]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rmain.c
reduced size of viewblend triangle from 64000 units to 64 units, in hopes of curing...
[xonotic/darkplaces.git] / gl_rmain.c
index 8c24694bceb37f08ab48657eeedce800fc6d5602..35e975988dd9d1f10847ae27af8061fd7672bc38 100644 (file)
@@ -24,6 +24,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // 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;
@@ -36,10 +39,11 @@ qboolean envmap;
 float r_farclip;
 
 // 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;
 
 //
 // screen size info
@@ -51,7 +55,6 @@ 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"};
@@ -59,6 +62,7 @@ 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"};
@@ -73,7 +77,7 @@ 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)
@@ -114,22 +118,23 @@ 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;
@@ -241,21 +246,22 @@ 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);
-       Cvar_RegisterVariable (&r_lerpsprites);
-       Cvar_RegisterVariable (&r_lerpmodels);
-       Cvar_RegisterVariable (&r_waterscroll);
+       Cmd_AddCommand("timerefresh", R_TimeRefresh_f);
+       Cvar_RegisterVariable(&r_drawentities);
+       Cvar_RegisterVariable(&r_drawviewmodel);
+       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);
+       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)
                Cvar_SetValue("r_fullbrights", 0);
        R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap);
@@ -331,7 +337,8 @@ void Render_Init(void)
        R_Light_Init();
        R_Particles_Init();
        R_Explosion_Init();
-       ui_init();
+       //ui_init();
+       UI_Init();
        Sbar_Init();
        R_LightningBeams_Init();
 }
@@ -397,132 +404,7 @@ 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->brushq1.nodes;
-       while (stackpos)
-       {
-               node = stack[--stackpos];
-               if (node->contents < 0)
-               {
-                       if (((mleaf_t *)node)->pvsframe == cl.worldmodel->brushq1.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->brushq1.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->brushq1.nodes;
-       while (stackpos)
-       {
-               node = stack[--stackpos];
-               if (node->contents < 0)
-               {
-                       if (((mleaf_t *)node)->pvsframe == cl.worldmodel->brushq1.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->brushq1.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;
-}
-
+#define VIS_CullBox(mins,maxs) (R_CullBox((mins), (maxs)) || (cl.worldmodel && cl.worldmodel->brush.BoxTouchingPVS && !cl.worldmodel->brush.BoxTouchingPVS(cl.worldmodel, r_pvsbits, (mins), (maxs))))
 
 //==================================================================================
 
@@ -552,8 +434,8 @@ static void R_MarkEntities (void)
                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);
@@ -608,7 +490,7 @@ void R_DrawViewModel (void)
 */
 
 void R_DrawNoModel(entity_render_t *ent);
-void R_DrawModels ()
+void R_DrawModels(void)
 {
        int i;
        entity_render_t *ent;
@@ -629,205 +511,24 @@ void R_DrawModels ()
        }
 }
 
-void R_DrawFakeShadows (void)
-{
-       int i;
-       entity_render_t *ent;
-
-       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);
-       }
-}
-
 #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->brushq1.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;
-}
-
-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->brushq1.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->brushq1.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, int lightmarked)
 {
        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->flags & RENDER_SHADOW) && ent->model && ent->model->DrawShadowVolume && !(r_shadow_cull.integer && (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])))
        {
-               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]
-                || (lightmarked && 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(lightorigin, 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;
-               */
+               Matrix4x4_Transform(&ent->inversematrix, lightorigin, relativelightorigin);
+               ent->model->DrawShadowVolume (ent, relativelightorigin, lightradius);
        }
-       #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)
+void R_ShadowVolumeLighting(int visiblevolumes)
 {
        int i;
        entity_render_t *ent;
@@ -837,7 +538,6 @@ void R_ShadowVolumeLighting (int visiblevolumes)
        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;
@@ -851,7 +551,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                GL_DepthMask(false);
                GL_DepthTest(r_shadow_visiblevolumes.integer < 2);
                qglDisable(GL_CULL_FACE);
-               GL_Color(0.0 * r_colorscale, 0.0125 * r_colorscale, 0.1 * r_colorscale, 1);
+               GL_Color(0.0, 0.0125, 0.1, 1);
        }
        else
                R_Shadow_Stage_Begin();
@@ -863,63 +563,17 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                {
                        if (d_lightstylevalue[wl->style] <= 0)
                                continue;
-                       if (R_CullBox(wl->mins, wl->maxs))
-                       //if (R_CullSphere(wl->origin, cullradius))
+                       if (VIS_CullBox(wl->mins, wl->maxs))
                                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 (R_Shadow_ScissorForBBox(wl->mins, wl->maxs))
+                               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;
+                       VectorCopy(wl->mins, clipmins);
+                       VectorCopy(wl->maxs, clipmaxs);
 
                        f = d_lightstylevalue[wl->style] * (1.0f / 256.0f);
                        VectorScale(wl->light, f, lightcolor);
@@ -929,13 +583,13 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                                VectorScale(lightcolor, f, lightcolor);
                        }
 
-                       if (wl->castshadows && (gl_stencil || visiblevolumes))
+                       if (r_shadow_worldshadows.integer && wl->castshadows && (gl_stencil || visiblevolumes))
                        {
                                if (!visiblevolumes)
                                        R_Shadow_Stage_ShadowVolumes();
                                ent = &cl_entities[0].render;
-                               if (wl->shadowvolume && r_shadow_staticworldlights.integer)
-                                       R_Shadow_DrawWorldLightShadowVolume(&ent->matrix, wl);
+                               if (r_shadow_staticworldlights.integer)
+                                       R_Shadow_DrawStaticWorldLight_Shadow(wl, &ent->matrix);
                                else
                                        R_TestAndDrawShadowVolume(ent, wl->origin, cullradius, lightradius, wl->mins, wl->maxs, clipmins, clipmaxs, true);
                                if (r_drawentities.integer)
@@ -945,7 +599,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
 
                        if (!visiblevolumes)
                        {
-                               if (wl->castshadows && gl_stencil)
+                               if (r_shadow_worldshadows.integer && wl->castshadows && gl_stencil)
                                        R_Shadow_Stage_LightWithShadows();
                                else
                                        R_Shadow_Stage_LightWithoutShadows();
@@ -967,12 +621,12 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                                if (ent->model && ent->model->DrawLight)
                                {
                                        Matrix4x4_Transform(&ent->inversematrix, wl->origin, relativelightorigin);
-                                       Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
+                                       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, 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);
+                                       if (r_shadow_staticworldlights.integer)
+                                               R_Shadow_DrawStaticWorldLight_Light(wl, &ent->matrix, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
                                        else
                                                ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, lightradius / ent->scale, lightcolor, &matrix_modeltofilter, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz);
                                }
@@ -986,7 +640,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                                                 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
                                                {
                                                        Matrix4x4_Transform(&ent->inversematrix, wl->origin, relativelightorigin);
-                                                       Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
+                                                       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, 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);
@@ -1014,7 +668,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                        cullradius = RadiusFromBoundsAndOrigin(clipmins, clipmaxs, rd->origin);
                        VectorScale(rd->light, (1.0f / 4096.0f), lightcolor);
 
-                       if (gl_stencil || visiblevolumes)
+                       if (r_shadow_dlightshadows.integer && (gl_stencil || visiblevolumes))
                        {
                                if (!visiblevolumes)
                                        R_Shadow_Stage_ShadowVolumes();
@@ -1033,7 +687,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
 
                        if (!visiblevolumes)
                        {
-                               if (gl_stencil)
+                               if (r_shadow_dlightshadows.integer && gl_stencil)
                                        R_Shadow_Stage_LightWithShadows();
                                else
                                        R_Shadow_Stage_LightWithoutShadows();
@@ -1055,7 +709,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                                if (ent->model && ent->model->DrawLight)
                                {
                                        Matrix4x4_Transform(&ent->inversematrix, rd->origin, relativelightorigin);
-                                       Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
+                                       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, 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);
@@ -1071,7 +725,7 @@ void R_ShadowVolumeLighting (int visiblevolumes)
                                                 && !(ent->effects & EF_ADDITIVE) && ent->alpha == 1)
                                                {
                                                        Matrix4x4_Transform(&ent->inversematrix, rd->origin, relativelightorigin);
-                                                       Matrix4x4_Transform(&ent->inversematrix, r_origin, relativeeyeorigin);
+                                                       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, 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);
@@ -1084,10 +738,12 @@ void R_ShadowVolumeLighting (int visiblevolumes)
        }
 
        if (visiblevolumes)
+       {
                qglEnable(GL_CULL_FACE);
+               qglDisable(GL_SCISSOR_TEST);
+       }
        else
                R_Shadow_Stage_End();
-       qglDisable(GL_SCISSOR_TEST);
 }
 
 static void R_SetFrustum (void)
@@ -1096,24 +752,24 @@ static void R_SetFrustum (void)
        // 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);
+       // rotate R_VIEWFORWARD right by FOV_X/2 degrees
+       RotatePointAroundVector( frustum[0].normal, r_viewup, r_viewforward, -(90 - r_refdef.fov_x / 2));
+       frustum[0].dist = DotProduct (r_vieworigin, 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);
+       // rotate R_VIEWFORWARD left by FOV_X/2 degrees
+       RotatePointAroundVector( frustum[1].normal, r_viewup, r_viewforward, (90 - r_refdef.fov_x / 2));
+       frustum[1].dist = DotProduct (r_vieworigin, 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);
+       // rotate R_VIEWFORWARD up by FOV_X/2 degrees
+       RotatePointAroundVector( frustum[2].normal, r_viewleft, r_viewforward, -(90 - r_refdef.fov_y / 2));
+       frustum[2].dist = DotProduct (r_vieworigin, 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);
+       // rotate R_VIEWFORWARD down by FOV_X/2 degrees
+       RotatePointAroundVector( frustum[3].normal, r_viewleft, r_viewforward, (90 - r_refdef.fov_y / 2));
+       frustum[3].dist = DotProduct (r_vieworigin, frustum[3].normal);
        PlaneClassify(&frustum[3]);
 }
 
@@ -1135,12 +791,13 @@ static void R_SetupFrame (void)
 
        r_framecount++;
 
-// build the transformation matrix for the given view angles
-       VectorCopy (r_refdef.vieworg, r_origin);
+       // break apart the viewentity matrix into vectors for various purposes
+       Matrix4x4_ToVectors(&r_refdef.viewentitymatrix, r_viewforward, r_viewleft, r_viewup, r_vieworigin);
+       VectorNegate(r_viewleft, r_viewright);
 
-       AngleVectors (r_refdef.viewangles, vpn, vright, vup);
+       GL_SetupView_ViewPort(r_refdef.x, r_refdef.y, r_refdef.width, r_refdef.height);
 
-       R_AnimateLight ();
+       R_AnimateLight();
 }
 
 
@@ -1163,16 +820,16 @@ static void R_BlendView(void)
        GL_DepthTest(false); // magic
        GL_VertexPointer(vertex3f);
        GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
-       r = 64000;
-       vertex3f[0] = r_origin[0] + vpn[0] * 1.5 - vright[0] * r - vup[0] * r;
-       vertex3f[1] = r_origin[1] + vpn[1] * 1.5 - vright[1] * r - vup[1] * r;
-       vertex3f[2] = r_origin[2] + vpn[2] * 1.5 - vright[2] * r - vup[2] * r;
-       vertex3f[3] = r_origin[0] + vpn[0] * 1.5 - vright[0] * r + vup[0] * r * 3;
-       vertex3f[4] = r_origin[1] + vpn[1] * 1.5 - vright[1] * r + vup[1] * r * 3;
-       vertex3f[5] = r_origin[2] + vpn[2] * 1.5 - vright[2] * r + vup[2] * r * 3;
-       vertex3f[6] = r_origin[0] + vpn[0] * 1.5 + vright[0] * r * 3 - vup[0] * r;
-       vertex3f[7] = r_origin[1] + vpn[1] * 1.5 + vright[1] * r * 3 - vup[1] * r;
-       vertex3f[8] = r_origin[2] + vpn[2] * 1.5 + vright[2] * r * 3 - vup[2] * r;
+       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);
 }
 
@@ -1194,7 +851,7 @@ void R_RenderView (void)
        {
                if (!gl_stencil)
                {
-                       Con_Printf("Stencil not enabled, turning off r_shadow_realtime_world, please type vid_stencil 1;vid_bitsperpixel 32;vid_restart and try again\n");
+                       Con_Printf("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);
                }
        }
@@ -1205,6 +862,9 @@ void R_RenderView (void)
        R_MoveExplosions();
        R_TimeReport("mexplosion");
 
+       qglPolygonOffset(0, 0);
+       qglEnable(GL_POLYGON_OFFSET_FILL);
+
        R_Textures_Frame();
        R_SetupFrame();
        R_SetFrustum();
@@ -1213,20 +873,22 @@ void R_RenderView (void)
        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));
+
        R_WorldVisibility(world);
        R_TimeReport("worldvis");
 
-       R_FarClip_Start(r_origin, vpn, 768.0f);
+       R_FarClip_Start(r_vieworigin, r_viewforward, 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_realtime_world.integer || gl_stencil)
+       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_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);
+       GL_SetupView_Orientation_FromEntity(&r_refdef.viewentitymatrix);
+       R_TimeReport("markentity");
+
        qglDepthFunc(GL_LEQUAL);
 
        R_Mesh_Start();
@@ -1245,20 +907,11 @@ void R_RenderView (void)
        if (!intimerefresh && !r_speeds.integer)
                S_ExtraUpdate ();
 
-       R_DrawModels(r_shadow_realtime_world.integer);
+       R_DrawModels();
        R_TimeReport("models");
 
-       if (r_shadows.integer == 1 && !r_shadow_realtime_world.integer)
-       {
-               R_DrawFakeShadows();
-               R_TimeReport("fakeshadow");
-       }
-
-       if (r_shadow_realtime_world.integer || r_shadow_realtime_dlight.integer)
-       {
-               R_ShadowVolumeLighting(false);
-               R_TimeReport("dynlight");
-       }
+       R_ShadowVolumeLighting(false);
+       R_TimeReport("rtlights");
 
        R_DrawLightningBeams();
        R_TimeReport("lightning");
@@ -1292,6 +945,9 @@ void R_RenderView (void)
 
        R_Mesh_Finish();
        R_TimeReport("meshfinish");
+
+       qglPolygonOffset(0, 0);
+       qglDisable(GL_POLYGON_OFFSET_FILL);
 }
 
 /*
@@ -1318,15 +974,14 @@ void R_DrawBBoxMesh(vec3_t mins, vec3_t maxs, float cr, float cg, float cb, floa
        vertex3f[18] = mins[0];vertex3f[19] = maxs[1];vertex3f[20] = maxs[2];
        vertex3f[21] = maxs[0];vertex3f[22] = maxs[1];vertex3f[23] = maxs[2];
        GL_ColorPointer(color);
-       R_FillColors(color, 8, cr * r_colorscale, cg * r_colorscale, cb * r_colorscale, ca);
+       R_FillColors(color, 8, cr, cg, cb, ca);
        if (fogenabled)
        {
                for (i = 0, v = vertex, c = color;i < 8;i++, v += 4, c += 4)
                {
-                       VectorSubtract(v, r_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;
@@ -1401,28 +1056,23 @@ void R_DrawNoModelCallback(const void *calldata1, int calldata2)
        {
                memcpy(color4f, nomodelcolor4f, sizeof(float[6*4]));
                GL_ColorPointer(color4f);
-               VectorSubtract(ent->origin, r_origin, diff);
+               VectorSubtract(ent->origin, r_vieworigin, diff);
                f2 = exp(fogdensity/DotProduct(diff, diff));
                f1 = 1 - f2;
                for (i = 0, c = color4f;i < 6;i++, c += 4)
                {
-                       c[0] = (c[0] * f1 + fogcolor[0] * f2) * 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 if (r_colorscale != 1 || ent->alpha != 1)
+       else if (ent->alpha != 1)
        {
                memcpy(color4f, nomodelcolor4f, sizeof(float[6*4]));
                GL_ColorPointer(color4f);
                for (i = 0, c = color4f;i < 6;i++, c += 4)
-               {
-                       c[0] *= r_colorscale;
-                       c[1] *= r_colorscale;
-                       c[2] *= r_colorscale;
                        c[3] *= ent->alpha;
-               }
        }
        else
                GL_ColorPointer(nomodelcolor4f);
@@ -1445,12 +1095,12 @@ void R_CalcBeam_Vertex3f (float *vert, const vec3_t org1, const vec3_t org2, flo
        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);
 
@@ -1477,12 +1127,12 @@ void R_DrawSprite(int blendfunc1, int blendfunc2, rtexture_t *texture, int depth
 
        if (fogenabled)
        {
-               VectorSubtract(origin, r_origin, diff);
+               VectorSubtract(origin, r_vieworigin, diff);
                ca *= 1 - exp(fogdensity/DotProduct(diff,diff));
        }
 
        R_Mesh_Matrix(&r_identitymatrix);
-       GL_Color(cr * r_colorscale, cg * r_colorscale, cb * r_colorscale, ca);
+       GL_Color(cr, cg, cb, ca);
        GL_VertexPointer(varray_vertex3f);
        GL_BlendFunc(blendfunc1, blendfunc2);
        GL_DepthMask(false);