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1430 lines
49 KiB
1430 lines
49 KiB
//===== Copyright © 1996-2007, Valve Corporation, All rights reserved. ======//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//===========================================================================//
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#include "render_pch.h"
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#include "brushbatchrender.h"
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#include "icliententity.h"
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#include "r_decal.h"
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#include "gl_rsurf.h"
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#include "tier0/vprof.h"
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#include <algorithm>
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CBrushBatchRender g_BrushBatchRenderer;
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FORCEINLINE void ModulateMaterial( IMaterial *pMaterial, float *pOldColor )
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{
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if ( g_bIsBlendingOrModulating )
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{
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pOldColor[3] = pMaterial->GetAlphaModulation( );
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pMaterial->GetColorModulation( &pOldColor[0], &pOldColor[1], &pOldColor[2] );
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pMaterial->AlphaModulate( r_blend );
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pMaterial->ColorModulate( r_colormod[0], r_colormod[1], r_colormod[2] );
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}
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}
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FORCEINLINE void UnModulateMaterial( IMaterial *pMaterial, float *pOldColor )
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{
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if ( g_bIsBlendingOrModulating )
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{
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pMaterial->AlphaModulate( pOldColor[3] );
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pMaterial->ColorModulate( pOldColor[0], pOldColor[1], pOldColor[2] );
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}
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}
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int __cdecl CBrushBatchRender::SurfaceCmp(const surfacelist_t *s0, const surfacelist_t *s1 )
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{
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int sortID0 = MSurf_MaterialSortID( s0->surfID );
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int sortID1 = MSurf_MaterialSortID( s1->surfID );
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return sortID0 - sortID1;
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}
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// Builds a transrender_t, then executes it's drawing commands
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void CBrushBatchRender::DrawTranslucentBrushModel( IMatRenderContext *pRenderContext, model_t *model, IClientEntity *baseentity )
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{
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transrender_t render;
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render.pLastBatch = NULL;
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render.pLastNode = NULL;
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render.nodeCount = 0;
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render.surfaceCount = 0;
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render.batchCount = 0;
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render.decalSurfaceCount = 0;
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BuildTransLists_r( render, model, model->brush.pShared->nodes + model->brush.firstnode );
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void *pProxyData = baseentity ? baseentity->GetClientRenderable() : NULL;
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DrawTransLists( pRenderContext, render, pProxyData );
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}
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void CBrushBatchRender::AddSurfaceToBatch( transrender_t &render, transnode_t *pNode, transbatch_t *pBatch, SurfaceHandle_t surfID )
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{
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pBatch->surfaceCount++;
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Assert(render.surfaceCount < MAX_TRANS_SURFACES);
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pBatch->indexCount += (MSurf_VertCount( surfID )-2)*3;
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render.surfaces[render.surfaceCount] = surfID;
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render.surfaceCount++;
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if ( SurfaceHasDecals( surfID ) || MSurf_ShadowDecals( surfID ) != SHADOW_DECAL_HANDLE_INVALID )
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{
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Assert(render.decalSurfaceCount < MAX_TRANS_DECALS);
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pNode->decalSurfaceCount++;
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render.decalSurfaces[render.decalSurfaceCount] = surfID;
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render.decalSurfaceCount++;
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}
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}
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void CBrushBatchRender::AddTransNode( transrender_t &render )
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{
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render.pLastNode = &render.nodes[render.nodeCount];
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render.nodeCount++;
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Assert(render.nodeCount < MAX_TRANS_NODES);
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render.pLastBatch = NULL;
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render.pLastNode->firstBatch = render.batchCount;
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render.pLastNode->firstDecalSurface = render.decalSurfaceCount;
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render.pLastNode->batchCount = 0;
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render.pLastNode->decalSurfaceCount = 0;
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}
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void CBrushBatchRender::AddTransBatch( transrender_t &render, SurfaceHandle_t surfID )
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{
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transbatch_t &batch = render.batches[render.pLastNode->firstBatch + render.pLastNode->batchCount];
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Assert(render.batchCount < MAX_TRANS_BATCHES);
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render.pLastNode->batchCount++;
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render.batchCount++;
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batch.firstSurface = render.surfaceCount;
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batch.surfaceCount = 0;
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batch.pMaterial = MSurf_TexInfo( surfID )->material;
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batch.sortID = MSurf_MaterialSortID( surfID );
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batch.indexCount = 0;
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render.pLastBatch = &batch;
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AddSurfaceToBatch( render, render.pLastNode, &batch, surfID );
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}
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// build node lists
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void CBrushBatchRender::BuildTransLists_r( transrender_t &render, model_t *model, mnode_t *node )
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{
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float dot;
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if (node->contents >= 0)
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return;
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// node is just a decision point, so go down the apropriate sides
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// find which side of the node we are on
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cplane_t *plane = node->plane;
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if ( plane->type <= PLANE_Z )
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{
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dot = modelorg[plane->type] - plane->dist;
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}
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else
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{
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dot = DotProduct (modelorg, plane->normal) - plane->dist;
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}
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int side = (dot >= 0) ? 0 : 1;
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// back side first - translucent surfaces need to render in back to front order
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// to appear correctly.
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BuildTransLists_r(render, model, node->children[!side]);
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// emit all surfaces on node
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CUtlVectorFixed<surfacelist_t, 256> sortList;
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SurfaceHandle_t surfID = SurfaceHandleFromIndex( node->firstsurface, model->brush.pShared );
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for ( int i = 0; i < node->numsurfaces; i++, surfID++ )
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{
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// skip opaque surfaces
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if ( MSurf_Flags(surfID) & SURFDRAW_TRANS )
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{
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if ( ((MSurf_Flags( surfID ) & SURFDRAW_NOCULL) == 0) )
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{
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// Backface cull here, so they won't do any more work
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if ( ( side ^ !!(MSurf_Flags( surfID ) & SURFDRAW_PLANEBACK)) )
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continue;
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}
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// If this can be appended to the previous batch, do so
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int sortID = MSurf_MaterialSortID( surfID );
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if ( render.pLastBatch && render.pLastBatch->sortID == sortID )
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{
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AddSurfaceToBatch( render, render.pLastNode, render.pLastBatch, surfID );
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}
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else
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{
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// save it off for sorting, then a later append
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int sortIndex = sortList.AddToTail();
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sortList[sortIndex].surfID = surfID;
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}
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}
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}
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// We've got surfaces on this node that can't be added to the previous node
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if ( sortList.Count() )
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{
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// sort by material
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sortList.Sort( SurfaceCmp );
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// add a new sort group
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AddTransNode( render );
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int lastSortID = -1;
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// now add the optimal number of batches to that group
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for ( int i = 0; i < sortList.Count(); i++ )
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{
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surfID = sortList[i].surfID;
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int sortID = MSurf_MaterialSortID( surfID );
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if ( lastSortID == sortID )
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{
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// can be drawn in a single call with the current list of surfaces, append
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AddSurfaceToBatch( render, render.pLastNode, render.pLastBatch, surfID );
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}
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else
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{
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// requires a break (material/lightmap change).
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AddTransBatch( render, surfID );
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lastSortID = sortID;
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}
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}
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// don't batch across decals or decals will sort incorrectly
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if ( render.pLastNode->decalSurfaceCount )
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{
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render.pLastNode = NULL;
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render.pLastBatch = NULL;
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}
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}
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// front side
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BuildTransLists_r(render, model, node->children[side]);
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}
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void CBrushBatchRender::DrawTransLists( IMatRenderContext *pRenderContext, transrender_t &render, void *pProxyData )
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{
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PIXEVENT( pRenderContext, "DrawTransLists()" );
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bool skipLight = false;
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if ( g_pMaterialSystemConfig->nFullbright == 1 )
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{
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pRenderContext->BindLightmapPage( MATERIAL_SYSTEM_LIGHTMAP_PAGE_WHITE_BUMP );
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skipLight = true;
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}
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float pOldColor[4];
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for ( int i = 0; i < render.nodeCount; i++ )
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{
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int j;
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const transnode_t &node = render.nodes[i];
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for ( j = 0; j < node.batchCount; j++ )
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{
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const transbatch_t &batch = render.batches[node.firstBatch+j];
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CMeshBuilder meshBuilder;
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IMaterial *pMaterial = batch.pMaterial;
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ModulateMaterial( pMaterial, pOldColor );
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if ( !skipLight )
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{
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pRenderContext->BindLightmapPage( materialSortInfoArray[batch.sortID].lightmapPageID );
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}
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pRenderContext->Bind( pMaterial, pProxyData );
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IMesh *pBuildMesh = pRenderContext->GetDynamicMesh( false, g_WorldStaticMeshes[batch.sortID], NULL, NULL );
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meshBuilder.Begin( pBuildMesh, MATERIAL_TRIANGLES, 0, batch.indexCount );
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for ( int k = 0; k < batch.surfaceCount; k++ )
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{
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SurfaceHandle_t surfID = render.surfaces[batch.firstSurface + k];
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Assert( !(MSurf_Flags( surfID ) & SURFDRAW_NODRAW) );
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BuildIndicesForSurface( meshBuilder, surfID );
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}
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meshBuilder.End( false, true );
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// Don't leave the material in a bogus state
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UnModulateMaterial( pMaterial, pOldColor );
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}
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if ( node.decalSurfaceCount )
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{
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for ( j = 0; j < node.decalSurfaceCount; j++ )
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{
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SurfaceHandle_t surfID = render.decalSurfaces[node.firstDecalSurface + j];
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Assert( !(MSurf_Flags( surfID ) & SURFDRAW_NODRAW) );
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if( SurfaceHasDecals( surfID ) )
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{
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DecalSurfaceAdd( surfID, BRUSHMODEL_DECAL_SORT_GROUP );
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}
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// Add shadows too....
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ShadowDecalHandle_t decalHandle = MSurf_ShadowDecals( surfID );
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if (decalHandle != SHADOW_DECAL_HANDLE_INVALID)
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{
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g_pShadowMgr->AddShadowsOnSurfaceToRenderList( decalHandle );
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}
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}
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// Now draw the decals + shadows for this node
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// This order relative to the surfaces is important for translucency to work correctly.
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DecalSurfaceDraw(pRenderContext, BRUSHMODEL_DECAL_SORT_GROUP);
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// FIXME: Decals are not being rendered while illuminated by the flashlight
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// FIXME: Need to draw decals in flashlight rendering mode
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// Retire decals on opaque world surfaces
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R_DecalFlushDestroyList();
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DecalSurfacesInit( true );
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// Draw all shadows on the brush
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g_pShadowMgr->RenderProjectedTextures( pRenderContext );
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}
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if ( g_ShaderDebug.anydebug )
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{
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CUtlVector<msurface2_t *> brushList;
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for ( j = 0; j < node.batchCount; j++ )
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{
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const transbatch_t &batch = render.batches[node.firstBatch+j];
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for ( int k = 0; k < batch.surfaceCount; k++ )
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{
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brushList.AddToTail( render.surfaces[batch.firstSurface + k] );
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}
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}
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DrawDebugInformation( pRenderContext, brushList.Base(), brushList.Count() );
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: This is used when the mat_dxlevel is changed to reset the brush
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// models.
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//-----------------------------------------------------------------------------
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void R_BrushBatchInit( void )
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{
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g_BrushBatchRenderer.LevelInit();
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}
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void CBrushBatchRender::LevelInit()
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{
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AUTO_LOCK( m_Mutex );
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unsigned short iNext;
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for( unsigned short i=m_renderList.Head(); i != m_renderList.InvalidIndex(); i=iNext )
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{
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iNext = m_renderList.Next(i);
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delete m_renderList.Element(i);
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}
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m_renderList.Purge();
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ClearRenderHandles();
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}
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void CBrushBatchRender::ClearRenderHandles( void )
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{
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for ( int iBrush = 1 ; iBrush < host_state.worldbrush->numsubmodels ; ++iBrush )
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{
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char szBrushModel[5]; // inline model names "*1", "*2" etc
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Q_snprintf( szBrushModel, sizeof( szBrushModel ), "*%i", iBrush );
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model_t *pModel = modelloader->GetModelForName( szBrushModel, IModelLoader::FMODELLOADER_SERVER );
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if ( pModel )
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{
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pModel->brush.renderHandle = 0;
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}
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}
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}
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// Create a compact, optimal list of rendering commands for the opaque parts of a brush model
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// NOTE: This just skips translucent surfaces assuming a separate transrender_t pass!
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CBrushBatchRender::brushrender_t *CBrushBatchRender::FindOrCreateRenderBatch( model_t *pModel )
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{
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if ( !pModel->brush.nummodelsurfaces )
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return NULL;
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AUTO_LOCK( m_Mutex );
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unsigned short index = pModel->brush.renderHandle - 1;
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if ( m_renderList.IsValidIndex( index ) )
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return m_renderList.Element(index);
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brushrender_t *pRender = new brushrender_t;
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index = m_renderList.AddToTail( pRender );
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pModel->brush.renderHandle = index + 1;
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brushrender_t &render = *pRender;
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render.pPlanes = NULL;
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render.pMeshes = NULL;
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render.planeCount = 0;
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render.meshCount = 0;
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render.totalIndexCount = 0;
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render.totalVertexCount = 0;
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CUtlVector<cplane_t *> planeList;
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CUtlVector<surfacelist_t> surfaceList;
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int i;
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SurfaceHandle_t surfID = SurfaceHandleFromIndex( pModel->brush.firstmodelsurface, pModel->brush.pShared );
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for (i=0 ; i<pModel->brush.nummodelsurfaces; i++, surfID++)
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{
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// UNDONE: For now, just draw these in a separate pass
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if ( MSurf_Flags(surfID) & SURFDRAW_TRANS )
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continue;
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#ifndef _PS3
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cplane_t *plane = surfID->plane;
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#else
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cplane_t *plane = &surfID->m_plane;
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#endif
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int planeIndex = planeList.Find(plane);
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if ( planeIndex == -1 )
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{
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planeIndex = planeList.AddToTail( plane );
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}
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surfacelist_t tmp;
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tmp.surfID = surfID;
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tmp.surfaceIndex = i;
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tmp.planeIndex = planeIndex;
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surfaceList.AddToTail( tmp );
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}
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surfaceList.Sort( SurfaceCmp );
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render.pPlanes = new cplane_t *[planeList.Count()];
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render.planeCount = planeList.Count();
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memcpy( render.pPlanes, planeList.Base(), sizeof(cplane_t *)*planeList.Count() );
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render.pSurfaces = new brushrendersurface_t[surfaceList.Count()];
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render.surfaceCount = surfaceList.Count();
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int meshCount = 0;
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int batchCount = 0;
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int lastSortID = -1;
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IMesh *pLastMesh = NULL;
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brushrendermesh_t *pMesh = NULL;
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brushrendermesh_t tmpMesh[MAX_VERTEX_FORMAT_CHANGES];
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brushrenderbatch_t *pBatch = NULL;
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brushrenderbatch_t tmpBatch[128];
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for ( i = 0; i < surfaceList.Count(); i++ )
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{
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render.pSurfaces[i].surfaceIndex = surfaceList[i].surfaceIndex;
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render.pSurfaces[i].planeIndex = surfaceList[i].planeIndex;
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surfID = surfaceList[i].surfID;
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int sortID = MSurf_MaterialSortID( surfID );
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if ( g_WorldStaticMeshes[sortID] != pLastMesh )
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{
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pMesh = tmpMesh + meshCount;
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pMesh->firstBatch = batchCount;
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pMesh->batchCount = 0;
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lastSortID = -1; // force a new batch
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meshCount++;
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}
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if ( sortID != lastSortID )
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{
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pBatch = tmpBatch + batchCount;
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pBatch->firstSurface = i;
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pBatch->surfaceCount = 0;
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pBatch->sortID = sortID;
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pBatch->pMaterial = MSurf_TexInfo( surfID )->material;
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pBatch->indexCount = 0;
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pMesh->batchCount++;
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batchCount++;
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}
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pLastMesh = g_WorldStaticMeshes[sortID];
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lastSortID = sortID;
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pBatch->surfaceCount++;
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int vertCount = MSurf_VertCount( surfID );
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int indexCount = (vertCount - 2) * 3;
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pBatch->indexCount += indexCount;
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render.totalIndexCount += indexCount;
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render.totalVertexCount += vertCount;
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}
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render.pMeshes = new brushrendermesh_t[meshCount];
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memcpy( render.pMeshes, tmpMesh, sizeof(brushrendermesh_t) * meshCount );
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render.meshCount = meshCount;
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render.pBatches = new brushrenderbatch_t[batchCount];
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memcpy( render.pBatches, tmpBatch, sizeof(brushrenderbatch_t) * batchCount );
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render.batchCount = batchCount;
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return &render;
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}
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//-----------------------------------------------------------------------------
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// Draws an opaque (parts of a) brush model
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//-----------------------------------------------------------------------------
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void CBrushBatchRender::DrawOpaqueBrushModel( IMatRenderContext *pRenderContext, IClientEntity *baseentity, model_t *model, ERenderDepthMode_t DepthMode )
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{
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VPROF( "R_DrawOpaqueBrushModel" );
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SurfaceHandle_t firstSurfID = SurfaceHandleFromIndex( model->brush.firstmodelsurface, model->brush.pShared );
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brushrender_t *pRender = FindOrCreateRenderBatch( model );
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int i;
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if ( !pRender )
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return;
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bool skipLight = false;
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PIXEVENT( pRenderContext, "DrawOpaqueBrushModel()" );
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if ( (g_pMaterialSystemConfig->nFullbright == 1) || ( DepthMode == DEPTH_MODE_SHADOW || DepthMode == DEPTH_MODE_SSA0 ) )
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{
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pRenderContext->BindLightmapPage( MATERIAL_SYSTEM_LIGHTMAP_PAGE_WHITE_BUMP );
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skipLight = true;
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}
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void *pProxyData = baseentity ? baseentity->GetClientRenderable() : NULL;
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int backface[1024];
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Assert( pRender->planeCount < 1024 );
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// NOTE: Backface culling is almost no perf gain. Can be removed from brush model rendering.
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// Check the shared planes once
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if ( DepthMode == DEPTH_MODE_SHADOW || DepthMode == DEPTH_MODE_SSA0 )
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{
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for ( i = 0; i < pRender->planeCount; i++ )
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{
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backface[i] = 0;
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}
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}
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else
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{
|
|
for ( i = 0; i < pRender->planeCount; i++ )
|
|
{
|
|
float dot = DotProduct( modelorg, pRender->pPlanes[i]->normal) - pRender->pPlanes[i]->dist;
|
|
backface[i] = ( dot < BACKFACE_EPSILON ) ? true : false; // don't backface cull when rendering to shadow map
|
|
}
|
|
}
|
|
|
|
float pOldColor[4];
|
|
|
|
// PORTAL 2 PAINT RENDERING
|
|
CUtlVectorFixedGrowable< SurfaceHandle_t, 64 > paintableSurfaces;
|
|
CUtlVectorFixedGrowable< int, 16 > batchPaintableSurfaceCount;
|
|
CUtlVectorFixedGrowable< int, 16 > batchPaintableSurfaceIndexCount;
|
|
|
|
for ( i = 0; i < pRender->meshCount; i++ )
|
|
{
|
|
brushrendermesh_t &mesh = pRender->pMeshes[i];
|
|
for ( int j = 0; j < mesh.batchCount; j++ )
|
|
{
|
|
int nBatchIndex = batchPaintableSurfaceCount.Count();
|
|
batchPaintableSurfaceCount.AddToTail( 0 );
|
|
batchPaintableSurfaceIndexCount.AddToTail( 0 );
|
|
|
|
brushrenderbatch_t &batch = pRender->pBatches[mesh.firstBatch + j];
|
|
|
|
int k;
|
|
for ( k = 0; k < batch.surfaceCount; k++ )
|
|
{
|
|
brushrendersurface_t &surface = pRender->pSurfaces[batch.firstSurface + k];
|
|
if ( !backface[surface.planeIndex] )
|
|
break;
|
|
}
|
|
|
|
if ( k == batch.surfaceCount )
|
|
continue;
|
|
|
|
CMeshBuilder meshBuilder;
|
|
IMaterial *pMaterial = NULL;
|
|
|
|
if ( DepthMode != DEPTH_MODE_NORMAL )
|
|
{
|
|
// Select proper override material
|
|
int nAlphaTest = (int) batch.pMaterial->IsAlphaTested();
|
|
int nNoCull = (int) batch.pMaterial->IsTwoSided();
|
|
IMaterial *pDepthWriteMaterial;
|
|
|
|
if ( DepthMode == DEPTH_MODE_SHADOW )
|
|
{
|
|
pDepthWriteMaterial = g_pMaterialDepthWrite[ nAlphaTest ][ nNoCull ];
|
|
}
|
|
else
|
|
{
|
|
pDepthWriteMaterial = g_pMaterialSSAODepthWrite[ nAlphaTest ][ nNoCull ];
|
|
}
|
|
|
|
if ( nAlphaTest == 1 )
|
|
{
|
|
static unsigned int originalTextureVarCache = 0;
|
|
IMaterialVar *pOriginalTextureVar = batch.pMaterial->FindVarFast( "$basetexture", &originalTextureVarCache );
|
|
static unsigned int originalTextureFrameVarCache = 0;
|
|
IMaterialVar *pOriginalTextureFrameVar = batch.pMaterial->FindVarFast( "$frame", &originalTextureFrameVarCache );
|
|
static unsigned int originalAlphaRefCache = 0;
|
|
IMaterialVar *pOriginalAlphaRefVar = batch.pMaterial->FindVarFast( "$AlphaTestReference", &originalAlphaRefCache );
|
|
|
|
static unsigned int textureVarCache = 0;
|
|
IMaterialVar *pTextureVar = pDepthWriteMaterial->FindVarFast( "$basetexture", &textureVarCache );
|
|
static unsigned int textureFrameVarCache = 0;
|
|
IMaterialVar *pTextureFrameVar = pDepthWriteMaterial->FindVarFast( "$frame", &textureFrameVarCache );
|
|
static unsigned int alphaRefCache = 0;
|
|
IMaterialVar *pAlphaRefVar = pDepthWriteMaterial->FindVarFast( "$AlphaTestReference", &alphaRefCache );
|
|
|
|
if( pTextureVar && pOriginalTextureVar )
|
|
{
|
|
pTextureVar->SetTextureValue( pOriginalTextureVar->GetTextureValue() );
|
|
}
|
|
|
|
if( pTextureFrameVar && pOriginalTextureFrameVar )
|
|
{
|
|
pTextureFrameVar->SetIntValue( pOriginalTextureFrameVar->GetIntValue() );
|
|
}
|
|
|
|
if( pAlphaRefVar && pOriginalAlphaRefVar )
|
|
{
|
|
pAlphaRefVar->SetFloatValue( pOriginalAlphaRefVar->GetFloatValue() );
|
|
}
|
|
}
|
|
|
|
pMaterial = pDepthWriteMaterial;
|
|
}
|
|
else
|
|
{
|
|
pMaterial = batch.pMaterial;
|
|
|
|
// Store off the old color + alpha
|
|
ModulateMaterial( pMaterial, pOldColor );
|
|
if ( !skipLight )
|
|
{
|
|
pRenderContext->BindLightmapPage( materialSortInfoArray[batch.sortID].lightmapPageID );
|
|
}
|
|
}
|
|
|
|
pRenderContext->Bind( pMaterial, pProxyData );
|
|
IMesh *pBuildMesh = pRenderContext->GetDynamicMesh( false, g_WorldStaticMeshes[batch.sortID], NULL, NULL );
|
|
meshBuilder.Begin( pBuildMesh, MATERIAL_TRIANGLES, 0, batch.indexCount );
|
|
|
|
for ( ; k < batch.surfaceCount; k++ )
|
|
{
|
|
brushrendersurface_t &surface = pRender->pSurfaces[batch.firstSurface + k];
|
|
if ( backface[surface.planeIndex] )
|
|
continue;
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
|
|
Assert( !(MSurf_Flags( surfID ) & SURFDRAW_NODRAW) );
|
|
|
|
// PORTAL 2 PAINT RENDERING
|
|
if ( (DepthMode == DEPTH_MODE_NORMAL) && ( MSurf_Flags( surfID ) & SURFDRAW_PAINTED ) )
|
|
{
|
|
paintableSurfaces.AddToTail( surfID );
|
|
++ batchPaintableSurfaceCount[ nBatchIndex ];
|
|
|
|
int nVertCount, nIndexCount;
|
|
|
|
Shader_GetSurfVertexAndIndexCount( surfID, &nVertCount, &nIndexCount );
|
|
batchPaintableSurfaceIndexCount[ nBatchIndex ] += nIndexCount;
|
|
}
|
|
BuildIndicesForSurface( meshBuilder, surfID );
|
|
|
|
if( SurfaceHasDecals( surfID ) && (DepthMode == DEPTH_MODE_NORMAL))
|
|
{
|
|
DecalSurfaceAdd( surfID, BRUSHMODEL_DECAL_SORT_GROUP );
|
|
}
|
|
|
|
// Add overlay fragments to list.
|
|
// FIXME: A little code support is necessary to get overlays working on brush models
|
|
// OverlayMgr()->AddFragmentListToRenderList( MSurf_OverlayFragmentList( surfID ), false );
|
|
|
|
if ( DepthMode == DEPTH_MODE_NORMAL )
|
|
{
|
|
// Add render-to-texture shadows too....
|
|
ShadowDecalHandle_t decalHandle = MSurf_ShadowDecals( surfID );
|
|
if (decalHandle != SHADOW_DECAL_HANDLE_INVALID)
|
|
{
|
|
g_pShadowMgr->AddShadowsOnSurfaceToRenderList( decalHandle );
|
|
}
|
|
}
|
|
}
|
|
|
|
meshBuilder.End( false, true );
|
|
|
|
if ( DepthMode == DEPTH_MODE_NORMAL )
|
|
{
|
|
// Don't leave the material in a bogus state
|
|
UnModulateMaterial( pMaterial, pOldColor );
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( DepthMode != DEPTH_MODE_NORMAL )
|
|
return;
|
|
|
|
// PORTAL 2 PAINT RENDERING
|
|
if ( paintableSurfaces.Count() )
|
|
{
|
|
pRenderContext->SetRenderingPaint( true );
|
|
PIXEVENT( pRenderContext, "Paint" );
|
|
|
|
int nBatchIndex = 0;
|
|
int nSurfaceIndex = 0;
|
|
for ( i = 0; i < pRender->meshCount; i++ )
|
|
{
|
|
brushrendermesh_t &mesh = pRender->pMeshes[i];
|
|
for ( int j = 0; j < mesh.batchCount; j++ )
|
|
{
|
|
int nSurfaceCount = batchPaintableSurfaceCount[ nBatchIndex ];
|
|
if ( nSurfaceCount > 0 )
|
|
{
|
|
brushrenderbatch_t &batch = pRender->pBatches[mesh.firstBatch + j];
|
|
|
|
IMaterial *pMaterial = batch.pMaterial;
|
|
|
|
if ( !skipLight )
|
|
{
|
|
pRenderContext->BindLightmapPage( materialSortInfoArray[batch.sortID].lightmapPageID );
|
|
}
|
|
|
|
pRenderContext->Bind( pMaterial, pProxyData );
|
|
|
|
CMeshBuilder meshBuilder;
|
|
IMesh *pBuildMesh = pRenderContext->GetDynamicMesh( false, g_WorldStaticMeshes[batch.sortID], NULL, NULL );
|
|
meshBuilder.Begin( pBuildMesh, MATERIAL_TRIANGLES, 0, batchPaintableSurfaceIndexCount[ nBatchIndex ] );
|
|
|
|
for ( int i = 0; i < nSurfaceCount; ++ i, ++ nSurfaceIndex )
|
|
{
|
|
BuildIndicesForSurface( meshBuilder, paintableSurfaces[ nSurfaceIndex ] );
|
|
}
|
|
|
|
meshBuilder.End( false, true );
|
|
}
|
|
|
|
++ nBatchIndex;
|
|
}
|
|
}
|
|
pRenderContext->SetRenderingPaint( false );
|
|
}
|
|
|
|
if ( g_ShaderDebug.anydebug )
|
|
{
|
|
for ( i = 0; i < pRender->meshCount; i++ )
|
|
{
|
|
brushrendermesh_t &mesh = pRender->pMeshes[i];
|
|
CUtlVector<msurface2_t *> brushList;
|
|
for ( int j = 0; j < mesh.batchCount; j++ )
|
|
{
|
|
brushrenderbatch_t &batch = pRender->pBatches[mesh.firstBatch + j];
|
|
for ( int k = 0; k < batch.surfaceCount; k++ )
|
|
{
|
|
brushrendersurface_t &surface = pRender->pSurfaces[batch.firstSurface + k];
|
|
if ( backface[surface.planeIndex] )
|
|
continue;
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
brushList.AddToTail(surfID);
|
|
}
|
|
}
|
|
// now draw debug for each drawn surface
|
|
DrawDebugInformation( pRenderContext, brushList.Base(), brushList.Count() );
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Draws an translucent (sorted) brush model
|
|
//-----------------------------------------------------------------------------
|
|
void CBrushBatchRender::DrawTranslucentBrushModel( IMatRenderContext *pRenderContext, IClientEntity *baseentity, model_t *model, ERenderDepthMode_t DepthMode, bool bDrawOpaque, bool bDrawTranslucent )
|
|
{
|
|
if ( bDrawOpaque )
|
|
{
|
|
DrawOpaqueBrushModel( pRenderContext, baseentity, model, DepthMode );
|
|
}
|
|
|
|
if ( ( DepthMode == DEPTH_MODE_NORMAL ) && bDrawTranslucent )
|
|
{
|
|
DrawTranslucentBrushModel( pRenderContext, model, baseentity );
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Draws a brush model shadow for render-to-texture shadows
|
|
//-----------------------------------------------------------------------------
|
|
// UNDONE: This is reasonable, but it could be much faster as follows:
|
|
// Build a vertex buffer cache. A block-allocated static mesh with 1024 verts
|
|
// per block or something.
|
|
// When a new brush is encountered, fill it in to the current block or the
|
|
// next one (first fit allocator). Then this routine could simply draw
|
|
// a static mesh with a single index buffer build, draw call (no dynamic vb).
|
|
void CBrushBatchRender::DrawBrushModelShadow( IMatRenderContext *pRenderContext, model_t *model, IClientRenderable *pRenderable )
|
|
{
|
|
brushrender_t *pRender = FindOrCreateRenderBatch( (model_t *)model );
|
|
if ( !pRender )
|
|
return;
|
|
|
|
pRenderContext->Bind( g_pMaterialShadowBuild, pRenderable );
|
|
|
|
// Draws all surfaces in the brush model in arbitrary order
|
|
SurfaceHandle_t surfID = SurfaceHandleFromIndex( model->brush.firstmodelsurface, model->brush.pShared );
|
|
IMesh *pMesh = pRenderContext->GetDynamicMesh();
|
|
CMeshBuilder meshBuilder;
|
|
meshBuilder.Begin( pMesh, MATERIAL_TRIANGLES, pRender->totalVertexCount, pRender->totalIndexCount );
|
|
|
|
for ( int i=0 ; i<model->brush.nummodelsurfaces ; i++, surfID++)
|
|
{
|
|
Assert( !(MSurf_Flags( surfID ) & SURFDRAW_NODRAW) );
|
|
|
|
if ( MSurf_Flags(surfID) & SURFDRAW_TRANS )
|
|
continue;
|
|
|
|
int startVert = MSurf_FirstVertIndex( surfID );
|
|
int vertCount = MSurf_VertCount( surfID );
|
|
int startIndex = meshBuilder.GetCurrentVertex();
|
|
int j;
|
|
for ( j = 0; j < vertCount; j++ )
|
|
{
|
|
int vertIndex = model->brush.pShared->vertindices[startVert + j];
|
|
|
|
// world-space vertex
|
|
meshBuilder.Position3fv( model->brush.pShared->vertexes[vertIndex].position.Base() );
|
|
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
|
|
meshBuilder.AdvanceVertex();
|
|
}
|
|
|
|
for ( j = 0; j < vertCount-2; j++ )
|
|
{
|
|
meshBuilder.FastIndex( startIndex );
|
|
meshBuilder.FastIndex( startIndex + j + 1 );
|
|
meshBuilder.FastIndex( startIndex + j + 2 );
|
|
}
|
|
}
|
|
meshBuilder.End();
|
|
pMesh->Draw();
|
|
}
|
|
|
|
|
|
|
|
inline bool __cdecl CBrushBatchRender::BatchSortLessFunc( const BrushBatchRenderData_t &left, const BrushBatchRenderData_t &right )
|
|
{
|
|
brushrenderbatch_t &leftBatch = left.m_pBrushRender->pBatches[ left.m_nBatchIndex ];
|
|
brushrenderbatch_t &rightBatch = right.m_pBrushRender->pBatches[ right.m_nBatchIndex ];
|
|
|
|
if ( left.m_pMaterial != right.m_pMaterial )
|
|
return left.m_pMaterial < right.m_pMaterial;
|
|
if ( leftBatch.sortID != rightBatch.sortID )
|
|
return leftBatch.sortID < rightBatch.sortID;
|
|
if ( left.m_pInstanceData->m_pStencilState != right.m_pInstanceData->m_pStencilState )
|
|
return left.m_pInstanceData->m_pStencilState < right.m_pInstanceData->m_pStencilState;
|
|
if ( left.m_pInstanceData->m_pBrushToWorld != right.m_pInstanceData->m_pBrushToWorld )
|
|
return left.m_pInstanceData->m_pBrushToWorld < right.m_pInstanceData->m_pBrushToWorld;
|
|
return false;
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Builds the lists of stuff to draw
|
|
//-----------------------------------------------------------------------------
|
|
void CBrushBatchRender::BuildBatchListToDraw( int nCount, const BrushArrayInstanceData_t *pInstanceData,
|
|
CUtlVectorFixedGrowable< BrushBatchRenderData_t, 1024 > &batchesToRender, brushrender_t **ppBrushRender )
|
|
{
|
|
for ( int i = 0; i < nCount; ++i )
|
|
{
|
|
const BrushArrayInstanceData_t &instance = pInstanceData[i];
|
|
brushrender_t *pRender = g_BrushBatchRenderer.FindOrCreateRenderBatch( const_cast< model_t* >( instance.m_pBrushModel ) );
|
|
ppBrushRender[i] = pRender;
|
|
if ( !pRender )
|
|
continue;
|
|
|
|
for ( int m = 0; m < pRender->meshCount; ++m )
|
|
{
|
|
brushrendermesh_t &mesh = pRender->pMeshes[m];
|
|
int nBatchIndex = mesh.firstBatch;
|
|
for ( int j = 0; j < mesh.batchCount; ++j, ++nBatchIndex )
|
|
{
|
|
int nIndex = batchesToRender.AddToTail();
|
|
BrushBatchRenderData_t &batch = batchesToRender[nIndex];
|
|
batch.m_pMaterial = pRender->pBatches[nBatchIndex].pMaterial;
|
|
batch.m_pInstanceData = &instance;
|
|
batch.m_pBrushRender = pRender;
|
|
batch.m_nBatchIndex = nBatchIndex;
|
|
Assert( nBatchIndex < ( 1 << 15 ) );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Computes lightmap pages
|
|
//-----------------------------------------------------------------------------
|
|
void CBrushBatchRender::ComputeLightmapPages( int nCount, BrushBatchRenderData_t *pRenderData )
|
|
{
|
|
if ( g_pMaterialSystemConfig->nFullbright != 1 )
|
|
{
|
|
for ( int i = 0; i < nCount; ++i )
|
|
{
|
|
brushrenderbatch_t &batch = pRenderData[i].m_pBrushRender->pBatches[ pRenderData[i].m_nBatchIndex ];
|
|
int nSortID = batch.sortID;
|
|
Assert( nSortID >= 0 && nSortID < g_WorldStaticMeshes.Count() );
|
|
pRenderData[i].m_nLightmapPage = materialSortInfoArray[ nSortID ].lightmapPageID;
|
|
}
|
|
return;
|
|
}
|
|
|
|
// Fullbright case. Bump works for unbumped surfaces too
|
|
for ( int i = 0; i < nCount; ++i )
|
|
{
|
|
pRenderData[i].m_nLightmapPage = MATERIAL_SYSTEM_LIGHTMAP_PAGE_WHITE_BUMP;
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Computes the # of indices in an instance group
|
|
//-----------------------------------------------------------------------------
|
|
int CBrushBatchRender::ComputeInstanceGroups( IMatRenderContext *pRenderContext, int nCount, BrushBatchRenderData_t *pRenderData, CUtlVectorFixedGrowable< BrushInstanceGroup_t, 512 > &instanceGroups )
|
|
{
|
|
int nMaxIndices = pRenderContext->GetMaxIndicesToRender();
|
|
|
|
int nMaxInstanceCount = 0;
|
|
IMaterial *pLastMaterial = NULL;
|
|
IMaterial *pLastActualMaterial = NULL;
|
|
BrushBatchRenderData_t *pFirstInstance = NULL;
|
|
int nInstanceCount = 0;
|
|
int nIndexCount = 0;
|
|
for ( int i = 0; i < nCount; i++ )
|
|
{
|
|
BrushBatchRenderData_t &renderData = pRenderData[i];
|
|
brushrenderbatch_t &batch = renderData.m_pBrushRender->pBatches[ renderData.m_nBatchIndex ];
|
|
|
|
int nNextIndexCount = nIndexCount + batch.indexCount;
|
|
|
|
// Fire it away if the material changes or we overflow index count
|
|
if ( ( pLastMaterial != batch.pMaterial ) || ( pLastMaterial != pLastActualMaterial ) || ( nNextIndexCount > nMaxIndices ) )
|
|
{
|
|
if ( nInstanceCount > 0 )
|
|
{
|
|
int nIndex = instanceGroups.AddToTail();
|
|
instanceGroups[nIndex].m_pRenderData = pFirstInstance;
|
|
instanceGroups[nIndex].m_nCount = nInstanceCount;
|
|
instanceGroups[nIndex].m_nIndexCount = nIndexCount;
|
|
instanceGroups[nIndex].m_pMaterial = pLastMaterial;
|
|
instanceGroups[nIndex].m_pActualMaterial = pLastActualMaterial;
|
|
if ( nInstanceCount > nMaxInstanceCount )
|
|
{
|
|
nMaxInstanceCount = nInstanceCount;
|
|
}
|
|
}
|
|
nInstanceCount = 0;
|
|
pFirstInstance = &renderData;
|
|
nIndexCount = batch.indexCount;
|
|
pLastMaterial = renderData.m_pMaterial;
|
|
|
|
// This is necessary for shadow depth rendering. We need to re-bind
|
|
// for every alpha tested material
|
|
pLastActualMaterial = renderData.m_nIsAlphaTested ? batch.pMaterial : pLastMaterial;
|
|
}
|
|
else
|
|
{
|
|
nIndexCount = nNextIndexCount;
|
|
}
|
|
|
|
++nInstanceCount;
|
|
}
|
|
|
|
if ( nInstanceCount > 0 )
|
|
{
|
|
int nIndex = instanceGroups.AddToTail();
|
|
instanceGroups[nIndex].m_pRenderData = pFirstInstance;
|
|
instanceGroups[nIndex].m_nCount = nInstanceCount;
|
|
instanceGroups[nIndex].m_nIndexCount = nIndexCount;
|
|
instanceGroups[nIndex].m_pMaterial = pLastMaterial;
|
|
instanceGroups[nIndex].m_pActualMaterial = pLastActualMaterial;
|
|
if ( nInstanceCount > nMaxInstanceCount )
|
|
{
|
|
nMaxInstanceCount = nInstanceCount;
|
|
}
|
|
}
|
|
|
|
return nMaxInstanceCount;
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Draws an opaque (parts of a) brush model
|
|
//-----------------------------------------------------------------------------
|
|
bool CBrushBatchRender::DrawSortedBatchList( IMatRenderContext* pRenderContext, int nCount, BrushInstanceGroup_t *pInstanceGroup, int nMaxInstanceCount )
|
|
{
|
|
VPROF( "DrawSortedBatchList" );
|
|
PIXEVENT( pRenderContext, "DrawSortedBatchList()" );
|
|
|
|
// Needed to allow the system to detect which samplers are bound to lightmap textures
|
|
pRenderContext->BindLightmapPage( 0 );
|
|
|
|
MeshInstanceData_t *pInstance = (MeshInstanceData_t*)stackalloc( nMaxInstanceCount * sizeof(MeshInstanceData_t) );
|
|
|
|
bool bHasPaintedSurfaces = false;
|
|
for ( int i = 0; i < nCount; i++ )
|
|
{
|
|
BrushInstanceGroup_t &group = pInstanceGroup[i];
|
|
|
|
pRenderContext->Bind( group.m_pMaterial, NULL );
|
|
|
|
// Only writing indices
|
|
// FIXME: Can we make this a static index buffer?
|
|
IIndexBuffer *pBuildIndexBuffer = pRenderContext->GetDynamicIndexBuffer();
|
|
CIndexBuilder indexBuilder( pBuildIndexBuffer, MATERIAL_INDEX_FORMAT_16BIT );
|
|
indexBuilder.Lock( group.m_nIndexCount, 0 );
|
|
int nIndexOffset = indexBuilder.Offset() / sizeof(uint16);
|
|
|
|
group.m_nHasPaintedSurfaces = false;
|
|
for ( int j = 0; j < group.m_nCount; ++j )
|
|
{
|
|
BrushBatchRenderData_t &renderData = group.m_pRenderData[j];
|
|
const brushrenderbatch_t &batch = renderData.m_pBrushRender->pBatches[ renderData.m_nBatchIndex ];
|
|
renderData.m_nHasPaintedSurfaces = false;
|
|
const model_t *pModel = renderData.m_pInstanceData->m_pBrushModel;
|
|
SurfaceHandle_t firstSurfID = SurfaceHandleFromIndex( pModel->brush.firstmodelsurface, pModel->brush.pShared );
|
|
for ( int k = 0; k < batch.surfaceCount; k++ )
|
|
{
|
|
const brushrendersurface_t &surface = renderData.m_pBrushRender->pSurfaces[batch.firstSurface + k];
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
|
|
Assert( !(MSurf_Flags( surfID ) & SURFDRAW_NODRAW) );
|
|
BuildIndicesForSurface( indexBuilder, surfID );
|
|
if ( MSurf_Flags( surfID ) & SURFDRAW_PAINTED )
|
|
{
|
|
group.m_nHasPaintedSurfaces = true;
|
|
renderData.m_nHasPaintedSurfaces = true;
|
|
bHasPaintedSurfaces = true;
|
|
}
|
|
}
|
|
|
|
MeshInstanceData_t &instance = pInstance[ j ];
|
|
instance.m_pEnvCubemap = NULL;
|
|
instance.m_pPoseToWorld = renderData.m_pInstanceData->m_pBrushToWorld;
|
|
instance.m_pLightingState = NULL;
|
|
instance.m_nBoneCount = 1;
|
|
instance.m_pBoneRemap = NULL;
|
|
instance.m_nIndexOffset = nIndexOffset;
|
|
instance.m_nIndexCount = batch.indexCount;
|
|
instance.m_nPrimType = MATERIAL_TRIANGLES;
|
|
instance.m_pColorBuffer = NULL;
|
|
instance.m_nColorVertexOffsetInBytes = 0;
|
|
instance.m_pStencilState = renderData.m_pInstanceData->m_pStencilState;
|
|
instance.m_pVertexBuffer = g_WorldStaticMeshes[ batch.sortID ];
|
|
instance.m_pIndexBuffer = pBuildIndexBuffer;
|
|
instance.m_nVertexOffsetInBytes = 0;
|
|
instance.m_DiffuseModulation.Init( 1.0f, 1.0f, 1.0f, 1.0f );
|
|
instance.m_nLightmapPageId = renderData.m_nLightmapPage;
|
|
instance.m_bColorBufferHasIndirectLightingOnly = false;
|
|
|
|
nIndexOffset += batch.indexCount;
|
|
}
|
|
|
|
indexBuilder.End( );
|
|
pRenderContext->DrawInstances( group.m_nCount, pInstance );
|
|
}
|
|
|
|
return bHasPaintedSurfaces;
|
|
}
|
|
|
|
|
|
void CBrushBatchRender::DrawPaintForBatches( IMatRenderContext* pRenderContext, int nCount, const BrushInstanceGroup_t *pInstanceGroup, int nMaxInstanceCount )
|
|
{
|
|
MeshInstanceData_t *pInstance = (MeshInstanceData_t*)stackalloc( nMaxInstanceCount * sizeof(MeshInstanceData_t) );
|
|
|
|
pRenderContext->SetRenderingPaint( true );
|
|
PIXEVENT( pRenderContext, "Paint" );
|
|
|
|
for ( int i = 0; i < nCount; i++ )
|
|
{
|
|
const BrushInstanceGroup_t &group = pInstanceGroup[i];
|
|
if ( !group.m_nHasPaintedSurfaces )
|
|
continue;
|
|
|
|
pRenderContext->Bind( group.m_pMaterial, NULL );
|
|
|
|
// Only writing indices, we're potentially allocating too many, but that's ok.
|
|
// Unused ones will be freed up
|
|
// FIXME: Can we make this a static index buffer?
|
|
IIndexBuffer *pBuildIndexBuffer = pRenderContext->GetDynamicIndexBuffer();
|
|
CIndexBuilder indexBuilder( pBuildIndexBuffer, MATERIAL_INDEX_FORMAT_16BIT );
|
|
indexBuilder.Lock( group.m_nIndexCount, 0 );
|
|
int nIndexOffset = indexBuilder.Offset() / sizeof(uint16);
|
|
int nGroupCount = 0;
|
|
for ( int j = 0; j < group.m_nCount; ++j )
|
|
{
|
|
const BrushBatchRenderData_t &renderData = group.m_pRenderData[j];
|
|
if ( !renderData.m_nHasPaintedSurfaces )
|
|
continue;
|
|
|
|
const brushrenderbatch_t &batch = renderData.m_pBrushRender->pBatches[ renderData.m_nBatchIndex ];
|
|
const model_t *pModel = renderData.m_pInstanceData->m_pBrushModel;
|
|
SurfaceHandle_t firstSurfID = SurfaceHandleFromIndex( pModel->brush.firstmodelsurface, pModel->brush.pShared );
|
|
int nBatchIndexCount = 0;
|
|
for ( int k = 0; k < batch.surfaceCount; k++ )
|
|
{
|
|
const brushrendersurface_t &surface = renderData.m_pBrushRender->pSurfaces[batch.firstSurface + k];
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
if ( ( MSurf_Flags( surfID ) & SURFDRAW_PAINTED ) == 0 )
|
|
continue;
|
|
|
|
int nTriCount = BuildIndicesForSurface( indexBuilder, surfID );
|
|
nBatchIndexCount += nTriCount * 3;
|
|
}
|
|
|
|
MeshInstanceData_t &instance = pInstance[ nGroupCount ];
|
|
instance.m_pEnvCubemap = NULL;
|
|
instance.m_pPoseToWorld = renderData.m_pInstanceData->m_pBrushToWorld;
|
|
instance.m_pLightingState = NULL;
|
|
instance.m_nBoneCount = 1;
|
|
instance.m_pBoneRemap = NULL;
|
|
instance.m_nIndexOffset = nIndexOffset;
|
|
instance.m_nIndexCount = nBatchIndexCount;
|
|
instance.m_nPrimType = MATERIAL_TRIANGLES;
|
|
instance.m_pColorBuffer = NULL;
|
|
instance.m_nColorVertexOffsetInBytes = 0;
|
|
instance.m_pStencilState = renderData.m_pInstanceData->m_pStencilState;
|
|
instance.m_pVertexBuffer = g_WorldStaticMeshes[ batch.sortID ];
|
|
instance.m_pIndexBuffer = pBuildIndexBuffer;
|
|
instance.m_nVertexOffsetInBytes = 0;
|
|
instance.m_DiffuseModulation.Init( 1.0f, 1.0f, 1.0f, 1.0f );
|
|
instance.m_nLightmapPageId = renderData.m_nLightmapPage;
|
|
instance.m_bColorBufferHasIndirectLightingOnly = false;
|
|
|
|
nIndexOffset += nBatchIndexCount;
|
|
++nGroupCount;
|
|
}
|
|
|
|
indexBuilder.End( );
|
|
pRenderContext->DrawInstances( nGroupCount, pInstance );
|
|
}
|
|
|
|
pRenderContext->SetRenderingPaint( false );
|
|
}
|
|
|
|
|
|
// Draw decals
|
|
void CBrushBatchRender::DrawDecalsForBatches( IMatRenderContext *pRenderContext,
|
|
int nCount, const BrushArrayInstanceData_t *pInstanceData, brushrender_t **ppBrushRender )
|
|
{
|
|
// FIXME: This could be better optimized by rendering across instances
|
|
// but that's a deeper change: we'd need to have per-instance transforms
|
|
// for each decal + shadow
|
|
for ( int i = 0; i < nCount; ++i )
|
|
{
|
|
// Clear out the render list of decals
|
|
DecalSurfacesInit( true );
|
|
|
|
// Clear out the render lists of shadows
|
|
g_pShadowMgr->ClearShadowRenderList( );
|
|
|
|
const BrushArrayInstanceData_t &instance = pInstanceData[i];
|
|
const brushrender_t *pRender = ppBrushRender[i];
|
|
if ( !pRender )
|
|
continue;
|
|
|
|
SurfaceHandle_t firstSurfID = SurfaceHandleFromIndex( instance.m_pBrushModel->brush.firstmodelsurface, instance.m_pBrushModel->brush.pShared );
|
|
|
|
bool bEncounteredDecals = false;
|
|
for ( int s = 0; s < pRender->surfaceCount; ++s )
|
|
{
|
|
const brushrendersurface_t &surface = pRender->pSurfaces[s];
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
|
|
if ( SurfaceHasDecals( surfID ) )
|
|
{
|
|
bEncounteredDecals = true;
|
|
DecalSurfaceAdd( surfID, BRUSHMODEL_DECAL_SORT_GROUP );
|
|
}
|
|
|
|
// Add overlay fragments to list.
|
|
// FIXME: A little code support is necessary to get overlays working on brush models
|
|
// OverlayMgr()->AddFragmentListToRenderList( MSurf_OverlayFragmentList( surfID ), false );
|
|
|
|
// Add render-to-texture shadows too....
|
|
ShadowDecalHandle_t decalHandle = MSurf_ShadowDecals( surfID );
|
|
if ( decalHandle != SHADOW_DECAL_HANDLE_INVALID )
|
|
{
|
|
bEncounteredDecals = true;
|
|
g_pShadowMgr->AddShadowsOnSurfaceToRenderList( decalHandle );
|
|
}
|
|
}
|
|
|
|
if ( bEncounteredDecals )
|
|
{
|
|
CBrushModelTransform pushTransform( *instance.m_pBrushToWorld, pRenderContext );
|
|
|
|
// Draw all shadows on the brush
|
|
g_pShadowMgr->RenderProjectedTextures( pRenderContext );
|
|
|
|
DecalSurfaceDraw( pRenderContext, BRUSHMODEL_DECAL_SORT_GROUP, instance.m_DiffuseModulation.w );
|
|
|
|
// draw the flashlight lighting for the decals on the brush.
|
|
g_pShadowMgr->DrawFlashlightDecals( pRenderContext, BRUSHMODEL_DECAL_SORT_GROUP, false, instance.m_DiffuseModulation.w );
|
|
|
|
// Retire decals on opaque brushmodel surfaces
|
|
R_DecalFlushDestroyList();
|
|
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void CBrushBatchRender::DrawArrayDebugInformation( IMatRenderContext *pRenderContext, int nCount, const BrushBatchRenderData_t *pRenderData )
|
|
{
|
|
if ( !g_ShaderDebug.anydebug )
|
|
return;
|
|
|
|
const Vector &vecViewOrigin = g_EngineRenderer->ViewOrigin();
|
|
|
|
for ( int r = 0; r < nCount; ++r )
|
|
{
|
|
const BrushBatchRenderData_t &renderData = pRenderData[r];
|
|
const brushrenderbatch_t &batch = renderData.m_pBrushRender->pBatches[ renderData.m_nBatchIndex ];
|
|
const model_t *pModel = renderData.m_pInstanceData->m_pBrushModel;
|
|
SurfaceHandle_t firstSurfID = SurfaceHandleFromIndex( pModel->brush.firstmodelsurface, pModel->brush.pShared );
|
|
|
|
Vector vecModelSpaceViewOrigin;
|
|
VectorITransform( vecViewOrigin, *renderData.m_pInstanceData->m_pBrushToWorld, vecModelSpaceViewOrigin );
|
|
|
|
CUtlVectorFixedGrowable< msurface2_t *, 512 > surfaceList;
|
|
for ( int k = 0; k < batch.surfaceCount; k++ )
|
|
{
|
|
brushrendersurface_t &surface = renderData.m_pBrushRender->pSurfaces[batch.firstSurface + k];
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
|
|
if ( MSurf_Flags(surfID) & SURFDRAW_TRANS )
|
|
continue;
|
|
|
|
if ( ( MSurf_Flags( surfID ) & SURFDRAW_NOCULL) == 0 )
|
|
{
|
|
// Do a full backface cull here; we're not culling elsewhere in the pipeline
|
|
// Yes, it's expensive, but this is a debug mode, so who cares?
|
|
cplane_t *pSurfacePlane = renderData.m_pBrushRender->pPlanes[surface.planeIndex];
|
|
float flDot = DotProduct( vecModelSpaceViewOrigin, pSurfacePlane->normal ) - pSurfacePlane->dist;
|
|
bool bIsBackfacing = ( flDot < BACKFACE_EPSILON ) ? true : false;
|
|
if ( bIsBackfacing != false )
|
|
continue;
|
|
}
|
|
|
|
surfaceList.AddToTail( surfID );
|
|
}
|
|
|
|
// now draw debug for each drawn surface
|
|
DrawDebugInformation( pRenderContext, *renderData.m_pInstanceData->m_pBrushToWorld, surfaceList.Base(), surfaceList.Count() );
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Main entry point for rendering an array of brush models
|
|
//-----------------------------------------------------------------------------
|
|
void CBrushBatchRender::DrawBrushModelArray( IMatRenderContext* pRenderContext, int nCount,
|
|
const BrushArrayInstanceData_t *pInstanceData )
|
|
{
|
|
brushrender_t **ppBrushRender = (brushrender_t**)stackalloc( nCount * sizeof(brushrender_t*) );
|
|
CUtlVectorFixedGrowable< BrushBatchRenderData_t, 1024 > batchesToRender;
|
|
BuildBatchListToDraw( nCount, pInstanceData, batchesToRender, ppBrushRender );
|
|
|
|
int nBatchCount = batchesToRender.Count();
|
|
BrushBatchRenderData_t *pBatchData = batchesToRender.Base();
|
|
|
|
ComputeLightmapPages( nBatchCount, pBatchData );
|
|
|
|
std::make_heap( pBatchData, pBatchData + nBatchCount, BatchSortLessFunc );
|
|
std::sort_heap( pBatchData, pBatchData + nBatchCount, BatchSortLessFunc );
|
|
|
|
CUtlVectorFixedGrowable< BrushInstanceGroup_t, 512 > instanceGroups;
|
|
int nMaxInstanceCount = ComputeInstanceGroups( pRenderContext, nBatchCount, pBatchData, instanceGroups );
|
|
|
|
bool bHasPaintedSurfaces = DrawSortedBatchList( pRenderContext, instanceGroups.Count(), instanceGroups.Base(), nMaxInstanceCount );
|
|
if ( bHasPaintedSurfaces )
|
|
{
|
|
DrawPaintForBatches( pRenderContext, instanceGroups.Count(), instanceGroups.Base(), nMaxInstanceCount );
|
|
}
|
|
|
|
DrawDecalsForBatches( pRenderContext, nCount, pInstanceData, ppBrushRender );
|
|
|
|
DrawArrayDebugInformation( pRenderContext, nBatchCount, pBatchData );
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Builds the lists of shadow batches to draw
|
|
//-----------------------------------------------------------------------------
|
|
void CBrushBatchRender::BuildShadowBatchListToDraw( int nCount, const BrushArrayInstanceData_t *pInstanceData,
|
|
CUtlVectorFixedGrowable< BrushBatchRenderData_t, 1024 > &batchesToRender, int nModelTypeFlags )
|
|
{
|
|
for ( int i = 0; i < nCount; ++i )
|
|
{
|
|
const BrushArrayInstanceData_t &instance = pInstanceData[i];
|
|
brushrender_t *pRender = g_BrushBatchRenderer.FindOrCreateRenderBatch( const_cast< model_t* >( instance.m_pBrushModel ) );
|
|
if ( !pRender )
|
|
continue;
|
|
|
|
for ( int m = 0; m < pRender->meshCount; ++m )
|
|
{
|
|
brushrendermesh_t &mesh = pRender->pMeshes[m];
|
|
int nBatchIndex = mesh.firstBatch;
|
|
for ( int j = 0; j < mesh.batchCount; ++j, ++nBatchIndex )
|
|
{
|
|
// Select proper override material
|
|
const brushrenderbatch_t &renderBatch = pRender->pBatches[ nBatchIndex ];
|
|
int nAlphaTest = (int)renderBatch.pMaterial->IsAlphaTested();
|
|
int nNoCull = (int)renderBatch.pMaterial->IsTwoSided();
|
|
|
|
IMaterial *pDepthWriteMaterial;
|
|
|
|
if ( nModelTypeFlags & STUDIO_SSAODEPTHTEXTURE )
|
|
{
|
|
pDepthWriteMaterial = g_pMaterialSSAODepthWrite[ nAlphaTest ][ nNoCull ];
|
|
}
|
|
else
|
|
{
|
|
pDepthWriteMaterial = g_pMaterialDepthWrite[ nAlphaTest ][ nNoCull ];
|
|
}
|
|
|
|
int nIndex = batchesToRender.AddToTail();
|
|
BrushBatchRenderData_t &batch = batchesToRender[nIndex];
|
|
batch.m_pInstanceData = &instance;
|
|
batch.m_pBrushRender = pRender;
|
|
batch.m_nBatchIndex = nBatchIndex;
|
|
batch.m_nIsAlphaTested = nAlphaTest;
|
|
batch.m_pMaterial = pDepthWriteMaterial;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sorts shadows
|
|
//-----------------------------------------------------------------------------
|
|
inline bool __cdecl CBrushBatchRender::ShadowSortLessFunc( const BrushBatchRenderData_t &left, const BrushBatchRenderData_t &right )
|
|
{
|
|
if ( left.m_pMaterial != right.m_pMaterial )
|
|
return left.m_pMaterial < right.m_pMaterial;
|
|
if ( left.m_pInstanceData->m_pBrushToWorld != right.m_pInstanceData->m_pBrushToWorld )
|
|
return left.m_pInstanceData->m_pBrushToWorld < right.m_pInstanceData->m_pBrushToWorld;
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Draws an opaque (parts of a) brush model
|
|
//-----------------------------------------------------------------------------
|
|
void CBrushBatchRender::DrawShadowBatchList( IMatRenderContext* pRenderContext, int nCount, BrushInstanceGroup_t *pInstanceGroup, int nMaxInstanceCount )
|
|
{
|
|
VPROF( "DrawShadowBatchList" );
|
|
PIXEVENT( pRenderContext, "DrawShadowBatchList()" );
|
|
|
|
pRenderContext->BindLightmapPage( MATERIAL_SYSTEM_LIGHTMAP_PAGE_WHITE_BUMP );
|
|
|
|
MeshInstanceData_t *pInstance = (MeshInstanceData_t*)stackalloc( nMaxInstanceCount * sizeof(MeshInstanceData_t) );
|
|
|
|
for ( int i = 0; i < nCount; i++ )
|
|
{
|
|
BrushInstanceGroup_t &group = pInstanceGroup[i];
|
|
|
|
if ( group.m_pRenderData->m_nIsAlphaTested )
|
|
{
|
|
static unsigned int originalTextureVarCache = 0;
|
|
IMaterialVar *pOriginalTextureVar = group.m_pActualMaterial->FindVarFast( "$basetexture", &originalTextureVarCache );
|
|
static unsigned int originalTextureFrameVarCache = 0;
|
|
IMaterialVar *pOriginalTextureFrameVar = group.m_pActualMaterial->FindVarFast( "$frame", &originalTextureFrameVarCache );
|
|
static unsigned int originalAlphaRefCache = 0;
|
|
IMaterialVar *pOriginalAlphaRefVar = group.m_pActualMaterial->FindVarFast( "$AlphaTestReference", &originalAlphaRefCache );
|
|
|
|
static unsigned int textureVarCache = 0;
|
|
IMaterialVar *pTextureVar = group.m_pMaterial->FindVarFast( "$basetexture", &textureVarCache );
|
|
static unsigned int textureFrameVarCache = 0;
|
|
IMaterialVar *pTextureFrameVar = group.m_pMaterial->FindVarFast( "$frame", &textureFrameVarCache );
|
|
static unsigned int alphaRefCache = 0;
|
|
IMaterialVar *pAlphaRefVar = group.m_pMaterial->FindVarFast( "$AlphaTestReference", &alphaRefCache );
|
|
|
|
if( pTextureVar && pOriginalTextureVar )
|
|
{
|
|
pTextureVar->SetTextureValue( pOriginalTextureVar->GetTextureValue() );
|
|
}
|
|
|
|
if( pTextureFrameVar && pOriginalTextureFrameVar )
|
|
{
|
|
pTextureFrameVar->SetIntValue( pOriginalTextureFrameVar->GetIntValue() );
|
|
}
|
|
|
|
if( pAlphaRefVar && pOriginalAlphaRefVar )
|
|
{
|
|
pAlphaRefVar->SetFloatValue( pOriginalAlphaRefVar->GetFloatValue() );
|
|
}
|
|
}
|
|
|
|
pRenderContext->Bind( group.m_pMaterial, NULL );
|
|
|
|
// Only writing indices
|
|
// FIXME: Can we make this a static index buffer?
|
|
IIndexBuffer *pBuildIndexBuffer = pRenderContext->GetDynamicIndexBuffer();
|
|
CIndexBuilder indexBuilder( pBuildIndexBuffer, MATERIAL_INDEX_FORMAT_16BIT );
|
|
indexBuilder.Lock( group.m_nIndexCount, 0 );
|
|
int nIndexOffset = indexBuilder.Offset() / sizeof(uint16);
|
|
|
|
for ( int j = 0; j < group.m_nCount; ++j )
|
|
{
|
|
BrushBatchRenderData_t &renderData = group.m_pRenderData[j];
|
|
const brushrenderbatch_t &batch = renderData.m_pBrushRender->pBatches[ renderData.m_nBatchIndex ];
|
|
const model_t *pModel = renderData.m_pInstanceData->m_pBrushModel;
|
|
SurfaceHandle_t firstSurfID = SurfaceHandleFromIndex( pModel->brush.firstmodelsurface, pModel->brush.pShared );
|
|
for ( int k = 0; k < batch.surfaceCount; k++ )
|
|
{
|
|
const brushrendersurface_t &surface = renderData.m_pBrushRender->pSurfaces[batch.firstSurface + k];
|
|
SurfaceHandle_t surfID = firstSurfID + surface.surfaceIndex;
|
|
|
|
Assert( !(MSurf_Flags( surfID ) & SURFDRAW_NODRAW) );
|
|
BuildIndicesForSurface( indexBuilder, surfID );
|
|
}
|
|
|
|
MeshInstanceData_t &instance = pInstance[ j ];
|
|
instance.m_pEnvCubemap = NULL;
|
|
instance.m_pPoseToWorld = renderData.m_pInstanceData->m_pBrushToWorld;
|
|
instance.m_pLightingState = NULL;
|
|
instance.m_nBoneCount = 1;
|
|
instance.m_pBoneRemap = NULL;
|
|
instance.m_nIndexOffset = nIndexOffset;
|
|
instance.m_nIndexCount = batch.indexCount;
|
|
instance.m_nPrimType = MATERIAL_TRIANGLES;
|
|
instance.m_pColorBuffer = NULL;
|
|
instance.m_nColorVertexOffsetInBytes = 0;
|
|
instance.m_pStencilState = renderData.m_pInstanceData->m_pStencilState;
|
|
instance.m_pVertexBuffer = g_WorldStaticMeshes[ batch.sortID ];
|
|
instance.m_pIndexBuffer = pBuildIndexBuffer;
|
|
instance.m_nVertexOffsetInBytes = 0;
|
|
instance.m_DiffuseModulation.Init( 1.0f, 1.0f, 1.0f, 1.0f );
|
|
instance.m_nLightmapPageId = MATERIAL_SYSTEM_LIGHTMAP_PAGE_WHITE_BUMP;
|
|
instance.m_bColorBufferHasIndirectLightingOnly = false;
|
|
|
|
nIndexOffset += batch.indexCount;
|
|
}
|
|
|
|
indexBuilder.End( );
|
|
pRenderContext->DrawInstances( group.m_nCount, pInstance );
|
|
}
|
|
}
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//-----------------------------------------------------------------------------
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// Main entry point for rendering an array of brush model shadows
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//-----------------------------------------------------------------------------
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void CBrushBatchRender::DrawBrushModelShadowArray( IMatRenderContext* pRenderContext, int nCount,
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const BrushArrayInstanceData_t *pInstanceData, int nModelTypeFlags )
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{
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CUtlVectorFixedGrowable< BrushBatchRenderData_t, 1024 > batchesToRender;
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BuildShadowBatchListToDraw( nCount, pInstanceData, batchesToRender, nModelTypeFlags );
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int nBatchCount = batchesToRender.Count();
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BrushBatchRenderData_t *pBatchData = batchesToRender.Base();
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std::make_heap( pBatchData, pBatchData + nBatchCount, ShadowSortLessFunc );
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std::sort_heap( pBatchData, pBatchData + nBatchCount, ShadowSortLessFunc );
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CUtlVectorFixedGrowable< BrushInstanceGroup_t, 512 > instanceGroups;
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int nMaxInstanceCount = ComputeInstanceGroups( pRenderContext, nBatchCount, pBatchData, instanceGroups );
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DrawShadowBatchList( pRenderContext, instanceGroups.Count(), instanceGroups.Base(), nMaxInstanceCount );
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}
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