experimental (not terribly useful) support for r_shadow_realtime_dlight 1 mode (_worl...

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@3420 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/gl_rsurf.c b/gl_rsurf.c
index 94a5a9a66c3599231f84e65eba854e43b2a76fdd..2ea91dc1e0cb35fad91d540d1b7b69c4f33befb6 100644 (file)
--- a/gl_rsurf.c
+++ b/gl_rsurf.c
@@ -1915,8 +1915,9 @@ void R_DrawCollisionBrush(colbrushf_t *brush)
 void R_Q3BSP_DrawFace(entity_render_t *ent, q3mface_t *face)
 {
        rmeshstate_t m;
-       if ((face->texture->renderflags & Q3MTEXTURERENDERFLAGS_NODRAW) || !face->numtriangles || R_CullBox(face->mins, face->maxs))
+       if ((face->texture->renderflags & Q3MTEXTURERENDERFLAGS_NODRAW) || !face->numtriangles)
                return;
+       face->visframe = r_framecount;
        memset(&m, 0, sizeof(m));
        GL_BlendFunc(GL_ONE, GL_ZERO);
        GL_DepthMask(true);
@@ -1969,7 +1970,8 @@ void R_Q3BSP_RecursiveWorldNode(entity_render_t *ent, q3mnode_t *node, const vec
                        if (face->markframe != markframe)
                        {
                                face->markframe = markframe;
-                               R_Q3BSP_DrawFace(ent, face);
+                               if (!R_CullBox(face->mins, face->maxs))
+                                       R_Q3BSP_DrawFace(ent, face);
                        }
                }
        }
@@ -1989,7 +1991,6 @@ void R_Q3BSP_Draw(entity_render_t *ent)
        model = ent->model;
        if (r_drawcollisionbrushes.integer < 2)
        {
-               qglPolygonOffset(1.0f, 0);
                Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
                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);
@@ -2017,14 +2018,68 @@ 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_origin, 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->numvertices, face->numtriangles, face->data_vertex3f, face->data_element3i, face->data_neighbor3i, relativelightorigin, lightradius, projectdistance);
+       }
+}
+
+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->renderflags & Q3MTEXTURERENDERFLAGS_NODRAW) || !face->numtriangles)
+               return;
+       R_Shadow_DiffuseLighting(face->numvertices, face->numtriangles, 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->numvertices, face->numtriangles, 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_origin, 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)

diff --git a/model_brush.c b/model_brush.c
index db38611a3f7500af7077857fa384873eebf62d2b..d63e9003e230cf8d73a4737adbde42ca89244f70 100644 (file)
--- a/model_brush.c
+++ b/model_brush.c
@@ -4428,8 +4428,8 @@ static int Mod_Q3BSP_NativeContentsFromSuperContents(model_t *model, int superco
 //extern void R_Q3BSP_DrawSky(struct entity_render_s *ent);
 extern void R_Q3BSP_Draw(struct entity_render_s *ent);
 //extern void R_Q3BSP_DrawFakeShadow(struct entity_render_s *ent);
-//extern void R_Q3BSP_DrawShadowVolume(struct entity_render_s *ent, vec3_t relativelightorigin, float lightradius);
-//extern void R_Q3BSP_DrawLight(struct entity_render_s *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);
+extern void R_Q3BSP_DrawShadowVolume(struct entity_render_s *ent, vec3_t relativelightorigin, float lightradius);
+extern void R_Q3BSP_DrawLight(struct entity_render_s *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);
 void Mod_Q3BSP_Load(model_t *mod, void *buffer)
 {
        int i;
@@ -4463,8 +4463,8 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer)
        //mod->DrawSky = R_Q3BSP_DrawSky;
        mod->Draw = R_Q3BSP_Draw;
        //mod->DrawFakeShadow = R_Q3BSP_DrawFakeShadow;
-       //mod->DrawShadowVolume = R_Q3BSP_DrawShadowVolume;
-       //mod->DrawLight = R_Q3BSP_DrawLight;
+       mod->DrawShadowVolume = R_Q3BSP_DrawShadowVolume;
+       mod->DrawLight = R_Q3BSP_DrawLight;
 
        mod_base = (qbyte *)header;
 

diff --git a/model_shared.h b/model_shared.h
index bd73c39add597386f808df8c632cdbb27da7c105..8a296f3d9dfcdff4c80d7ab4dd6595a63f02de86 100644 (file)
--- a/model_shared.h
+++ b/model_shared.h
@@ -361,7 +361,10 @@ typedef struct q3mface_s
        int firstelement;
        int numelements;
        int patchsize[2];
+       // used for processing
        int markframe;
+       // (world only) visframe == r_framecount means it is visible this frame
+       int visframe;
        // bounding box for culling
        float mins[3];
        float maxs[3];