00001 /*======================================================================= 00002 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00003 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00004 *** *** 00005 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00006 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00007 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00008 *** *** 00009 *** RESTRICTED RIGHTS LEGEND *** 00010 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00011 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00012 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00013 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00014 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00015 *** *** 00016 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00017 *** BORDEAUX, FRANCE *** 00018 *** ALL RIGHTS RESERVED *** 00019 **=======================================================================*/ 00020 /*======================================================================= 00021 ** Author : C. OGNIER (Jan 2005) 00022 **=======================================================================*/ 00023 00024 #ifndef _SODDSIMAGERW_ 00025 #define _SODDSIMAGERW_ 00026 00027 00028 #include <Inventor/image/SoRasterImageRW.h> 00029 #include <Inventor/threads/SbThreadMutex.h> 00030 00067 class SoDDSImageRW : public SoRasterImageRW { 00068 00069 SO_IMAGE_RASTER_RW_HEADER() 00070 00071 public: 00072 00076 SoDDSImageRW(); 00077 00081 virtual ~SoDDSImageRW(); 00082 00086 virtual SbBool open(SoRasterImageIO* rasterImageIO, OpenMode openMode); 00087 00092 virtual SbBool write(SbRasterImage* rasterImage, unsigned int xPos = 0, unsigned int yPos = 0); 00093 00099 virtual SbBool read(SbRasterImage* rasterImage, SbBool infoOnly = FALSE); 00100 00106 virtual SbBool isMultipleBufferInverted() const; 00107 00111 virtual SoRasterImageRW::WriteCapability getWriteCapability() const; 00112 00116 virtual SoRasterImageRW::ReadCapability getReadCapability() const; 00117 00118 00119 private: 00120 virtual void createSuffixList(); 00121 00122 void readAndConvert(void* dd, FILE* fp); 00123 00124 private: 00125 static SbThreadMutex s_mutex; 00126 00130 static const size_t s_pixelSize; 00131 00135 static const size_t s_numPixelsPerBlockSide; 00136 00140 bool m_isFlipNeeded; 00141 00145 size_t getBufferSize(size_t topLevelTextureSize, size_t numMipMaps) const; 00146 00147 }; 00148 00149 #endif 00150