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71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
//========= Copyright 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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#ifndef VBSP_DISPINFO_H
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#define VBSP_DISPINFO_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "vbsp.h"
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#include "utlvector.h"
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#include "disp_tesselate.h"
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class CPhysCollisionEntry;
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class CCoreDispInfo;
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struct dmodel_t;
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// This provides the template functions that the engine's tesselation code needs
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// so we can share the code in VBSP.
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class CVBSPTesselateHelper : public CBaseTesselateHelper
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{
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public:
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void EndTriangle()
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{
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m_pIndices->AddToTail( m_TempIndices[0] );
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m_pIndices->AddToTail( m_TempIndices[1] );
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m_pIndices->AddToTail( m_TempIndices[2] );
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}
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DispNodeInfo_t& GetNodeInfo( int iNodeBit )
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{
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// VBSP doesn't care about these. Give it back something to play with.
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static DispNodeInfo_t dummy;
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return dummy;
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}
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public:
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CUtlVector<unsigned short> *m_pIndices;
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};
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extern CUtlVector<CCoreDispInfo*> g_CoreDispInfos;
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// Setup initial entries in g_dispinfo with some of the vertex data from the mapdisps.
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void EmitInitialDispInfos();
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// Resample vertex alpha into lightmap alpha for displacement surfaces so LOD popping artifacts are
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// less noticeable on the mid-to-high end.
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//
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// Also builds neighbor data.
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void EmitDispLMAlphaAndNeighbors();
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// Setup a CCoreDispInfo given a mapdispinfo_t.
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// If pFace is non-NULL, then lightmap texture coordinates will be generated.
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void DispMapToCoreDispInfo( mapdispinfo_t *pMapDisp,
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CCoreDispInfo *pCoreDispInfo, dface_t *pFace, int *pSwappedTexInfos );
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void DispGetFaceInfo( mapbrush_t *pBrush );
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bool HasDispInfo( mapbrush_t *pBrush );
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// Computes the bounds for a disp info
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void ComputeDispInfoBounds( int dispinfo, Vector& mins, Vector& maxs );
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#endif // VBSP_DISPINFO_H
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