]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rsurf.c
remove support for GL_EXT_compiled_vertex_array extension
[xonotic/darkplaces.git] / gl_rsurf.c
index 707741ab189302f74bd308ee57d7f1aef50165f0..9478d237a3f8774077fa7b85b3cb376c8d354391 100644 (file)
@@ -23,8 +23,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "r_shadow.h"
 #include "portals.h"
 
-#define MAX_LIGHTMAP_SIZE 256
-
 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)"};
@@ -60,7 +58,7 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
                cl.buildlightmapmemorysize = size*sizeof(int[3]);
                if (cl.buildlightmapmemory)
                        Mem_Free(cl.buildlightmapmemory);
-               cl.buildlightmapmemory = Mem_Alloc(cls.levelmempool, cl.buildlightmapmemorysize);
+               cl.buildlightmapmemory = (unsigned char *) Mem_Alloc(cls.levelmempool, cl.buildlightmapmemorysize);
        }
 
        // these both point at the same buffer, templight is only used for final
@@ -69,7 +67,7 @@ void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
        templight = (unsigned char *)cl.buildlightmapmemory;
 
        // update cached lighting info
-       surface->cached_dlight = 0;
+       model->brushq1.lightmapupdateflags[surface - model->data_surfaces] = false;
 
        lightmap = surface->lightmapinfo->samples;
 
@@ -216,7 +214,7 @@ loc0:
                        s = bound(0, impacts, smax * 16) - impacts;
                        t = bound(0, impactt, tmax * 16) - impactt;
                        i = (int)(s * s + t * t + dist2);
-                       if (i > maxdist)
+                       if ((i > maxdist) || (smax > (int)(sizeof(sdtable)/sizeof(sdtable[0])))) // smax overflow fix from Andreas Dehmel
                                continue;
 
                        // reduce calculations
@@ -259,7 +257,7 @@ loc0:
                        }
                        // force lightmap upload
                        if (stained)
-                               surface->cached_dlight = true;
+                               model->brushq1.lightmapupdateflags[surface - model->data_surfaces] = true;
                }
        }
 
@@ -335,6 +333,7 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, const rtlight_t *r
        // called with a batch, so numsurfaces is always 1, and the surfacelist
        // contains only a leaf number for coloring purposes
        const mportal_t *portal = (mportal_t *)ent;
+       qboolean isvis;
        int i, numpoints;
        float *v;
        float vertex3f[POLYGONELEMENTS_MAXPOINTS*3];
@@ -345,23 +344,25 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, const rtlight_t *r
        GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
        GL_DepthTest(true);
        GL_CullFace(GL_NONE);
-       R_Mesh_Matrix(&identitymatrix);
+       R_EntityMatrix(&identitymatrix);
 
        numpoints = min(portal->numpoints, POLYGONELEMENTS_MAXPOINTS);
 
        R_Mesh_VertexPointer(vertex3f, 0, 0);
        R_Mesh_ColorPointer(NULL, 0, 0);
        R_Mesh_ResetTextureState();
-       R_SetupGenericShader(false);
+       R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
+
+       isvis = (portal->here->clusterindex >= 0 && portal->past->clusterindex >= 0 && portal->here->clusterindex != portal->past->clusterindex);
 
-       i = surfacelist[0];
+       i = surfacelist[0] >> 1;
        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);
+                        isvis ? 0.125f : 0.03125f);
        for (i = 0, v = vertex3f;i < numpoints;i++, v += 3)
                VectorCopy(portal->points[i].position, v);
-       R_Mesh_Draw(0, numpoints, 0, numpoints - 2, NULL, polygonelements, 0, 0);
+       R_Mesh_Draw(0, numpoints, 0, numpoints - 2, polygonelement3i, polygonelement3s, 0, 0);
 }
 
 // LordHavoc: this is just a nice debugging tool, very slow
@@ -432,7 +433,7 @@ void R_View_WorldVisibility(qboolean forcenovis)
        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_refdef.view.origin, 2, r_refdef.viewcache.world_pvsbits, sizeof(r_refdef.viewcache.world_pvsbits), false);
+               model->brush.FatPVS(model, r_refdef.view.origin, 2, r_refdef.viewcache.world_pvsbits, (r_refdef.viewcache.world_numclusters+7)>>3, false);
 
        if (!r_lockvisibility.integer)
        {
@@ -465,7 +466,7 @@ void R_View_WorldVisibility(qboolean forcenovis)
                }
                // just check if each leaf in the PVS is on screen
                // (unless portal culling is enabled)
-               else if (r_useportalculling.integer < 1 || (r_useportalculling.integer < 2 && !r_novis.integer))
+               else if (!model->brush.data_portals || r_useportalculling.integer < 1 || (r_useportalculling.integer < 2 && !r_novis.integer))
                {
                        // pvs method:
                        // simply check if each leaf is in the Potentially Visible Set,
@@ -543,15 +544,44 @@ void R_Q1BSP_DrawSky(entity_render_t *ent)
                R_DrawModelSurfaces(ent, true, true, false, false, false);
 }
 
+extern void R_Water_AddWaterPlane(msurface_t *surface);
 void R_Q1BSP_DrawAddWaterPlanes(entity_render_t *ent)
 {
+       int i, j, flagsmask;
        dp_model_t *model = ent->model;
+       msurface_t *surfaces;
        if (model == NULL)
                return;
+
        if (ent == r_refdef.scene.worldentity)
-               R_DrawWorldSurfaces(false, false, false, true, false);
+               RSurf_ActiveWorldEntity();
        else
-               R_DrawModelSurfaces(ent, false, false, false, true, false);
+               RSurf_ActiveModelEntity(ent, false, false, false);
+
+       surfaces = model->data_surfaces;
+       flagsmask = MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION;
+
+       // add visible surfaces to draw list
+       if (ent == r_refdef.scene.worldentity)
+       {
+               for (i = 0;i < model->nummodelsurfaces;i++)
+               {
+                       j = model->sortedmodelsurfaces[i];
+                       if (r_refdef.viewcache.world_surfacevisible[j])
+                               if (surfaces[j].texture->basematerialflags & flagsmask)
+                                       R_Water_AddWaterPlane(surfaces + j);
+               }
+       }
+       else
+       {
+               for (i = 0;i < model->nummodelsurfaces;i++)
+               {
+                       j = model->sortedmodelsurfaces[i];
+                       if (surfaces[j].texture->basematerialflags & flagsmask)
+                               R_Water_AddWaterPlane(surfaces + j);
+               }
+       }
+       rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
 }
 
 void R_Q1BSP_Draw(entity_render_t *ent)
@@ -578,7 +608,7 @@ void R_Q1BSP_DrawDepth(entity_render_t *ent)
        GL_AlphaTest(false);
        R_Mesh_ColorPointer(NULL, 0, 0);
        R_Mesh_ResetTextureState();
-       R_SetupDepthOrShadowShader();
+       R_SetupShader_DepthOrShadow();
        if (ent == r_refdef.scene.worldentity)
                R_DrawWorldSurfaces(false, false, true, false, false);
        else
@@ -591,9 +621,20 @@ 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);
+               R_DrawWorldSurfaces(false, false, false, true, false);
        else
-               R_DrawModelSurfaces(ent, false, false, false, false, true);
+               R_DrawModelSurfaces(ent, false, false, false, true, false);
+}
+
+void R_Q1BSP_DrawPrepass(entity_render_t *ent)
+{
+       dp_model_t *model = ent->model;
+       if (model == NULL)
+               return;
+       if (ent == r_refdef.scene.worldentity)
+               R_DrawWorldSurfaces(false, true, false, false, true);
+       else
+               R_DrawModelSurfaces(ent, false, true, false, false, true);
 }
 
 typedef struct r_q1bsp_getlightinfo_s
@@ -604,6 +645,7 @@ typedef struct r_q1bsp_getlightinfo_s
        int *outleaflist;
        unsigned char *outleafpvs;
        int outnumleafs;
+       unsigned char *visitingleafpvs;
        int *outsurfacelist;
        unsigned char *outsurfacepvs;
        unsigned char *tempsurfacepvs;
@@ -617,10 +659,12 @@ typedef struct r_q1bsp_getlightinfo_s
        const unsigned char *pvs;
        qboolean svbsp_active;
        qboolean svbsp_insertoccluder;
+       int numfrustumplanes;
+       const mplane_t *frustumplanes;
 }
 r_q1bsp_getlightinfo_t;
 
-void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
+static void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
 {
        int sides;
        mleaf_t *leaf;
@@ -631,7 +675,7 @@ 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, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
+               //if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, rtlight->cached_numfrustumplanes, rtlight->cached_frustumplanes))
                //      return;
                if (plane->type < 3)
                {
@@ -673,14 +717,14 @@ 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, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
+       if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, info->numfrustumplanes, info->frustumplanes))
                return;
        leaf = (mleaf_t *)node;
        if (info->svbsp_active)
        {
                int i;
                mportal_t *portal;
-               double points[128][3];
+               static float points[128][3];
                for (portal = leaf->portals;portal;portal = portal->next)
                {
                        for (i = 0;i < portal->numpoints;i++)
@@ -720,18 +764,20 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                int leafsurfaceindex;
                int surfaceindex;
                int triangleindex, t;
+               int currentmaterialflags;
                msurface_t *surface;
                const int *e;
                const vec_t *v[3];
-               double v2[3][3];
+               float v2[3][3];
                for (leafsurfaceindex = 0;leafsurfaceindex < leaf->numleafsurfaces;leafsurfaceindex++)
                {
                        surfaceindex = leaf->firstleafsurface[leafsurfaceindex];
                        if (!CHECKPVSBIT(info->outsurfacepvs, surfaceindex))
                        {
                                surface = info->model->data_surfaces + surfaceindex;
+                               currentmaterialflags = R_GetCurrentTexture(surface->texture)->currentmaterialflags;
                                if (BoxesOverlap(info->lightmins, info->lightmaxs, surface->mins, surface->maxs)
-                                && (!info->svbsp_insertoccluder || !(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW)))
+                                && (!info->svbsp_insertoccluder || !(currentmaterialflags & MATERIALFLAG_NOSHADOW)))
                                {
                                        qboolean addedtris = false;
                                        qboolean insidebox = BoxInsideBox(surface->mins, surface->maxs, info->lightmins, info->lightmaxs);
@@ -744,9 +790,7 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                                                {
                                                        if (info->svbsp_insertoccluder)
                                                        {
-                                                               if (!(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOCULLFACE) && r_shadow_frontsidecasting.integer != PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]))
-                                                                       continue;
-                                                               if (surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW)
+                                                               if (currentmaterialflags & MATERIALFLAG_NOSHADOW)
                                                                        continue;
                                                                VectorCopy(v[0], v2[0]);
                                                                VectorCopy(v[1], v2[1]);
@@ -765,13 +809,13 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                                                                        if (!(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], false, NULL, NULL, 0) & 2))
                                                                                continue;
                                                                }
-                                                               if (surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOCULLFACE)
+                                                               if (currentmaterialflags & MATERIALFLAG_NOCULLFACE)
                                                                {
                                                                        // if the material is double sided we
                                                                        // can't cull by direction
                                                                        SETPVSBIT(info->outlighttrispvs, t);
                                                                        addedtris = true;
-                                                                       if (!(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW))
+                                                                       if (!(currentmaterialflags & MATERIALFLAG_NOSHADOW))
                                                                                SETPVSBIT(info->outshadowtrispvs, t);
                                                                }
                                                                else if (r_shadow_frontsidecasting.integer)
@@ -783,7 +827,7 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                                                                                continue;
                                                                        SETPVSBIT(info->outlighttrispvs, t);
                                                                        addedtris = true;
-                                                                       if (!(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW))
+                                                                       if (!(currentmaterialflags & MATERIALFLAG_NOSHADOW))
                                                                                SETPVSBIT(info->outshadowtrispvs, t);
                                                                }
                                                                else
@@ -792,7 +836,7 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
                                                                        // anything so we can't cull lit polygons
                                                                        SETPVSBIT(info->outlighttrispvs, t);
                                                                        addedtris = true;
-                                                                       if (!PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]) && !(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW))
+                                                                       if (!PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]) && !(currentmaterialflags & MATERIALFLAG_NOSHADOW))
                                                                                SETPVSBIT(info->outshadowtrispvs, t);
                                                                }
                                                        }
@@ -809,16 +853,16 @@ void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
        }
 }
 
-void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboolean use_svbsp)
+static void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboolean use_svbsp)
 {
        if (use_svbsp)
        {
-               double origin[3];
+               float origin[3];
                VectorCopy(info->relativelightorigin, origin);
                if (!r_svbsp.nodes)
                {
                        r_svbsp.maxnodes = max(r_svbsp.maxnodes, 1<<18);
-                       r_svbsp.nodes = Mem_Alloc(r_main_mempool, r_svbsp.maxnodes * sizeof(svbsp_node_t));
+                       r_svbsp.nodes = (svbsp_node_t*) Mem_Alloc(r_main_mempool, r_svbsp.maxnodes * sizeof(svbsp_node_t));
                }
                info->svbsp_active = true;
                info->svbsp_insertoccluder = true;
@@ -834,7 +878,7 @@ void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboolean us
                                        break;
                                Mem_Free(r_svbsp.nodes);
                                r_svbsp.maxnodes *= 2;
-                               r_svbsp.nodes = Mem_Alloc(tempmempool, r_svbsp.maxnodes * sizeof(svbsp_node_t));
+                               r_svbsp.nodes = (svbsp_node_t*) Mem_Alloc(tempmempool, r_svbsp.maxnodes * sizeof(svbsp_node_t));
                        }
                        else
                                break;
@@ -874,15 +918,15 @@ void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboolean us
 
        info->svbsp_insertoccluder = false;
        R_Q1BSP_RecursiveGetLightInfo(info, info->model->brush.data_nodes);
-       if (developer.integer >= 100 && use_svbsp)
+       if (developer_extra.integer && use_svbsp)
        {
-               Con_Printf("GetLightInfo: svbsp built with %i nodes, polygon stats:\n", r_svbsp.numnodes);
-               Con_Printf("occluders: %i accepted, %i rejected, %i fragments accepted, %i fragments rejected.\n", r_svbsp.stat_occluders_accepted, r_svbsp.stat_occluders_rejected, r_svbsp.stat_occluders_fragments_accepted, r_svbsp.stat_occluders_fragments_rejected);
-               Con_Printf("queries  : %i accepted, %i rejected, %i fragments accepted, %i fragments rejected.\n", r_svbsp.stat_queries_accepted, r_svbsp.stat_queries_rejected, r_svbsp.stat_queries_fragments_accepted, r_svbsp.stat_queries_fragments_rejected);
+               Con_DPrintf("GetLightInfo: svbsp built with %i nodes, polygon stats:\n", r_svbsp.numnodes);
+               Con_DPrintf("occluders: %i accepted, %i rejected, %i fragments accepted, %i fragments rejected.\n", r_svbsp.stat_occluders_accepted, r_svbsp.stat_occluders_rejected, r_svbsp.stat_occluders_fragments_accepted, r_svbsp.stat_occluders_fragments_rejected);
+               Con_DPrintf("queries  : %i accepted, %i rejected, %i fragments accepted, %i fragments rejected.\n", r_svbsp.stat_queries_accepted, r_svbsp.stat_queries_rejected, r_svbsp.stat_queries_fragments_accepted, r_svbsp.stat_queries_fragments_rejected);
        }
 }
 
-void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, vec3_t outmins, vec3_t outmaxs, int *outleaflist, unsigned char *outleafpvs, int *outnumleafspointer, int *outsurfacelist, unsigned char *outsurfacepvs, int *outnumsurfacespointer, unsigned char *outshadowtrispvs, unsigned char *outlighttrispvs)
+void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, vec3_t outmins, vec3_t outmaxs, int *outleaflist, unsigned char *outleafpvs, int *outnumleafspointer, int *outsurfacelist, unsigned char *outsurfacepvs, int *outnumsurfacespointer, unsigned char *outshadowtrispvs, unsigned char *outlighttrispvs, unsigned char *visitingleafpvs, int numfrustumplanes, const mplane_t *frustumplanes)
 {
        r_q1bsp_getlightinfo_t info;
        VectorCopy(relativelightorigin, info.relativelightorigin);
@@ -905,13 +949,17 @@ void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, floa
        info.outleaflist = outleaflist;
        info.outleafpvs = outleafpvs;
        info.outnumleafs = 0;
+       info.visitingleafpvs = visitingleafpvs;
        info.outsurfacelist = outsurfacelist;
        info.outsurfacepvs = outsurfacepvs;
        info.outshadowtrispvs = outshadowtrispvs;
        info.outlighttrispvs = outlighttrispvs;
        info.outnumsurfaces = 0;
+       info.numfrustumplanes = numfrustumplanes;
+       info.frustumplanes = frustumplanes;
        VectorCopy(info.relativelightorigin, info.outmins);
        VectorCopy(info.relativelightorigin, info.outmaxs);
+       memset(visitingleafpvs, 0, (info.model->brush.num_leafs + 7) >> 3);
        memset(outleafpvs, 0, (info.model->brush.num_leafs + 7) >> 3);
        memset(outsurfacepvs, 0, (info.model->nummodelsurfaces + 7) >> 3);
        if (info.model->brush.shadowmesh)
@@ -923,17 +971,17 @@ void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, floa
                info.pvs = info.model->brush.GetPVS(info.model, info.relativelightorigin);
        else
                info.pvs = NULL;
-       R_UpdateAllTextureInfo(ent);
+       RSurf_ActiveWorldEntity();
 
-       if (r_shadow_frontsidecasting.integer && r_shadow_compilingrtlight && r_shadow_realtime_world_compileportalculling.integer)
+       if (r_shadow_frontsidecasting.integer && r_shadow_compilingrtlight && r_shadow_realtime_world_compileportalculling.integer && info.model->brush.data_portals)
        {
                // use portal recursion for exact light volume culling, and exact surface checking
-               Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, true, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs, info.outshadowtrispvs, info.outlighttrispvs);
+               Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, true, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs, info.outshadowtrispvs, info.outlighttrispvs, info.visitingleafpvs);
        }
-       else if (r_shadow_frontsidecasting.integer && r_shadow_realtime_dlight_portalculling.integer)
+       else if (r_shadow_frontsidecasting.integer && r_shadow_realtime_dlight_portalculling.integer && info.model->brush.data_portals)
        {
                // use portal recursion for exact light volume culling, but not the expensive exact surface checking
-               Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, r_shadow_realtime_dlight_portalculling.integer >= 2, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs, info.outshadowtrispvs, info.outlighttrispvs);
+               Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, r_shadow_realtime_dlight_portalculling.integer >= 2, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs, info.outshadowtrispvs, info.outlighttrispvs, info.visitingleafpvs);
        }
        else
        {
@@ -941,9 +989,11 @@ void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, floa
                // optionally using svbsp for exact culling of compiled lights
                // (or if the user enables dlight svbsp culling, which is mostly for
                //  debugging not actual use)
-               R_Q1BSP_CallRecursiveGetLightInfo(&info, r_shadow_compilingrtlight ? r_shadow_realtime_world_compilesvbsp.integer : r_shadow_realtime_dlight_svbspculling.integer);
+               R_Q1BSP_CallRecursiveGetLightInfo(&info, (r_shadow_compilingrtlight ? r_shadow_realtime_world_compilesvbsp.integer : r_shadow_realtime_dlight_svbspculling.integer) != 0);
        }
 
+       rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
+
        // limit combined leaf box to light boundaries
        outmins[0] = max(info.outmins[0] - 1, info.lightmins[0]);
        outmins[1] = max(info.outmins[1] - 1, info.lightmins[1]);
@@ -962,31 +1012,30 @@ void R_Q1BSP_CompileShadowVolume(entity_render_t *ent, vec3_t relativelightorigi
        msurface_t *surface;
        int surfacelistindex;
        float projectdistance = relativelightdirection ? lightradius : lightradius + model->radius*2 + r_shadow_projectdistance.value;
-       r_shadow_compilingrtlight->static_meshchain_shadow = Mod_ShadowMesh_Begin(r_main_mempool, 32768, 32768, NULL, NULL, NULL, false, false, true);
+       r_shadow_compilingrtlight->static_meshchain_shadow_zfail = Mod_ShadowMesh_Begin(r_main_mempool, 32768, 32768, NULL, NULL, NULL, false, false, true);
        R_Shadow_PrepareShadowMark(model->brush.shadowmesh->numtriangles);
        for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
        {
                surface = model->data_surfaces + surfacelist[surfacelistindex];
-               if (surface->texture->currentframe->basematerialflags & MATERIALFLAG_NOSHADOW)
+               if (surface->texture->basematerialflags & MATERIALFLAG_NOSHADOW)
                        continue;
                R_Shadow_MarkVolumeFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, relativelightorigin, relativelightdirection, r_shadow_compilingrtlight->cullmins, r_shadow_compilingrtlight->cullmaxs, surface->mins, surface->maxs);
        }
-       R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
-       r_shadow_compilingrtlight->static_meshchain_shadow = Mod_ShadowMesh_Finish(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow, false, false, true);
+       R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist, ent->mins, ent->maxs);
+       r_shadow_compilingrtlight->static_meshchain_shadow_zfail = Mod_ShadowMesh_Finish(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow_zfail, 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)
+void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, const vec3_t relativelightorigin, const vec3_t relativelightdirection, float lightradius, int modelnumsurfaces, const int *modelsurfacelist, const vec3_t lightmins, const vec3_t lightmaxs)
 {
        dp_model_t *model = ent->model;
-       msurface_t *surface;
+       const msurface_t *surface;
        int modelsurfacelistindex;
        float projectdistance = relativelightdirection ? lightradius : lightradius + model->radius*2 + r_shadow_projectdistance.value;
        // check the box in modelspace, it was already checked in worldspace
        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)
@@ -995,11 +1044,11 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
                for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
                {
                        surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
-                       if (surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW)
+                       if (R_GetCurrentTexture(surface->texture)->currentmaterialflags & MATERIALFLAG_NOSHADOW)
                                continue;
                        R_Shadow_MarkVolumeFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, relativelightorigin, relativelightdirection, lightmins, lightmaxs, surface->mins, surface->maxs);
                }
-               R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
+               R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist, ent->mins, ent->maxs);
        }
        else
        {
@@ -1009,37 +1058,101 @@ 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;
+                       rsurface.texture = R_GetCurrentTexture(surface->texture);
                        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.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, ent->mins, ent->maxs);
        }
        if (ent->model->brush.submodel)
                GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);
 }
 
+void R_Q1BSP_CompileShadowMap(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativelightdirection, float lightradius, int numsurfaces, const int *surfacelist)
+{
+       dp_model_t *model = ent->model;
+       msurface_t *surface;
+       int surfacelistindex;
+       int sidetotals[6] = { 0, 0, 0, 0, 0, 0 }, sidemasks = 0;
+       int i;
+       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++)
+       {
+               surface = model->data_surfaces + surfacelist[surfacelistindex];
+               sidemasks |= R_Shadow_ChooseSidesFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, &r_shadow_compilingrtlight->matrix_worldtolight, relativelightorigin, relativelightdirection, r_shadow_compilingrtlight->cullmins, r_shadow_compilingrtlight->cullmaxs, surface->mins, surface->maxs, surface->texture->basematerialflags & MATERIALFLAG_NOSHADOW ? NULL : sidetotals);
+       }
+       R_Shadow_ShadowMapFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, numshadowsides, sidetotals, shadowsides, shadowsideslist);
+       r_shadow_compilingrtlight->static_meshchain_shadow_shadowmap = Mod_ShadowMesh_Finish(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow_shadowmap, false, false, true);
+       r_shadow_compilingrtlight->static_shadowmap_receivers &= sidemasks;
+       for(i = 0;i<6;i++)
+               if(!sidetotals[i])
+                       r_shadow_compilingrtlight->static_shadowmap_casters &= ~(1 << i);
+}
+
+void R_Q1BSP_DrawShadowMap(int side, entity_render_t *ent, const vec3_t relativelightorigin, const vec3_t relativelightdirection, float lightradius, int modelnumsurfaces, const int *modelsurfacelist, const unsigned char *surfacesides, const vec3_t lightmins, const vec3_t lightmaxs)
+{
+       dp_model_t *model = ent->model;
+       const msurface_t *surface, *batch[1024];
+       int modelsurfacelistindex, batchsize;
+       // check the box in modelspace, it was already checked in worldspace
+       if (!BoxesOverlap(model->normalmins, model->normalmaxs, lightmins, lightmaxs))
+               return;
+       // identify lit faces within the bounding box
+       for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
+       {
+               surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
+               if (surfacesides && !(surfacesides[modelsurfacelistindex] && (1 << side)))
+                       continue;
+               rsurface.texture = R_GetCurrentTexture(surface->texture);
+               if (rsurface.texture->currentmaterialflags & MATERIALFLAG_NOSHADOW)
+                       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;
+               batch[0] = surface;
+               batchsize = 1;
+               while(++modelsurfacelistindex < modelnumsurfaces && batchsize < (int)(sizeof(batch)/sizeof(batch[0])))
+               {
+                       surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
+                       if (surfacesides && !(surfacesides[modelsurfacelistindex] & (1 << side)))
+                               continue;
+                       if (surface->texture != batch[0]->texture)
+                               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;
+                       batch[batchsize++] = surface;
+               }
+               --modelsurfacelistindex;
+               GL_CullFace(rsurface.texture->currentmaterialflags & MATERIALFLAG_NOCULLFACE ? GL_NONE : r_refdef.view.cullface_back);
+               RSurf_PrepareVerticesForBatch(false, false, batchsize, batch);
+               RSurf_DrawBatch_Simple(batchsize, batch);
+       }
+}
+
 #define BATCHSIZE 1024
 
 static void R_Q1BSP_DrawLight_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
 {
        int i, j, endsurface;
        texture_t *t;
-       msurface_t *surface;
+       const msurface_t *surface;
        // note: in practice this never actually receives batches), oh well
        R_Shadow_RenderMode_Begin();
-       R_Shadow_RenderMode_ActiveLight((rtlight_t *)rtlight);
-       R_Shadow_RenderMode_Lighting(false, true);
+       R_Shadow_RenderMode_ActiveLight(rtlight);
+       R_Shadow_RenderMode_Lighting(false, true, false);
        R_Shadow_SetupEntityLight(ent);
        for (i = 0;i < numsurfaces;i = j)
        {
                j = i + 1;
                surface = rsurface.modelsurfaces + surfacelist[i];
                t = surface->texture;
-               R_UpdateTextureInfo(ent, t);
-               rsurface.texture = t->currentframe;
+               rsurface.texture = R_GetCurrentTexture(t);
                endsurface = min(j + BATCHSIZE, numsurfaces);
                for (j = i;j < endsurface;j++)
                {
@@ -1055,19 +1168,18 @@ static void R_Q1BSP_DrawLight_TransparentCallback(const entity_render_t *ent, co
 
 #define RSURF_MAX_BATCHSURFACES 8192
 
-void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surfacelist, const unsigned char *trispvs)
+extern qboolean r_shadow_usingdeferredprepass;
+void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surfacelist, const unsigned char *lighttrispvs)
 {
        dp_model_t *model = ent->model;
-       msurface_t *surface;
+       const msurface_t *surface;
        int i, k, kend, l, m, mend, endsurface, batchnumsurfaces, batchnumtriangles, batchfirstvertex, batchlastvertex, batchfirsttriangle;
-       qboolean usebufferobject, culltriangles;
+       qboolean usebufferobject;
        const int *element3i;
-       msurface_t *batchsurfacelist[RSURF_MAX_BATCHSURFACES];
-       int batchelements[BATCHSIZE*3];
+       static msurface_t *batchsurfacelist[RSURF_MAX_BATCHSURFACES];
+       static int batchelements[BATCHSIZE*3];
        texture_t *tex;
        CHECKGLERROR
-       R_UpdateAllTextureInfo(ent);
-       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
@@ -1094,7 +1206,7 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                {
                        surface = batchsurfacelist[k];
                        tex = surface->texture;
-                       rsurface.texture = tex->currentframe;
+                       rsurface.texture = R_GetCurrentTexture(tex);
                        // gather surfaces into a batch range
                        for (kend = k;kend < batchnumsurfaces && tex == batchsurfacelist[kend]->texture;kend++)
                                ;
@@ -1117,25 +1229,20 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                                }
                                continue;
                        }
+                       if (r_shadow_usingdeferredprepass)
+                               continue;
                        batchnumtriangles = 0;
                        batchfirsttriangle = surface->num_firsttriangle;
+                       m = 0; // hush warning
                        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 (trispvs)
-                                       {
-                                               if (!CHECKPVSBIT(trispvs, m))
-                                               {
-                                                       usebufferobject = false;
-                                                       continue;
-                                               }
-                                       }
-                                       else if (culltriangles)
+                                       if (lighttrispvs && r_test.integer)
                                        {
-                                               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 (!CHECKPVSBIT(lighttrispvs, m))
                                                {
                                                        usebufferobject = false;
                                                        continue;
@@ -1184,7 +1291,8 @@ void R_ReplaceWorldTexture (void)
        skinframe_t *skinframe;
        if (!r_refdef.scene.worldmodel)
        {
-               Con_Printf("There is no worldmodel\n");
+               if (gamemode != GAME_BLOODOMNICIDE)
+                       Con_Printf("There is no worldmodel\n");
                return;
        }
        m = r_refdef.scene.worldmodel;
@@ -1197,7 +1305,8 @@ void R_ReplaceWorldTexture (void)
        }
        if(!cl.islocalgame || !cl.worldmodel)
        {
-               Con_Print("This command works only in singleplayer\n");
+               if (gamemode != GAME_BLOODOMNICIDE)
+                       Con_Print("This command works only in singleplayer\n");
                return;
        }
        r = Cmd_Argv(1);
@@ -1208,16 +1317,18 @@ void R_ReplaceWorldTexture (void)
        {
                if(/*t->width && !strcasecmp(t->name, r)*/ matchpattern( t->name, r, true ) )
                {
-                       if ((skinframe = R_SkinFrame_LoadExternal(newt, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true)))
+                       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);
+                               if (gamemode != GAME_BLOODOMNICIDE)
+                                       Con_Printf("%s replaced with %s\n", r, newt);
                        }
                        else
                        {
-                               Con_Printf("%s was not found\n", newt);
+                               if (gamemode != GAME_BLOODOMNICIDE)
+                                       Con_Printf("%s was not found\n", newt);
                                return;
                        }
                }