/*
* @brief Draws all developer tools towards the end of the frame.
*/
static void R_DrawDeveloperTools(void) {
R_DrawBspNormals();
R_DrawBspLights();
R_DrawBspLeafs();
}
/*
* @brief Main entry point for drawing the scene (world and entities).
*/
void R_DrawView(void) {
R_UpdateFrustum();
R_UpdateVis();
R_MarkBspSurfaces();
R_EnableFog(true);
R_DrawSkyBox();
// wait for the client to populate our lights array
Thread_Wait(&r_view.thread);
// now dispatch another thread to cull entities while we draw the world
r_view.thread = Thread_Create(R_CullEntities, NULL);
R_MarkLights();
const r_sorted_bsp_surfaces_t *surfs = r_model_state.world->bsp->sorted_surfaces;
R_DrawOpaqueBspSurfaces(&surfs->opaque);
R_DrawOpaqueWarpBspSurfaces(&surfs->opaque_warp);
R_DrawAlphaTestBspSurfaces(&surfs->alpha_test);
R_EnableBlend(true);
R_DrawBackBspSurfaces(&surfs->back);
R_DrawMaterialBspSurfaces(&surfs->material);
R_DrawFlareBspSurfaces(&surfs->flare);
R_EnableBlend(false);
R_DrawBspNormals();
// ensure the thread has finished culling entities
Thread_Wait(&r_view.thread);
// now dispatch another thread to update particles while we draw entities
r_view.thread = Thread_Create(R_UpdateParticles, NULL);
R_DrawEntities();
R_EnableBlend(true);
R_DrawBspLights();
R_DrawBlendBspSurfaces(&surfs->blend);
R_DrawBlendWarpBspSurfaces(&surfs->blend_warp);
// ensure the thread has finished updating particles
Thread_Wait(&r_view.thread);
R_DrawParticles();
R_EnableFog(false);
R_DrawCoronas();
R_DrawBspLeafs();
R_EnableBlend(false);
R_ResetArrayState();
}
/**
* @sa R_BeginFrame
* @sa R_EndFrame
*/
void R_RenderFrame (void)
{
R_Setup3D();
/* activate wire mode */
if (r_wire->integer)
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
if (!(refdef.rendererFlags & RDF_NOWORLDMODEL)) {
int tile;
if (r_threads->integer) {
while (r_threadstate.state != THREAD_RENDERER)
Sys_Sleep(0);
r_threadstate.state = THREAD_CLIENT;
} else {
R_SetupFrustum();
/* draw brushes on current worldlevel */
R_GetLevelSurfaceLists();
}
R_UpdateSustainedLights();
R_CheckError();
for (tile = 0; tile < r_numMapTiles; tile++) {
const model_t *mapTile = r_mapTiles[tile];
const mBspModel_t *bsp = &mapTile->bsp;
R_AddBspRRef(bsp, vec3_origin, vec3_origin, false);
}
R_GetEntityLists();
R_EnableFog(true);
R_RenderOpaqueBspRRefs();
R_RenderOpaqueWarpBspRRefs();
R_DrawOpaqueMeshEntities(r_opaque_mesh_entities);
R_RenderAlphaTestBspRRefs();
R_EnableBlend(true);
R_RenderMaterialBspRRefs();
R_EnableFog(false);
R_RenderBlendBspRRefs();
R_RenderBlendWarpBspRRefs();
R_DrawBlendMeshEntities(r_blend_mesh_entities);
R_EnableFog(true);
R_RenderFlareBspRRefs();
R_EnableFog(false);
if (r_debug_lights->integer) {
int i;
for (i = 0; i < refdef.numStaticLights; i++) {
const light_t *l = &refdef.staticLights[i];
R_AddCorona(l->origin, l->radius, l->color);
}
for (i = 0; i < refdef.numDynamicLights; i++) {
const light_t *l = &refdef.dynamicLights[i];
R_AddCorona(l->origin, l->radius, l->color);
}
}
R_DrawCoronas();
R_EnableBlend(false);
for (tile = 0; tile < r_numMapTiles; tile++) {
R_DrawBspNormals(tile);
}
R_Color(NULL);
R_DrawSpecialEntities(r_special_entities);
R_DrawNullEntities(r_null_entities);
R_DrawEntityEffects();
} else {
glClear(GL_DEPTH_BUFFER_BIT);
R_GetEntityLists();
R_RenderOpaqueBspRRefs();
R_RenderOpaqueWarpBspRRefs();
R_DrawOpaqueMeshEntities(r_opaque_mesh_entities);
R_RenderAlphaTestBspRRefs();
R_EnableBlend(true);
R_RenderMaterialBspRRefs();
R_RenderBlendBspRRefs();
R_RenderBlendWarpBspRRefs();
R_DrawBlendMeshEntities(r_blend_mesh_entities);
R_RenderFlareBspRRefs();
R_EnableBlend(false);
R_Color(NULL);
R_DrawSpecialEntities(r_special_entities);
R_DrawNullEntities(r_null_entities);
R_DrawEntityEffects();
}
R_EnableBlend(true);
R_DrawParticles();
R_EnableBlend(false);
/* leave wire mode again */
if (r_wire->integer)
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
R_DrawBloom();
R_DrawBoundingBoxes();
R_ResetArrayState();
/* go back into 2D mode for hud and the like */
R_Setup2D();
R_CheckError();
}
