]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rsurf.c
added c_nodes, c_leafs, and c_faces increments in q3bsp rendering to make r_speeds...
[xonotic/darkplaces.git] / gl_rsurf.c
index 8ac29f4ef845722fea9329334456faefac510696..255a49b3640bfc7713a1fd97346a35096cc6d2d2 100644 (file)
@@ -30,14 +30,12 @@ static float floatblocklights[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*3]; // LordHav
 static qbyte templight[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*4];
 
 cvar_t r_ambient = {0, "r_ambient", "0"};
-cvar_t r_vertexsurfaces = {0, "r_vertexsurfaces", "0"};
-cvar_t r_dlightmap = {CVAR_SAVE, "r_dlightmap", "1"};
 cvar_t r_drawportals = {0, "r_drawportals", "0"};
 cvar_t r_testvis = {0, "r_testvis", "0"};
 cvar_t r_floatbuildlightmap = {0, "r_floatbuildlightmap", "0"};
 cvar_t r_detailtextures = {CVAR_SAVE, "r_detailtextures", "1"};
 cvar_t r_surfaceworldnode = {0, "r_surfaceworldnode", "1"};
-cvar_t r_curves_subdivide_level = {0, "r_curves_subdivide_level", "0"};
+cvar_t r_drawcollisionbrushes_polygonoffset = {0, "r_drawcollisionbrushes_polygonoffset", "-4"};
 
 static int dlightdivtable[32768];
 
@@ -236,7 +234,7 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
 {
        if (!r_floatbuildlightmap.integer)
        {
-               int smax, tmax, i, j, size, size3, shift, maps, stride, l;
+               int smax, tmax, i, j, size, size3, maps, stride, l;
                unsigned int *bl, scale;
                qbyte *lightmap, *out, *stain;
 
@@ -251,7 +249,7 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
 
        // set to full bright if no light data
                bl = intblocklights;
-               if ((ent->effects & EF_FULLBRIGHT) || !ent->model->brushq1.lightdata)
+               if (!ent->model->brushq1.lightdata)
                {
                        for (i = 0;i < size3;i++)
                                bl[i] = 255*256;
@@ -268,7 +266,7 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                        else
                                memset(bl, 0, size*3*sizeof(unsigned int));
 
-                       if (surf->dlightframe == r_framecount && r_dlightmap.integer)
+                       if (surf->dlightframe == r_framecount)
                        {
                                surf->cached_dlight = R_IntAddDynamicLights(&ent->inversematrix, surf);
                                if (surf->cached_dlight)
@@ -288,8 +286,10 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                stain = surf->stainsamples;
                bl = intblocklights;
                out = templight;
-               // deal with lightmap brightness scale
-               shift = 7 + r_lightmapscalebit + 8;
+               // the >> 16 shift adjusts down 8 bits to account for the stainmap
+               // 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 (ent->model->brushq1.lightmaprgba)
                {
                        stride = (surf->lightmaptexturestride - smax) * 4;
@@ -297,9 +297,9 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                        {
                                for (j = 0;j < smax;j++)
                                {
-                                       l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
-                                       l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
-                                       l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
+                                       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;
                                }
                        }
@@ -311,9 +311,9 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                        {
                                for (j = 0;j < smax;j++)
                                {
-                                       l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
-                                       l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
-                                       l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
+                                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
+                                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
+                                       l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
                                }
                        }
                }
@@ -337,7 +337,7 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
 
        // set to full bright if no light data
                bl = floatblocklights;
-               if ((ent->effects & EF_FULLBRIGHT) || !ent->model->brushq1.lightdata)
+               if (!ent->model->brushq1.lightdata)
                        j = 255*256;
                else
                        j = r_ambient.value * 512.0f; // would be 128.0f logically, but using 512.0f to match winquake style
@@ -351,7 +351,7 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                else
                        memset(bl, 0, size*3*sizeof(float));
 
-               if (surf->dlightframe == r_framecount && r_dlightmap.integer)
+               if (surf->dlightframe == r_framecount)
                {
                        surf->cached_dlight = R_FloatAddDynamicLights(&ent->inversematrix, surf);
                        if (surf->cached_dlight)
@@ -370,8 +370,11 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                stain = surf->stainsamples;
                bl = floatblocklights;
                out = templight;
-               // deal with lightmap brightness scale
-               scale = 1.0f / (1 << (7 + r_lightmapscalebit + 8));
+               // this scaling adjusts down 8 bits to account for the stainmap
+               // scaling, and remaps the 0.0-2.0 (2x overbright) to 0-256, it will
+               // be doubled during rendering to achieve 2x overbright
+               // (0 = 0.0, 128 = 1.0, 256 = 2.0)
+               scale = 1.0f / (1 << 16);
                if (ent->model->brushq1.lightmaprgba)
                {
                        stride = (surf->lightmaptexturestride - smax) * 4;
@@ -702,31 +705,9 @@ static int RSurf_LightSeparate_Vertex3f_Color4f(const matrix4x4_t *matrix, const
        return lit;
 }
 
-// note: this untransforms lights to do the checking
-static int RSurf_LightCheck(const matrix4x4_t *matrix, const int *dlightbits, const surfmesh_t *mesh)
-{
-       int i, l;
-       const rdlight_t *rd;
-       vec3_t lightorigin;
-       const float *v;
-       for (l = 0;l < r_numdlights;l++)
-       {
-               if (dlightbits[l >> 5] & (1 << (l & 31)))
-               {
-                       rd = &r_dlight[l];
-                       Matrix4x4_Transform(matrix, rd->origin, lightorigin);
-                       for (i = 0, v = mesh->vertex3f;i < mesh->numverts;i++, v += 3)
-                               if (VectorDistance2(v, lightorigin) < rd->cullradius2)
-                                       return true;
-               }
-       }
-       return false;
-}
-
 static void RSurfShader_Sky(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
 
        // LordHavoc: HalfLife maps have freaky skypolys...
@@ -742,7 +723,7 @@ static void RSurfShader_Sky(const entity_render_t *ent, const texture_t *texture
 
        R_Mesh_Matrix(&ent->matrix);
 
-       GL_Color(fogcolor[0] * r_colorscale, fogcolor[1] * r_colorscale, fogcolor[2] * r_colorscale, 1);
+       GL_Color(fogcolor[0], fogcolor[1], fogcolor[2], 1);
        if (skyrendermasked)
        {
                // depth-only (masking)
@@ -766,11 +747,8 @@ static void RSurfShader_Sky(const entity_render_t *ent, const texture_t *texture
        {
                if (surf->visframe == r_framecount)
                {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
        qglColorMask(1,1,1,1);
@@ -780,15 +758,21 @@ static void RSurfShader_Water_Callback(const void *calldata1, int calldata2)
 {
        const entity_render_t *ent = calldata1;
        const msurface_t *surf = ent->model->brushq1.surfaces + calldata2;
-       float f, colorscale;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        float alpha;
        float modelorg[3];
        texture_t *texture;
        matrix4x4_t tempmatrix;
+       float   args[4] = {0.05f,0,0,0.04f};
 
-       if (r_waterscroll.value)
+       if (gl_textureshader && r_watershader.value && !fogenabled)
+       {
+               Matrix4x4_CreateTranslate(&tempmatrix, sin(cl.time) * 0.025 * r_waterscroll.value, sin(cl.time * 0.8f) * 0.025 * r_waterscroll.value, 0);
+               R_Mesh_TextureMatrix(1, &tempmatrix);
+               Matrix4x4_CreateFromQuakeEntity(&tempmatrix, 0, 0, 0, 0, 0, 0, r_watershader.value);
+               R_Mesh_TextureMatrix(0, &tempmatrix);
+       }
+       else if (r_waterscroll.value)
        {
                // scrolling in texture matrix
                Matrix4x4_CreateTranslate(&tempmatrix, sin(cl.time) * 0.025 * r_waterscroll.value, sin(cl.time * 0.8f) * 0.025 * r_waterscroll.value, 0);
@@ -796,7 +780,7 @@ static void RSurfShader_Water_Callback(const void *calldata1, int calldata2)
        }
 
        R_Mesh_Matrix(&ent->matrix);
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
 
        memset(&m, 0, sizeof(m));
        texture = surf->texinfo->texture->currentframe;
@@ -816,31 +800,46 @@ static void RSurfShader_Water_Callback(const void *calldata1, int calldata2)
                GL_BlendFunc(GL_ONE, GL_ZERO);
                GL_DepthMask(true);
        }
-       m.tex[0] = R_GetTexture(texture->skin.base);
-       colorscale = r_colorscale;
-       if (gl_combine.integer)
+       if (gl_textureshader && r_watershader.value && !fogenabled)
        {
-               m.texrgbscale[0] = 4;
-               colorscale *= 0.25f;
+               m.tex[0] = R_GetTexture(mod_shared_distorttexture[(int)(cl.time * 16)&63]);
+               m.tex[1] = R_GetTexture(texture->skin.base);
        }
+       else
+               m.tex[0] = R_GetTexture(texture->skin.base);
        GL_DepthTest(true);
-       GL_ColorPointer(varray_color4f);
-       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
+       if (fogenabled)
+               GL_ColorPointer(varray_color4f);
+       else
+               GL_Color(1, 1, 1, alpha);
+       if (gl_textureshader && r_watershader.value && !fogenabled)
+       {
+               GL_ActiveTexture (0);
+               qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
+               GL_ActiveTexture (1);
+               qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
+               qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_2D_NV);
+               qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB);
+               qglTexEnvfv (GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[0]);
+               qglEnable (GL_TEXTURE_SHADER_NV);
+       }
+
+       GL_VertexPointer(surf->mesh.data_vertex3f);
+       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+       m.pointer_texcoord[1] = surf->mesh.data_texcoordtexture2f;
+       m.texcombinergb[1] = GL_REPLACE;
+       R_Mesh_State_Texture(&m);
+       if (fogenabled)
        {
-               GL_VertexPointer(mesh->vertex3f);
-               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-               R_Mesh_State_Texture(&m);
-               f = surf->flags & SURF_DRAWFULLBRIGHT ? 1.0f : ((surf->flags & SURF_LIGHTMAP) ? 0 : 0.5f);
-               R_FillColors(varray_color4f, mesh->numverts, f, f, f, alpha);
-               if (!(surf->flags & SURF_DRAWFULLBRIGHT || ent->effects & EF_FULLBRIGHT))
-               {
-                       if (surf->dlightframe == r_framecount)
-                               RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, 1);
-                       if (surf->flags & SURF_LIGHTMAP)
-                               RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, varray_color4f, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
-               }
-               RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, colorscale, mesh->numverts, modelorg);
-               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
+               R_FillColors(varray_color4f, surf->mesh.num_vertices, 1, 1, 1, alpha);
+               RSurf_FogColors_Vertex3f_Color4f(surf->mesh.data_vertex3f, varray_color4f, 1, surf->mesh.num_vertices, modelorg);
+       }
+       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
+
+       if (gl_textureshader && r_watershader.value && !fogenabled)
+       {
+               qglDisable (GL_TEXTURE_SHADER_NV);
+               GL_ActiveTexture (0);
        }
 
        if (fogenabled)
@@ -850,21 +849,19 @@ static void RSurfShader_Water_Callback(const void *calldata1, int calldata2)
                GL_DepthMask(false);
                GL_DepthTest(true);
                m.tex[0] = R_GetTexture(texture->skin.fog);
-               for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-               {
-                       GL_VertexPointer(mesh->vertex3f);
-                       m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                       GL_ColorPointer(varray_color4f);
-                       R_Mesh_State_Texture(&m);
-                       RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], alpha, r_colorscale, mesh->numverts, modelorg);
-                       R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-               }
+               GL_VertexPointer(surf->mesh.data_vertex3f);
+               m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+               GL_ColorPointer(varray_color4f);
+               R_Mesh_State_Texture(&m);
+               RSurf_FogPassColors_Vertex3f_Color4f(surf->mesh.data_vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], alpha, 1, surf->mesh.num_vertices, modelorg);
+               R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
        }
 
-       if (r_waterscroll.value)
+       if ((gl_textureshader && r_watershader.value && !fogenabled) || r_waterscroll.value)
        {
                Matrix4x4_CreateIdentity(&tempmatrix);
                R_Mesh_TextureMatrix(0, &tempmatrix);
+               R_Mesh_TextureMatrix(1, &tempmatrix);
        }
 }
 
@@ -893,10 +890,9 @@ static void RSurfShader_Water(const entity_render_t *ent, const texture_t *textu
 static void RSurfShader_Wall_Pass_BaseVertex(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
 {
        float base, colorscale;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        float modelorg[3];
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        memset(&m, 0, sizeof(m));
        if (rendertype == SURFRENDER_ADD)
        {
@@ -914,7 +910,7 @@ static void RSurfShader_Wall_Pass_BaseVertex(const entity_render_t *ent, const m
                GL_DepthMask(true);
        }
        m.tex[0] = R_GetTexture(texture->skin.base);
-       colorscale = r_colorscale;
+       colorscale = 1;
        if (gl_combine.integer)
        {
                m.texrgbscale[0] = 4;
@@ -923,89 +919,77 @@ static void RSurfShader_Wall_Pass_BaseVertex(const entity_render_t *ent, const m
        base = ent->effects & EF_FULLBRIGHT ? 2.0f : r_ambient.value * (1.0f / 64.0f);
        GL_DepthTest(true);
        GL_ColorPointer(varray_color4f);
-       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
+
+       GL_VertexPointer(surf->mesh.data_vertex3f);
+       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+       R_Mesh_State_Texture(&m);
+       R_FillColors(varray_color4f, surf->mesh.num_vertices, base, base, base, currentalpha);
+       if (!(ent->effects & EF_FULLBRIGHT))
        {
-               GL_VertexPointer(mesh->vertex3f);
-               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-               R_Mesh_State_Texture(&m);
-               R_FillColors(varray_color4f, mesh->numverts, base, base, base, currentalpha);
-               if (!(ent->effects & EF_FULLBRIGHT))
-               {
-                       if (surf->dlightframe == r_framecount)
-                               RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, 1);
-                       if (surf->flags & SURF_LIGHTMAP)
-                               RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, varray_color4f, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
-               }
-               RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, colorscale, mesh->numverts, modelorg);
-               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
+               if (surf->dlightframe == r_framecount)
+                       RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, surf->mesh.num_vertices, surf->mesh.data_vertex3f, varray_color4f, 1);
+               if (surf->flags & SURF_LIGHTMAP)
+                       RSurf_AddLightmapToVertexColors_Color4f(surf->mesh.data_lightmapoffsets, varray_color4f,surf->mesh.num_vertices, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
        }
+       RSurf_FogColors_Vertex3f_Color4f(surf->mesh.data_vertex3f, varray_color4f, colorscale, surf->mesh.num_vertices, modelorg);
+       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
 }
 
 static void RSurfShader_Wall_Pass_Glow(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
 {
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        float modelorg[3];
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
        GL_DepthMask(false);
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture(texture->skin.glow);
        GL_ColorPointer(varray_color4f);
-       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-       {
-               GL_VertexPointer(mesh->vertex3f);
-               if (m.tex[0])
-                       m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-               R_Mesh_State_Texture(&m);
-               RSurf_FoggedColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, 1, 1, 1, currentalpha, r_colorscale, mesh->numverts, modelorg);
-               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-       }
+
+       GL_VertexPointer(surf->mesh.data_vertex3f);
+       if (m.tex[0])
+               m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+       R_Mesh_State_Texture(&m);
+       RSurf_FoggedColors_Vertex3f_Color4f(surf->mesh.data_vertex3f, varray_color4f, 1, 1, 1, currentalpha, 1, surf->mesh.num_vertices, modelorg);
+       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
 }
 
 static void RSurfShader_Wall_Pass_Fog(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
 {
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        float modelorg[3];
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
        GL_DepthMask(false);
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture(texture->skin.fog);
        GL_ColorPointer(varray_color4f);
-       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-       {
-               GL_VertexPointer(mesh->vertex3f);
-               if (m.tex[0])
-                       m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-               R_Mesh_State_Texture(&m);
-               RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], currentalpha, r_colorscale, mesh->numverts, modelorg);
-               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-       }
+
+       GL_VertexPointer(surf->mesh.data_vertex3f);
+       if (m.tex[0])
+               m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+       R_Mesh_State_Texture(&m);
+       RSurf_FogPassColors_Vertex3f_Color4f(surf->mesh.data_vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], currentalpha, 1, surf->mesh.num_vertices, modelorg);
+       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
 }
 
 static void RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        int lightmaptexturenum;
-       float cl;
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_ONE, GL_ZERO);
        GL_DepthMask(true);
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture(texture->skin.base);
        m.tex[1] = R_GetTexture((**surfchain).lightmaptexture);
+       m.texrgbscale[1] = 2;
        m.tex[2] = R_GetTexture(texture->skin.detail);
-       m.texrgbscale[0] = 1;
-       m.texrgbscale[1] = 4;
        m.texrgbscale[2] = 2;
-       cl = (float) (1 << r_lightmapscalebit) * r_colorscale;
-       GL_Color(cl, cl, cl, 1);
+       GL_Color(1, 1, 1, 1);
 
        while((surf = *surfchain++) != NULL)
        {
@@ -1017,23 +1001,19 @@ static void RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(const entity_render
                                m.tex[1] = lightmaptexturenum;
                        //      R_Mesh_State_Texture(&m);
                        //}
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                               m.pointer_texcoord[1] = mesh->texcoordlightmap2f;
-                               m.pointer_texcoord[2] = mesh->texcoorddetail2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       m.pointer_texcoord[1] = surf->mesh.data_texcoordlightmap2f;
+                       m.pointer_texcoord[2] = surf->mesh.data_texcoorddetail2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
 
-static void RSurfShader_OpaqueWall_Pass_BaseDoubleTex(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
+static void RSurfShader_OpaqueWall_Pass_BaseDoubleTexCombine(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        int lightmaptexturenum;
        memset(&m, 0, sizeof(m));
@@ -1042,9 +1022,8 @@ static void RSurfShader_OpaqueWall_Pass_BaseDoubleTex(const entity_render_t *ent
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture(texture->skin.base);
        m.tex[1] = R_GetTexture((**surfchain).lightmaptexture);
-       if (gl_combine.integer)
-               m.texrgbscale[1] = 4;
-       GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
+       m.texrgbscale[1] = 2;
+       GL_Color(1, 1, 1, 1);
        while((surf = *surfchain++) != NULL)
        {
                if (surf->visframe == r_framecount)
@@ -1055,14 +1034,11 @@ static void RSurfShader_OpaqueWall_Pass_BaseDoubleTex(const entity_render_t *ent
                                m.tex[1] = lightmaptexturenum;
                        //      R_Mesh_State_Texture(&m);
                        //}
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                               m.pointer_texcoord[1] = mesh->texcoordlightmap2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       m.pointer_texcoord[1] = surf->mesh.data_texcoordlightmap2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1070,7 +1046,6 @@ static void RSurfShader_OpaqueWall_Pass_BaseDoubleTex(const entity_render_t *ent
 static void RSurfShader_OpaqueWall_Pass_BaseTexture(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        memset(&m, 0, sizeof(m));
        GL_DepthMask(true);
@@ -1082,13 +1057,10 @@ static void RSurfShader_OpaqueWall_Pass_BaseTexture(const entity_render_t *ent,
        {
                if (surf->visframe == r_framecount)
                {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1096,17 +1068,14 @@ static void RSurfShader_OpaqueWall_Pass_BaseTexture(const entity_render_t *ent,
 static void RSurfShader_OpaqueWall_Pass_BaseLightmap(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        int lightmaptexturenum;
        memset(&m, 0, sizeof(m));
-       GL_BlendFunc(GL_ZERO, GL_SRC_COLOR);
+       GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
        GL_DepthMask(false);
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture((**surfchain).lightmaptexture);
-       if (gl_combine.integer)
-               m.texrgbscale[0] = 4;
-       GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
+       GL_Color(1, 1, 1, 1);
        while((surf = *surfchain++) != NULL)
        {
                if (surf->visframe == r_framecount)
@@ -1117,52 +1086,10 @@ static void RSurfShader_OpaqueWall_Pass_BaseLightmap(const entity_render_t *ent,
                                m.tex[0] = lightmaptexturenum;
                        //      R_Mesh_State_Texture(&m);
                        //}
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoordlightmap2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
-               }
-       }
-}
-
-static void RSurfShader_OpaqueWall_Pass_Light(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
-       const msurface_t *surf;
-       const surfmesh_t *mesh;
-       float colorscale;
-       rmeshstate_t m;
-
-       memset(&m, 0, sizeof(m));
-       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
-       GL_DepthMask(false);
-       GL_DepthTest(true);
-       m.tex[0] = R_GetTexture(texture->skin.base);
-       colorscale = r_colorscale;
-       if (gl_combine.integer)
-       {
-               m.texrgbscale[0] = 4;
-               colorscale *= 0.25f;
-       }
-       GL_ColorPointer(varray_color4f);
-       while((surf = *surfchain++) != NULL)
-       {
-               if (surf->visframe == r_framecount && surf->dlightframe == r_framecount)
-               {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               if (RSurf_LightCheck(&ent->inversematrix, surf->dlightbits, mesh))
-                               {
-                                       GL_VertexPointer(mesh->vertex3f);
-                                       m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                                       R_FillColors(varray_color4f, mesh->numverts, 0, 0, 0, 1);
-                                       R_Mesh_State_Texture(&m);
-                                       RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, colorscale);
-                                       R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                               }
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordlightmap2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1170,10 +1097,9 @@ static void RSurfShader_OpaqueWall_Pass_Light(const entity_render_t *ent, const
 static void RSurfShader_OpaqueWall_Pass_Fog(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        float modelorg[3];
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
        GL_DepthMask(false);
@@ -1183,15 +1109,12 @@ static void RSurfShader_OpaqueWall_Pass_Fog(const entity_render_t *ent, const te
        {
                if (surf->visframe == r_framecount)
                {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               if (m.tex[0])
-                                       m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                               R_Mesh_State_Texture(&m);
-                               RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], 1, r_colorscale, mesh->numverts, modelorg);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       if (m.tex[0])
+                               m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       R_Mesh_State_Texture(&m);
+                       RSurf_FogPassColors_Vertex3f_Color4f(surf->mesh.data_vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], 1, 1, surf->mesh.num_vertices, modelorg);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1199,7 +1122,6 @@ static void RSurfShader_OpaqueWall_Pass_Fog(const entity_render_t *ent, const te
 static void RSurfShader_OpaqueWall_Pass_BaseDetail(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
@@ -1211,13 +1133,10 @@ static void RSurfShader_OpaqueWall_Pass_BaseDetail(const entity_render_t *ent, c
        {
                if (surf->visframe == r_framecount)
                {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoorddetail2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoorddetail2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1225,25 +1144,21 @@ static void RSurfShader_OpaqueWall_Pass_BaseDetail(const entity_render_t *ent, c
 static void RSurfShader_OpaqueWall_Pass_Glow(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
        GL_DepthMask(false);
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture(texture->skin.glow);
-       GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
+       GL_Color(1, 1, 1, 1);
        while((surf = *surfchain++) != NULL)
        {
                if (surf->visframe == r_framecount)
                {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1251,27 +1166,23 @@ static void RSurfShader_OpaqueWall_Pass_Glow(const entity_render_t *ent, const t
 static void RSurfShader_OpaqueWall_Pass_OpaqueGlow(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
-       const surfmesh_t *mesh;
        rmeshstate_t m;
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
        GL_DepthMask(true);
        m.tex[0] = R_GetTexture(texture->skin.glow);
        if (m.tex[0])
-               GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
+               GL_Color(1, 1, 1, 1);
        else
                GL_Color(0, 0, 0, 1);
        while((surf = *surfchain++) != NULL)
        {
                if (surf->visframe == r_framecount)
                {
-                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                       {
-                               GL_VertexPointer(mesh->vertex3f);
-                               m.pointer_texcoord[0] = mesh->texcoordtexture2f;
-                               R_Mesh_State_Texture(&m);
-                               R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
-                       }
+                       GL_VertexPointer(surf->mesh.data_vertex3f);
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       R_Mesh_State_Texture(&m);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
                }
        }
 }
@@ -1290,8 +1201,6 @@ static void RSurfShader_Wall_Vertex_Callback(const void *calldata1, int calldata
                texture = texture->anim_frames[ent->frame != 0][(texture->anim_total[ent->frame != 0] >= 2) ? ((int) (cl.time * 5.0f) % texture->anim_total[ent->frame != 0]) : 0];
 
        currentalpha = ent->alpha;
-       if (texture->flags & SURF_WATERALPHA)
-               currentalpha *= r_wateralpha.value;
        if (ent->effects & EF_ADDITIVE)
                rendertype = SURFRENDER_ADD;
        else if (currentalpha < 1 || texture->skin.fog != NULL)
@@ -1323,41 +1232,43 @@ static void RSurfShader_Wall_Lightmap(const entity_render_t *ent, const texture_
                        }
                }
        }
-       else if (r_shadow_realtime_world.integer)
+       else if (ent->effects & EF_FULLBRIGHT)
        {
-               // opaque base lighting
-               RSurfShader_OpaqueWall_Pass_OpaqueGlow(ent, texture, surfchain);
+               RSurfShader_OpaqueWall_Pass_BaseTexture(ent, texture, surfchain);
+               if (r_detailtextures.integer)
+                       RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
+               if (texture->skin.glow)
+                       RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
                if (fogenabled)
                        RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
        }
-       else if (r_vertexsurfaces.integer)
+       else if (r_shadow_realtime_world.integer)
        {
-               // opaque vertex shaded from lightmap
-               for (chain = surfchain;(surf = *chain) != NULL;chain++)
-                       if (surf->visframe == r_framecount)
-                               RSurfShader_Wall_Pass_BaseVertex(ent, surf, texture, texture->rendertype, texture->currentalpha);
-               if (texture->skin.glow)
-                       for (chain = surfchain;(surf = *chain) != NULL;chain++)
-                               if (surf->visframe == r_framecount)
-                                       RSurfShader_Wall_Pass_Glow(ent, surf, texture, texture->rendertype, texture->currentalpha);
+               // opaque base lighting
+               RSurfShader_OpaqueWall_Pass_OpaqueGlow(ent, texture, surfchain);
                if (fogenabled)
-                       for (chain = surfchain;(surf = *chain) != NULL;chain++)
-                               if (surf->visframe == r_framecount)
-                                       RSurfShader_Wall_Pass_Fog(ent, surf, texture, texture->rendertype, texture->currentalpha);
+                       RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
        }
        else
        {
                // opaque lightmapped
-               if (r_textureunits.integer >= 2)
+               if (r_textureunits.integer >= 3 && gl_combine.integer && r_detailtextures.integer)
                {
-                       if (r_textureunits.integer >= 3 && gl_combine.integer && r_detailtextures.integer)
-                               RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(ent, texture, surfchain);
-                       else
-                       {
-                               RSurfShader_OpaqueWall_Pass_BaseDoubleTex(ent, texture, surfchain);
-                               if (r_detailtextures.integer)
-                                       RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
-                       }
+                       RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(ent, texture, surfchain);
+                       if (texture->skin.glow)
+                               RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
+                       if (fogenabled)
+                               RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
+               }
+               else if (r_textureunits.integer >= 2 && gl_combine.integer)
+               {
+                       RSurfShader_OpaqueWall_Pass_BaseDoubleTexCombine(ent, texture, surfchain);
+                       if (r_detailtextures.integer)
+                               RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
+                       if (texture->skin.glow)
+                               RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
+                       if (fogenabled)
+                               RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
                }
                else
                {
@@ -1365,13 +1276,11 @@ static void RSurfShader_Wall_Lightmap(const entity_render_t *ent, const texture_
                        RSurfShader_OpaqueWall_Pass_BaseLightmap(ent, texture, surfchain);
                        if (r_detailtextures.integer)
                                RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
+                       if (texture->skin.glow)
+                               RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
+                       if (fogenabled)
+                               RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
                }
-               if (!r_dlightmap.integer && !(ent->effects & EF_FULLBRIGHT))
-                       RSurfShader_OpaqueWall_Pass_Light(ent, texture, surfchain);
-               if (texture->skin.glow)
-                       RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
-               if (fogenabled)
-                       RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
        }
 }
 
@@ -1427,7 +1336,7 @@ void R_PrepareSurfaces(entity_render_t *ent)
                return;
 
        model = ent->model;
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        numsurfaces = model->brushq1.nummodelsurfaces;
        surfaces = model->brushq1.surfaces + model->brushq1.firstmodelsurface;
        surfacevisframes = model->brushq1.surfacevisframes + model->brushq1.firstmodelsurface;
@@ -1437,10 +1346,9 @@ void R_PrepareSurfaces(entity_render_t *ent)
        if (r_dynamic.integer && !r_shadow_realtime_dlight.integer)
                R_MarkLights(ent);
 
-       if (model->brushq1.light_ambient != r_ambient.value || model->brushq1.light_scalebit != r_lightmapscalebit)
+       if (model->brushq1.light_ambient != r_ambient.value)
        {
                model->brushq1.light_ambient = r_ambient.value;
-               model->brushq1.light_scalebit = r_lightmapscalebit;
                for (i = 0;i < model->brushq1.nummodelsurfaces;i++)
                        model->brushq1.surfaces[i + model->brushq1.firstmodelsurface].cached_dlight = true;
        }
@@ -1478,7 +1386,7 @@ void R_PrepareSurfaces(entity_render_t *ent)
                        {
                                c_faces++;
                                surf->visframe = r_framecount;
-                               if (surf->cached_dlight && surf->lightmaptexture != NULL && !r_vertexsurfaces.integer)
+                               if (surf->cached_dlight && surf->lightmaptexture != NULL)
                                        R_BuildLightMap(ent, surf);
                        }
                }
@@ -1514,11 +1422,11 @@ static void R_DrawPortal_Callback(const void *calldata1, int calldata2)
        R_Mesh_State_Texture(&m);
 
        i = portal - ent->model->brushq1.portals;
-       GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_colorscale,
-                        ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_colorscale,
-                        ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_colorscale,
+       GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f),
+                        ((i & 0x0038) >> 3) * (1.0f / 7.0f),
+                        ((i & 0x01C0) >> 6) * (1.0f / 7.0f),
                         0.125f);
-       if (PlaneDiff(r_origin, (&portal->plane)) > 0)
+       if (PlaneDiff(r_vieworigin, (&portal->plane)) < 0)
        {
                for (i = portal->numpoints - 1, v = varray_vertex3f;i >= 0;i--, v += 3)
                        VectorCopy(portal->points[i].position, v);
@@ -1567,7 +1475,7 @@ void R_PrepareBrushModel(entity_render_t *ent)
        if (model == NULL)
                return;
 #if WORLDNODECULLBACKFACES
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
 #endif
        numsurfaces = model->brushq1.nummodelsurfaces;
        surf = model->brushq1.surfaces + model->brushq1.firstmodelsurface;
@@ -1606,7 +1514,7 @@ void R_SurfaceWorldNode (entity_render_t *ent)
                return;
        surfacevisframes = model->brushq1.surfacevisframes + model->brushq1.firstmodelsurface;
        surfacepvsframes = model->brushq1.surfacepvsframes + model->brushq1.firstmodelsurface;
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
 
        for (leaf = model->brushq1.pvsleafchain;leaf;leaf = leaf->pvschain)
        {
@@ -1658,7 +1566,7 @@ static void R_PortalWorldNode(entity_render_t *ent, mleaf_t *viewleaf)
        // RecursiveWorldNode
        surfaces = ent->model->brushq1.surfaces;
        surfacevisframes = ent->model->brushq1.surfacevisframes;
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        viewleaf->worldnodeframe = r_framecount;
        leafstack[0] = viewleaf;
        leafstackpos = 1;
@@ -1754,7 +1662,7 @@ void R_WorldVisibility(entity_render_t *ent)
        vec3_t modelorg;
        mleaf_t *viewleaf;
 
-       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        viewleaf = (ent->model && ent->model->brushq1.PointInLeaf) ? ent->model->brushq1.PointInLeaf(ent->model, modelorg) : NULL;
        R_PVSUpdate(ent, viewleaf);
 
@@ -1771,8 +1679,13 @@ void R_DrawWorld(entity_render_t *ent)
 {
        if (ent->model == NULL)
                return;
-       if (!ent->model->brushq1.numleafs && ent->model->Draw)
-               ent->model->Draw(ent);
+       if (!ent->model->brushq1.numleafs)
+       {
+               if (ent->model->DrawSky)
+                       ent->model->DrawSky(ent);
+               if (ent->model->Draw)
+                       ent->model->Draw(ent);
+       }
        else
        {
                R_PrepareSurfaces(ent);
@@ -1807,7 +1720,6 @@ void R_Model_Brush_DrawShadowVolume (entity_render_t *ent, vec3_t relativelighto
        int i;
        msurface_t *surf;
        float projectdistance, f, temp[3], lightradius2;
-       surfmesh_t *mesh;
        if (ent->model == NULL)
                return;
        R_Mesh_Matrix(&ent->matrix);
@@ -1828,36 +1740,7 @@ void R_Model_Brush_DrawShadowVolume (entity_render_t *ent, vec3_t relativelighto
                                temp[1] = bound(surf->poly_mins[1], relativelightorigin[1], surf->poly_maxs[1]) - relativelightorigin[1];
                                temp[2] = bound(surf->poly_mins[2], relativelightorigin[2], surf->poly_maxs[2]) - relativelightorigin[2];
                                if (DotProduct(temp, temp) < lightradius2)
-                                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                                               R_Shadow_Volume(mesh->numverts, mesh->numtriangles, mesh->vertex3f, mesh->element3i, mesh->neighbor3i, relativelightorigin, lightradius, projectdistance);
-                       }
-               }
-       }
-}
-
-void R_Model_Brush_DrawLightForSurfaceList(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, msurface_t **surflist, int numsurfaces, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz)
-{
-       int surfnum;
-       msurface_t *surf;
-       texture_t *t;
-       surfmesh_t *mesh;
-       if (ent->model == NULL)
-               return;
-       R_Mesh_Matrix(&ent->matrix);
-       R_UpdateTextureInfo(ent);
-       for (surfnum = 0;surfnum < numsurfaces;surfnum++)
-       {
-               surf = surflist[surfnum];
-               if (surf->visframe == r_framecount)
-               {
-                       t = surf->texinfo->texture->currentframe;
-                       if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
-                       {
-                               for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                               {
-                                       R_Shadow_DiffuseLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, NULL);
-                                       R_Shadow_SpecularLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.gloss, t->skin.nmap, NULL);
-                               }
+                                       R_Shadow_Volume(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_vertex3f, surf->mesh.data_element3i, surf->mesh.data_neighbor3i, relativelightorigin, lightradius, projectdistance);
                        }
                }
        }
@@ -1869,7 +1752,6 @@ void R_Model_Brush_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, v
        msurface_t *surf;
        texture_t *t;
        float f, lightmins[3], lightmaxs[3];
-       surfmesh_t *mesh;
        if (ent->model == NULL)
                return;
        R_Mesh_Matrix(&ent->matrix);
@@ -1892,11 +1774,8 @@ void R_Model_Brush_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, v
                                t = surf->texinfo->texture->currentframe;
                                if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
                                {
-                                       for (mesh = surf->mesh;mesh;mesh = mesh->chain)
-                                       {
-                                               R_Shadow_DiffuseLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, NULL);
-                                               R_Shadow_SpecularLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.gloss, t->skin.nmap, NULL);
-                                       }
+                                       R_Shadow_DiffuseLighting(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i, surf->mesh.data_vertex3f, surf->mesh.data_svector3f, surf->mesh.data_tvector3f, surf->mesh.data_normal3f, surf->mesh.data_texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, NULL);
+                                       R_Shadow_SpecularLighting(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i, surf->mesh.data_vertex3f, surf->mesh.data_svector3f, surf->mesh.data_tvector3f, surf->mesh.data_normal3f, surf->mesh.data_texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.gloss, t->skin.nmap, NULL);
                                }
                        }
                }
@@ -1907,124 +1786,299 @@ void R_DrawCollisionBrush(colbrushf_t *brush)
 {
        int i;
        i = ((int)brush) / sizeof(colbrushf_t);
-       GL_Color((i & 31) * (1.0f / 32.0f) * r_colorscale, ((i >> 5) & 31) * (1.0f / 32.0f) * r_colorscale, ((i >> 10) & 31) * (1.0f / 32.0f) * r_colorscale, 0.2f);
+       GL_Color((i & 31) * (1.0f / 32.0f), ((i >> 5) & 31) * (1.0f / 32.0f), ((i >> 10) & 31) * (1.0f / 32.0f), 0.2f);
        GL_VertexPointer(brush->points->v);
        R_Mesh_Draw(brush->numpoints, brush->numtriangles, brush->elements);
 }
 
-void R_Q3BSP_DrawFace_Mesh(entity_render_t *ent, q3mface_t *face)
+void R_Q3BSP_DrawSkyFace(entity_render_t *ent, q3mface_t *face)
+{
+       rmeshstate_t m;
+       if (!face->num_triangles)
+               return;
+       c_faces++;
+       if (skyrendernow)
+       {
+               skyrendernow = false;
+               if (skyrendermasked)
+                       R_Sky();
+       }
+
+       R_Mesh_Matrix(&ent->matrix);
+
+       GL_Color(fogcolor[0], fogcolor[1], fogcolor[2], 1);
+       if (skyrendermasked)
+       {
+               // depth-only (masking)
+               qglColorMask(0,0,0,0);
+               // just to make sure that braindead drivers don't draw anything
+               // despite that colormask...
+               GL_BlendFunc(GL_ZERO, GL_ONE);
+       }
+       else
+       {
+               // fog sky
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+       }
+       GL_DepthMask(true);
+       GL_DepthTest(true);
+
+       memset(&m, 0, sizeof(m));
+       R_Mesh_State_Texture(&m);
+
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+       qglColorMask(1,1,1,1);
+}
+
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_OpaqueGlow(entity_render_t *ent, q3mface_t *face)
 {
        rmeshstate_t m;
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_ONE, GL_ZERO);
        GL_DepthMask(true);
        GL_DepthTest(true);
-       m.tex[0] = R_GetTexture(face->texture->skin.base);
-       m.pointer_texcoord[0] = face->data_texcoordtexture2f;
-       if (face->lightmaptexture)
+       if (face->texture->skin.glow)
        {
-               m.tex[1] = R_GetTexture(face->lightmaptexture);
-               m.pointer_texcoord[1] = face->data_texcoordlightmap2f;
-               m.texrgbscale[1] = 2;
-               GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
+               m.tex[0] = R_GetTexture(face->texture->skin.glow);
+               m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+               GL_Color(1, 1, 1, 1);
        }
        else
-       {
-               m.texrgbscale[0] = 2;
-               GL_ColorPointer(face->data_color4f);
-       }
+               GL_Color(0, 0, 0, 1);
        R_Mesh_State_Texture(&m);
        GL_VertexPointer(face->data_vertex3f);
-       R_Mesh_Draw(face->numvertices, face->numtriangles, face->data_element3i);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
 }
 
-#include "curves.h"
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_TextureLightmapCombine(entity_render_t *ent, q3mface_t *face)
+{
+       rmeshstate_t m;
+       memset(&m, 0, sizeof(m));
+       GL_BlendFunc(GL_ONE, GL_ZERO);
+       GL_DepthMask(true);
+       GL_DepthTest(true);
+       m.tex[0] = R_GetTexture(face->texture->skin.base);
+       m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+       m.tex[1] = R_GetTexture(face->lightmaptexture);
+       m.pointer_texcoord[1] = face->data_texcoordlightmap2f;
+       m.texrgbscale[1] = 2;
+       GL_Color(1, 1, 1, 1);
+       R_Mesh_State_Texture(&m);
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+}
 
-void R_Q3BSP_DrawFace_Patch(entity_render_t *ent, q3mface_t *face)
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_Texture(entity_render_t *ent, q3mface_t *face)
 {
-       int *e, row0, row1, finalwidth, finalheight, x, y, xlevel = r_curves_subdivide_level.integer, ylevel = r_curves_subdivide_level.integer;
        rmeshstate_t m;
+       memset(&m, 0, sizeof(m));
+       GL_BlendFunc(GL_ONE, GL_ZERO);
+       GL_DepthMask(true);
+       GL_DepthTest(true);
+       m.tex[0] = R_GetTexture(face->texture->skin.base);
+       m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+       GL_Color(1, 1, 1, 1);
+       R_Mesh_State_Texture(&m);
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+}
 
-       finalwidth = ((face->patchsize[0] - 1) << xlevel) + 1;
-       finalheight = ((face->patchsize[1] - 1) << ylevel) + 1;
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_Lightmap(entity_render_t *ent, q3mface_t *face)
+{
+       rmeshstate_t m;
+       memset(&m, 0, sizeof(m));
+       GL_BlendFunc(GL_ONE, GL_SRC_COLOR);
+       GL_DepthMask(true);
+       GL_DepthTest(true);
+       m.tex[0] = R_GetTexture(face->lightmaptexture);
+       m.pointer_texcoord[0] = face->data_texcoordlightmap2f;
+       GL_Color(1, 1, 1, 1);
+       R_Mesh_State_Texture(&m);
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+}
 
-       // generate vertex arrays
-       QuadraticSplinePatchSubdivideFloatBuffer(face->patchsize[0], face->patchsize[1], xlevel, ylevel, 3, face->data_vertex3f, varray_vertex3f);
-       QuadraticSplinePatchSubdivideFloatBuffer(face->patchsize[0], face->patchsize[1], xlevel, ylevel, 2, face->data_texcoordtexture2f, varray_texcoord2f[0]);
-       if (face->lightmaptexture)
-               QuadraticSplinePatchSubdivideFloatBuffer(face->patchsize[0], face->patchsize[1], xlevel, ylevel, 2, face->data_texcoordlightmap2f, varray_texcoord2f[1]);
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_Glow(entity_render_t *ent, q3mface_t *face)
+{
+       rmeshstate_t m;
+       memset(&m, 0, sizeof(m));
+       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+       GL_DepthMask(true);
+       GL_DepthTest(true);
+       if (face->texture->skin.glow)
+       {
+               m.tex[0] = R_GetTexture(face->texture->skin.glow);
+               m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+               GL_Color(1, 1, 1, 1);
+       }
        else
-               QuadraticSplinePatchSubdivideFloatBuffer(face->patchsize[0], face->patchsize[1], xlevel, ylevel, 4, face->data_color4f, varray_color4f);
+               GL_Color(0, 0, 0, 1);
+       R_Mesh_State_Texture(&m);
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+}
 
-       // generate elements
-       e = earray_element3i;
-       for (y = 0;y < finalheight - 1;y++)
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_TextureVertex(entity_render_t *ent, q3mface_t *face)
+{
+       rmeshstate_t m;
+       memset(&m, 0, sizeof(m));
+       GL_BlendFunc(GL_ONE, GL_ZERO);
+       GL_DepthMask(true);
+       GL_DepthTest(true);
+       m.tex[0] = R_GetTexture(face->texture->skin.base);
+       m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+       if (gl_combine.integer)
        {
-               row0 = (y + 0) * finalwidth;
-               row1 = (y + 1) * finalwidth;
-               for (x = 0;x < finalwidth - 1;x++)
+               m.texrgbscale[0] = 2;
+               GL_ColorPointer(face->data_color4f);
+       }
+       else
+       {
+               int i;
+               for (i = 0;i < face->num_vertices;i++)
                {
-                       *e++ = row0;
-                       *e++ = row1;
-                       *e++ = row0 + 1;
-                       *e++ = row1;
-                       *e++ = row1 + 1;
-                       *e++ = row0 + 1;
-                       row0++;
-                       row1++;
+                       varray_color4f[i*4+0] = face->data_color4f[i*4+0] * 2.0f;
+                       varray_color4f[i*4+1] = face->data_color4f[i*4+1] * 2.0f;
+                       varray_color4f[i*4+2] = face->data_color4f[i*4+2] * 2.0f;
+                       varray_color4f[i*4+3] = face->data_color4f[i*4+3];
                }
+               GL_ColorPointer(varray_color4f);
        }
-       for (x = 0;x < (finalwidth-1)*(finalheight-1)*6;x++)
-               if ((unsigned int)earray_element3i[x] >= (unsigned int)(finalwidth*finalheight))
-                       Con_Printf("e[%i] = %i (> %i)\n", x, earray_element3i[x], finalwidth*finalheight);
+       R_Mesh_State_Texture(&m);
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+}
 
+void R_Q3BSP_DrawFace_OpaqueWall_Pass_AddTextureAmbient(entity_render_t *ent, q3mface_t *face)
+{
+       rmeshstate_t m;
        memset(&m, 0, sizeof(m));
-       GL_BlendFunc(GL_ONE, GL_ZERO);
+       GL_BlendFunc(GL_ONE, GL_ONE);
        GL_DepthMask(true);
        GL_DepthTest(true);
        m.tex[0] = R_GetTexture(face->texture->skin.base);
-       m.pointer_texcoord[0] = varray_texcoord2f[0];
-       if (face->lightmaptexture)
+       m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+       GL_Color(r_ambient.value * (1.0f / 128.0f), r_ambient.value * (1.0f / 128.0f), r_ambient.value * (1.0f / 128.0f), 1);
+       R_Mesh_State_Texture(&m);
+       GL_VertexPointer(face->data_vertex3f);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+}
+
+void R_Q3BSP_DrawFace_TransparentCallback(const void *voident, int facenumber)
+{
+       const entity_render_t *ent = voident;
+       q3mface_t *face = ent->model->brushq3.data_faces + facenumber;
+       rmeshstate_t m;
+       R_Mesh_Matrix(&ent->matrix);
+       memset(&m, 0, sizeof(m));
+       if (ent->effects & EF_ADDITIVE)
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+       else
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+       GL_DepthMask(false);
+       GL_DepthTest(true);
+       m.tex[0] = R_GetTexture(face->texture->skin.base);
+       m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+       // LordHavoc: quake3 was not able to do this; lit transparent surfaces
+       if (gl_combine.integer)
        {
-               m.tex[1] = R_GetTexture(face->lightmaptexture);
-               m.pointer_texcoord[1] = varray_texcoord2f[1];
-               m.texrgbscale[1] = 2;
-               GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
+               m.texrgbscale[0] = 2;
+               if (r_textureunits.integer >= 2)
+               {
+                       m.tex[1] = R_GetTexture(face->lightmaptexture);
+                       m.pointer_texcoord[1] = face->data_texcoordlightmap2f;
+                       GL_Color(1, 1, 1, ent->alpha);
+               }
+               else
+               {
+                       if (ent->alpha == 1)
+                               GL_ColorPointer(face->data_color4f);
+                       else
+                       {
+                               int i;
+                               for (i = 0;i < face->num_vertices;i++)
+                               {
+                                       varray_color4f[i*4+0] = face->data_color4f[i*4+0];
+                                       varray_color4f[i*4+1] = face->data_color4f[i*4+1];
+                                       varray_color4f[i*4+2] = face->data_color4f[i*4+2];
+                                       varray_color4f[i*4+3] = face->data_color4f[i*4+3] * ent->alpha;
+                               }
+                               GL_ColorPointer(varray_color4f);
+                       }
+               }
        }
        else
        {
-               m.texrgbscale[0] = 2;
+               int i;
+               for (i = 0;i < face->num_vertices;i++)
+               {
+                       varray_color4f[i*4+0] = face->data_color4f[i*4+0] * 2.0f;
+                       varray_color4f[i*4+1] = face->data_color4f[i*4+1] * 2.0f;
+                       varray_color4f[i*4+2] = face->data_color4f[i*4+2] * 2.0f;
+                       varray_color4f[i*4+3] = face->data_color4f[i*4+3] * ent->alpha;
+               }
                GL_ColorPointer(varray_color4f);
        }
        R_Mesh_State_Texture(&m);
-       GL_VertexPointer(varray_vertex3f);
-       R_Mesh_Draw(finalwidth * finalheight, (finalwidth - 1) * (finalheight - 1) * 2, earray_element3i);
+       GL_VertexPointer(face->data_vertex3f);
+       qglDisable(GL_CULL_FACE);
+       R_Mesh_Draw(face->num_vertices, face->num_triangles, face->data_element3i);
+       qglEnable(GL_CULL_FACE);
 }
 
 void R_Q3BSP_DrawFace(entity_render_t *ent, q3mface_t *face)
 {
-       if (face->texture->renderflags & Q3MTEXTURERENDERFLAGS_NODRAW)
+       if (!face->num_triangles)
                return;
-       switch(face->type)
-       {
-               case Q3FACETYPE_POLYGON:
-               case Q3FACETYPE_MESH:
-                       R_Q3BSP_DrawFace_Mesh(ent, face);
-                       break;
-               case Q3FACETYPE_PATCH:
-                       R_Q3BSP_DrawFace_Patch(ent, face);
-                       break;
-               case Q3FACETYPE_FLARE:
-                       break;
+       if (face->texture->surfaceparms)
+       {
+               if (face->texture->surfaceflags & (Q3SURFACEFLAG_SKY | Q3SURFACEFLAG_NODRAW))
+                       return;
        }
+       c_faces++;
+       face->visframe = r_framecount;
+       if ((face->texture->surfaceparms & Q3SURFACEPARM_TRANS) || ent->alpha < 1 || (ent->effects & EF_ADDITIVE))
+       {
+               vec3_t facecenter, center;
+               facecenter[0] = (face->mins[0] + face->maxs[0]) * 0.5f;
+               facecenter[1] = (face->mins[1] + face->maxs[1]) * 0.5f;
+               facecenter[2] = (face->mins[2] + face->maxs[2]) * 0.5f;
+               Matrix4x4_Transform(&ent->matrix, facecenter, center);
+               R_MeshQueue_AddTransparent(center, R_Q3BSP_DrawFace_TransparentCallback, ent, face - ent->model->brushq3.data_faces);
+               return;
+       }
+       R_Mesh_Matrix(&ent->matrix);
+       if (r_shadow_realtime_world.integer)
+               R_Q3BSP_DrawFace_OpaqueWall_Pass_OpaqueGlow(ent, face);
+       else if ((ent->effects & EF_FULLBRIGHT) || r_fullbright.integer)
+       {
+               R_Q3BSP_DrawFace_OpaqueWall_Pass_Texture(ent, face);
+               if (face->texture->skin.glow)
+                       R_Q3BSP_DrawFace_OpaqueWall_Pass_Glow(ent, face);
+       }
+       else if (face->lightmaptexture)
+       {
+               if (r_textureunits.integer >= 2 && gl_combine.integer)
+                       R_Q3BSP_DrawFace_OpaqueWall_Pass_TextureLightmapCombine(ent, face);
+               else
+               {
+                       R_Q3BSP_DrawFace_OpaqueWall_Pass_Texture(ent, face);
+                       R_Q3BSP_DrawFace_OpaqueWall_Pass_Lightmap(ent, face);
+               }
+               if (face->texture->skin.glow)
+                       R_Q3BSP_DrawFace_OpaqueWall_Pass_Glow(ent, face);
+       }
+       else
+       {
+               R_Q3BSP_DrawFace_OpaqueWall_Pass_TextureVertex(ent, face);
+               if (face->texture->skin.glow)
+                       R_Q3BSP_DrawFace_OpaqueWall_Pass_Glow(ent, face);
+       }
+       if (r_ambient.value)
+               R_Q3BSP_DrawFace_OpaqueWall_Pass_AddTextureAmbient(ent, face);
 }
 
-/*
-void R_Q3BSP_DrawSky(entity_render_t *ent)
-{
-}
-*/
-
 void R_Q3BSP_RecursiveWorldNode(entity_render_t *ent, q3mnode_t *node, const vec3_t modelorg, qbyte *pvs, int markframe)
 {
        int i;
@@ -2033,27 +2087,51 @@ void R_Q3BSP_RecursiveWorldNode(entity_render_t *ent, q3mnode_t *node, const vec
        {
                if (R_CullBox(node->mins, node->maxs))
                        return;
+               c_nodes++;
                R_Q3BSP_RecursiveWorldNode(ent, node->children[0], modelorg, pvs, markframe);
                node = node->children[1];
        }
        if (R_CullBox(node->mins, node->maxs))
                return;
+       c_leafs++;
        leaf = (q3mleaf_t *)node;
        if (pvs[leaf->clusterindex >> 3] & (1 << (leaf->clusterindex & 7)))
-       {
                for (i = 0;i < leaf->numleaffaces;i++)
+                       leaf->firstleafface[i]->markframe = markframe;
+}
+
+static int r_q3bsp_framecount = -1;
+
+void R_Q3BSP_DrawSky(entity_render_t *ent)
+{
+       int i;
+       q3mface_t *face;
+       vec3_t modelorg;
+       model_t *model;
+       qbyte *pvs;
+       R_Mesh_Matrix(&ent->matrix);
+       model = ent->model;
+       if (r_drawcollisionbrushes.integer < 2)
+       {
+               Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
+               if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
                {
-                       if (leaf->firstleafface[i]->markframe != markframe)
+                       if (r_q3bsp_framecount != r_framecount)
                        {
-                               leaf->firstleafface[i]->markframe = markframe;
-                               R_Q3BSP_DrawFace(ent, leaf->firstleafface[i]);
+                               r_q3bsp_framecount = r_framecount;
+                               R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, r_framecount);
                        }
+                       for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+                               if (face->markframe == r_framecount && (face->texture->surfaceflags & Q3SURFACEFLAG_SKY) && !R_CullBox(face->mins, face->maxs))
+                                       R_Q3BSP_DrawSkyFace(ent, face);
                }
+               else
+                       for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+                               if ((face->texture->surfaceflags & Q3SURFACEFLAG_SKY))
+                                       R_Q3BSP_DrawSkyFace(ent, face);
        }
 }
 
-
-
 void R_Q3BSP_Draw(entity_render_t *ent)
 {
        int i;
@@ -2061,16 +2139,21 @@ void R_Q3BSP_Draw(entity_render_t *ent)
        vec3_t modelorg;
        model_t *model;
        qbyte *pvs;
-       static int markframe = 0;
        R_Mesh_Matrix(&ent->matrix);
        model = ent->model;
        if (r_drawcollisionbrushes.integer < 2)
        {
-               if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer)
+               Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
+               if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
                {
-                       Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
-                       pvs = model->brush.GetPVS(model, modelorg);
-                       R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, ++markframe);
+                       if (r_q3bsp_framecount != r_framecount)
+                       {
+                               r_q3bsp_framecount = r_framecount;
+                               R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, r_framecount);
+                       }
+                       for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+                               if (face->markframe == r_framecount && !R_CullBox(face->mins, face->maxs))
+                                       R_Q3BSP_DrawFace(ent, face);
                }
                else
                        for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
@@ -2090,23 +2173,69 @@ void R_Q3BSP_Draw(entity_render_t *ent)
        }
 }
 
-/*
-void R_Q3BSP_DrawFakeShadow(entity_render_t *ent)
+void R_Q3BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
 {
+       int i;
+       q3mface_t *face;
+       vec3_t modelorg, lightmins, lightmaxs;
+       model_t *model;
+       float projectdistance;
+       projectdistance = 1000000000.0f;//lightradius + ent->model->radius;
+       if (r_drawcollisionbrushes.integer < 2)
+       {
+               model = ent->model;
+               R_Mesh_Matrix(&ent->matrix);
+               Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
+               lightmins[0] = relativelightorigin[0] - lightradius;
+               lightmins[1] = relativelightorigin[1] - lightradius;
+               lightmins[2] = relativelightorigin[2] - lightradius;
+               lightmaxs[0] = relativelightorigin[0] + lightradius;
+               lightmaxs[1] = relativelightorigin[1] + lightradius;
+               lightmaxs[2] = relativelightorigin[2] + lightradius;
+               //if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
+               //      R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, ++markframe);
+               //else
+                       for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+                               if (BoxesOverlap(lightmins, lightmaxs, face->mins, face->maxs))
+                                       R_Shadow_Volume(face->num_vertices, face->num_triangles, face->data_vertex3f, face->data_element3i, face->data_neighbor3i, relativelightorigin, lightradius, projectdistance);
+       }
 }
-*/
 
-/*
-void R_Q3BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
+void R_Q3BSP_DrawFaceLight(entity_render_t *ent, q3mface_t *face, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz)
 {
+       if ((face->texture->surfaceflags & Q3SURFACEFLAG_NODRAW) || !face->num_triangles)
+               return;
+       R_Shadow_DiffuseLighting(face->num_vertices, face->num_triangles, face->data_element3i, face->data_vertex3f, face->data_svector3f, face->data_tvector3f, face->data_normal3f, face->data_texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, face->texture->skin.base, face->texture->skin.nmap, NULL);
+       R_Shadow_SpecularLighting(face->num_vertices, face->num_triangles, face->data_element3i, face->data_vertex3f, face->data_svector3f, face->data_tvector3f, face->data_normal3f, face->data_texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, face->texture->skin.gloss, face->texture->skin.nmap, NULL);
 }
-*/
 
-/*
 void R_Q3BSP_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz)
 {
+       int i;
+       q3mface_t *face;
+       vec3_t modelorg, lightmins, lightmaxs;
+       model_t *model;
+       //qbyte *pvs;
+       //static int markframe = 0;
+       if (r_drawcollisionbrushes.integer < 2)
+       {
+               model = ent->model;
+               R_Mesh_Matrix(&ent->matrix);
+               Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
+               lightmins[0] = relativelightorigin[0] - lightradius;
+               lightmins[1] = relativelightorigin[1] - lightradius;
+               lightmins[2] = relativelightorigin[2] - lightradius;
+               lightmaxs[0] = relativelightorigin[0] + lightradius;
+               lightmaxs[1] = relativelightorigin[1] + lightradius;
+               lightmaxs[2] = relativelightorigin[2] + lightradius;
+               //if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
+               //      R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, ++markframe);
+               //else
+                       for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+                               if ((ent != &cl_entities[0].render || face->visframe == r_framecount) && BoxesOverlap(lightmins, lightmaxs, face->mins, face->maxs))
+                                       R_Q3BSP_DrawFaceLight(ent, face, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz);
+       }
 }
-*/
 
 static void gl_surf_start(void)
 {
@@ -2128,14 +2257,12 @@ void GL_Surf_Init(void)
                dlightdivtable[i] = 4194304 / (i << 7);
 
        Cvar_RegisterVariable(&r_ambient);
-       Cvar_RegisterVariable(&r_vertexsurfaces);
-       Cvar_RegisterVariable(&r_dlightmap);
        Cvar_RegisterVariable(&r_drawportals);
        Cvar_RegisterVariable(&r_testvis);
        Cvar_RegisterVariable(&r_floatbuildlightmap);
        Cvar_RegisterVariable(&r_detailtextures);
        Cvar_RegisterVariable(&r_surfaceworldnode);
-       Cvar_RegisterVariable(&r_curves_subdivide_level);
+       Cvar_RegisterVariable(&r_drawcollisionbrushes_polygonoffset);
 
        R_RegisterModule("GL_Surf", gl_surf_start, gl_surf_shutdown, gl_surf_newmap);
 }