]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rsurf.c
significant surface renderer optimizations
[xonotic/darkplaces.git] / gl_rsurf.c
index fd8107175e101ff050d95dda3ff32849ddd4a089..43334b640d4e48ca0dfba437e2288fec07483c5f 100644 (file)
@@ -218,12 +218,12 @@ loc0:
                        smax = (surface->lightmapinfo->extents[0] >> 4) + 1;
                        tmax = (surface->lightmapinfo->extents[1] >> 4) + 1;
 
-                       impacts = DotProduct (impact, surface->lightmapinfo->texinfo->vecs[0]) + surface->lightmapinfo->texinfo->vecs[0][3] - surface->lightmapinfo->texturemins[0];
-                       impactt = DotProduct (impact, surface->lightmapinfo->texinfo->vecs[1]) + surface->lightmapinfo->texinfo->vecs[1][3] - surface->lightmapinfo->texturemins[1];
+                       impacts = (int)(DotProduct (impact, surface->lightmapinfo->texinfo->vecs[0]) + surface->lightmapinfo->texinfo->vecs[0][3] - surface->lightmapinfo->texturemins[0]);
+                       impactt = (int)(DotProduct (impact, surface->lightmapinfo->texinfo->vecs[1]) + surface->lightmapinfo->texinfo->vecs[1][3] - surface->lightmapinfo->texturemins[1]);
 
                        s = bound(0, impacts, smax * 16) - impacts;
                        t = bound(0, impactt, tmax * 16) - impactt;
-                       i = s * s + t * t + dist2;
+                       i = (int)(s * s + t * t + dist2);
                        if (i > maxdist)
                                continue;
 
@@ -342,7 +342,6 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, int surfacenumber,
        const mportal_t *portal = (mportal_t *)ent;
        int i, numpoints;
        float *v;
-       rmeshstate_t m;
        float vertex3f[POLYGONELEMENTS_MAXPOINTS*3];
        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
        GL_DepthMask(false);
@@ -352,9 +351,9 @@ static void R_DrawPortal_Callback(const entity_render_t *ent, int surfacenumber,
 
        numpoints = min(portal->numpoints, POLYGONELEMENTS_MAXPOINTS);
 
-       memset(&m, 0, sizeof(m));
-       m.pointer_vertex = vertex3f;
-       R_Mesh_State(&m);
+       R_Mesh_VertexPointer(vertex3f);
+       R_Mesh_ColorPointer(NULL);
+       R_Mesh_ResetTextureState();
 
        i = surfacenumber;
        GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f),
@@ -706,14 +705,28 @@ void R_Q1BSP_CompileShadowVolume(entity_render_t *ent, vec3_t relativelightorigi
        r_shadow_compilingrtlight->static_meshchain_shadow = Mod_ShadowMesh_Finish(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow, false, false);
 }
 
-void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int numsurfaces, const int *surfacelist, const vec3_t lightmins, const vec3_t lightmaxs)
+void R_Q1BSP_DrawShadowVolume_Batch(const vec3_t relativelightorigin, const vec3_t lightmins, const vec3_t lightmaxs, int texturenumsurfaces, msurface_t **texturesurfacelist)
+{
+       int texturesurfaceindex;
+       RSurf_PrepareVerticesForBatch(false, false, texturenumsurfaces, texturesurfacelist);
+       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+       {
+               msurface_t *surface = texturesurfacelist[texturesurfaceindex];
+               R_Shadow_MarkVolumeFromBox(surface->num_firsttriangle, surface->num_triangles, rsurface_vertex3f, rsurface_model->surfmesh.data_element3i, relativelightorigin, lightmins, lightmaxs, surface->mins, surface->maxs);
+       }
+}
+
+void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int modelnumsurfaces, const int *modelsurfacelist, const vec3_t lightmins, const vec3_t lightmaxs)
 {
        model_t *model = ent->model;
        msurface_t *surface;
-       int surfacelistindex;
+       int modelsurfacelistindex;
+       int f = 0;
        float projectdistance = lightradius + model->radius*2 + r_shadow_projectdistance.value;
-       vec3_t modelorg;
-       texture_t *texture, *currentexture = NULL;
+       texture_t *t = NULL;
+       const int maxsurfacelist = 1024;
+       int numsurfacelist = 0;
+       msurface_t *surfacelist[1024];
        // check the box in modelspace, it was already checked in worldspace
        if (!BoxesOverlap(model->normalmins, model->normalmaxs, lightmins, lightmaxs))
                return;
@@ -721,13 +734,13 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
        if (model->brush.shadowmesh)
        {
                R_Shadow_PrepareShadowMark(model->brush.shadowmesh->numtriangles);
-               for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
+               for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
                {
-                       surface = model->data_surfaces + surfacelist[surfacelistindex];
-                       texture = surface->texture->currentframe;
-                       if ((texture->currentmaterialflags & (MATERIALFLAG_NODRAW | MATERIALFLAG_TRANSPARENT | MATERIALFLAG_WALL)) != MATERIALFLAG_WALL)
+                       surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
+                       t = surface->texture->currentframe;
+                       if ((t->currentmaterialflags & (MATERIALFLAG_NODRAW | MATERIALFLAG_TRANSPARENT | MATERIALFLAG_WALL)) != MATERIALFLAG_WALL)
                                continue;
-                       if ((texture->textureflags & (Q3TEXTUREFLAG_TWOSIDED | Q3TEXTUREFLAG_AUTOSPRITE | Q3TEXTUREFLAG_AUTOSPRITE2)) || (ent->flags & RENDER_NOCULLFACE))
+                       if ((t->textureflags & (Q3TEXTUREFLAG_TWOSIDED | Q3TEXTUREFLAG_AUTOSPRITE | Q3TEXTUREFLAG_AUTOSPRITE2)) || (ent->flags & RENDER_NOCULLFACE))
                                continue;
                        R_Shadow_MarkVolumeFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, relativelightorigin, lightmins, lightmaxs, surface->mins, surface->maxs);
                }
@@ -736,47 +749,48 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
        else
        {
                projectdistance = lightradius + model->radius*2;
-               Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
-               for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
+               RSurf_ActiveEntity(ent);
+               R_Shadow_PrepareShadowMark(model->surfmesh.num_triangles);
+               // identify lit faces within the bounding box
+               for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
                {
-                       surface = model->data_surfaces + surfacelist[surfacelistindex];
-                       texture = surface->texture->currentframe;
-                       if (texture->currentmaterialflags & (MATERIALFLAG_NODRAW | MATERIALFLAG_TRANSPARENT) || !surface->num_triangles)
-                               continue;
-                       if (currentexture != texture)
+                       surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
+                       if (t != surface->texture || numsurfacelist >= maxsurfacelist)
                        {
-                               currentexture = texture;
-                               RSurf_PrepareForBatch(ent, texture, modelorg);
-                               RSurf_SetPointersForPass(false, false);
+                               if (numsurfacelist)
+                               {
+                                       R_Q1BSP_DrawShadowVolume_Batch(relativelightorigin, lightmins, lightmaxs, numsurfacelist, surfacelist);
+                                       numsurfacelist = 0;
+                               }
+                               t = surface->texture;
+                               rsurface_texture = t->currentframe;
+                               f = (rsurface_texture->currentmaterialflags & (MATERIALFLAG_NODRAW | MATERIALFLAG_TRANSPARENT | MATERIALFLAG_WALL)) == MATERIALFLAG_WALL;
                        }
-                       if (rsurface_dynamicvertex)
-                               RSurf_PrepareDynamicSurfaceVertices(surface);
-                       // identify lit faces within the bounding box
-                       R_Shadow_PrepareShadowMark(model->surfmesh.num_triangles);
-                       R_Shadow_MarkVolumeFromBox(surface->num_firsttriangle, surface->num_triangles, rsurface_vertex3f, model->surfmesh.data_element3i, relativelightorigin, lightmins, lightmaxs, surface->mins, surface->maxs);
-                       R_Shadow_VolumeFromList(model->surfmesh.num_vertices, model->surfmesh.num_triangles, rsurface_vertex3f, model->surfmesh.data_element3i, model->surfmesh.data_neighbor3i, relativelightorigin, projectdistance, numshadowmark, shadowmarklist);
+                       if (f && surface->num_triangles)
+                               surfacelist[numsurfacelist++] = surface;
                }
+               if (numsurfacelist)
+                       R_Q1BSP_DrawShadowVolume_Batch(relativelightorigin, lightmins, lightmaxs, numsurfacelist, surfacelist);
+               R_Shadow_VolumeFromList(model->surfmesh.num_vertices, model->surfmesh.num_triangles, rsurface_vertex3f, model->surfmesh.data_element3i, model->surfmesh.data_neighbor3i, relativelightorigin, projectdistance, numshadowmark, shadowmarklist);
        }
 }
 
 static void R_Q1BSP_DrawLight_TransparentCallback(const entity_render_t *ent, int surfacenumber, const rtlight_t *rtlight)
 {
        msurface_t *surface = ent->model->data_surfaces + surfacenumber;
-       texture_t *texture = surface->texture;
-       R_UpdateTextureInfo(ent, texture);
-       texture = texture->currentframe;
+       R_UpdateTextureInfo(ent, surface->texture);
        R_Shadow_RenderMode_Begin();
        R_Shadow_RenderMode_ActiveLight((rtlight_t *)rtlight);
        R_Shadow_RenderMode_Lighting(false, true);
        R_Shadow_SetupEntityLight(ent);
-       R_Shadow_RenderSurfacesLighting(ent, texture, 1, &surface);
+       rsurface_texture = surface->texture->currentframe;
+       R_Shadow_RenderSurfacesLighting(1, &surface);
        R_Shadow_RenderMode_End();
 }
 
-static void R_Q1BSP_DrawLight_TransparentBatch(const entity_render_t *ent, texture_t *texture, int batchnumsurfaces, msurface_t **batchsurfacelist)
+static void R_Q1BSP_DrawLight_TransparentBatch(int batchnumsurfaces, msurface_t **batchsurfacelist)
 {
        int batchsurfaceindex;
-       model_t *model = ent->model;
        msurface_t *batchsurface;
        vec3_t tempcenter, center;
        for (batchsurfaceindex = 0;batchsurfaceindex < batchnumsurfaces;batchsurfaceindex++)
@@ -785,8 +799,8 @@ static void R_Q1BSP_DrawLight_TransparentBatch(const entity_render_t *ent, textu
                tempcenter[0] = (batchsurface->mins[0] + batchsurface->maxs[0]) * 0.5f;
                tempcenter[1] = (batchsurface->mins[1] + batchsurface->maxs[1]) * 0.5f;
                tempcenter[2] = (batchsurface->mins[2] + batchsurface->maxs[2]) * 0.5f;
-               Matrix4x4_Transform(&ent->matrix, tempcenter, center);
-               R_MeshQueue_AddTransparent(texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_vieworigin : center, R_Q1BSP_DrawLight_TransparentCallback, ent, batchsurface - model->data_surfaces, r_shadow_rtlight);
+               Matrix4x4_Transform(&rsurface_entity->matrix, tempcenter, center);
+               R_MeshQueue_AddTransparent(rsurface_texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_vieworigin : center, R_Q1BSP_DrawLight_TransparentCallback, rsurface_entity, batchsurface - rsurface_model->data_surfaces, r_shadow_rtlight);
        }
 }
 
@@ -796,16 +810,14 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
 {
        model_t *model = ent->model;
        msurface_t *surface;
-       texture_t *texture;
        int surfacelistindex, batchnumsurfaces;
        msurface_t *batchsurfacelist[RSURF_MAX_BATCHSURFACES];
-       vec3_t modelorg;
        texture_t *tex;
        qboolean skip;
+       RSurf_ActiveEntity(ent);
        R_UpdateAllTextureInfo(ent);
-       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
        tex = NULL;
-       texture = NULL;
+       rsurface_texture = NULL;
        skip = false;
        batchnumsurfaces = 0;
        for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
@@ -818,15 +830,15 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                {
                        if (batchnumsurfaces > 0)
                        {
-                               if (texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT)
-                                       R_Q1BSP_DrawLight_TransparentBatch(ent, texture, batchnumsurfaces, batchsurfacelist);
+                               if (rsurface_texture->currentmaterialflags & MATERIALFLAG_BLENDED)
+                                       R_Q1BSP_DrawLight_TransparentBatch(batchnumsurfaces, batchsurfacelist);
                                else
-                                       R_Shadow_RenderSurfacesLighting(ent, texture, batchnumsurfaces, batchsurfacelist);
+                                       R_Shadow_RenderSurfacesLighting(batchnumsurfaces, batchsurfacelist);
                                batchnumsurfaces = 0;
                        }
                        tex = surface->texture;
-                       texture = surface->texture->currentframe;
-                       skip = (texture->currentmaterialflags & MATERIALFLAG_SKY) != 0;
+                       rsurface_texture = surface->texture->currentframe;
+                       skip = (rsurface_texture->currentmaterialflags & MATERIALFLAG_SKY) != 0;
                        if (skip)
                                continue;
                }
@@ -834,10 +846,10 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
                {
                        if (batchnumsurfaces == RSURF_MAX_BATCHSURFACES)
                        {
-                               if (texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT)
-                                       R_Q1BSP_DrawLight_TransparentBatch(ent, texture, batchnumsurfaces, batchsurfacelist);
+                               if (rsurface_texture->currentmaterialflags & MATERIALFLAG_BLENDED)
+                                       R_Q1BSP_DrawLight_TransparentBatch(batchnumsurfaces, batchsurfacelist);
                                else
-                                       R_Shadow_RenderSurfacesLighting(ent, texture, batchnumsurfaces, batchsurfacelist);
+                                       R_Shadow_RenderSurfacesLighting(batchnumsurfaces, batchsurfacelist);
                                batchnumsurfaces = 0;
                        }
                        batchsurfacelist[batchnumsurfaces++] = surface;
@@ -845,10 +857,10 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surface
        }
        if (batchnumsurfaces > 0)
        {
-               if (texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT)
-                       R_Q1BSP_DrawLight_TransparentBatch(ent, texture, batchnumsurfaces, batchsurfacelist);
+               if (rsurface_texture->currentmaterialflags & MATERIALFLAG_BLENDED)
+                       R_Q1BSP_DrawLight_TransparentBatch(batchnumsurfaces, batchsurfacelist);
                else
-                       R_Shadow_RenderSurfacesLighting(ent, texture, batchnumsurfaces, batchsurfacelist);
+                       R_Shadow_RenderSurfacesLighting(batchnumsurfaces, batchsurfacelist);
                batchnumsurfaces = 0;
        }
        qglEnable(GL_CULL_FACE);