Dario Sassi
74 lines
2.9 KiB
C++
74 lines
2.9 KiB
C++
//----------------------------------------------------------------------------
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// EgalTech 2015-2015
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//----------------------------------------------------------------------------
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// File : Scene.h Data : 27.09.15 Versione : 1.6i8
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// Contenuto : Dichiarazione della classe gestione textures.
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//
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//
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//
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// Modifiche : 27.09.15 DS Creazione modulo.
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//
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//
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//----------------------------------------------------------------------------
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#pragma once
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#include <string>
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#include <unordered_map>
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class Scene ;
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//----------------------------------------------------------------------------
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struct TextureData {
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std::string sFile ;
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double dDimX ;
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double dDimY ;
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int nWidth ;
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int nHeight ;
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int nImgWidth ;
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int nImgHeight ;
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unsigned int nTexId ;
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int nRepeat ;
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TextureData( void)
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: dDimX( 0), dDimY( 0), nWidth( 0), nHeight( 0), nImgWidth( 0), nImgHeight( 0), nTexId( 0), nRepeat( 0) {}
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TextureData( std::string sF, double dX, double dY, int nW, int nH, int nImgW, int nImgH, unsigned int nT, int nR)
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: sFile( sF), dDimX( dX), dDimY( dY), nWidth( nW), nHeight( nH), nImgWidth( nImgW), nImgHeight( nImgH), nTexId( nT), nRepeat( nR) {}
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} ;
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typedef std::unordered_map<std::string,TextureData> STRTEXTD_UMAP ;
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struct FIBITMAP ;
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//----------------------------------------------------------------------------
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class TextureMgr
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{
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public :
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TextureMgr( void) ;
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~TextureMgr( void) ;
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public :
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void SetScene( Scene* pScene)
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{ m_pScene = pScene ; }
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bool Clear( void) ;
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bool SetTextureMaxLinPixels( int nMaxLinPix) ;
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bool LoadTexture( const std::string& sName, const std::string& sPath,
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double dMMxPix, double dDimX, double dDimY, int nRepeat) ;
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bool Exists( const std::string& sName) const ;
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bool GetPixels( const std::string& sName, int& nWidth, int& nHeight) const ;
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bool GetImagePixels( const std::string& sName, int& nWidth, int& nHeight) const ;
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bool GetDimensions( const std::string& sName, double& dDimX, double& dDimY) const ;
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bool ChangeDimensions( const std::string& sName, double dDimX, double dDimY) ;
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bool UnloadTexture( const std::string& sName) ;
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bool GetTextureData( const std::string& sName, unsigned int& nId, double& dDimX, double& dDimY) const ;
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private :
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bool LoadCalcTexture( const std::string& sName,
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double dMMxPix, double dDimX, double dDimY, int nRepeat) ;
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bool ReadImage( const std::string& sFile, FIBITMAP*& pDib, int& nFilePixX, int& nFilePixY) ;
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bool TestImageWithOpenGL( FIBITMAP*& pDib) ;
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private :
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Scene* m_pScene ; // puntatore alla scena
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int m_nMaxLinPix ; // massima dimensione lineare in pixel
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STRTEXTD_UMAP m_umTextData ; // dati delle textures
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} ; |