]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rsurf.c
moved mod_shared.c detail texture and distortion texture stuff to gl_rmain.c (renamed...
[xonotic/darkplaces.git] / gl_rsurf.c
index fc0ebd63d55576125e6e7948f6f4743db5ebca5b..3f61cf9dc75bf2eb194374b79c0fb81eae30b83a 100644 (file)
@@ -21,6 +21,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 #include "r_shadow.h"
+#include "portals.h"
 
 #define MAX_LIGHTMAP_SIZE 256
 
@@ -272,7 +273,7 @@ void R_Stain (const vec3_t origin, float radius, int cr1, int cg1, int cb1, int
        // look for embedded bmodels
        for (n = 0;n < cl_num_brushmodel_entities;n++)
        {
-               ent = cl_brushmodel_entities[n];
+               ent = &cl_entities[cl_brushmodel_entities[n]].render;
                model = ent->model;
                if (model && model->name[0] == '*')
                {
@@ -469,7 +470,7 @@ static void R_DrawSurfaceList(const entity_render_t *ent, texture_t *texture, in
                                R_Sky();
                }
                // LordHavoc: HalfLife maps have freaky skypolys...
-               if (!ent->model->brush.ishlbsp)
+               //if (!ent->model->brush.ishlbsp)
                {
                        R_Mesh_Matrix(&ent->matrix);
                        GL_Color(fogcolor[0], fogcolor[1], fogcolor[2], 1);
@@ -506,7 +507,7 @@ static void R_DrawSurfaceList(const entity_render_t *ent, texture_t *texture, in
                // NVIDIA Geforce3 distortion texture shader on water
                float args[4] = {0.05f,0,0,0.04f};
                memset(&m, 0, sizeof(m));
-               m.tex[0] = R_GetTexture(mod_shared_distorttexture[(int)(r_refdef.time * 16)&63]);
+               m.tex[0] = R_GetTexture(r_texture_distorttexture[(int)(r_refdef.time * 16)&63]);
                m.tex[1] = R_GetTexture(texture->skin.base);
                m.texcombinergb[0] = GL_REPLACE;
                m.texcombinergb[1] = GL_REPLACE;
@@ -1593,7 +1594,7 @@ void R_WorldVisibility(void)
                return;
 
        // if possible find the leaf the view origin is in
-       viewleaf = model->brushq1.PointInLeaf ? model->brushq1.PointInLeaf(model, r_vieworigin) : NULL;
+       viewleaf = model->brush.PointInLeaf ? model->brush.PointInLeaf(model, r_vieworigin) : NULL;
        // if possible fetch the visible cluster bits
        if (model->brush.FatPVS)
                model->brush.FatPVS(model, r_vieworigin, 2, r_pvsbits, sizeof(r_pvsbits));
@@ -1695,80 +1696,87 @@ void R_Q1BSP_Draw(entity_render_t *ent)
        }
 }
 
-void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, vec3_t outmins, vec3_t outmaxs, int *outclusterlist, qbyte *outclusterpvs, int *outnumclusterspointer, int *outsurfacelist, qbyte *outsurfacepvs, int *outnumsurfacespointer)
+typedef struct r_q1bsp_getlightinfo_s
 {
-       model_t *model = ent->model;
-       vec3_t lightmins, lightmaxs;
-       int t, leafindex, leafsurfaceindex, surfaceindex, triangleindex, outnumclusters = 0, outnumsurfaces = 0;
-       const int *e;
-       const float *v[3];
-       msurface_t *surface;
-       mleaf_t *leaf;
+       model_t *model;
+       vec3_t relativelightorigin;
+       float lightradius;
+       int *outleaflist;
+       qbyte *outleafpvs;
+       int outnumleafs;
+       int *outsurfacelist;
+       qbyte *outsurfacepvs;
+       int outnumsurfaces;
+       vec3_t outmins;
+       vec3_t outmaxs;
+       vec3_t lightmins;
+       vec3_t lightmaxs;
        const qbyte *pvs;
-       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;
-       *outnumclusterspointer = 0;
-       *outnumsurfacespointer = 0;
-       memset(outclusterpvs, 0, model->brush.num_pvsclusterbytes);
-       memset(outsurfacepvs, 0, (model->nummodelsurfaces + 7) >> 3);
-       if (model == NULL)
+}
+r_q1bsp_getlightinfo_t;
+
+void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
+{
+       int sides;
+       mleaf_t *leaf;
+       for (;;)
        {
-               VectorCopy(lightmins, outmins);
-               VectorCopy(lightmaxs, outmaxs);
-               return;
+               if (!BoxesOverlap(info->lightmins, info->lightmaxs, node->mins, node->maxs))
+                       return;
+               if (!node->plane)
+                       break;
+               sides = BoxOnPlaneSide(info->lightmins, info->lightmaxs, node->plane) - 1;
+               if (sides == 2)
+               {
+                       R_Q1BSP_RecursiveGetLightInfo(info, node->children[0]);
+                       node = node->children[1];
+               }
+               else
+                       node = node->children[sides];
        }
-       VectorCopy(relativelightorigin, outmins);
-       VectorCopy(relativelightorigin, outmaxs);
-       if (model->brush.GetPVS)
-               pvs = model->brush.GetPVS(model, relativelightorigin);
-       else
-               pvs = NULL;
-       R_UpdateAllTextureInfo(ent);
-       // FIXME: use BSP recursion as lights are often small
-       for (leafindex = 0, leaf = model->brush.data_leafs;leafindex < model->brush.num_leafs;leafindex++, leaf++)
+       leaf = (mleaf_t *)node;
+       if (info->pvs == NULL || CHECKPVSBIT(info->pvs, leaf->clusterindex))
        {
-               if (BoxesOverlap(lightmins, lightmaxs, leaf->mins, leaf->maxs) && (pvs == NULL || CHECKPVSBIT(pvs, leaf->clusterindex)))
+               info->outmins[0] = min(info->outmins[0], leaf->mins[0]);
+               info->outmins[1] = min(info->outmins[1], leaf->mins[1]);
+               info->outmins[2] = min(info->outmins[2], leaf->mins[2]);
+               info->outmaxs[0] = max(info->outmaxs[0], leaf->maxs[0]);
+               info->outmaxs[1] = max(info->outmaxs[1], leaf->maxs[1]);
+               info->outmaxs[2] = max(info->outmaxs[2], leaf->maxs[2]);
+               if (info->outleafpvs)
                {
-                       outmins[0] = min(outmins[0], leaf->mins[0]);
-                       outmins[1] = min(outmins[1], leaf->mins[1]);
-                       outmins[2] = min(outmins[2], leaf->mins[2]);
-                       outmaxs[0] = max(outmaxs[0], leaf->maxs[0]);
-                       outmaxs[1] = max(outmaxs[1], leaf->maxs[1]);
-                       outmaxs[2] = max(outmaxs[2], leaf->maxs[2]);
-                       if (outclusterpvs)
+                       int leafindex = leaf - info->model->brush.data_leafs;
+                       if (!CHECKPVSBIT(info->outleafpvs, leafindex))
                        {
-                               if (!CHECKPVSBIT(outclusterpvs, leaf->clusterindex))
-                               {
-                                       SETPVSBIT(outclusterpvs, leaf->clusterindex);
-                                       outclusterlist[outnumclusters++] = leaf->clusterindex;
-                               }
+                               SETPVSBIT(info->outleafpvs, leafindex);
+                               info->outleaflist[info->outnumleafs++] = leafindex;
                        }
-                       if (outsurfacepvs)
+               }
+               if (info->outsurfacepvs)
+               {
+                       int leafsurfaceindex;
+                       for (leafsurfaceindex = 0;leafsurfaceindex < leaf->numleafsurfaces;leafsurfaceindex++)
                        {
-                               for (leafsurfaceindex = 0;leafsurfaceindex < leaf->numleafsurfaces;leafsurfaceindex++)
+                               int surfaceindex = leaf->firstleafsurface[leafsurfaceindex];
+                               if (!CHECKPVSBIT(info->outsurfacepvs, surfaceindex))
                                {
-                                       surfaceindex = leaf->firstleafsurface[leafsurfaceindex];
-                                       if (!CHECKPVSBIT(outsurfacepvs, surfaceindex))
+                                       msurface_t *surface = info->model->brush.data_surfaces + surfaceindex;
+                                       if (BoxesOverlap(info->lightmins, info->lightmaxs, surface->mins, surface->maxs))
+                                       if ((surface->texture->currentmaterialflags & (MATERIALFLAG_WALL | MATERIALFLAG_NODRAW | MATERIALFLAG_TRANSPARENT)) == MATERIALFLAG_WALL)
                                        {
-                                               surface = model->brush.data_surfaces + surfaceindex;
-                                               if (BoxesOverlap(lightmins, lightmaxs, surface->mins, surface->maxs))
-                                               if ((surface->texture->currentmaterialflags & (MATERIALFLAG_WALL | MATERIALFLAG_NODRAW | MATERIALFLAG_TRANSPARENT)) == MATERIALFLAG_WALL)
+                                               int triangleindex, t;
+                                               const int *e;
+                                               const vec_t *v[3];
+                                               for (triangleindex = 0, t = surface->num_firstshadowmeshtriangle, e = info->model->brush.shadowmesh->element3i + t * 3;triangleindex < surface->num_triangles;triangleindex++, t++, e += 3)
                                                {
-                                                       for (triangleindex = 0, t = surface->num_firstshadowmeshtriangle, e = model->brush.shadowmesh->element3i + t * 3;triangleindex < surface->num_triangles;triangleindex++, t++, e += 3)
+                                                       v[0] = info->model->brush.shadowmesh->vertex3f + e[0] * 3;
+                                                       v[1] = info->model->brush.shadowmesh->vertex3f + e[1] * 3;
+                                                       v[2] = info->model->brush.shadowmesh->vertex3f + e[2] * 3;
+                                                       if (PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]) && info->lightmaxs[0] > min(v[0][0], min(v[1][0], v[2][0])) && info->lightmins[0] < max(v[0][0], max(v[1][0], v[2][0])) && info->lightmaxs[1] > min(v[0][1], min(v[1][1], v[2][1])) && info->lightmins[1] < max(v[0][1], max(v[1][1], v[2][1])) && info->lightmaxs[2] > min(v[0][2], min(v[1][2], v[2][2])) && info->lightmins[2] < max(v[0][2], max(v[1][2], v[2][2])))
                                                        {
-                                                               v[0] = model->brush.shadowmesh->vertex3f + e[0] * 3;
-                                                               v[1] = model->brush.shadowmesh->vertex3f + e[1] * 3;
-                                                               v[2] = model->brush.shadowmesh->vertex3f + e[2] * 3;
-                                                               if (lightmaxs[0] > min(v[0][0], min(v[1][0], v[2][0])) && lightmins[0] < max(v[0][0], max(v[1][0], v[2][0])) && lightmaxs[1] > min(v[0][1], min(v[1][1], v[2][1])) && lightmins[1] < max(v[0][1], max(v[1][1], v[2][1])) && lightmaxs[2] > min(v[0][2], min(v[1][2], v[2][2])) && lightmins[2] < max(v[0][2], max(v[1][2], v[2][2])))
-                                                               {
-                                                                       SETPVSBIT(outsurfacepvs, surfaceindex);
-                                                                       outsurfacelist[outnumsurfaces++] = surfaceindex;
-                                                                       break;
-                                                               }
+                                                               SETPVSBIT(info->outsurfacepvs, surfaceindex);
+                                                               info->outsurfacelist[info->outnumsurfaces++] = surfaceindex;
+                                                               break;
                                                        }
                                                }
                                        }
@@ -1776,17 +1784,69 @@ void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, floa
                        }
                }
        }
+}
+
+void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, vec3_t outmins, vec3_t outmaxs, int *outleaflist, qbyte *outleafpvs, int *outnumleafspointer, int *outsurfacelist, qbyte *outsurfacepvs, int *outnumsurfacespointer)
+{
+       r_q1bsp_getlightinfo_t info;
+       VectorCopy(relativelightorigin, info.relativelightorigin);
+       info.lightradius = lightradius;
+       info.lightmins[0] = info.relativelightorigin[0] - info.lightradius;
+       info.lightmins[1] = info.relativelightorigin[1] - info.lightradius;
+       info.lightmins[2] = info.relativelightorigin[2] - info.lightradius;
+       info.lightmaxs[0] = info.relativelightorigin[0] + info.lightradius;
+       info.lightmaxs[1] = info.relativelightorigin[1] + info.lightradius;
+       info.lightmaxs[2] = info.relativelightorigin[2] + info.lightradius;
+       if (ent->model == NULL)
+       {
+               VectorCopy(info.lightmins, outmins);
+               VectorCopy(info.lightmaxs, outmaxs);
+               *outnumleafspointer = 0;
+               *outnumsurfacespointer = 0;
+               return;
+       }
+       info.model = ent->model;
+       info.outleaflist = outleaflist;
+       info.outleafpvs = outleafpvs;
+       info.outnumleafs = 0;
+       info.outsurfacelist = outsurfacelist;
+       info.outsurfacepvs = outsurfacepvs;
+       info.outnumsurfaces = 0;
+       VectorCopy(info.relativelightorigin, info.outmins);
+       VectorCopy(info.relativelightorigin, info.outmaxs);
+       memset(outleafpvs, 0, (info.model->brush.num_leafs + 7) >> 3);
+       memset(outsurfacepvs, 0, (info.model->nummodelsurfaces + 7) >> 3);
+       if (info.model->brush.GetPVS)
+               info.pvs = info.model->brush.GetPVS(info.model, info.relativelightorigin);
+       else
+               info.pvs = NULL;
+       R_UpdateAllTextureInfo(ent);
+       if (r_shadow_compilingrtlight)
+       {
+               // use portal recursion for exact light volume culling, and exact surface checking
+               Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, true, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs);
+       }
+       else if (r_shadow_realtime_dlight_portalculling.integer)
+       {
+               // use portal recursion for exact light volume culling, but not the expensive exact surface checking
+               Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, r_shadow_realtime_dlight_portalculling.integer >= 2, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs);
+       }
+       else
+       {
+               // use BSP recursion as lights are often small
+               R_Q1BSP_RecursiveGetLightInfo(&info, info.model->brush.data_nodes);
+       }
 
        // limit combined leaf box to light boundaries
-       outmins[0] = max(outmins[0], lightmins[0]);
-       outmins[1] = max(outmins[1], lightmins[1]);
-       outmins[2] = max(outmins[2], lightmins[2]);
-       outmaxs[0] = min(outmaxs[0], lightmaxs[0]);
-       outmaxs[1] = min(outmaxs[1], lightmaxs[1]);
-       outmaxs[2] = min(outmaxs[2], lightmaxs[2]);
-
-       *outnumclusterspointer = outnumclusters;
-       *outnumsurfacespointer = outnumsurfaces;
+       outmins[0] = max(info.outmins[0] - 1, info.lightmins[0]);
+       outmins[1] = max(info.outmins[1] - 1, info.lightmins[1]);
+       outmins[2] = max(info.outmins[2] - 1, info.lightmins[2]);
+       outmaxs[0] = min(info.outmaxs[0] + 1, info.lightmaxs[0]);
+       outmaxs[1] = min(info.outmaxs[1] + 1, info.lightmaxs[1]);
+       outmaxs[2] = min(info.outmaxs[2] + 1, info.lightmaxs[2]);
+
+       *outnumleafspointer = info.outnumleafs;
+       *outnumsurfacespointer = info.outnumsurfaces;
 }
 
 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)
@@ -1796,7 +1856,6 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
        int surfacelistindex;
        if (r_drawcollisionbrushes.integer < 2)
        {
-               R_Mesh_Matrix(&ent->matrix);
                R_Shadow_PrepareShadowMark(model->brush.shadowmesh->numtriangles);
                if (!r_shadow_compilingrtlight)
                        R_UpdateAllTextureInfo(ent);
@@ -1813,7 +1872,7 @@ void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
        }
 }
 
-void R_Q1BSP_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltolight, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz, rtexture_t *lightcubemap, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int numsurfaces, const int *surfacelist)
+void R_Q1BSP_DrawLight(entity_render_t *ent, float *lightcolor, int numsurfaces, const int *surfacelist)
 {
        model_t *model = ent->model;
        msurface_t *surface;
@@ -1834,7 +1893,27 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t
                                // if compiling an rtlight, capture the mesh
                                t = surface->texture;
                                if ((t->basematerialflags & (MATERIALFLAG_WALL | MATERIALFLAG_TRANSPARENT)) == MATERIALFLAG_WALL)
+                               {
+#if 1
+                                       int tri;
+                                       int *e;
+                                       float *lightmins, *lightmaxs, *v[3], *vertex3f;
+                                       e = surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle;
+                                       vertex3f = surface->groupmesh->data_vertex3f;
+                                       lightmins = r_shadow_compilingrtlight->cullmins;
+                                       lightmaxs = r_shadow_compilingrtlight->cullmaxs;
+                                       for (tri = 0;tri < surface->num_triangles;tri++, e += 3)
+                                       {
+                                               v[0] = vertex3f + e[0] * 3;
+                                               v[1] = vertex3f + e[1] * 3;
+                                               v[2] = vertex3f + e[2] * 3;
+                                               if (PointInfrontOfTriangle(r_shadow_compilingrtlight->shadoworigin, v[0], v[1], v[2]) && lightmaxs[0] > min(v[0][0], min(v[1][0], v[2][0])) && lightmins[0] < max(v[0][0], max(v[1][0], v[2][0])) && lightmaxs[1] > min(v[0][1], min(v[1][1], v[2][1])) && lightmins[1] < max(v[0][1], max(v[1][1], v[2][1])) && lightmaxs[2] > min(v[0][2], min(v[1][2], v[2][2])) && lightmins[2] < max(v[0][2], max(v[1][2], v[2][2])))
+                                                       Mod_ShadowMesh_AddMesh(r_shadow_mempool, r_shadow_compilingrtlight->static_meshchain_light, surface->texture->skin.base, surface->texture->skin.gloss, surface->texture->skin.nmap, surface->groupmesh->data_vertex3f, surface->groupmesh->data_svector3f, surface->groupmesh->data_tvector3f, surface->groupmesh->data_normal3f, surface->groupmesh->data_texcoordtexture2f, 1, e);
+                                       }
+#else
                                        Mod_ShadowMesh_AddMesh(r_shadow_mempool, r_shadow_compilingrtlight->static_meshchain_light, surface->texture->skin.base, surface->texture->skin.gloss, surface->texture->skin.nmap, surface->groupmesh->data_vertex3f, surface->groupmesh->data_svector3f, surface->groupmesh->data_tvector3f, surface->groupmesh->data_normal3f, surface->groupmesh->data_texcoordtexture2f, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+#endif
+                               }
                        }
                        else if (ent != r_refdef.worldentity || r_worldsurfacevisible[surfacelist[surfacelistindex]])
                        {
@@ -1844,7 +1923,7 @@ void R_Q1BSP_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t
                                {
                                        if (surface->texture->textureflags & Q3TEXTUREFLAG_TWOSIDED)
                                                qglDisable(GL_CULL_FACE);
-                                       R_Shadow_RenderLighting(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle), surface->groupmesh->data_vertex3f, surface->groupmesh->data_svector3f, surface->groupmesh->data_tvector3f, surface->groupmesh->data_normal3f, surface->groupmesh->data_texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightcolor, matrix_modeltolight, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, t->skin.gloss, lightcubemap, ambientscale, diffusescale, specularscale);
+                                       R_Shadow_RenderLighting(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle), surface->groupmesh->data_vertex3f, surface->groupmesh->data_svector3f, surface->groupmesh->data_tvector3f, surface->groupmesh->data_normal3f, surface->groupmesh->data_texcoordtexture2f, lightcolor, vec3_origin, vec3_origin, t->skin.base, NULL, NULL, t->skin.nmap, t->skin.gloss);
                                        if (surface->texture->textureflags & Q3TEXTUREFLAG_TWOSIDED)
                                                qglEnable(GL_CULL_FACE);
                                }