296 lines
11 KiB
C
296 lines
11 KiB
C
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//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $Workfile: $
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// $Date: $
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//
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//-----------------------------------------------------------------------------
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// $Log: $
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef DISPMAPIMAGEFILTER_H
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#define DISPMAPIMAGEFILTER_H
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#pragma once
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class CChunkFile;
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class CMapDisp;
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enum ChunkFileResult_t;
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//#define PAINTAXIS_AXIAL_X 0
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//#define PAINTAXIS_AXIAL_Y 1
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//#define PAINTAXIS_AXIAL_Z 2
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//#define PAINTAXIS_SUBDIV 3
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//#define PAINTAXIS_FACE 4
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//=============================================================================
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//
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// height,0-------height,width
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// | |
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// | | "Orientation of Filter"
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// | |
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// | |
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// | |
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// | |
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// | |
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// 0,0---------0,width
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//
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//#define IMAGEFILTERTYPE_ADD 0
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//#define IMAGEFILTERTYPE_MULT 1
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//#define IMAGEFILTERTYPE_CONV 2
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//#define IMAGEFILTERTYPE_CONVATTEN 3
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//#define IMAGEFILTERTYPE_EQUAL 4
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#define IMAGEFILTER_EQUALMASK -99999.0f
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//#define IMAGEFILTERDATA_DISTANCE 0
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//#define IMAGEFILTERDATA_ALPHA 1
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//-----------------------------------------------------------------------------
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//
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// 2--3--4
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// | |
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// 1 8 5
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// | |
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// 0--7--6
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//
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//-----------------------------------------------------------------------------
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#define IMAGEFILTER_WEST 1
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#define IMAGEFILTER_NORTH 3
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#define IMAGEFILTER_EAST 5
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#define IMAGEFILTER_SOUTH 7
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#define IMAGEFILTER_SOUTHWEST 0
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#define IMAGEFILTER_NORTHWEST 2
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#define IMAGEFILTER_NORTHEAST 4
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#define IMAGEFILTER_SOUTHEAST 6
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#define IMAGEFILTER_MAIN 8
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#define IMAGEFILTER_ORIENT_WEST 0
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#define IMAGEFILTER_ORIENT_NORTH 1
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#define IMAGEFILTER_ORIENT_EAST 2
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#define IMAGEFILTER_ORIENT_SOUTH 3
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#define IMAGEFILTER_ORIENT_SOUTHWEST 0
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#define IMAGEFILTER_ORIENT_SOUTHEAST 1
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#define IMAGEFILTER_ORIENT_NORTHWEST 2
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#define IMAGEFILTER_ORIENT_NORTHEAST 3
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//=============================================================================
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//
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// Displacement Image Filter
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//
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class CDispMapImageFilter
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{
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public:
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unsigned int m_Type; // type of filter -- add, multiply, conv, etc.
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int m_DataType; // type of data - distance, alpha (all 1-d)
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float *m_pImage; // filter "image" - matrix defining the "brush"
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int m_Height; // filter size (height)
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int m_Width; // filter size (width)
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// set at run-time
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float m_Scale; // scale
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int m_AreaHeight; // convolution area of effect (height)
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int m_AreaWidth; // convolution area of effect (width)
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// icon name
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CString m_Name; // name of filter
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CDispMapImageFilter();
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~CDispMapImageFilter();
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ChunkFileResult_t LoadFilter( CChunkFile *pFile );
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private:
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static int GetFilterType( CString type );
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static ChunkFileResult_t LoadFilterKeyCallback( const char *szKey, const char *szValue, CDispMapImageFilter *pFilter );
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static ChunkFileResult_t LoadImageCallback( CChunkFile *pFile, CDispMapImageFilter *pFilter );
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static ChunkFileResult_t LoadImageKeyCallback( const char *szKey, const char *szValue, CDispMapImageFilter *pFilter );
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static void ValidHeight( int height );
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static void ValidWidth( int width );
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};
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//=============================================================================
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//
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// Displacement Image Filter Manager
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//
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#define FILTERLIST_SIZE 64
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class CDispMapImageFilterManager
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{
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public:
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//=========================================================================
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//
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// Filter Creation/Destruction Functions
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//
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CDispMapImageFilterManager();
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CDispMapImageFilter *Create( void );
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void Destroy( void );
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void Add( CDispMapImageFilter *pFilter );
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//=========================================================================
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//
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// Filter List Functions
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//
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inline int GetFilterCount( void );
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inline CDispMapImageFilter *GetFilter( int ndx );
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void AddFilterToList( CDispMapImageFilter *pFilter );
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inline void SetActiveFilter( int ndx );
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inline CDispMapImageFilter *GetActiveFilter( void );
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//=========================================================================
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//
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// Operation Functions
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//
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bool Apply( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int paintDirType, Vector const &vPaintDir, bool bSew );
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private:
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int m_ActiveFilter;
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int m_FilterCount;
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CDispMapImageFilter *m_pFilterList[FILTERLIST_SIZE];
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int m_PaintType;
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Vector m_PaintDir;
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//========================================================================
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//
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// Filter Application Operation Functions
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//
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bool PreApply( CDispMapImageFilter *pFilter, int nPaintDirType, const Vector &vecPaintDir );
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bool PostApply( bool bSew );
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void ApplyAt( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxVert );
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void ApplyAddFilter( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxVert );
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void ApplyMultFilter( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxVert );
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void ApplyEqualFilter( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxVert );
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void ApplySmoothFilter( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxVert );
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void Apply3x3SmoothFilter( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxVert, Vector &vPos );
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//========================================================================
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//
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// Hit Data
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//
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struct PosHitData_t
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{
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int m_CornerCount;
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int m_ndxCorners[2];
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int m_EdgeCount;
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int m_ndxEdges[2];
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bool m_bMain;
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};
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void HitData_Init( PosHitData_t &hitData );
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void HitData_Setup( PosHitData_t &hitData, int ndxHgt, int ndxWid, int imgHgt, int imgWid );
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//=========================================================================
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//
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// Image Data Functions
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//
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void SetImageValues( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxHgt, int ndxWid, int ndxImg, int imgCount, Vector &vPaintValue );
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bool GetImageValues( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxHgt, int ndxWid, int ndxImg, int imgCount, Vector &vPaintValue );
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bool GetImageFlatSubdivValues( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxHgt, int ndxWid, int ndxImg, int imgCount, Vector &value );
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bool GetImageFieldValues( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxHgt, int ndxWid,
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int ndxImg, int imgCount, Vector &vNormal, float &dist );
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inline void SetImageValue( CMapDisp *pDisp, CDispMapImageFilter *pFilter, int ndx, Vector &vPaintValue );
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inline void GetImageValue( CMapDisp *pDisp, CDispMapImageFilter *pFilter, int ndx, Vector &vPaintValue );
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inline void GetImageFlatSubdivValue( CMapDisp *pDisp, CDispMapImageFilter *pFilter, int ndxDisp, Vector &vPaintValue );
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inline void GetImageFieldData( CMapDisp *pDisp, CDispMapImageFilter *pFilter, int ndxDisp, Vector &vNormal, float &dist );
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int GetSWImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetWImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetNWImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetNImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetNEImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetEImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetSEImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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int GetSImageIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid );
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void MainImageValue( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void SWImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void WImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void NWImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void NImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void NEImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void EImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void SEImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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void SImageValue( CDispMapImageFilter *pFilter, CMapDisp *pNeighborDisp, int neighborOrient, int ndxHgt, int ndxWid, bool bSet, Vector &value );
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CMapDisp *GetSurfaceAtIndex( CMapDisp *pDisp, int ndxHgt, int ndxWid, int &newIndex );
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CMapDisp *GetImage( CDispMapImageFilter *pFilter, CMapDisp *pDisp, int ndxHgt, int ndxWid,
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int ndxImg, int imgCount, int &orient );
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bool IsNeighborInSelectionSet( CMapDisp *pNeighborDisp );
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//=========================================================================
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//
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// Filter Data Functions
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//
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bool GetFilterVector( CDispMapImageFilter *pFilter,CMapDisp *pDisp, int ndxHgt, int ndxWid,
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int ndxImg, int imgCount, int ndxFilter, Vector &vFilterDir );
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//=========================================================================
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//
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// Utility Functions
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//
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void ClampValues( CDispMapImageFilter *pFilter, Vector &v );
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int GetAdjustedIndex( CMapDisp *pDisp, int orient, int ndxHgt, int ndxWid, int ndxImg );
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bool IsEqualMask( CDispMapImageFilter *pFilter, int ndxFilter );
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int GetCornerImageCount( CMapDisp *pDisp, int ndxCorner );
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int GetImageCountAtPoint( CMapDisp *pDisp, int ndxHgt, int ndxWid );
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void CalcEdgeCornerFlags( int ndxHgt, int ndxWid, int imgHgt, int imgWid, bool &bOnEdge, bool &bOnCorner );
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};
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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inline int CDispMapImageFilterManager::GetFilterCount( void )
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{
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return m_FilterCount;
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}
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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inline CDispMapImageFilter *CDispMapImageFilterManager::GetFilter( int ndx )
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{
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if( ndx < 0 ) { return NULL; }
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if( ndx >= m_FilterCount ) { return NULL; }
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return m_pFilterList[ndx];
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}
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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inline void CDispMapImageFilterManager::SetActiveFilter( int ndx )
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{
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if( ndx < 0 ) { return; }
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if( ndx >= m_FilterCount ) { return; }
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m_ActiveFilter = ndx;
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}
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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inline CDispMapImageFilter *CDispMapImageFilterManager::GetActiveFilter( void )
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{
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return m_pFilterList[m_ActiveFilter];
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}
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#endif // DISPMAPIMAGEFILTER_H
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