]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rsurf.c
disable depthfirst rendering on animated models since it doesn't work and should...
[xonotic/darkplaces.git] / gl_rsurf.c
index 4a0586616e5eb8ed30046d85ba06c74010181678..17b183d271f648f1aeea1b80695e622451432ff2 100644 (file)
@@ -23,11 +23,13 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "r_shadow.h"
 #include "portals.h"
 #include "csprogs.h"
+#include "image.h"
 
 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", "improve framerate with r_novis 1 by using portal culling - still not as good as compiled visibility data in the map, but it helps (a value of 2 forces use of this even with vis data, which improves framerates in maps without too much complexity, but hurts in extremely complex maps, which is why 2 is not the default mode)"};
+cvar_t r_useportalculling = {0, "r_useportalculling", "2", "improve framerate with r_novis 1 by using portal culling - still not as good as compiled visibility data in the map, but it helps (a value of 2 forces use of this even with vis data, which improves framerates in maps without too much complexity, but hurts in extremely complex maps, which is why 2 is not the default mode)"};
+cvar_t r_usesurfaceculling = {0, "r_usesurfaceculling", "1", "skip off-screen surfaces (1 = cull surfaces if the map is likely to benefit, 2 = always cull surfaces)"};
 cvar_t r_q3bsp_renderskydepth = {0, "r_q3bsp_renderskydepth", "0", "draws sky depth masking in q3 maps (as in q1 maps), this means for example that sky polygons can hide other things"};
 
 /*
@@ -51,8 +53,8 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
        size = smax*tmax;
        size3 = size*3;
 
-       r_refdef.stats.lightmapupdatepixels += size;
-       r_refdef.stats.lightmapupdates++;
+       r_refdef.stats[r_stat_lightmapupdatepixels] += size;
+       r_refdef.stats[r_stat_lightmapupdates]++;
 
        if (cl.buildlightmapmemorysize < size*sizeof(int[3]))
        {
@@ -119,7 +121,9 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
                }
        }
 
-       R_UpdateTexture(surface->lightmaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], smax, tmax);
+       if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+               Image_MakesRGBColorsFromLinear_Lightmap(templight, templight, size);
+       R_UpdateTexture(surface->lightmaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], 0, smax, tmax, 1);
 
        // update the surface's deluxemap if it has one
        if (surface->deluxemaptexture != r_texture_blanknormalmap)
@@ -157,11 +161,11 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
                        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);
+               R_UpdateTexture(surface->deluxemaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], 0, smax, tmax, 1);
        }
 }
 
-void R_StainNode (mnode_t *node, dp_model_t *model, const vec3_t origin, float radius, const float fcolor[8])
+static void R_StainNode (mnode_t *node, dp_model_t *model, const vec3_t origin, float radius, const float fcolor[8])
 {
        float ndist, a, ratio, maxdist, maxdist2, maxdist3, invradius, sdtable[256], td, dist2;
        msurface_t *surface, *endsurface;
@@ -361,7 +365,7 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, const rtlight_t *r
        for (i = 0, v = vertex3f;i < numpoints;i++, v += 3)
                VectorCopy(portal->points[i].position, v);
        R_Mesh_PrepareVertices_Generic_Arrays(numpoints, vertex3f, NULL, NULL);
-       R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
+       R_SetupShader_Generic_NoTexture(false, false);
        R_Mesh_Draw(0, numpoints, 0, numpoints - 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
 }
 
@@ -389,13 +393,36 @@ 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, rsurface.rtlight);
+                                       R_MeshQueue_AddTransparent(TRANSPARENTSORT_DISTANCE, center, R_DrawPortal_Callback, (entity_render_t *)portal, leafnum, rsurface.rtlight);
                                }
                        }
                }
        }
 }
 
+static void R_View_WorldVisibility_CullSurfaces(void)
+{
+       int surfaceindex;
+       int surfaceindexstart;
+       int surfaceindexend;
+       unsigned char *surfacevisible;
+       msurface_t *surfaces;
+       dp_model_t *model = r_refdef.scene.worldmodel;
+       if (!model)
+               return;
+       if (r_trippy.integer)
+               return;
+       if (r_usesurfaceculling.integer < 1)
+               return;
+       surfaceindexstart = model->firstmodelsurface;
+       surfaceindexend = surfaceindexstart + model->nummodelsurfaces;
+       surfaces = model->data_surfaces;
+       surfacevisible = r_refdef.viewcache.world_surfacevisible;
+       for (surfaceindex = surfaceindexstart;surfaceindex < surfaceindexend;surfaceindex++)
+               if (surfacevisible[surfaceindex] && R_CullBox(surfaces[surfaceindex].mins, surfaces[surfaceindex].maxs))
+                       surfacevisible[surfaceindex] = 0;
+}
+
 void R_View_WorldVisibility(qboolean forcenovis)
 {
        int i, j, *mark;
@@ -419,13 +446,14 @@ void R_View_WorldVisibility(qboolean forcenovis)
                        // 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.stats[r_stat_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;
                        }
                }
+               R_View_WorldVisibility_CullSurfaces();
                return;
        }
 
@@ -445,7 +473,7 @@ void R_View_WorldVisibility(qboolean forcenovis)
 
                // 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 || forcenovis)
+               if (!viewleaf || viewleaf->clusterindex < 0 || forcenovis || r_trippy.integer)
                {
                        // no visibility method: (used when floating around in the void)
                        // simply cull each leaf to the frustum (view pyramid)
@@ -453,10 +481,12 @@ void R_View_WorldVisibility(qboolean forcenovis)
                        r_refdef.viewcache.world_novis = true;
                        for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
                        {
+                               if (leaf->clusterindex < 0)
+                                       continue;
                                // 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_refdef.stats[r_stat_world_leafs]++;
                                        r_refdef.viewcache.world_leafvisible[j] = true;
                                        if (leaf->numleafsurfaces)
                                                for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
@@ -474,10 +504,12 @@ void R_View_WorldVisibility(qboolean forcenovis)
                        // similar to quake's RecursiveWorldNode but without cache misses
                        for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
                        {
+                               if (leaf->clusterindex < 0)
+                                       continue;
                                // 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.stats[r_stat_world_leafs]++;
                                        r_refdef.viewcache.world_leafvisible[j] = true;
                                        if (leaf->numleafsurfaces)
                                                for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
@@ -506,7 +538,9 @@ void R_View_WorldVisibility(qboolean forcenovis)
                                leaf = leafstack[--leafstackpos];
                                if (r_refdef.viewcache.world_leafvisible[leaf - model->brush.data_leafs])
                                        continue;
-                               r_refdef.stats.world_leafs++;
+                               if (leaf->clusterindex < 0)
+                                       continue;
+                               r_refdef.stats[r_stat_world_leafs]++;
                                r_refdef.viewcache.world_leafvisible[leaf - model->brush.data_leafs] = true;
                                // mark any surfaces bounding this leaf
                                if (leaf->numleafsurfaces)
@@ -521,7 +555,7 @@ void R_View_WorldVisibility(qboolean forcenovis)
                                // (the first two checks won't cause as many cache misses as the leaf checks)
                                for (p = leaf->portals;p;p = p->next)
                                {
-                                       r_refdef.stats.world_portals++;
+                                       r_refdef.stats[r_stat_world_portals]++;
                                        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)
@@ -532,6 +566,8 @@ void R_View_WorldVisibility(qboolean forcenovis)
                        }
                }
        }
+
+        R_View_WorldVisibility_CullSurfaces();
 }
 
 void R_Q1BSP_DrawSky(entity_render_t *ent)
@@ -544,7 +580,6 @@ void R_Q1BSP_DrawSky(entity_render_t *ent)
                R_DrawModelSurfaces(ent, true, true, false, false, false);
 }
 
-extern void R_Water_AddWaterPlane(msurface_t *surface, int entno);
 void R_Q1BSP_DrawAddWaterPlanes(entity_render_t *ent)
 {
        int i, j, n, flagsmask;
@@ -556,7 +591,7 @@ void R_Q1BSP_DrawAddWaterPlanes(entity_render_t *ent)
        if (ent == r_refdef.scene.worldentity)
                RSurf_ActiveWorldEntity();
        else
-               RSurf_ActiveModelEntity(ent, false, false, false);
+               RSurf_ActiveModelEntity(ent, true, false, false);
 
        surfaces = model->data_surfaces;
        flagsmask = MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA;
@@ -602,7 +637,7 @@ void R_Q1BSP_Draw(entity_render_t *ent)
 void R_Q1BSP_DrawDepth(entity_render_t *ent)
 {
        dp_model_t *model = ent->model;
-       if (model == NULL)
+       if (model == NULL || model->surfmesh.isanimated)
                return;
        GL_ColorMask(0,0,0,0);
        GL_Color(1,1,1,1);
@@ -610,7 +645,6 @@ void R_Q1BSP_DrawDepth(entity_render_t *ent)
        GL_BlendFunc(GL_ONE, GL_ZERO);
        GL_DepthMask(true);
 //     R_Mesh_ResetTextureState();
-       R_SetupShader_DepthOrShadow();
        if (ent == r_refdef.scene.worldentity)
                R_DrawWorldSurfaces(false, false, true, false, false);
        else
@@ -859,7 +893,7 @@ static void R_Q1BSP_RecursiveGetLightInfo_BSP(r_q1bsp_getlightinfo_t *info, qboo
                                                VectorCopy(v[0], v2[0]);
                                                VectorCopy(v[1], v2[1]);
                                                VectorCopy(v[2], v2[2]);
-                                               if (insidebox || TriangleOverlapsBox(v2[0], v2[1], v2[2], info->lightmins, info->lightmaxs))
+                                               if (insidebox || TriangleBBoxOverlapsBox(v2[0], v2[1], v2[2], info->lightmins, info->lightmaxs))
                                                        SVBSP_AddPolygon(&r_svbsp, 3, v2[0], true, NULL, NULL, 0);
                                        }
                                }
@@ -887,7 +921,7 @@ static void R_Q1BSP_RecursiveGetLightInfo_BSP(r_q1bsp_getlightinfo_t *info, qboo
                                                VectorCopy(v[0], v2[0]);
                                                VectorCopy(v[1], v2[1]);
                                                VectorCopy(v[2], v2[2]);
-                                               if (!insidebox && !TriangleOverlapsBox(v2[0], v2[1], v2[2], info->lightmins, info->lightmaxs))
+                                               if (!insidebox && !TriangleBBoxOverlapsBox(v2[0], v2[1], v2[2], info->lightmins, info->lightmaxs))
                                                        continue;
                                                if (svbspactive && !(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], false, NULL, NULL, 0) & 2))
                                                        continue;
@@ -937,6 +971,7 @@ static void R_Q1BSP_RecursiveGetLightInfo_BIH(r_q1bsp_getlightinfo_t *info, cons
        int axis;
        int surfaceindex;
        int t;
+       int nodeleafindex;
        int currentmaterialflags;
        qboolean castshadow;
        msurface_t *surface;
@@ -948,16 +983,87 @@ static void R_Q1BSP_RecursiveGetLightInfo_BIH(r_q1bsp_getlightinfo_t *info, cons
        // note: because the BSP leafs are not in the BIH tree, the _BSP function
        // must be called to mark leafs visible for entity culling...
        // we start at the root node
-       nodestack[nodestackpos++] = 0;
+       nodestack[nodestackpos++] = bih->rootnode;
        // we'll be done when the stack is empty
        while (nodestackpos)
        {
                // pop one off the stack to process
                nodenum = nodestack[--nodestackpos];
-               if (nodenum >= 0)
+               // node
+               node = bih->nodes + nodenum;
+               if (node->type == BIH_UNORDERED)
+               {
+                       for (nodeleafindex = 0;nodeleafindex < BIH_MAXUNORDEREDCHILDREN && node->children[nodeleafindex] >= 0;nodeleafindex++)
+                       {
+                               leaf = bih->leafs + node->children[nodeleafindex];
+                               if (leaf->type != BIH_RENDERTRIANGLE)
+                                       continue;
+#if 1
+                               if (!BoxesOverlap(info->lightmins, info->lightmaxs, leaf->mins, leaf->maxs))
+                                       continue;
+#endif
+#if 1
+                               if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(leaf->mins, leaf->maxs, info->numfrustumplanes, info->frustumplanes))
+                                       continue;
+#endif
+                               surfaceindex = leaf->surfaceindex;
+                               surface = info->model->data_surfaces + surfaceindex;
+                               currentmaterialflags = R_GetCurrentTexture(surface->texture)->currentmaterialflags;
+                               castshadow = !(currentmaterialflags & MATERIALFLAG_NOSHADOW);
+                               t = leaf->itemindex + surface->num_firstshadowmeshtriangle - surface->num_firsttriangle;
+                               e = info->model->brush.shadowmesh->element3i + t * 3;
+                               v[0] = info->model->brush.shadowmesh->vertex3f + e[0] * 3;
+                               v[1] = info->model->brush.shadowmesh->vertex3f + e[1] * 3;
+                               v[2] = info->model->brush.shadowmesh->vertex3f + e[2] * 3;
+                               VectorCopy(v[0], v2[0]);
+                               VectorCopy(v[1], v2[1]);
+                               VectorCopy(v[2], v2[2]);
+                               if (info->svbsp_insertoccluder)
+                               {
+                                       if (castshadow)
+                                               SVBSP_AddPolygon(&r_svbsp, 3, v2[0], true, NULL, NULL, 0);
+                                       continue;
+                               }
+                               if (info->svbsp_active && !(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], false, NULL, NULL, 0) & 2))
+                                       continue;
+                               // we don't occlude triangles from lighting even
+                               // if they are backfacing, because when using
+                               // shadowmapping they are often not fully occluded
+                               // on the horizon of an edge
+                               SETPVSBIT(info->outlighttrispvs, t);
+                               if (castshadow)
+                               {
+                                       if (currentmaterialflags & MATERIALFLAG_NOCULLFACE)
+                                       {
+                                               // if the material is double sided we
+                                               // can't cull by direction
+                                               SETPVSBIT(info->outshadowtrispvs, t);
+                                       }
+                                       else if (r_shadow_frontsidecasting.integer)
+                                       {
+                                               // front side casting occludes backfaces,
+                                               // so they are completely useless as both
+                                               // casters and lit polygons
+                                               if (PointInfrontOfTriangle(info->relativelightorigin, v2[0], v2[1], v2[2]))
+                                                       SETPVSBIT(info->outshadowtrispvs, t);
+                                       }
+                                       else
+                                       {
+                                               // back side casting does not occlude
+                                               // anything so we can't cull lit polygons
+                                               if (!PointInfrontOfTriangle(info->relativelightorigin, v2[0], v2[1], v2[2]))
+                                                       SETPVSBIT(info->outshadowtrispvs, t);
+                                       }
+                               }
+                               if (!CHECKPVSBIT(info->outsurfacepvs, surfaceindex))
+                               {
+                                       SETPVSBIT(info->outsurfacepvs, surfaceindex);
+                                       info->outsurfacelist[info->outnumsurfaces++] = surfaceindex;
+                               }
+                       }
+               }
+               else
                {
-                       // node
-                       node = bih->nodes + nodenum;
                        axis = node->type - BIH_SPLITX;
 #if 0
                        if (!BoxesOverlap(info->lightmins, info->lightmaxs, node->mins, node->maxs))
@@ -972,80 +1078,15 @@ static void R_Q1BSP_RecursiveGetLightInfo_BIH(r_q1bsp_getlightinfo_t *info, cons
                                if (info->lightmaxs[axis] >= node->frontmin && nodestackpos < GETLIGHTINFO_MAXNODESTACK)
                                        nodestack[nodestackpos++] = node->front;
                                nodestack[nodestackpos++] = node->back;
+                               continue;
                        }
                        else if (info->lightmaxs[axis] >= node->frontmin)
-                               nodestack[nodestackpos++] = node->front;
-                       else
-                               continue; // light falls between children, nothing here
-               }
-               else
-               {
-                       // leaf
-                       leaf = bih->leafs + (-1-nodenum);
-                       if (leaf->type != BIH_RENDERTRIANGLE)
-                               continue;
-#if 1
-                       if (!BoxesOverlap(info->lightmins, info->lightmaxs, leaf->mins, leaf->maxs))
-                               continue;
-#endif
-#if 1
-                       if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(leaf->mins, leaf->maxs, info->numfrustumplanes, info->frustumplanes))
-                               continue;
-#endif
-                       surfaceindex = leaf->surfaceindex;
-                       surface = info->model->data_surfaces + surfaceindex;
-                       currentmaterialflags = R_GetCurrentTexture(surface->texture)->currentmaterialflags;
-                       castshadow = !(currentmaterialflags & MATERIALFLAG_NOSHADOW);
-                       t = leaf->itemindex + surface->num_firstshadowmeshtriangle - surface->num_firsttriangle;
-                       e = info->model->brush.shadowmesh->element3i + t * 3;
-                       v[0] = info->model->brush.shadowmesh->vertex3f + e[0] * 3;
-                       v[1] = info->model->brush.shadowmesh->vertex3f + e[1] * 3;
-                       v[2] = info->model->brush.shadowmesh->vertex3f + e[2] * 3;
-                       VectorCopy(v[0], v2[0]);
-                       VectorCopy(v[1], v2[1]);
-                       VectorCopy(v[2], v2[2]);
-                       if (info->svbsp_insertoccluder)
                        {
-                               if (castshadow)
-                                       SVBSP_AddPolygon(&r_svbsp, 3, v2[0], true, NULL, NULL, 0);
-                               continue;
-                       }
-                       if (info->svbsp_active && !(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], false, NULL, NULL, 0) & 2))
+                               nodestack[nodestackpos++] = node->front;
                                continue;
-                       // we don't occlude triangles from lighting even
-                       // if they are backfacing, because when using
-                       // shadowmapping they are often not fully occluded
-                       // on the horizon of an edge
-                       SETPVSBIT(info->outlighttrispvs, t);
-                       if (castshadow)
-                       {
-                               if (currentmaterialflags & MATERIALFLAG_NOCULLFACE)
-                               {
-                                       // if the material is double sided we
-                                       // can't cull by direction
-                                       SETPVSBIT(info->outshadowtrispvs, t);
-                               }
-                               else if (r_shadow_frontsidecasting.integer)
-                               {
-                                       // front side casting occludes backfaces,
-                                       // so they are completely useless as both
-                                       // casters and lit polygons
-                                       if (PointInfrontOfTriangle(info->relativelightorigin, v2[0], v2[1], v2[2]))
-                                               SETPVSBIT(info->outshadowtrispvs, t);
-                               }
-                               else
-                               {
-                                       // back side casting does not occlude
-                                       // anything so we can't cull lit polygons
-                                       if (!PointInfrontOfTriangle(info->relativelightorigin, v2[0], v2[1], v2[2]))
-                                               SETPVSBIT(info->outshadowtrispvs, t);
-                               }
-                       }
-                       if (!CHECKPVSBIT(info->outsurfacepvs, surfaceindex))
-                       {
-                               SETPVSBIT(info->outsurfacepvs, surfaceindex);
-                               info->outsurfacelist[info->outnumsurfaces++] = surfaceindex;
                        }
+                       else
+                               continue; // light falls between children, nothing here
                }
        }
 }
@@ -1140,7 +1181,7 @@ static void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboo
 
 static msurface_t *r_q1bsp_getlightinfo_surfaces;
 
-int R_Q1BSP_GetLightInfo_comparefunc(const void *ap, const void *bp)
+static int R_Q1BSP_GetLightInfo_comparefunc(const void *ap, const void *bp)
 {
        int a = *(int*)ap;
        int b = *(int*)bp;
@@ -1321,6 +1362,8 @@ void R_Q1BSP_CompileShadowMap(entity_render_t *ent, vec3_t relativelightorigin,
        int surfacelistindex;
        int sidetotals[6] = { 0, 0, 0, 0, 0, 0 }, sidemasks = 0;
        int i;
+       if (!model->brush.shadowmesh)
+               return;
        r_shadow_compilingrtlight->static_meshchain_shadow_shadowmap = Mod_ShadowMesh_Begin(r_main_mempool, 32768, 32768, NULL, NULL, NULL, false, false, true);
        R_Shadow_PrepareShadowSides(model->brush.shadowmesh->numtriangles);
        for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
@@ -1360,8 +1403,8 @@ void R_Q1BSP_DrawShadowMap(int side, entity_render_t *ent, const vec3_t relative
                        continue;
                if (!BoxesOverlap(lightmins, lightmaxs, surface->mins, surface->maxs))
                        continue;
-               r_refdef.stats.lights_dynamicshadowtriangles += surface->num_triangles;
-               r_refdef.stats.lights_shadowtriangles += surface->num_triangles;
+               r_refdef.stats[r_stat_lights_dynamicshadowtriangles] += surface->num_triangles;
+               r_refdef.stats[r_stat_lights_shadowtriangles] += surface->num_triangles;
                batchsurfacelist[0] = surface;
                batchnumsurfaces = 1;
                while(++modelsurfacelistindex < modelnumsurfaces && batchnumsurfaces < RSURF_MAX_BATCHSURFACES)
@@ -1373,17 +1416,14 @@ void R_Q1BSP_DrawShadowMap(int side, entity_render_t *ent, const vec3_t relative
                                break;
                        if (!BoxesOverlap(lightmins, lightmaxs, surface->mins, surface->maxs))
                                continue;
-                       r_refdef.stats.lights_dynamicshadowtriangles += surface->num_triangles;
-                       r_refdef.stats.lights_shadowtriangles += surface->num_triangles;
+                       r_refdef.stats[r_stat_lights_dynamicshadowtriangles] += surface->num_triangles;
+                       r_refdef.stats[r_stat_lights_shadowtriangles] += surface->num_triangles;
                        batchsurfacelist[batchnumsurfaces++] = surface;
                }
                --modelsurfacelistindex;
                GL_CullFace(rsurface.texture->currentmaterialflags & MATERIALFLAG_NOCULLFACE ? GL_NONE : r_refdef.view.cullface_back);
-               RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX, batchnumsurfaces, batchsurfacelist);
-               if (rsurface.batchvertex3fbuffer)
-                       R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3fbuffer);
-               else
-                       R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer);
+               RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ALLOWMULTIDRAW, batchnumsurfaces, batchsurfacelist);
+               R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
                RSurf_DrawBatch();
        }
        R_FrameData_ReturnToMark();
@@ -1461,9 +1501,10 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                        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))
+                       // VorteX: added MATERIALFLAG_NORTLIGHT
+                       if ((rsurface.texture->currentmaterialflags & (MATERIALFLAG_WALL | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NORTLIGHT)) != MATERIALFLAG_WALL)
                                continue;
-                       if (r_waterstate.renderingscene && (rsurface.texture->currentmaterialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA)))
+                       if (r_fb.water.renderingscene && (rsurface.texture->currentmaterialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA)))
                                continue;
                        if (rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED)
                        {
@@ -1471,11 +1512,26 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                                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;
+                                       if (r_transparent_sortsurfacesbynearest.integer)
+                                       {
+                                               tempcenter[0] = bound(surface->mins[0], rsurface.localvieworigin[0], surface->maxs[0]);
+                                               tempcenter[1] = bound(surface->mins[1], rsurface.localvieworigin[1], surface->maxs[1]);
+                                               tempcenter[2] = bound(surface->mins[2], rsurface.localvieworigin[2], surface->maxs[2]);
+                                       }
+                                       else
+                                       {
+                                               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.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);
+                                       if (ent->transparent_offset) // transparent offset
+                                       {
+                                               center[0] += r_refdef.view.forward[0]*ent->transparent_offset;
+                                               center[1] += r_refdef.view.forward[1]*ent->transparent_offset;
+                                               center[2] += r_refdef.view.forward[2]*ent->transparent_offset;
+                                       }
+                                       R_MeshQueue_AddTransparent((rsurface.entity->flags & RENDER_WORLDOBJECT) ? TRANSPARENTSORT_SKY : ((rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) ? TRANSPARENTSORT_HUD : rsurface.texture->transparentsort), center, R_Q1BSP_DrawLight_TransparentCallback, ent, surface - rsurface.modelsurfaces, rsurface.rtlight);
                                }
                                continue;
                        }
@@ -1490,7 +1546,7 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
 }
 
 //Made by [515]
-void R_ReplaceWorldTexture (void)
+static void R_ReplaceWorldTexture (void)
 {
        dp_model_t              *m;
        texture_t       *t;
@@ -1526,7 +1582,6 @@ void R_ReplaceWorldTexture (void)
                        if ((skinframe = R_SkinFrame_LoadExternal(newt, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PICMIP, true)))
                        {
 //                             t->skinframes[0] = skinframe;
-                               t->currentskinframe = skinframe;
                                t->currentskinframe = skinframe;
                                Con_Printf("%s replaced with %s\n", r, newt);
                        }
@@ -1540,7 +1595,7 @@ void R_ReplaceWorldTexture (void)
 }
 
 //Made by [515]
-void R_ListWorldTextures (void)
+static void R_ListWorldTextures (void)
 {
        dp_model_t              *m;
        texture_t       *t;
@@ -1579,6 +1634,7 @@ void GL_Surf_Init(void)
        Cvar_RegisterVariable(&r_lockpvs);
        Cvar_RegisterVariable(&r_lockvisibility);
        Cvar_RegisterVariable(&r_useportalculling);
+       Cvar_RegisterVariable(&r_usesurfaceculling);
        Cvar_RegisterVariable(&r_q3bsp_renderskydepth);
 
        Cmd_AddCommand ("r_replacemaptexture", R_ReplaceWorldTexture, "override a map texture for testing purposes");