/* @@@@@@@@@@@@@@@@@@@@@ RE_RenderScene Draw a 3D view into a part of the window, then return to 2D drawing. Rendering a scene may require multiple views to be rendered to handle mirrors, @@@@@@@@@@@@@@@@@@@@@ */ void RE_RenderScene( const refdef_t *fd ) { viewParms_t parms; int startTime; if ( !tr.registered ) { return; } GLimp_LogComment( "====== RE_RenderScene =====\n" ); if ( r_norefresh->integer ) { return; } startTime = ri.RealMilliseconds(); if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) { ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel"); } RE_BeginScene(fd); // SmileTheory: playing with shadow mapping if (!( fd->rdflags & RDF_NOWORLDMODEL ) && tr.refdef.num_dlights && r_dlightMode->integer >= 2) { R_RenderDlightCubemaps(fd); } /* playing with more shadows */ if(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ) && r_shadows->integer == 4) { R_RenderPshadowMaps(fd); } // playing with even more shadows if(glRefConfig.framebufferObject && r_sunlightMode->integer && !( fd->rdflags & RDF_NOWORLDMODEL ) && (r_forceSun->integer || tr.sunShadows)) { if (r_shadowCascadeZFar->integer != 0) { R_RenderSunShadowMaps(fd, 0); R_RenderSunShadowMaps(fd, 1); R_RenderSunShadowMaps(fd, 2); } else { Mat4Zero(tr.refdef.sunShadowMvp[0]); Mat4Zero(tr.refdef.sunShadowMvp[1]); Mat4Zero(tr.refdef.sunShadowMvp[2]); } // only rerender last cascade if sun has changed position if (r_forceSun->integer == 2 || !VectorCompare(tr.refdef.sunDir, tr.lastCascadeSunDirection)) { VectorCopy(tr.refdef.sunDir, tr.lastCascadeSunDirection); R_RenderSunShadowMaps(fd, 3); Mat4Copy(tr.refdef.sunShadowMvp[3], tr.lastCascadeSunMvp); } else { Mat4Copy(tr.lastCascadeSunMvp, tr.refdef.sunShadowMvp[3]); } } // playing with cube maps // this is where dynamic cubemaps would be rendered if (0) //(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL )) { int i, j; for (i = 0; i < tr.numCubemaps; i++) { for (j = 0; j < 6; j++) { R_RenderCubemapSide(i, j, qtrue); } } } // setup view parms for the initial view // // set up viewport // The refdef takes 0-at-the-top y coordinates, so // convert to GL's 0-at-the-bottom space // Com_Memset( &parms, 0, sizeof( parms ) ); parms.viewportX = tr.refdef.x; parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height ); parms.viewportWidth = tr.refdef.width; parms.viewportHeight = tr.refdef.height; parms.isPortal = qfalse; parms.fovX = tr.refdef.fov_x; parms.fovY = tr.refdef.fov_y; parms.stereoFrame = tr.refdef.stereoFrame; VectorCopy( fd->vieworg, parms.or.origin ); VectorCopy( fd->viewaxis[0], parms.or.axis[0] ); VectorCopy( fd->viewaxis[1], parms.or.axis[1] ); VectorCopy( fd->viewaxis[2], parms.or.axis[2] ); VectorCopy( fd->vieworg, parms.pvsOrigin ); if(!( fd->rdflags & RDF_NOWORLDMODEL ) && r_depthPrepass->value && ((r_forceSun->integer) || tr.sunShadows)) { parms.flags = VPF_USESUNLIGHT; } R_RenderView( &parms ); if(!( fd->rdflags & RDF_NOWORLDMODEL )) R_AddPostProcessCmd(); RE_EndScene(); tr.frontEndMsec += ri.RealMilliseconds() - startTime; }
/* @@@@@@@@@@@@@@@@@@@@@ RE_RenderScene Draw a 3D view into a part of the window, then return to 2D drawing. Rendering a scene may require multiple views to be rendered to handle mirrors, @@@@@@@@@@@@@@@@@@@@@ */ void RE_RenderScene( const refdef_t *fd ) { viewParms_t parms; int startTime; if ( !tr.registered ) { return; } GLimp_LogComment( "====== RE_RenderScene =====\n" ); if ( r_norefresh->integer ) { return; } startTime = ri.Milliseconds(); if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) { ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel"); } Com_Memcpy( tr.refdef.text, fd->text, sizeof( tr.refdef.text ) ); tr.refdef.x = fd->x; tr.refdef.y = fd->y; tr.refdef.width = fd->width; tr.refdef.height = fd->height; tr.refdef.fov_x = fd->fov_x; tr.refdef.fov_y = fd->fov_y; VectorCopy( fd->vieworg, tr.refdef.vieworg ); VectorCopy( fd->viewaxis[0], tr.refdef.viewaxis[0] ); VectorCopy( fd->viewaxis[1], tr.refdef.viewaxis[1] ); VectorCopy( fd->viewaxis[2], tr.refdef.viewaxis[2] ); tr.refdef.time = fd->time; tr.refdef.rdflags = fd->rdflags; // copy the areamask data over and note if it has changed, which // will force a reset of the visible leafs even if the view hasn't moved tr.refdef.areamaskModified = qfalse; if ( ! (tr.refdef.rdflags & RDF_NOWORLDMODEL) ) { int areaDiff; int i; // compare the area bits areaDiff = 0; for (i = 0 ; i < MAX_MAP_AREA_BYTES/4 ; i++) { areaDiff |= ((int *)tr.refdef.areamask)[i] ^ ((int *)fd->areamask)[i]; ((int *)tr.refdef.areamask)[i] = ((int *)fd->areamask)[i]; } if ( areaDiff ) { // a door just opened or something tr.refdef.areamaskModified = qtrue; } } tr.refdef.sunDir[3] = 0.0f; tr.refdef.sunCol[3] = 1.0f; tr.refdef.sunAmbCol[3] = 1.0f; VectorCopy(tr.sunDirection, tr.refdef.sunDir); if ( (tr.refdef.rdflags & RDF_NOWORLDMODEL) || !(r_depthPrepass->value) ){ tr.refdef.colorScale = 1.0f; VectorSet(tr.refdef.sunCol, 0, 0, 0); VectorSet(tr.refdef.sunAmbCol, 0, 0, 0); } else if (r_forceSun->integer == 1) { float scale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits - 8); tr.refdef.colorScale = r_forceSunMapLightScale->value; VectorScale(tr.sunLight, scale * r_forceSunLightScale->value, tr.refdef.sunCol); VectorScale(tr.sunLight, scale * r_forceSunAmbientScale->value, tr.refdef.sunAmbCol); } else { float scale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits - 8); tr.refdef.colorScale = tr.mapLightScale; VectorScale(tr.sunLight, scale, tr.refdef.sunCol); VectorScale(tr.sunAmbient, scale, tr.refdef.sunAmbCol); } if (r_forceAutoExposure->integer) { tr.refdef.autoExposureMinMax[0] = r_forceAutoExposureMin->value; tr.refdef.autoExposureMinMax[1] = r_forceAutoExposureMax->value; } else { tr.refdef.autoExposureMinMax[0] = tr.autoExposureMinMax[0]; tr.refdef.autoExposureMinMax[1] = tr.autoExposureMinMax[1]; } if (r_forceToneMap->integer) { tr.refdef.toneMinAvgMaxLinear[0] = pow(2, r_forceToneMapMin->value); tr.refdef.toneMinAvgMaxLinear[1] = pow(2, r_forceToneMapAvg->value); tr.refdef.toneMinAvgMaxLinear[2] = pow(2, r_forceToneMapMax->value); } else { tr.refdef.toneMinAvgMaxLinear[0] = pow(2, tr.toneMinAvgMaxLevel[0]); tr.refdef.toneMinAvgMaxLinear[1] = pow(2, tr.toneMinAvgMaxLevel[1]); tr.refdef.toneMinAvgMaxLinear[2] = pow(2, tr.toneMinAvgMaxLevel[2]); } // Makro - copy exta info if present if (fd->rdflags & RDF_EXTRA) { const refdefex_t* extra = (const refdefex_t*) (fd+1); tr.refdef.blurFactor = extra->blurFactor; if (fd->rdflags & RDF_SUNLIGHT) { VectorCopy(extra->sunDir, tr.refdef.sunDir); VectorCopy(extra->sunCol, tr.refdef.sunCol); VectorCopy(extra->sunAmbCol, tr.refdef.sunAmbCol); } } else { tr.refdef.blurFactor = 0.0f; } // derived info tr.refdef.floatTime = tr.refdef.time * 0.001f; tr.refdef.numDrawSurfs = r_firstSceneDrawSurf; tr.refdef.drawSurfs = backEndData->drawSurfs; tr.refdef.num_entities = r_numentities - r_firstSceneEntity; tr.refdef.entities = &backEndData->entities[r_firstSceneEntity]; tr.refdef.num_dlights = r_numdlights - r_firstSceneDlight; tr.refdef.dlights = &backEndData->dlights[r_firstSceneDlight]; tr.refdef.numPolys = r_numpolys - r_firstScenePoly; tr.refdef.polys = &backEndData->polys[r_firstScenePoly]; tr.refdef.num_pshadows = 0; tr.refdef.pshadows = &backEndData->pshadows[0]; // turn off dynamic lighting globally by clearing all the // dlights if it needs to be disabled or if vertex lighting is enabled if ( r_dynamiclight->integer == 0 || r_vertexLight->integer == 1 || glConfig.hardwareType == GLHW_PERMEDIA2 ) { tr.refdef.num_dlights = 0; } // a single frame may have multiple scenes draw inside it -- // a 3D game view, 3D status bar renderings, 3D menus, etc. // They need to be distinguished by the light flare code, because // the visibility state for a given surface may be different in // each scene / view. tr.frameSceneNum++; tr.sceneCount++; // SmileTheory: playing with shadow mapping if (!( fd->rdflags & RDF_NOWORLDMODEL ) && tr.refdef.num_dlights && r_dlightMode->integer >= 2) { R_RenderDlightCubemaps(fd); } /* playing with more shadows */ if(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ) && r_shadows->integer == 4) { R_RenderPshadowMaps(fd); } // playing with even more shadows if(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ) && (r_forceSun->integer || tr.sunShadows)) { R_RenderSunShadowMaps(fd, 0); R_RenderSunShadowMaps(fd, 1); R_RenderSunShadowMaps(fd, 2); } // setup view parms for the initial view // // set up viewport // The refdef takes 0-at-the-top y coordinates, so // convert to GL's 0-at-the-bottom space // Com_Memset( &parms, 0, sizeof( parms ) ); parms.viewportX = tr.refdef.x; parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height ); parms.viewportWidth = tr.refdef.width; parms.viewportHeight = tr.refdef.height; parms.isPortal = qfalse; parms.fovX = tr.refdef.fov_x; parms.fovY = tr.refdef.fov_y; parms.stereoFrame = tr.refdef.stereoFrame; VectorCopy( fd->vieworg, parms.or.origin ); VectorCopy( fd->viewaxis[0], parms.or.axis[0] ); VectorCopy( fd->viewaxis[1], parms.or.axis[1] ); VectorCopy( fd->viewaxis[2], parms.or.axis[2] ); VectorCopy( fd->vieworg, parms.pvsOrigin ); if(!( fd->rdflags & RDF_NOWORLDMODEL ) && r_depthPrepass->value && ((r_forceSun->integer) || tr.sunShadows)) { parms.flags = VPF_USESUNLIGHT; } R_RenderView( &parms ); if(!( fd->rdflags & RDF_NOWORLDMODEL )) R_AddPostProcessCmd(); // the next scene rendered in this frame will tack on after this one r_firstSceneDrawSurf = tr.refdef.numDrawSurfs; r_firstSceneEntity = r_numentities; r_firstSceneDlight = r_numdlights; r_firstScenePoly = r_numpolys; tr.frontEndMsec += ri.Milliseconds() - startTime; }