batch by lightmap rather than by use of lightmaps (batching by use of

lightmaps is no longer necessary with the lightmap merging)

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@7154 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/gl_rmain.c b/gl_rmain.c
index 1baaa5b31167f334d6d66b987ea8c3666ecd5278..a4f01092c3b481b55a55462b9225ea2721155f02 100644 (file)
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -881,10 +881,10 @@ int R_SetupSurfaceShader(const vec3_t lightcolorbase, qboolean modellighting, fl
                // lightmapped wall
                shaderfilename = "glsl/default.glsl";
                permutation = SHADERPERMUTATION_USES_VERTEXSHADER | SHADERPERMUTATION_USES_FRAGMENTSHADER;
-               if (r_glsl_deluxemapping.integer >= 1 && rsurface_uselightmaptexture && r_refdef.worldmodel && r_refdef.worldmodel->brushq3.deluxemapping)
+               if (r_glsl_deluxemapping.integer >= 1 && rsurface_lightmaptexture && r_refdef.worldmodel && r_refdef.worldmodel->brushq3.deluxemapping)
                {
                        // deluxemapping (light direction texture)
-                       if (rsurface_uselightmaptexture && r_refdef.worldmodel && r_refdef.worldmodel->brushq3.deluxemapping && r_refdef.worldmodel->brushq3.deluxemapping_modelspace)
+                       if (rsurface_lightmaptexture && r_refdef.worldmodel && r_refdef.worldmodel->brushq3.deluxemapping && r_refdef.worldmodel->brushq3.deluxemapping_modelspace)
                                permutation |= SHADERPERMUTATION_MODE_LIGHTDIRECTIONMAP_MODELSPACE;
                        else
                                permutation |= SHADERPERMUTATION_MODE_LIGHTDIRECTIONMAP_TANGENTSPACE;
@@ -2987,7 +2987,8 @@ qboolean rsurface_generatedvertex;
 const entity_render_t *rsurface_entity;
 const model_t *rsurface_model;
 texture_t *rsurface_texture;
-qboolean rsurface_uselightmaptexture;
+rtexture_t *rsurface_lightmaptexture;
+rtexture_t *rsurface_deluxemaptexture;
 rsurfmode_t rsurface_mode;
 int rsurface_lightmode; // 0 = lightmap or fullbright, 1 = color array from q3bsp, 2 = vertex shaded model
 
@@ -3000,7 +3001,8 @@ void RSurf_CleanUp(void)
        }
        GL_AlphaTest(false);
        rsurface_mode = RSURFMODE_NONE;
-       rsurface_uselightmaptexture = false;
+       rsurface_lightmaptexture = NULL;
+       rsurface_deluxemaptexture = NULL;
        rsurface_texture = NULL;
 }
 
@@ -3290,112 +3292,6 @@ void RSurf_DrawBatch_Simple(int texturenumsurfaces, msurface_t **texturesurfacel
        }
 }
 
-static void RSurf_DrawBatch_WithLightmapSwitching(int texturenumsurfaces, msurface_t **texturesurfacelist, int lightmaptexunit, int deluxemaptexunit)
-{
-       int i;
-       int j;
-       const msurface_t *surface = texturesurfacelist[0];
-       const msurface_t *surface2;
-       int firstvertex;
-       int endvertex;
-       int numvertices;
-       int numtriangles;
-       // TODO: lock all array ranges before render, rather than on each surface
-       if (texturenumsurfaces == 1)
-       {
-               R_Mesh_TexBind(lightmaptexunit, R_GetTexture(surface->lightmaptexture));
-               if (deluxemaptexunit >= 0)
-                       R_Mesh_TexBind(deluxemaptexunit, R_GetTexture(surface->deluxemaptexture));
-               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
-               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (rsurface_model->surfmesh.data_element3i + 3 * surface->num_firsttriangle), rsurface_model->surfmesh.ebo, (sizeof(int[3]) * surface->num_firsttriangle));
-       }
-       else if (r_batchmode.integer == 2)
-       {
-               #define MAXBATCHTRIANGLES 4096
-               int batchtriangles = 0;
-               int batchelements[MAXBATCHTRIANGLES*3];
-               for (i = 0;i < texturenumsurfaces;i = j)
-               {
-                       surface = texturesurfacelist[i];
-                       R_Mesh_TexBind(lightmaptexunit, R_GetTexture(surface->lightmaptexture));
-                       if (deluxemaptexunit >= 0)
-                               R_Mesh_TexBind(deluxemaptexunit, R_GetTexture(surface->deluxemaptexture));
-                       j = i + 1;
-                       if (surface->num_triangles > MAXBATCHTRIANGLES)
-                       {
-                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (rsurface_model->surfmesh.data_element3i + 3 * surface->num_firsttriangle), rsurface_model->surfmesh.ebo, (sizeof(int[3]) * surface->num_firsttriangle));
-                               continue;
-                       }
-                       memcpy(batchelements, rsurface_model->surfmesh.data_element3i + 3 * surface->num_firsttriangle, surface->num_triangles * sizeof(int[3]));
-                       batchtriangles = surface->num_triangles;
-                       firstvertex = surface->num_firstvertex;
-                       endvertex = surface->num_firstvertex + surface->num_vertices;
-                       for (;j < texturenumsurfaces;j++)
-                       {
-                               surface2 = texturesurfacelist[j];
-                               if (surface2->lightmaptexture != surface->lightmaptexture || batchtriangles + surface2->num_triangles > MAXBATCHTRIANGLES)
-                                       break;
-                               memcpy(batchelements + batchtriangles * 3, rsurface_model->surfmesh.data_element3i + 3 * surface2->num_firsttriangle, surface2->num_triangles * sizeof(int[3]));
-                               batchtriangles += surface2->num_triangles;
-                               firstvertex = min(firstvertex, surface2->num_firstvertex);
-                               endvertex = max(endvertex, surface2->num_firstvertex + surface2->num_vertices);
-                       }
-                       surface2 = texturesurfacelist[j-1];
-                       numvertices = endvertex - firstvertex;
-                       R_Mesh_Draw(firstvertex, numvertices, batchtriangles, batchelements, 0, 0);
-               }
-       }
-       else if (r_batchmode.integer == 1)
-       {
-#if 0
-               Con_Printf("%s batch sizes ignoring lightmap:", rsurface_texture->name);
-               for (i = 0;i < texturenumsurfaces;i = j)
-               {
-                       surface = texturesurfacelist[i];
-                       for (j = i + 1, surface2 = surface + 1;j < texturenumsurfaces;j++, surface2++)
-                               if (texturesurfacelist[j] != surface2)
-                                       break;
-                       Con_Printf(" %i", j - i);
-               }
-               Con_Printf("\n");
-               Con_Printf("%s batch sizes honoring lightmap:", rsurface_texture->name);
-#endif
-               for (i = 0;i < texturenumsurfaces;i = j)
-               {
-                       surface = texturesurfacelist[i];
-                       R_Mesh_TexBind(lightmaptexunit, R_GetTexture(surface->lightmaptexture));
-                       if (deluxemaptexunit >= 0)
-                               R_Mesh_TexBind(deluxemaptexunit, R_GetTexture(surface->deluxemaptexture));
-                       for (j = i + 1, surface2 = surface + 1;j < texturenumsurfaces;j++, surface2++)
-                               if (texturesurfacelist[j] != surface2 || texturesurfacelist[j]->lightmaptexture != surface->lightmaptexture)
-                                       break;
-#if 0
-                       Con_Printf(" %i", j - i);
-#endif
-                       surface2 = texturesurfacelist[j-1];
-                       numvertices = surface2->num_firstvertex + surface2->num_vertices - surface->num_firstvertex;
-                       numtriangles = surface2->num_firsttriangle + surface2->num_triangles - surface->num_firsttriangle;
-                       GL_LockArrays(surface->num_firstvertex, numvertices);
-                       R_Mesh_Draw(surface->num_firstvertex, numvertices, numtriangles, (rsurface_model->surfmesh.data_element3i + 3 * surface->num_firsttriangle), rsurface_model->surfmesh.ebo, (sizeof(int[3]) * surface->num_firsttriangle));
-               }
-#if 0
-               Con_Printf("\n");
-#endif
-       }
-       else
-       {
-               for (i = 0;i < texturenumsurfaces;i++)
-               {
-                       surface = texturesurfacelist[i];
-                       R_Mesh_TexBind(lightmaptexunit, R_GetTexture(surface->lightmaptexture));
-                       if (deluxemaptexunit >= 0)
-                               R_Mesh_TexBind(deluxemaptexunit, R_GetTexture(surface->deluxemaptexture));
-                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
-                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (rsurface_model->surfmesh.data_element3i + 3 * surface->num_firsttriangle), rsurface_model->surfmesh.ebo, (sizeof(int[3]) * surface->num_firsttriangle));
-               }
-       }
-}
-
 static void RSurf_DrawBatch_ShowSurfaces(int texturenumsurfaces, msurface_t **texturesurfacelist)
 {
        int j;
@@ -3501,7 +3397,8 @@ static void RSurf_DrawBatch_GL11_Lightmap(int texturenumsurfaces, msurface_t **t
        if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(texturenumsurfaces, texturesurfacelist, r, g, b, a);
        R_Mesh_ColorPointer(rsurface_lightmapcolor4f, rsurface_lightmapcolor4f_bufferobject, rsurface_lightmapcolor4f_bufferoffset);
        GL_Color(r, g, b, a);
-       RSurf_DrawBatch_WithLightmapSwitching(texturenumsurfaces, texturesurfacelist, 0, -1);
+       R_Mesh_TexBind(0, R_GetTexture(rsurface_lightmaptexture));
+       RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
 }
 
 static void RSurf_DrawBatch_GL11_Unlit(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
@@ -3743,11 +3640,11 @@ static void R_DrawTextureSurfaceList_GL20(int texturenumsurfaces, msurface_t **t
                        R_Mesh_TexBind(8, R_GetTexture(r_texture_blanknormalmap));
                R_Mesh_ColorPointer(NULL, 0, 0);
        }
-       else if (rsurface_uselightmaptexture)
+       else if (rsurface_lightmaptexture)
        {
-               R_Mesh_TexBind(7, R_GetTexture(texturesurfacelist[0]->lightmaptexture));
+               R_Mesh_TexBind(7, R_GetTexture(rsurface_lightmaptexture));
                if (r_glsl_permutation->loc_Texture_Deluxemap >= 0)
-                       R_Mesh_TexBind(8, R_GetTexture(texturesurfacelist[0]->deluxemaptexture));
+                       R_Mesh_TexBind(8, R_GetTexture(rsurface_deluxemaptexture));
                R_Mesh_ColorPointer(NULL, 0, 0);
        }
        else
@@ -3758,10 +3655,13 @@ static void R_DrawTextureSurfaceList_GL20(int texturenumsurfaces, msurface_t **t
                R_Mesh_ColorPointer(rsurface_model->surfmesh.data_lightmapcolor4f, rsurface_model->surfmesh.vbo, rsurface_model->surfmesh.vbooffset_lightmapcolor4f);
        }
 
-       if (rsurface_uselightmaptexture && !(rsurface_texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT))
-               RSurf_DrawBatch_WithLightmapSwitching(texturenumsurfaces, texturesurfacelist, 7, r_glsl_permutation->loc_Texture_Deluxemap >= 0 ? 8 : -1);
-       else
-               RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
+       if (rsurface_lightmaptexture && !(rsurface_texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT))
+       {
+               R_Mesh_TexBind(7, R_GetTexture(rsurface_lightmaptexture));
+               if (r_glsl_permutation->loc_Texture_Deluxemap >= 0)
+                       R_Mesh_TexBind(8, R_GetTexture(rsurface_deluxemaptexture));
+       }
+       RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
        if (rsurface_texture->backgroundnumskinframes && !(rsurface_texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED))
        {
        }
@@ -3831,7 +3731,7 @@ static void R_DrawTextureSurfaceList_GL13(int texturenumsurfaces, msurface_t **t
                        R_Mesh_TextureState(&m);
                        if (rsurface_lightmode == 2)
                                RSurf_DrawBatch_GL11_VertexShade(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
-                       else if (rsurface_uselightmaptexture)
+                       else if (rsurface_lightmaptexture)
                                RSurf_DrawBatch_GL11_Lightmap(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
                        else
                                RSurf_DrawBatch_GL11_VertexColor(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
@@ -3932,7 +3832,7 @@ static void R_DrawTextureSurfaceList_GL11(int texturenumsurfaces, msurface_t **t
                                R_Mesh_TextureState(&m);
                                if (rsurface_lightmode == 2)
                                        RSurf_DrawBatch_GL11_VertexShade(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, false, false);
-                               else if (rsurface_uselightmaptexture)
+                               else if (rsurface_lightmaptexture)
                                        RSurf_DrawBatch_GL11_Lightmap(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, false, false);
                                else
                                        RSurf_DrawBatch_GL11_VertexColor(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, false, false);
@@ -4078,7 +3978,8 @@ static void R_DrawSurface_TransparentCallback(const entity_render_t *ent, const
                texture = surface->texture;
                R_UpdateTextureInfo(ent, texture);
                rsurface_texture = texture->currentframe;
-               rsurface_uselightmaptexture = surface->lightmaptexture != NULL;
+               rsurface_lightmaptexture = surface->lightmaptexture;
+               rsurface_deluxemaptexture = surface->deluxemaptexture;
                // scan ahead until we find a different texture
                endsurface = min(i + 1024, numsurfaces);
                texturenumsurfaces = 0;
@@ -4086,7 +3987,7 @@ static void R_DrawSurface_TransparentCallback(const entity_render_t *ent, const
                for (;j < endsurface;j++)
                {
                        surface = rsurface_model->data_surfaces + surfacelist[j];
-                       if (texture != surface->texture || rsurface_uselightmaptexture != (surface->lightmaptexture != NULL))
+                       if (texture != surface->texture || rsurface_lightmaptexture != surface->lightmaptexture)
                                break;
                        texturesurfacelist[texturenumsurfaces++] = surface;
                }
@@ -4112,7 +4013,8 @@ void R_QueueSurfaceList(int numsurfaces, msurface_t **surfacelist, int flagsmask
                // use skin 1 instead)
                texture = surfacelist[i]->texture;
                rsurface_texture = texture->currentframe;
-               rsurface_uselightmaptexture = surfacelist[i]->lightmaptexture != NULL;
+               rsurface_lightmaptexture = surfacelist[i]->lightmaptexture;
+               rsurface_deluxemaptexture = surfacelist[i]->deluxemaptexture;
                if (!(rsurface_texture->currentmaterialflags & flagsmask))
                {
                        // if this texture is not the kind we want, skip ahead to the next one
@@ -4133,7 +4035,7 @@ void R_QueueSurfaceList(int numsurfaces, msurface_t **surfacelist, int flagsmask
                else
                {
                        // simply scan ahead until we find a different texture or lightmap state
-                       for (;j < numsurfaces && texture == surfacelist[j]->texture && rsurface_uselightmaptexture == (surfacelist[j]->lightmaptexture != NULL);j++)
+                       for (;j < numsurfaces && texture == surfacelist[j]->texture && rsurface_lightmaptexture == surfacelist[j]->lightmaptexture;j++)
                                ;
                        // render the range of surfaces
                        R_DrawTextureSurfaceList(j - i, surfacelist + i);
@@ -4359,7 +4261,8 @@ void R_DrawWorldSurfaces(qboolean skysurfaces)
        flagsmask = skysurfaces ? MATERIALFLAG_SKY : (MATERIALFLAG_WATER | MATERIALFLAG_WALL);
        f = 0;
        t = NULL;
-       rsurface_uselightmaptexture = false;
+       rsurface_lightmaptexture = NULL;
+       rsurface_deluxemaptexture = NULL;
        rsurface_texture = NULL;
        numsurfacelist = 0;
        j = model->firstmodelsurface;
@@ -4445,7 +4348,8 @@ void R_DrawModelSurfaces(entity_render_t *ent, qboolean skysurfaces)
        flagsmask = skysurfaces ? MATERIALFLAG_SKY : (MATERIALFLAG_WATER | MATERIALFLAG_WALL);
        f = 0;
        t = NULL;
-       rsurface_uselightmaptexture = false;
+       rsurface_lightmaptexture = NULL;
+       rsurface_deluxemaptexture = NULL;
        rsurface_texture = NULL;
        numsurfacelist = 0;
        surface = model->data_surfaces + model->firstmodelsurface;

diff --git a/render.h b/render.h
index b575ae9fa49769b27b7c83913343704e617553b7..dccf4084bc09a7511bfbfb02bca28778f03653f6 100644 (file)
--- a/render.h
+++ b/render.h
@@ -238,7 +238,8 @@ extern qboolean rsurface_generatedvertex;
 extern const entity_render_t *rsurface_entity;
 extern const model_t *rsurface_model;
 extern texture_t *rsurface_texture;
-extern qboolean rsurface_uselightmaptexture;
+extern rtexture_t *rsurface_lightmaptexture;
+extern rtexture_t *rsurface_deluxemaptexture;
 extern rsurfmode_t rsurface_mode;
 
 void RSurf_ActiveWorldEntity(void);