2, float w
 	VectorNormalizeFast (normal);
 
 	// calculate 'right' vector for start
-	VectorSubtract (r_origin, org1, diff);
+	VectorSubtract (r_vieworigin, org1, diff);
 	VectorNormalizeFast (diff);
 	CrossProduct (normal, diff, right1);
 
 	// calculate 'right' vector for end
-	VectorSubtract (r_origin, org2, diff);
+	VectorSubtract (r_vieworigin, org2, diff);
 	VectorNormalizeFast (diff);
 	CrossProduct (normal, diff, right2);
 
 	vert[ 0] = org1[0] + width * right1[0];
 	vert[ 1] = org1[1] + width * right1[1];
 	vert[ 2] = org1[2] + width * right1[2];
-	vert[ 4] = org1[0] - width * right1[0];
-	vert[ 5] = org1[1] - width * right1[1];
-	vert[ 6] = org1[2] - width * right1[2];
-	vert[ 8] = org2[0] - width * right2[0];
-	vert[ 9] = org2[1] - width * right2[1];
-	vert[10] = org2[2] - width * right2[2];
-	vert[12] = org2[0] + width * right2[0];
-	vert[13] = org2[1] + width * right2[1];
-	vert[14] = org2[2] + width * right2[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];
 }
+
+float spritetexcoord2f[4*2] = {0, 1, 0, 0, 1, 0, 1, 1};
+
+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;
+
+	if (fogenabled)
+	{
+		VectorSubtract(origin, r_vieworigin, diff);
+		ca *= 1 - exp(fogdensity/DotProduct(diff,diff));
+	}
+
+	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(4, 2, polygonelements);
+}
+