X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=gl_rmain.c;h=b35afafc5a01b393cb3bd2a61586ae0a560d560a;hb=224f9edae92441767654e2c10eb568bb91f86eb1;hp=b16a2bda9d66f3d0f51518fa74c030e928e3b219;hpb=dbce962f09403fd5888d0bd858ceefc90bc3ea2b;p=xonotic%2Fdarkplaces.git

diff --git a/gl_rmain.c b/gl_rmain.c
index b16a2bda..b35afafc 100644
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -26,6 +26,8 @@ int r_framecount;
 
 mplane_t frustum[4];
 
+matrix4x4_t r_identitymatrix;
+
 int 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
@@ -49,11 +51,14 @@ unsigned short d_lightstylevalue[256];
 
 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 gl_fogenable = {0, "gl_fogenable", "0"};
 cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25"};
@@ -121,8 +126,6 @@ static void R_TimeRefresh_f (void)
 	Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
 }
 
-extern cvar_t r_drawportals;
-
 vec3_t fogcolor;
 vec_t fogdensity;
 float fog_density, fog_red, fog_green, fog_blue;
@@ -212,18 +215,22 @@ void gl_main_newmap(void)
 
 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);
-	if (gamemode == GAME_NEHAHRA)
+	Cvar_RegisterVariable (&r_shadow_cull);
+	if (gamemode == GAME_NEHAHRA || gamemode == GAME_NEXIUZ)
 		Cvar_SetValue("r_fullbrights", 0);
 	R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap);
 }
@@ -279,6 +286,7 @@ extern void R_Textures_Init(void);
 extern void Mod_RenderInit(void);
 extern void GL_Draw_Init(void);
 extern void GL_Main_Init(void);
+extern void R_Shadow_Init(void);
 extern void GL_Models_Init(void);
 extern void R_Sky_Init(void);
 extern void GL_Surf_Init(void);
@@ -288,16 +296,17 @@ extern void R_Particles_Init(void);
 extern void R_Explosion_Init(void);
 extern void ui_init(void);
 extern void gl_backend_init(void);
+extern void Sbar_Init(void);
 
 void Render_Init(void)
 {
-	R_Modules_Shutdown();
 	R_Textures_Init();
 	Mod_RenderInit();
 	gl_backend_init();
 	R_MeshQueue_Init();
 	GL_Draw_Init();
 	GL_Main_Init();
+	R_Shadow_Init();
 	GL_Models_Init();
 	R_Sky_Init();
 	GL_Surf_Init();
@@ -306,7 +315,7 @@ void Render_Init(void)
 	R_Particles_Init();
 	R_Explosion_Init();
 	ui_init();
-	R_Modules_Start();
+	Sbar_Init();
 }
 
 /*
@@ -321,9 +330,179 @@ void GL_Init (void)
 
 	// LordHavoc: report supported extensions
 	Con_Printf ("\nengine extensions: %s\n", ENGINE_EXTENSIONS);
+}
 
-	qglCullFace(GL_FRONT);
-	qglEnable(GL_TEXTURE_2D);
+int R_CullBox(const vec3_t mins, const vec3_t maxs)
+{
+	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;
+}
+
+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;
 }
 
 
@@ -332,7 +511,6 @@ void GL_Init (void)
 static void R_MarkEntities (void)
 {
 	int i;
-	vec3_t v;
 	entity_render_t *ent;
 
 	ent = &cl_entities[0].render;
@@ -349,33 +527,19 @@ 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);
-		}
-
-		if (R_CullBox(ent->mins, ent->maxs))
-			continue;
-
-		ent->visframe = r_framecount;
-		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);
-		R_FarClip_Box(ent->mins, ent->maxs);
+		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))
+		{
+			ent->visframe = r_framecount;
+			R_FarClip_Box(ent->mins, ent->maxs);
+		}
 	}
 }
 
@@ -401,8 +565,32 @@ int R_DrawBrushModelsSky (void)
 	return sky;
 }
 
+/*
+=============
+R_DrawViewModel
+=============
+*/
+/*
+void R_DrawViewModel (void)
+{
+	entity_render_t *ent;
+
+	// FIXME: move these checks to client
+	if (!r_drawviewmodel.integer || chase_active.integer || envmap || !r_drawentities.integer || cl.items & IT_INVISIBILITY || cl.stats[STAT_HEALTH] <= 0 || !cl.viewent.render.model)
+		return;
+
+	ent = &cl.viewent.render;
+	Mod_CheckLoaded(ent->model);
+	R_LerpAnimation(ent);
+	Matrix4x4_CreateFromQuakeEntity(&ent->matrix, ent->origin[0], ent->origin[1], ent->origin[2], -ent->angles[0], ent->angles[1], ent->angles[2], ent->scale);
+	Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
+	R_UpdateEntLights(ent);
+	ent->model->Draw(ent);
+}
+*/
+
 void R_DrawNoModel(entity_render_t *ent);
-void R_DrawModels (void)
+void R_DrawModels ()
 {
 	int i;
 	entity_render_t *ent;
@@ -415,61 +603,495 @@ void R_DrawModels (void)
 		ent = r_refdef.entities[i];
 		if (ent->visframe == r_framecount)
 		{
-			if (ent->model)
-			{
-				if (ent->model->Draw)
-					ent->model->Draw(ent);
-			}
+			if (ent->model && ent->model->Draw != NULL)
+				ent->model->Draw(ent);
 			else
 				R_DrawNoModel(ent);
 		}
 	}
 }
 
-/*
-=============
-R_DrawViewModel
-=============
-*/
-void R_DrawViewModel (void)
+void R_DrawFakeShadows (void)
 {
+	int i;
 	entity_render_t *ent;
 
-	// FIXME: move these checks to client
-	if (!r_drawviewmodel.integer || chase_active.integer || envmap || !r_drawentities.integer || cl.items & IT_INVISIBILITY || cl.stats[STAT_HEALTH] <= 0 || !cl.viewent.render.model)
+	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);
+	}
+}
 
-	ent = &cl.viewent.render;
-	Mod_CheckLoaded(ent->model);
-	R_LerpAnimation(ent);
-	Matrix4x4_CreateFromQuakeEntity(&ent->matrix, ent->origin[0], ent->origin[1], ent->origin[2], -ent->angles[0], ent->angles[1], ent->angles[2], ent->scale);
-	Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
-	R_UpdateEntLights(ent);
-	ent->model->Draw(ent);
+#include "r_shadow.h"
+
+int shadowframecount = 0;
+
+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;
 }
 
-static void R_SetFrustum (void)
+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;
+}
+
+int LightAndVis_CullPointCloud(int numpoints, const float *points)
+{
+	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;
+}
+
+
+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 temp;
+	float dist, projectdistance;
+	float points[16][3];
+	#endif
+	// rough checks
+	if (!(ent->flags & RENDER_SHADOW) || ent->model == NULL || ent->model->DrawShadowVolume == NULL)
+		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);
+
+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, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz);
+void R_ShadowVolumeLighting (int visiblevolumes)
 {
 	int i;
+	entity_render_t *ent;
+	int lnum;
+	float f, lightradius, cullradius;
+	vec3_t relativelightorigin, relativeeyeorigin, lightcolor, clipmins, clipmaxs;
+	worldlight_t *wl;
+	rdlight_t *rd;
+	rmeshstate_t m;
+	mleaf_t *leaf;
+	matrix4x4_t matrix;
+	matrix4x4_t matrix_worldtofilter, matrix_worldtoattenuationxyz, matrix_worldtoattenuationz;
+	matrix4x4_t matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz;
+
+	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;
+		if (R_CullBox(wl->mins, wl->maxs))
+		//if (R_CullSphere(wl->origin, cullradius))
+			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;
+
+		cullradius = wl->cullradius;
+		lightradius = wl->lightradius;
+
+		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 < 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 (clipmaxs[0] > wl->maxs[0]) clipmaxs[0] = wl->maxs[0];
+			if (clipmins[1] < wl->mins[1]) clipmins[1] = wl->mins[1];
+			if (clipmaxs[1] > wl->maxs[1]) clipmaxs[1] = wl->maxs[1];
+			if (clipmins[2] < wl->mins[2]) clipmins[2] = wl->mins[2];
+			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))
+		if (R_CullBox(clipmins, clipmaxs) || R_Shadow_ScissorForBBox(clipmins, clipmaxs))
+			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();
+
+			// calculate world to filter matrix
+			Matrix4x4_CreateFromQuakeEntity(&matrix, wl->origin[0], wl->origin[1], wl->origin[2], wl->angles[0], wl->angles[1], wl->angles[2], lightradius);
+			Matrix4x4_Invert_Simple(&matrix_worldtofilter, &matrix);
+			// calculate world to attenuationxyz/xy matrix
+			Matrix4x4_CreateFromQuakeEntity(&matrix, 0.5, 0.5, 0.5, 0, 0, 0, 0.5);
+			Matrix4x4_Concat(&matrix_worldtoattenuationxyz, &matrix, &matrix_worldtofilter);
+			// calculate world to attenuationz matrix
+			matrix.m[0][0] = 0;matrix.m[0][1] = 0;matrix.m[0][2] = 0.5;matrix.m[0][3] = 0.5;
+			matrix.m[1][0] = 0;matrix.m[1][1] = 0;matrix.m[1][2] = 0  ;matrix.m[1][3] = 0.5;
+			matrix.m[2][0] = 0;matrix.m[2][1] = 0;matrix.m[2][2] = 0  ;matrix.m[2][3] = 0.5;
+			matrix.m[3][0] = 0;matrix.m[3][1] = 0;matrix.m[3][2] = 0  ;matrix.m[3][3] = 1;
+			Matrix4x4_Concat(&matrix_worldtoattenuationz, &matrix, &matrix_worldtofilter);
+
+			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);
+				Matrix4x4_Concat(&matrix_modeltofilter, &matrix_worldtofilter, &ent->matrix);
+				Matrix4x4_Concat(&matrix_modeltoattenuationxyz, &matrix_worldtoattenuationxyz, &ent->matrix);
+				Matrix4x4_Concat(&matrix_modeltoattenuationz, &matrix_worldtoattenuationz, &ent->matrix);
+				if (wl->numsurfaces)
+					R_Model_Brush_DrawLightForSurfaceList(ent, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, wl->surfaces, wl->numsurfaces, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
+				else
+					ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
+			}
+			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] >= clipmins[0] && ent->mins[0] <= clipmaxs[0]
+					 && ent->maxs[1] >= clipmins[1] && ent->mins[1] <= clipmaxs[1]
+					 && ent->maxs[2] >= clipmins[2] && ent->mins[2] <= clipmaxs[2]
+					 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
+					{
+						Matrix4x4_Transform(&ent->inversematrix, wl->origin, relativelightorigin);
+						Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
+						Matrix4x4_Concat(&matrix_modeltofilter, &matrix_worldtofilter, &ent->matrix);
+						Matrix4x4_Concat(&matrix_modeltoattenuationxyz, &matrix_worldtoattenuationxyz, &ent->matrix);
+						Matrix4x4_Concat(&matrix_modeltoattenuationz, &matrix_worldtoattenuationz, &ent->matrix);
+						ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
+					}
+				}
+			}
+		}
+	}
+	for (lnum = 0, rd = r_dlight;lnum < r_numdlights;lnum++, rd++)
+	{
+		lightradius = rd->cullradius;
+		clipmins[0] = rd->origin[0] - lightradius;
+		clipmins[1] = rd->origin[1] - lightradius;
+		clipmins[2] = rd->origin[2] - lightradius;
+		clipmaxs[0] = rd->origin[0] + lightradius;
+		clipmaxs[1] = rd->origin[1] + lightradius;
+		clipmaxs[2] = rd->origin[2] + lightradius;
+		if (VIS_CullBox(clipmins, clipmaxs))
+			continue;
+
+		//if (R_Shadow_ScissorForBBoxAndSphere(clipmins, clipmaxs, rd->origin, cullradius))
+		if (R_Shadow_ScissorForBBox(clipmins, clipmaxs))
+			continue;
+
+		if (!visiblevolumes)
+			R_Shadow_Stage_ShadowVolumes();
+
+		cullradius = RadiusFromBoundsAndOrigin(clipmins, clipmaxs, rd->origin);
+		VectorScale(rd->light, (1.0f / 4096.0f), lightcolor);
+
+		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();
+
+			// calculate world to filter matrix
+			Matrix4x4_CreateFromQuakeEntity(&matrix, rd->origin[0], rd->origin[1], rd->origin[2], 0, 0, 0, lightradius);
+			Matrix4x4_Invert_Simple(&matrix_worldtofilter, &matrix);
+			// calculate world to attenuationxyz/xy matrix
+			Matrix4x4_CreateFromQuakeEntity(&matrix, 0.5, 0.5, 0.5, 0, 0, 0, 0.5);
+			Matrix4x4_Concat(&matrix_worldtoattenuationxyz, &matrix, &matrix_worldtofilter);
+			// calculate world to attenuationz matrix
+			matrix.m[0][0] = 0;matrix.m[0][1] = 0;matrix.m[0][2] = 0.5;matrix.m[0][3] = 0.5;
+			matrix.m[1][0] = 0;matrix.m[1][1] = 0;matrix.m[1][2] = 0  ;matrix.m[1][3] = 0.5;
+			matrix.m[2][0] = 0;matrix.m[2][1] = 0;matrix.m[2][2] = 0  ;matrix.m[2][3] = 0.5;
+			matrix.m[3][0] = 0;matrix.m[3][1] = 0;matrix.m[3][2] = 0  ;matrix.m[3][3] = 1;
+			Matrix4x4_Concat(&matrix_worldtoattenuationz, &matrix, &matrix_worldtofilter);
+
+			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);
+				Matrix4x4_Concat(&matrix_modeltofilter, &matrix_worldtofilter, &ent->matrix);
+				Matrix4x4_Concat(&matrix_modeltoattenuationxyz, &matrix_worldtoattenuationxyz, &ent->matrix);
+				Matrix4x4_Concat(&matrix_modeltoattenuationz, &matrix_worldtoattenuationz, &ent->matrix);
+				ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
+			}
+			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] >= clipmins[0] && ent->mins[0] <= clipmaxs[0]
+					 && ent->maxs[1] >= clipmins[1] && ent->mins[1] <= clipmaxs[1]
+					 && ent->maxs[2] >= clipmins[2] && ent->mins[2] <= clipmaxs[2]
+					 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
+					{
+						Matrix4x4_Transform(&ent->inversematrix, rd->origin, relativelightorigin);
+						Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
+						Matrix4x4_Concat(&matrix_modeltofilter, &matrix_worldtofilter, &ent->matrix);
+						Matrix4x4_Concat(&matrix_modeltoattenuationxyz, &matrix_worldtoattenuationxyz, &ent->matrix);
+						Matrix4x4_Concat(&matrix_modeltoattenuationz, &matrix_worldtoattenuationz, &ent->matrix);
+						ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
+					}
+				}
+			}
+		}
+	}
 
+	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 ) );
-
-	for (i = 0;i < 4;i++)
-	{
-		frustum[i].type = PLANE_ANYZ;
-		frustum[i].dist = DotProduct (r_origin, frustum[i].normal);
-		PlaneClassify(&frustum[i]);
-	}
+	frustum[3].dist = DotProduct (r_origin, frustum[3].normal);
+	PlaneClassify(&frustum[3]);
 }
 
 /*
@@ -501,7 +1123,7 @@ static void R_SetupFrame (void)
 
 static void R_BlendView(void)
 {
-	rmeshbufferinfo_t m;
+	rmeshstate_t m;
 	float r;
 
 	if (r_refdef.viewblend[3] < 0.01f)
@@ -511,31 +1133,22 @@ static void R_BlendView(void)
 	m.blendfunc1 = GL_SRC_ALPHA;
 	m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
 	m.depthdisable = true; // magic
-	m.numtriangles = 1;
-	m.numverts = 3;
-	Matrix4x4_CreateIdentity(&m.matrix);
-	if (R_Mesh_Draw_GetBuffer(&m, false))
-	{
-		m.index[0] = 0;
-		m.index[1] = 1;
-		m.index[2] = 2;
-		m.color[0] = m.color[4] = m.color[8] = r_refdef.viewblend[0];
-		m.color[1] = m.color[5] = m.color[9] = r_refdef.viewblend[1];
-		m.color[2] = m.color[6] = m.color[10] = r_refdef.viewblend[2];
-		m.color[3] = m.color[7] = m.color[11] = r_refdef.viewblend[3];
-		r = 64000;
-		m.vertex[0] = r_origin[0] + vpn[0] * 1.5 - vright[0] * r - vup[0] * r;
-		m.vertex[1] = r_origin[1] + vpn[1] * 1.5 - vright[1] * r - vup[1] * r;
-		m.vertex[2] = r_origin[2] + vpn[2] * 1.5 - vright[2] * r - vup[2] * r;
-		r *= 3;
-		m.vertex[4] = m.vertex[0] + vup[0] * r;
-		m.vertex[5] = m.vertex[1] + vup[1] * r;
-		m.vertex[6] = m.vertex[2] + vup[2] * r;
-		m.vertex[8] = m.vertex[0] + vright[0] * r;
-		m.vertex[9] = m.vertex[1] + vright[1] * r;
-		m.vertex[10] = m.vertex[2] + vright[2] * r;
-		R_Mesh_Render();
-	}
+	R_Mesh_Matrix(&r_identitymatrix);
+	R_Mesh_State(&m);
+
+	R_Mesh_GetSpace(3);
+	r = 64000;
+	varray_vertex3f[0] = r_origin[0] + vpn[0] * 1.5 - vright[0] * r - vup[0] * r;
+	varray_vertex3f[1] = r_origin[1] + vpn[1] * 1.5 - vright[1] * r - vup[1] * r;
+	varray_vertex3f[2] = r_origin[2] + vpn[2] * 1.5 - vright[2] * r - vup[2] * r;
+	varray_vertex3f[3] = r_origin[0] + vpn[0] * 1.5 - vright[0] * r + vup[0] * r * 3;
+	varray_vertex3f[4] = r_origin[1] + vpn[1] * 1.5 - vright[1] * r + vup[1] * r * 3;
+	varray_vertex3f[5] = r_origin[2] + vpn[2] * 1.5 - vright[2] * r + vup[2] * r * 3;
+	varray_vertex3f[6] = r_origin[0] + vpn[0] * 1.5 + vright[0] * r * 3 - vup[0] * r;
+	varray_vertex3f[7] = r_origin[1] + vpn[1] * 1.5 + vright[1] * r * 3 - vup[1] * r;
+	varray_vertex3f[8] = r_origin[2] + vpn[2] * 1.5 + vright[2] * r * 3 - vup[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);
 }
 
 /*
@@ -545,12 +1158,42 @@ R_RenderView
 r_refdef must be set before the first call
 ================
 */
+extern void R_DrawLightningBeams (void);
 void R_RenderView (void)
 {
 	entity_render_t *world;
 	if (!r_refdef.entities/* || !cl.worldmodel*/)
 		return; //Host_Error ("R_RenderView: NULL worldmodel");
 
+	if (r_shadow_realtime.integer == 1)
+	{
+#if 0
+		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_combine.integer)
+		{
+			Con_Printf("Combine disabled, please turn on gl_combine, turning off r_shadow_realtime\n");
+			Cvar_SetValueQuick(&r_shadow_realtime, 0);
+		}
+		else
+#endif
+		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);
+		}
+	}
+
+	R_Shadow_UpdateLightingMode();
+
 	world = &cl_entities[0].render;
 
 	// FIXME: move to client
@@ -565,49 +1208,56 @@ void R_RenderView (void)
 	R_BuildLightList();
 	R_TimeReport("setup");
 
+	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");
 
-	R_Mesh_Start(r_farclip);
+	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();
+
 	if (R_DrawBrushModelsSky())
 		R_TimeReport("bmodelsky");
 
-	if (world->model)
-	{
-		R_DrawWorld(world);
-		R_TimeReport("worldnode");
-
-		R_SurfMarkLights(world);
-		R_TimeReport("marklights");
-
-		R_PrepareSurfaces(world);
-		R_TimeReport("surfprep");
-
-		R_DrawSurfaces(world, SHADERSTAGE_SKY);
-		R_DrawSurfaces(world, SHADERSTAGE_NORMAL);
-		R_TimeReport("surfdraw");
-
-		if (r_drawportals.integer)
-		{
-			R_DrawPortals(world);
-			R_TimeReport("portals");
-		}
-	}
+	// must occur early because it can draw sky
+	R_DrawWorld(world);
+	R_TimeReport("world");
 
 	// don't let sound skip if going slow
 	if (!intimerefresh && !r_speeds.integer)
 		S_ExtraUpdate ();
 
-	R_DrawViewModel();
-	R_TimeReport("viewmodel");
-
-	R_DrawModels();
+	R_DrawModels(r_shadow_lightingmode > 0);
 	R_TimeReport("models");
 
+	if (r_shadows.integer == 1 && r_shadow_lightingmode <= 0)
+	{
+		R_DrawFakeShadows();
+		R_TimeReport("fakeshadow");
+	}
+
+	if (r_shadow_lightingmode > 0)
+	{
+		R_ShadowVolumeLighting(false);
+		R_TimeReport("dynlight");
+	}
+
+	R_DrawLightningBeams();
+	R_TimeReport("lightning");
+
 	R_DrawParticles();
 	R_TimeReport("particles");
 
@@ -615,12 +1265,12 @@ void R_RenderView (void)
 	R_TimeReport("explosions");
 
 	R_MeshQueue_RenderTransparent();
-	R_TimeReport("addtrans");
+	R_TimeReport("drawtrans");
 
 	R_DrawCoronas();
 	R_TimeReport("coronas");
 
-	R_DrawCrosshair();
+	R_DrawWorldCrosshair();
 	R_TimeReport("crosshair");
 
 	R_BlendView();
@@ -628,57 +1278,72 @@ void R_RenderView (void)
 
 	R_MeshQueue_Render();
 	R_MeshQueue_EndScene();
+	if (r_shadow_realtime.integer >= 2)
+	{
+		R_ShadowVolumeLighting(true);
+		R_TimeReport("shadowvolume");
+	}
 	R_Mesh_Finish();
 	R_TimeReport("meshfinish");
 }
 
+/*
 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];
-	rmeshbufferinfo_t m;
-	m.numtriangles = 12;
-	m.numverts = 8;
+	rmeshstate_t m;
 	m.blendfunc1 = GL_SRC_ALPHA;
 	m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-	Matrix4x4_CreateIdentity(&m.matrix);
-	if (R_Mesh_Draw_GetBuffer(&m, false))
-	{
-		m.vertex[ 0] = mins[0];m.vertex[ 1] = mins[1];m.vertex[ 2] = mins[2];
-		m.vertex[ 4] = maxs[0];m.vertex[ 5] = mins[1];m.vertex[ 6] = mins[2];
-		m.vertex[ 8] = mins[0];m.vertex[ 9] = maxs[1];m.vertex[10] = mins[2];
-		m.vertex[12] = maxs[0];m.vertex[13] = maxs[1];m.vertex[14] = mins[2];
-		m.vertex[16] = mins[0];m.vertex[17] = mins[1];m.vertex[18] = maxs[2];
-		m.vertex[20] = maxs[0];m.vertex[21] = mins[1];m.vertex[22] = maxs[2];
-		m.vertex[24] = mins[0];m.vertex[25] = maxs[1];m.vertex[26] = maxs[2];
-		m.vertex[28] = maxs[0];m.vertex[29] = maxs[1];m.vertex[30] = maxs[2];
-		m.color[ 0] = m.color[ 4] = m.color[ 8] = m.color[12] = m.color[16] = m.color[20] = m.color[24] = m.color[28] = cr * m.colorscale;
-		m.color[ 1] = m.color[ 5] = m.color[ 9] = m.color[13] = m.color[17] = m.color[21] = m.color[25] = m.color[29] = cg * m.colorscale;
-		m.color[ 2] = m.color[ 6] = m.color[10] = m.color[14] = m.color[18] = m.color[22] = m.color[26] = m.color[30] = cb * m.colorscale;
-		m.color[ 3] = m.color[ 7] = m.color[11] = m.color[15] = m.color[19] = m.color[23] = m.color[27] = m.color[31] = ca;
-		if (fogenabled)
-		{
-			for (i = 0, v = m.vertex, c = m.color;i < m.numverts;i++, v += 4, c += 4)
-			{
-				VectorSubtract(v, r_origin, diff);
-				f2 = exp(fogdensity/DotProduct(diff, diff));
-				f1 = 1 - f2;
-				f2 *= m.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;
-			}
+	R_Mesh_Matrix(&r_identitymatrix);
+	R_Mesh_State(&m);
+
+	R_Mesh_GetSpace(8);
+	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);
+	if (fogenabled)
+	{
+		for (i = 0, v = varray_vertex, c = varray_color;i < 8;i++, v += 4, c += 4)
+		{
+			VectorSubtract(v, r_origin, 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;
 		}
-		R_Mesh_Render();
 	}
+	GL_UseColorArray();
+	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
+};
 
 void R_DrawNoModelCallback(const void *calldata1, int calldata2)
 {
 	const entity_render_t *ent = calldata1;
 	int i;
 	float f1, f2, *c, diff[3];
-	rmeshbufferinfo_t m;
+	rmeshstate_t m;
 	memset(&m, 0, sizeof(m));
 	if (ent->flags & EF_ADDITIVE)
 	{
@@ -695,54 +1360,45 @@ void R_DrawNoModelCallback(const void *calldata1, int calldata2)
 		m.blendfunc1 = GL_ONE;
 		m.blendfunc2 = GL_ZERO;
 	}
-	m.numtriangles = 8;
-	m.numverts = 6;
-	m.matrix = ent->matrix;
-	if (R_Mesh_Draw_GetBuffer(&m, false))
-	{
-		m.index[ 0] = 5;m.index[ 1] = 2;m.index[ 2] = 0;
-		m.index[ 3] = 5;m.index[ 4] = 1;m.index[ 5] = 2;
-		m.index[ 6] = 5;m.index[ 7] = 0;m.index[ 8] = 3;
-		m.index[ 9] = 5;m.index[10] = 3;m.index[11] = 1;
-		m.index[12] = 0;m.index[13] = 2;m.index[14] = 4;
-		m.index[15] = 2;m.index[16] = 1;m.index[17] = 4;
-		m.index[18] = 3;m.index[19] = 0;m.index[20] = 4;
-		m.index[21] = 1;m.index[22] = 3;m.index[23] = 4;
-		m.vertex[ 0] = -16;m.vertex[ 1] =   0;m.vertex[ 2] =   0;
-		m.vertex[ 4] =  16;m.vertex[ 5] =   0;m.vertex[ 6] =   0;
-		m.vertex[ 8] =   0;m.vertex[ 9] = -16;m.vertex[10] =   0;
-		m.vertex[12] =   0;m.vertex[13] =  16;m.vertex[14] =   0;
-		m.vertex[16] =   0;m.vertex[17] =   0;m.vertex[18] = -16;
-		m.vertex[20] =   0;m.vertex[21] =   0;m.vertex[22] =  16;
-		m.color[ 0] = 0.00f;m.color[ 1] = 0.00f;m.color[ 2] = 0.50f;m.color[ 3] = ent->alpha;
-		m.color[ 4] = 0.00f;m.color[ 5] = 0.00f;m.color[ 6] = 0.50f;m.color[ 7] = ent->alpha;
-		m.color[ 8] = 0.00f;m.color[ 9] = 0.50f;m.color[10] = 0.00f;m.color[11] = ent->alpha;
-		m.color[12] = 0.00f;m.color[13] = 0.50f;m.color[14] = 0.00f;m.color[15] = ent->alpha;
-		m.color[16] = 0.50f;m.color[17] = 0.00f;m.color[18] = 0.00f;m.color[19] = ent->alpha;
-		m.color[20] = 0.50f;m.color[21] = 0.00f;m.color[22] = 0.00f;m.color[23] = ent->alpha;
-		if (fogenabled)
-		{
-			VectorSubtract(ent->origin, r_origin, diff);
-			f2 = exp(fogdensity/DotProduct(diff, diff));
-			f1 = 1 - f2;
-			for (i = 0, c = m.color;i < m.numverts;i++, c += 4)
-			{
-				c[0] = (c[0] * f1 + fogcolor[0] * f2) * m.colorscale;
-				c[1] = (c[1] * f1 + fogcolor[1] * f2) * m.colorscale;
-				c[2] = (c[2] * f1 + fogcolor[2] * f2) * m.colorscale;
-			}
+	R_Mesh_Matrix(&ent->matrix);
+	R_Mesh_State(&m);
+
+	GL_UseColorArray();
+	R_Mesh_GetSpace(6);
+	varray_vertex3f[ 0] = -16;varray_vertex3f[ 1] =   0;varray_vertex3f[ 2] =   0;
+	varray_vertex3f[ 3] =  16;varray_vertex3f[ 4] =   0;varray_vertex3f[ 5] =   0;
+	varray_vertex3f[ 6] =   0;varray_vertex3f[ 7] = -16;varray_vertex3f[ 8] =   0;
+	varray_vertex3f[ 9] =   0;varray_vertex3f[10] =  16;varray_vertex3f[11] =   0;
+	varray_vertex3f[12] =   0;varray_vertex3f[13] =   0;varray_vertex3f[14] = -16;
+	varray_vertex3f[15] =   0;varray_vertex3f[16] =   0;varray_vertex3f[17] =  16;
+	varray_color4f[ 0] = 0.00f * r_colorscale;varray_color4f[ 1] = 0.00f * r_colorscale;varray_color4f[ 2] = 0.50f * r_colorscale;varray_color4f[ 3] = ent->alpha;
+	varray_color4f[ 4] = 0.00f * r_colorscale;varray_color4f[ 5] = 0.00f * r_colorscale;varray_color4f[ 6] = 0.50f * r_colorscale;varray_color4f[ 7] = ent->alpha;
+	varray_color4f[ 8] = 0.00f * r_colorscale;varray_color4f[ 9] = 0.50f * r_colorscale;varray_color4f[10] = 0.00f * r_colorscale;varray_color4f[11] = ent->alpha;
+	varray_color4f[12] = 0.00f * r_colorscale;varray_color4f[13] = 0.50f * r_colorscale;varray_color4f[14] = 0.00f * r_colorscale;varray_color4f[15] = ent->alpha;
+	varray_color4f[16] = 0.50f * r_colorscale;varray_color4f[17] = 0.00f * r_colorscale;varray_color4f[18] = 0.00f * r_colorscale;varray_color4f[19] = ent->alpha;
+	varray_color4f[20] = 0.50f * r_colorscale;varray_color4f[21] = 0.00f * r_colorscale;varray_color4f[22] = 0.00f * r_colorscale;varray_color4f[23] = ent->alpha;
+	if (fogenabled)
+	{
+		VectorSubtract(ent->origin, r_origin, diff);
+		f2 = exp(fogdensity/DotProduct(diff, diff));
+		f1 = 1 - f2;
+		for (i = 0, c = varray_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;
 		}
-		else
+	}
+	else
+	{
+		for (i = 0, c = varray_color4f;i < 6;i++, c += 4)
 		{
-			for (i = 0, c = m.color;i < m.numverts;i++, c += 4)
-			{
-				c[0] *= m.colorscale;
-				c[1] *= m.colorscale;
-				c[2] *= m.colorscale;
-			}
+			c[0] *= r_colorscale;
+			c[1] *= r_colorscale;
+			c[2] *= r_colorscale;
 		}
-		R_Mesh_Render();
 	}
+	R_Mesh_Draw(6, 8, nomodelelements);
 }
 
 void R_DrawNoModel(entity_render_t *ent)
@@ -753,3 +1409,56 @@ void R_DrawNoModel(entity_render_t *ent)
 	//	R_DrawNoModelCallback(ent, 0);
 }
 
+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);
+	VectorNormalizeFast (normal);
+
+	// calculate 'right' vector for start
+	VectorSubtract (r_origin, org1, diff);
+	VectorNormalizeFast (diff);
+	CrossProduct (normal, diff, right1);
+
+	// calculate 'right' vector for end
+	VectorSubtract (r_origin, 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[ 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];
+}
+
+void R_DrawSpriteMesh(const vec3_t origin, const vec3_t left, const vec3_t up, float scalex1, float scalex2, float scaley1, float scaley2)
+{
+	R_Mesh_GetSpace(4);
+	varray_texcoord2f[0][0] = 1;varray_texcoord2f[0][1] = 1;
+	varray_texcoord2f[0][2] = 1;varray_texcoord2f[0][3] = 0;
+	varray_texcoord2f[0][4] = 0;varray_texcoord2f[0][5] = 0;
+	varray_texcoord2f[0][6] = 0;varray_texcoord2f[0][7] = 1;
+	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;
+	R_Mesh_Draw(4, 2, polygonelements);
+}
+