]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rsurf.c
reworked transparent sorting of MATERIALFLAG_BLENDED to not sort water
[xonotic/darkplaces.git] / gl_rsurf.c
index 91042d0a89c5dc51edb0ce612eac5411f3171567..3dad14f3aefc2cc9e29bc85d6917f6255c87b202 100644 (file)
@@ -25,7 +25,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #define MAX_LIGHTMAP_SIZE 256
 
-cvar_t r_ambient = {0, "r_ambient", "0", "brighter world cheat (not allowed in multiplayer), value is 0-128"};
+cvar_t r_ambient = {0, "r_ambient", "0", "brightens map, value is 0-128"};
 cvar_t r_lockpvs = {0, "r_lockpvs", "0", "disables pvs switching, allows you to walk around and inspect what is visible from a given location in the map (anything not visible from your current location will not be drawn)"};
 cvar_t r_lockvisibility = {0, "r_lockvisibility", "0", "disables visibility updates, allows you to walk around and inspect what is visible from a given viewpoint in the map (anything offscreen at the moment this is enabled will not be drawn)"};
 cvar_t r_useportalculling = {0, "r_useportalculling", "1", "use advanced portal culling visibility method to improve performance over just Potentially Visible Set, provides an even more significant speed improvement in unvised maps"};
@@ -44,16 +44,33 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
        int *bl, scale;
        unsigned char *lightmap, *out, *stain;
        model_t *model = ent->model;
-       static int intblocklights[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*3]; // LordHavoc: *3 for colored lighting
-       static unsigned char templight[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*4];
-
-       // update cached lighting info
-       surface->cached_dlight = 0;
+       int *intblocklights;
+       unsigned char *templight;
 
        smax = (surface->lightmapinfo->extents[0]>>4)+1;
        tmax = (surface->lightmapinfo->extents[1]>>4)+1;
        size = smax*tmax;
        size3 = size*3;
+
+       r_refdef.stats.lightmapupdatepixels += size;
+       r_refdef.stats.lightmapupdates++;
+
+       if (cl.buildlightmapmemorysize < size*sizeof(int[3]))
+       {
+               cl.buildlightmapmemorysize = size*sizeof(int[3]);
+               if (cl.buildlightmapmemory)
+                       Mem_Free(cl.buildlightmapmemory);
+               cl.buildlightmapmemory = Mem_Alloc(cls.levelmempool, cl.buildlightmapmemorysize);
+       }
+
+       // these both point at the same buffer, templight is only used for final
+       // processing and can replace the intblocklights data as it goes
+       intblocklights = (int *)cl.buildlightmapmemory;
+       templight = (unsigned char *)cl.buildlightmapmemory;
+
+       // update cached lighting info
+       surface->cached_dlight = 0;
+
        lightmap = surface->lightmapinfo->samples;
 
 // set to full bright if no light data
@@ -71,7 +88,7 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
 // add all the lightmaps
                if (lightmap)
                        for (maps = 0;maps < MAXLIGHTMAPS && surface->lightmapinfo->styles[maps] != 255;maps++, lightmap += size3)
-                               for (scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[maps]], i = 0;i < size3;i++)
+                               for (scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[maps]], i = 0;i < size3;i++)
                                        bl[i] += lightmap[i] * scale;
        }
 
@@ -82,24 +99,12 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
        // scaling, and remaps the 0-65536 (2x overbright) to 0-256, it will
        // be doubled during rendering to achieve 2x overbright
        // (0 = 0.0, 128 = 1.0, 256 = 2.0)
-       if (model->brushq1.lightmaprgba)
+       for (i = 0;i < size;i++, bl += 3, stain += 3, out += 4)
        {
-               for (i = 0;i < size;i++)
-               {
-                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
-                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
-                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
-                       *out++ = 255;
-               }
-       }
-       else
-       {
-               for (i = 0;i < size;i++)
-               {
-                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
-                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
-                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
-               }
+               l = (bl[0] * stain[0]) >> 16;out[2] = min(l, 255);
+               l = (bl[1] * stain[1]) >> 16;out[1] = min(l, 255);
+               l = (bl[2] * stain[2]) >> 16;out[0] = min(l, 255);
+               out[3] = 255;
        }
 
        R_UpdateTexture(surface->lightmaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], smax, tmax);
@@ -118,7 +123,7 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
                {
                        for (maps = 0;maps < MAXLIGHTMAPS && surface->lightmapinfo->styles[maps] != 255;maps++, lightmap += size3, normalmap += size3)
                        {
-                               for (scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[maps]], i = 0;i < size;i++)
+                               for (scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[maps]], i = 0;i < size;i++)
                                {
                                        // add the normalmap with weighting proportional to the style's lightmap intensity
                                        l = (int)(VectorLength(lightmap + i*3) * scale);
@@ -131,28 +136,14 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
                bl = intblocklights;
                out = templight;
                // we simply renormalize the weighted normals to get a valid deluxemap
-               if (model->brushq1.lightmaprgba)
-               {
-                       for (i = 0;i < size;i++, bl += 3)
-                       {
-                               VectorCopy(bl, n);
-                               VectorNormalize(n);
-                               l = (int)(n[0] * 128 + 128);*out++ = bound(0, l, 255);
-                               l = (int)(n[1] * 128 + 128);*out++ = bound(0, l, 255);
-                               l = (int)(n[2] * 128 + 128);*out++ = bound(0, l, 255);
-                               *out++ = 255;
-                       }
-               }
-               else
+               for (i = 0;i < size;i++, bl += 3, out += 4)
                {
-                       for (i = 0;i < size;i++, bl += 3)
-                       {
-                               VectorCopy(bl, n);
-                               VectorNormalize(n);
-                               l = (int)(n[0] * 128 + 128);*out++ = bound(0, l, 255);
-                               l = (int)(n[1] * 128 + 128);*out++ = bound(0, l, 255);
-                               l = (int)(n[2] * 128 + 128);*out++ = bound(0, l, 255);
-                       }
+                       VectorCopy(bl, n);
+                       VectorNormalize(n);
+                       l = (int)(n[0] * 128 + 128);out[2] = bound(0, l, 255);
+                       l = (int)(n[1] * 128 + 128);out[1] = bound(0, l, 255);
+                       l = (int)(n[2] * 128 + 128);out[0] = bound(0, l, 255);
+                       out[3] = 255;
                }
                R_UpdateTexture(surface->deluxemaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], smax, tmax);
        }
@@ -287,7 +278,7 @@ void R_Stain (const vec3_t origin, float radius, int cr1, int cg1, int cb1, int
        entity_render_t *ent;
        model_t *model;
        vec3_t org;
-       if (r_refdef.worldmodel == NULL || !r_refdef.worldmodel->brush.data_nodes || !r_refdef.worldmodel->brushq1.lightdata)
+       if (r_refdef.scene.worldmodel == NULL || !r_refdef.scene.worldmodel->brush.data_nodes || !r_refdef.scene.worldmodel->brushq1.lightdata)
                return;
        fcolor[0] = cr1;
        fcolor[1] = cg1;
@@ -298,7 +289,7 @@ void R_Stain (const vec3_t origin, float radius, int cr1, int cg1, int cb1, int
        fcolor[6] = cb2 - cb1;
        fcolor[7] = (ca2 - ca1) * (1.0f / 64.0f);
 
-       R_StainNode(r_refdef.worldmodel->brush.data_nodes + r_refdef.worldmodel->brushq1.hulls[0].firstclipnode, r_refdef.worldmodel, origin, radius, fcolor);
+       R_StainNode(r_refdef.scene.worldmodel->brush.data_nodes + r_refdef.scene.worldmodel->brushq1.hulls[0].firstclipnode, r_refdef.scene.worldmodel, origin, radius, fcolor);
 
        // look for embedded bmodels
        for (n = 0;n < cl.num_brushmodel_entities;n++)
@@ -337,6 +328,8 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, const rtlight_t *r
        CHECKGLERROR
        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
        GL_DepthMask(false);
+       GL_DepthRange(0, 1);
+       GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
        GL_DepthTest(true);
        GL_CullFace(GL_NONE);
        R_Mesh_Matrix(&identitymatrix);
@@ -348,9 +341,9 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, const rtlight_t *r
        R_Mesh_ResetTextureState();
 
        i = surfacelist[0];
-       GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_view.colorscale,
-                        ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_view.colorscale,
-                        ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_view.colorscale,
+       GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_refdef.view.colorscale,
+                        ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_refdef.view.colorscale,
+                        ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_refdef.view.colorscale,
                         0.125f);
        for (i = 0, v = vertex3f;i < numpoints;i++, v += 3)
                VectorCopy(portal->points[i].position, v);
@@ -363,15 +356,15 @@ void R_DrawPortals(void)
        int i, leafnum;
        mportal_t *portal;
        float center[3], f;
-       model_t *model = r_refdef.worldmodel;
+       model_t *model = r_refdef.scene.worldmodel;
        if (model == NULL)
                return;
-       for (leafnum = 0;leafnum < r_refdef.worldmodel->brush.num_leafs;leafnum++)
+       for (leafnum = 0;leafnum < r_refdef.scene.worldmodel->brush.num_leafs;leafnum++)
        {
-               if (r_viewcache.world_leafvisible[leafnum])
+               if (r_refdef.viewcache.world_leafvisible[leafnum])
                {
                        //for (portalnum = 0, portal = model->brush.data_portals;portalnum < model->brush.num_portals;portalnum++, portal++)
-                       for (portal = r_refdef.worldmodel->brush.data_leafs[leafnum].portals;portal;portal = portal->next)
+                       for (portal = r_refdef.scene.worldmodel->brush.data_leafs[leafnum].portals;portal;portal = portal->next)
                        {
                                if (portal->numpoints <= POLYGONELEMENTS_MAXPOINTS)
                                if (!R_CullBox(portal->mins, portal->maxs))
@@ -381,55 +374,78 @@ void R_DrawPortals(void)
                                                VectorAdd(center, portal->points[i].position, center);
                                        f = ixtable[portal->numpoints];
                                        VectorScale(center, f, center);
-                                       R_MeshQueue_AddTransparent(center, R_DrawPortal_Callback, (entity_render_t *)portal, leafnum, r_shadow_rtlight);
+                                       R_MeshQueue_AddTransparent(center, R_DrawPortal_Callback, (entity_render_t *)portal, leafnum, rsurface.rtlight);
                                }
                        }
                }
        }
 }
 
-void R_View_WorldVisibility(void)
+void R_View_WorldVisibility(qboolean forcenovis)
 {
        int i, j, *mark;
        mleaf_t *leaf;
        mleaf_t *viewleaf;
-       model_t *model = r_refdef.worldmodel;
+       model_t *model = r_refdef.scene.worldmodel;
 
        if (!model)
                return;
 
+       if (r_refdef.view.usecustompvs)
+       {
+               // clear the visible surface and leaf flags arrays
+               memset(r_refdef.viewcache.world_surfacevisible, 0, model->num_surfaces);
+               memset(r_refdef.viewcache.world_leafvisible, 0, model->brush.num_leafs);
+               r_refdef.viewcache.world_novis = false;
+
+               // simply cull each marked leaf to the frustum (view pyramid)
+               for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
+               {
+                       // if leaf is in current pvs and on the screen, mark its surfaces
+                       if (CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, leaf->clusterindex) && !R_CullBox(leaf->mins, leaf->maxs))
+                       {
+                               r_refdef.stats.world_leafs++;
+                               r_refdef.viewcache.world_leafvisible[j] = true;
+                               if (leaf->numleafsurfaces)
+                                       for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
+                                               r_refdef.viewcache.world_surfacevisible[*mark] = true;
+                       }
+               }
+               return;
+       }
+
        // if possible find the leaf the view origin is in
-       viewleaf = model->brush.PointInLeaf ? model->brush.PointInLeaf(model, r_view.origin) : NULL;
+       viewleaf = model->brush.PointInLeaf ? model->brush.PointInLeaf(model, r_refdef.view.origin) : NULL;
        // if possible fetch the visible cluster bits
        if (!r_lockpvs.integer && model->brush.FatPVS)
-               model->brush.FatPVS(model, r_view.origin, 2, r_viewcache.world_pvsbits, sizeof(r_viewcache.world_pvsbits));
+               model->brush.FatPVS(model, r_refdef.view.origin, 2, r_refdef.viewcache.world_pvsbits, sizeof(r_refdef.viewcache.world_pvsbits), false);
 
        if (!r_lockvisibility.integer)
        {
                // clear the visible surface and leaf flags arrays
-               memset(r_viewcache.world_surfacevisible, 0, model->num_surfaces);
-               memset(r_viewcache.world_leafvisible, 0, model->brush.num_leafs);
+               memset(r_refdef.viewcache.world_surfacevisible, 0, model->num_surfaces);
+               memset(r_refdef.viewcache.world_leafvisible, 0, model->brush.num_leafs);
 
-               r_viewcache.world_novis = false;
+               r_refdef.viewcache.world_novis = false;
 
                // if floating around in the void (no pvs data available, and no
                // portals available), simply use all on-screen leafs.
-               if (!viewleaf || viewleaf->clusterindex < 0)
+               if (!viewleaf || viewleaf->clusterindex < 0 || forcenovis)
                {
                        // no visibility method: (used when floating around in the void)
                        // simply cull each leaf to the frustum (view pyramid)
                        // similar to quake's RecursiveWorldNode but without cache misses
-                       r_viewcache.world_novis = true;
+                       r_refdef.viewcache.world_novis = true;
                        for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
                        {
                                // if leaf is in current pvs and on the screen, mark its surfaces
                                if (!R_CullBox(leaf->mins, leaf->maxs))
                                {
                                        r_refdef.stats.world_leafs++;
-                                       r_viewcache.world_leafvisible[j] = true;
+                                       r_refdef.viewcache.world_leafvisible[j] = true;
                                        if (leaf->numleafsurfaces)
                                                for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
-                                                       r_viewcache.world_surfacevisible[*mark] = true;
+                                                       r_refdef.viewcache.world_surfacevisible[*mark] = true;
                                }
                        }
                }
@@ -444,13 +460,13 @@ void R_View_WorldVisibility(void)
                        for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
                        {
                                // if leaf is in current pvs and on the screen, mark its surfaces
-                               if (CHECKPVSBIT(r_viewcache.world_pvsbits, leaf->clusterindex) && !R_CullBox(leaf->mins, leaf->maxs))
+                               if (CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, leaf->clusterindex) && !R_CullBox(leaf->mins, leaf->maxs))
                                {
                                        r_refdef.stats.world_leafs++;
-                                       r_viewcache.world_leafvisible[j] = true;
+                                       r_refdef.viewcache.world_leafvisible[j] = true;
                                        if (leaf->numleafsurfaces)
                                                for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
-                                                       r_viewcache.world_surfacevisible[*mark] = true;
+                                                       r_refdef.viewcache.world_surfacevisible[*mark] = true;
                                }
                        }
                }
@@ -473,14 +489,14 @@ void R_View_WorldVisibility(void)
                        while (leafstackpos)
                        {
                                leaf = leafstack[--leafstackpos];
-                               if (r_viewcache.world_leafvisible[leaf - model->brush.data_leafs])
+                               if (r_refdef.viewcache.world_leafvisible[leaf - model->brush.data_leafs])
                                        continue;
                                r_refdef.stats.world_leafs++;
-                               r_viewcache.world_leafvisible[leaf - model->brush.data_leafs] = true;
+                               r_refdef.viewcache.world_leafvisible[leaf - model->brush.data_leafs] = true;
                                // mark any surfaces bounding this leaf
                                if (leaf->numleafsurfaces)
                                        for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
-                                               r_viewcache.world_surfacevisible[*mark] = true;
+                                               r_refdef.viewcache.world_surfacevisible[*mark] = true;
                                // follow portals into other leafs
                                // the checks are:
                                // if viewer is behind portal (portal faces outward into the scene)
@@ -491,9 +507,9 @@ void R_View_WorldVisibility(void)
                                for (p = leaf->portals;p;p = p->next)
                                {
                                        r_refdef.stats.world_portals++;
-                                       if (DotProduct(r_view.origin, p->plane.normal) < (p->plane.dist + 1)
-                                        && !r_viewcache.world_leafvisible[p->past - model->brush.data_leafs]
-                                        && CHECKPVSBIT(r_viewcache.world_pvsbits, p->past->clusterindex)
+                                       if (DotProduct(r_refdef.view.origin, p->plane.normal) < (p->plane.dist + 1)
+                                        && !r_refdef.viewcache.world_leafvisible[p->past - model->brush.data_leafs]
+                                        && CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, p->past->clusterindex)
                                         && !R_CullBox(p->mins, p->maxs)
                                         && leafstackpos < (int)(sizeof(leafstack) / sizeof(leafstack[0])))
                                                leafstack[leafstackpos++] = p->past;
@@ -507,10 +523,21 @@ void R_Q1BSP_DrawSky(entity_render_t *ent)
 {
        if (ent->model == NULL)
                return;
-       if (ent == r_refdef.worldentity)
-               R_DrawWorldSurfaces(true);
+       if (ent == r_refdef.scene.worldentity)
+               R_DrawWorldSurfaces(true, true, false, false, false);
        else
-               R_DrawModelSurfaces(ent, true);
+               R_DrawModelSurfaces(ent, true, true, false, false, false);
+}
+
+void R_Q1BSP_DrawAddWaterPlanes(entity_render_t *ent)
+{
+       model_t *model = ent->model;
+       if (model == NULL)
+               return;
+       if (ent == r_refdef.scene.worldentity)
+               R_DrawWorldSurfaces(false, false, false, true, false);
+       else
+               R_DrawModelSurfaces(ent, false, false, false, true, false);
 }
 
 void R_Q1BSP_Draw(entity_render_t *ent)
@@ -518,10 +545,31 @@ void R_Q1BSP_Draw(entity_render_t *ent)
        model_t *model = ent->model;
        if (model == NULL)
                return;
-       if (ent == r_refdef.worldentity)
-               R_DrawWorldSurfaces(false);
+       if (ent == r_refdef.scene.worldentity)
+               R_DrawWorldSurfaces(false, true, false, false, false);
+       else
+               R_DrawModelSurfaces(ent, false, true, false, false, false);
+}
+
+void R_Q1BSP_DrawDepth(entity_render_t *ent)
+{
+       model_t *model = ent->model;
+       if (model == NULL)
+               return;
+       if (ent == r_refdef.scene.worldentity)
+               R_DrawWorldSurfaces(false, false, true, false, false);
+       else
+               R_DrawModelSurfaces(ent, false, false, true, false, false);
+}
+
+void R_Q1BSP_DrawDebug(entity_render_t *ent)
+{
+       if (ent->model == NULL)
+               return;
+       if (ent == r_refdef.scene.worldentity)
+               R_DrawWorldSurfaces(false, false, false, false, true);
        else
-               R_DrawModelSurfaces(ent, false);
+               R_DrawModelSurfaces(ent, false, false, false, false, true);
 }
 
 typedef struct r_q1bsp_getlightinfo_s
@@ -559,7 +607,7 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                //      return;
                if (!plane)
                        break;
-               //if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, r_shadow_rtlight_numfrustumplanes, r_shadow_rtlight_frustumplanes))
+               //if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
                //      return;
                if (plane->type < 3)
                {
@@ -601,7 +649,7 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                                node = node->children[sides - 1];
                }
        }
-       if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, r_shadow_rtlight_numfrustumplanes, r_shadow_rtlight_frustumplanes))
+       if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
                return;
        leaf = (mleaf_t *)node;
        if (info->svbsp_active)
@@ -903,6 +951,8 @@ void R_Q1BSP_CompileShadowVolume(entity_render_t *ent, vec3_t relativelightorigi
        r_shadow_compilingrtlight->static_meshchain_shadow = Mod_ShadowMesh_Finish(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow, false, false, true);
 }
 
+extern cvar_t r_polygonoffset_submodel_factor;
+extern cvar_t r_polygonoffset_submodel_offset;
 void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativelightdirection, float lightradius, int modelnumsurfaces, const int *modelsurfacelist, const vec3_t lightmins, const vec3_t lightmaxs)
 {
        model_t *model = ent->model;
@@ -913,6 +963,8 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
        if (!BoxesOverlap(model->normalmins, model->normalmaxs, lightmins, lightmaxs))
                return;
        R_UpdateAllTextureInfo(ent);
+       if (ent->model->brush.submodel)
+               GL_PolygonOffset(r_refdef.shadowpolygonfactor + r_polygonoffset_submodel_factor.value, r_refdef.shadowpolygonoffset + r_polygonoffset_submodel_offset.value);
        if (model->brush.shadowmesh)
        {
                R_Shadow_PrepareShadowMark(model->brush.shadowmesh->numtriangles);
@@ -933,14 +985,16 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
                for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
                {
                        surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
-                       rsurface_texture = surface->texture->currentframe;
-                       if (rsurface_texture->currentmaterialflags & MATERIALFLAG_NOSHADOW)
+                       rsurface.texture = surface->texture->currentframe;
+                       if (rsurface.texture->currentmaterialflags & MATERIALFLAG_NOSHADOW)
                                continue;
                        RSurf_PrepareVerticesForBatch(false, false, 1, &surface);
-                       R_Shadow_MarkVolumeFromBox(surface->num_firsttriangle, surface->num_triangles, rsurface_vertex3f, rsurface_model->surfmesh.data_element3i, relativelightorigin, relativelightdirection, lightmins, lightmaxs, surface->mins, surface->maxs);
+                       R_Shadow_MarkVolumeFromBox(surface->num_firsttriangle, surface->num_triangles, rsurface.vertex3f, rsurface.modelelement3i, relativelightorigin, relativelightdirection, lightmins, lightmaxs, surface->mins, surface->maxs);
                }
-               R_Shadow_VolumeFromList(model->surfmesh.num_vertices, model->surfmesh.num_triangles, rsurface_vertex3f, model->surfmesh.data_element3i, model->surfmesh.data_neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
+               R_Shadow_VolumeFromList(model->surfmesh.num_vertices, model->surfmesh.num_triangles, rsurface.vertex3f, model->surfmesh.data_element3i, model->surfmesh.data_neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
        }
+       if (ent->model->brush.submodel)
+               GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);
 }
 
 #define BATCHSIZE 1024
@@ -958,14 +1012,14 @@ static void R_Q1BSP_DrawLight_TransparentCallback(const entity_render_t *ent, co
        for (i = 0;i < numsurfaces;i = j)
        {
                j = i + 1;
-               surface = rsurface_model->data_surfaces + surfacelist[i];
+               surface = rsurface.modelsurfaces + surfacelist[i];
                t = surface->texture;
                R_UpdateTextureInfo(ent, t);
-               rsurface_texture = t->currentframe;
+               rsurface.texture = t->currentframe;
                endsurface = min(j + BATCHSIZE, numsurfaces);
                for (j = i;j < endsurface;j++)
                {
-                       surface = rsurface_model->data_surfaces + surfacelist[j];
+                       surface = rsurface.modelsurfaces + surfacelist[j];
                        if (t != surface->texture)
                                break;
                        RSurf_PrepareVerticesForBatch(true, true, 1, &surface);
@@ -975,23 +1029,22 @@ static void R_Q1BSP_DrawLight_TransparentCallback(const entity_render_t *ent, co
        R_Shadow_RenderMode_End();
 }
 
-#define RSURF_MAX_BATCHSURFACES 1024
+#define RSURF_MAX_BATCHSURFACES 8192
 
 void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surfacelist, const unsigned char *trispvs)
 {
        model_t *model = ent->model;
        msurface_t *surface;
-       int i, k, l, m, mend, endsurface, batchnumsurfaces, batchnumtriangles, batchfirstvertex, batchlastvertex;
-       qboolean usebufferobject;
+       int i, k, kend, l, m, mend, endsurface, batchnumsurfaces, batchnumtriangles, batchfirstvertex, batchlastvertex, batchfirsttriangle;
+       qboolean usebufferobject, culltriangles;
        const int *element3i;
        msurface_t *batchsurfacelist[RSURF_MAX_BATCHSURFACES];
        int batchelements[BATCHSIZE*3];
        texture_t *tex;
        CHECKGLERROR
-       RSurf_ActiveModelEntity(ent, true, true);
        R_UpdateAllTextureInfo(ent);
-       CHECKGLERROR
-       element3i = rsurface_model->surfmesh.data_element3i;
+       culltriangles = r_shadow_culltriangles.integer && !(ent->flags & RENDER_NOSELFSHADOW);
+       element3i = rsurface.modelelement3i;
        // this is a double loop because non-visible surface skipping has to be
        // fast, and even if this is not the world model (and hence no visibility
        // checking) the input surface list and batch buffer are different formats
@@ -1000,10 +1053,10 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
        {
                batchnumsurfaces = 0;
                endsurface = min(i + RSURF_MAX_BATCHSURFACES, numsurfaces);
-               if (ent == r_refdef.worldentity)
+               if (ent == r_refdef.scene.worldentity)
                {
                        for (;i < endsurface;i++)
-                               if (r_viewcache.world_surfacevisible[surfacelist[i]])
+                               if (r_refdef.viewcache.world_surfacevisible[surfacelist[i]])
                                        batchsurfacelist[batchnumsurfaces++] = model->data_surfaces + surfacelist[i];
                }
                else
@@ -1013,24 +1066,28 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                }
                if (!batchnumsurfaces)
                        continue;
-               for (k = 0;k < batchnumsurfaces;k = l)
+               for (k = 0;k < batchnumsurfaces;k = kend)
                {
                        surface = batchsurfacelist[k];
                        tex = surface->texture;
-                       rsurface_texture = tex->currentframe;
-                       if (rsurface_texture->currentmaterialflags & (MATERIALFLAG_WALL | MATERIALFLAG_WATER))
+                       rsurface.texture = tex->currentframe;
+                       // gather surfaces into a batch range
+                       for (kend = k;kend < batchnumsurfaces && tex == batchsurfacelist[kend]->texture;kend++)
+                               ;
+                       // now figure out what to do with this particular range of surfaces
+                       if (rsurface.texture->currentmaterialflags & (MATERIALFLAG_WALL | MATERIALFLAG_WATER))
                        {
-                               if (rsurface_texture->currentmaterialflags & MATERIALFLAG_BLENDED)
+                               if (rsurface.texture->currentmaterialflags & MATERIALFLAG_SORTTRANSPARENT)
                                {
                                        vec3_t tempcenter, center;
-                                       for (l = k;l < batchnumsurfaces && tex == batchsurfacelist[l]->texture;l++)
+                                       for (l = k;l < kend;l++)
                                        {
                                                surface = batchsurfacelist[l];
                                                tempcenter[0] = (surface->mins[0] + surface->maxs[0]) * 0.5f;
                                                tempcenter[1] = (surface->mins[1] + surface->maxs[1]) * 0.5f;
                                                tempcenter[2] = (surface->mins[2] + surface->maxs[2]) * 0.5f;
-                                               Matrix4x4_Transform(&rsurface_entity->matrix, tempcenter, center);
-                                               R_MeshQueue_AddTransparent(rsurface_texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_view.origin : center, R_Q1BSP_DrawLight_TransparentCallback, rsurface_entity, surface - rsurface_model->data_surfaces, r_shadow_rtlight);
+                                               Matrix4x4_Transform(&rsurface.matrix, tempcenter, center);
+                                               R_MeshQueue_AddTransparent(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_refdef.view.origin : center, R_Q1BSP_DrawLight_TransparentCallback, ent, surface - rsurface.modelsurfaces, rsurface.rtlight);
                                        }
                                }
                                else
@@ -1038,66 +1095,58 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                                        // use the bufferobject if all triangles are accepted
                                        usebufferobject = true;
                                        batchnumtriangles = 0;
-                                       // note: this only accepts consecutive surfaces because
-                                       // non-consecutive surfaces often have extreme vertex
-                                       // ranges (due to large numbers of surfaces omitted
-                                       // between them)
-                                       surface = batchsurfacelist[k];
-                                       for (l = k;l < batchnumsurfaces && surface == batchsurfacelist[l] && tex == surface->texture;l++, surface++)
+                                       batchfirsttriangle = surface->num_firsttriangle;
+                                       for (l = k;l < kend;l++)
                                        {
+                                               surface = batchsurfacelist[l];
                                                RSurf_PrepareVerticesForBatch(true, true, 1, &surface);
                                                for (m = surface->num_firsttriangle, mend = m + surface->num_triangles;m < mend;m++)
                                                {
-                                                       if (r_shadow_culltriangles.integer)
+                                                       if (trispvs)
                                                        {
-                                                               if (trispvs)
+                                                               if (!CHECKPVSBIT(trispvs, m))
                                                                {
-                                                                       if (!CHECKPVSBIT(trispvs, m))
-                                                                       {
-                                                                               usebufferobject = false;
-                                                                               continue;
-                                                                       }
+                                                                       usebufferobject = false;
+                                                                       continue;
                                                                }
-                                                               else
+                                                       }
+                                                       else if (culltriangles)
+                                                       {
+                                                               if (r_shadow_frontsidecasting.integer && !PointInfrontOfTriangle(rsurface.entitylightorigin, rsurface.vertex3f + element3i[m*3+0]*3, rsurface.vertex3f + element3i[m*3+1]*3, rsurface.vertex3f + element3i[m*3+2]*3))
                                                                {
-                                                                       if (r_shadow_frontsidecasting.integer && !PointInfrontOfTriangle(r_shadow_entitylightorigin, rsurface_vertex3f + element3i[m*3+0]*3, rsurface_vertex3f + element3i[m*3+1]*3, rsurface_vertex3f + element3i[m*3+2]*3))
-                                                                       {
-                                                                               usebufferobject = false;
-                                                                               continue;
-                                                                       }
+                                                                       usebufferobject = false;
+                                                                       continue;
                                                                }
                                                        }
-                                                       batchelements[batchnumtriangles*3+0] = element3i[m*3+0];
-                                                       batchelements[batchnumtriangles*3+1] = element3i[m*3+1];
-                                                       batchelements[batchnumtriangles*3+2] = element3i[m*3+2];
-                                                       batchnumtriangles++;
-                                                       r_refdef.stats.lights_lighttriangles++;
                                                        if (batchnumtriangles >= BATCHSIZE)
                                                        {
+                                                               r_refdef.stats.lights_lighttriangles += batchnumtriangles;
                                                                Mod_VertexRangeFromElements(batchnumtriangles*3, batchelements, &batchfirstvertex, &batchlastvertex);
-                                                               R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, 0, 0);
+                                                               if (usebufferobject && batchnumtriangles >= 100)
+                                                                       R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, ent->model->surfmesh.ebo, sizeof(int[3]) * batchfirsttriangle);
+                                                               else
+                                                                       R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, 0, 0);
+                                                               usebufferobject = true;
                                                                batchnumtriangles = 0;
-                                                               usebufferobject = false;
+                                                               batchfirsttriangle = m;
                                                        }
+                                                       batchelements[batchnumtriangles*3+0] = element3i[m*3+0];
+                                                       batchelements[batchnumtriangles*3+1] = element3i[m*3+1];
+                                                       batchelements[batchnumtriangles*3+2] = element3i[m*3+2];
+                                                       batchnumtriangles++;
                                                }
-                                               r_refdef.stats.lights_lighttriangles += batchsurfacelist[l]->num_triangles;
                                        }
                                        if (batchnumtriangles > 0)
                                        {
+                                               r_refdef.stats.lights_lighttriangles += batchnumtriangles;
                                                Mod_VertexRangeFromElements(batchnumtriangles*3, batchelements, &batchfirstvertex, &batchlastvertex);
-                                               if (usebufferobject)
-                                                       R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, ent->model->surfmesh.ebo, sizeof(int[3]) * batchsurfacelist[k]->num_firsttriangle);
+                                               if (usebufferobject && batchnumtriangles >= 100)
+                                                       R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, ent->model->surfmesh.ebo, sizeof(int[3]) * batchfirsttriangle);
                                                else
                                                        R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, 0, 0);
                                        }
                                }
                        }
-                       else
-                       {
-                               // skip ahead to the next texture
-                               for (l = k;l < batchnumsurfaces && tex == batchsurfacelist[l]->texture;l++)
-                                       ;
-                       }
                }
        }
 }
@@ -1109,7 +1158,13 @@ void R_ReplaceWorldTexture (void)
        texture_t       *t;
        int                     i;
        const char      *r, *newt;
-       m = r_refdef.worldmodel;
+       skinframe_t *skinframe;
+       if (!r_refdef.scene.worldmodel)
+       {
+               Con_Printf("There is no worldmodel\n");
+               return;
+       }
+       m = r_refdef.scene.worldmodel;
 
        if(Cmd_Argc() < 2)
        {
@@ -1128,17 +1183,18 @@ void R_ReplaceWorldTexture (void)
                newt = r;
        for(i=0,t=m->data_textures;i<m->num_textures;i++,t++)
        {
-               if(t->width && !strcasecmp(t->name, r))
+               if(/*t->width && !strcasecmp(t->name, r)*/ matchpattern( t->name, r, true ) )
                {
-                       if(Mod_LoadSkinFrame(&t->skinframes[0], (char*)newt, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, false, r_fullbrights.integer))
+                       if ((skinframe = R_SkinFrame_LoadExternal(newt, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true)))
                        {
+//                             t->skinframes[0] = skinframe;
+                               t->currentskinframe = skinframe;
+                               t->currentskinframe = skinframe;
                                Con_Printf("%s replaced with %s\n", r, newt);
-                               return;
                        }
                        else
                        {
                                Con_Printf("%s was not found\n", newt);
-                               Mod_LoadSkinFrame(&t->skinframes[0], (char*)r, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, false, r_fullbrights.integer);//back to default
                                return;
                        }
                }
@@ -1151,7 +1207,12 @@ void R_ListWorldTextures (void)
        model_t         *m;
        texture_t       *t;
        int                     i;
-       m = r_refdef.worldmodel;
+       if (!r_refdef.scene.worldmodel)
+       {
+               Con_Printf("There is no worldmodel\n");
+               return;
+       }
+       m = r_refdef.scene.worldmodel;
 
        Con_Print("Worldmodel textures :\n");
        for(i=0,t=m->data_textures;i<m->num_textures;i++,t++)