327 lines
12 KiB
C++
327 lines
12 KiB
C++
#include "osg/Texture"
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#include "osgDB/Registry"
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#include "osgDB/Input"
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#include "osgDB/Output"
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using namespace osg;
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using namespace osgDB;
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// forward declare functions to use later.
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bool Texture_readLocalData(Object& obj, Input& fr);
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bool Texture_writeLocalData(const Object& obj, Output& fw);
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bool Texture_matchWrapStr(const char* str,Texture::WrapMode& wrap);
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const char* Texture_getWrapStr(Texture::WrapMode wrap);
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bool Texture_matchFilterStr(const char* str,Texture::FilterMode& filter);
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const char* Texture_getFilterStr(Texture::FilterMode filter);
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bool Texture_matchInternalFormatModeStr(const char* str,Texture::InternalFormatMode& mode);
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const char* Texture_getInternalFormatModeStr(Texture::InternalFormatMode mode);
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bool Texture_matchInternalFormatValueStr(const char* str,int& value);
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const char* Texture_getInternalFormatValueStr(int value);
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bool Texture_matchSubloadModeStr(const char* str, Texture::SubloadMode& value);
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const char* Texture_getSubloadModeStr(Texture::SubloadMode value);
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// register the read and write functions with the osgDB::Registry.
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RegisterDotOsgWrapperProxy g_TextureProxy
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(
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new osg::Texture,
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"Texture",
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"Object StateAttribute Texture",
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&Texture_readLocalData,
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&Texture_writeLocalData
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);
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bool Texture_readLocalData(Object& obj, Input& fr)
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{
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bool iteratorAdvanced = false;
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Texture& texture = static_cast<Texture&>(obj);
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if (fr[0].matchWord("file") && fr[1].isString())
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{
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std::string filename = fr[1].getStr();
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Image* image = fr.readImage(filename.c_str());
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if (image)
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{
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// name will have already been set by the image plugin,
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// but it will have absolute path, so will override it
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// here to keep the original name intact.
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//image->setFileName(filename);
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texture.setImage(image);
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}
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fr += 2;
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iteratorAdvanced = true;
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}
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Texture::WrapMode wrap;
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if (fr[0].matchWord("wrap_s") && Texture_matchWrapStr(fr[1].getStr(),wrap))
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{
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texture.setWrap(Texture::WRAP_S,wrap);
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fr+=2;
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iteratorAdvanced = true;
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}
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if (fr[0].matchWord("wrap_t") && Texture_matchWrapStr(fr[1].getStr(),wrap))
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{
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texture.setWrap(Texture::WRAP_T,wrap);
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fr+=2;
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iteratorAdvanced = true;
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}
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if (fr[0].matchWord("wrap_r") && Texture_matchWrapStr(fr[1].getStr(),wrap))
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{
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texture.setWrap(Texture::WRAP_R,wrap);
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fr+=2;
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iteratorAdvanced = true;
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}
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Texture::FilterMode filter;
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if (fr[0].matchWord("min_filter") && Texture_matchFilterStr(fr[1].getStr(),filter))
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{
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texture.setFilter(Texture::MIN_FILTER,filter);
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fr+=2;
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iteratorAdvanced = true;
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}
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if (fr[0].matchWord("mag_filter") && Texture_matchFilterStr(fr[1].getStr(),filter))
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{
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texture.setFilter(Texture::MAG_FILTER,filter);
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fr+=2;
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iteratorAdvanced = true;
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}
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Texture::InternalFormatMode mode;
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if (fr[0].matchWord("internalFormatMode") && Texture_matchInternalFormatModeStr(fr[1].getStr(),mode))
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{
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texture.setInternalFormatMode(mode);
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fr+=2;
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iteratorAdvanced = true;
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}
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if (fr[0].matchWord("internalFormatValue"))
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{
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int value;
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if (Texture_matchInternalFormatValueStr(fr[1].getStr(),value) || fr[1].getInt(value))
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{
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texture.setInternalFormatValue(value);
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fr+=2;
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iteratorAdvanced = true;
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}
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}
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Texture::SubloadMode submode;
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if (fr[0].matchWord("subloadMode") && Texture_matchSubloadModeStr(fr[1].getStr(),submode))
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{
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texture.setSubloadMode(submode);
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fr += 2;
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iteratorAdvanced = true;
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}
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if (fr[0].matchWord("subloadOffset"))
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{
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int x, y;
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if (fr[1].getInt(x) && fr[2].getInt(y))
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{
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texture.setSubloadOffset(x, y);
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fr += 3;
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iteratorAdvanced = true;
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}
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}
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return iteratorAdvanced;
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}
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bool Texture_writeLocalData(const Object& obj, Output& fw)
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{
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const Texture& texture = static_cast<const Texture&>(obj);
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if (texture.getImage() && !(texture.getImage()->getFileName().empty()))
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{
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fw.indent() << "file \""<<fw.getFileNameForOutput(texture.getImage()->getFileName())<<"\""<< std::endl;
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}
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fw.indent() << "wrap_s " << Texture_getWrapStr(texture.getWrap(Texture::WRAP_S)) << std::endl;
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fw.indent() << "wrap_t " << Texture_getWrapStr(texture.getWrap(Texture::WRAP_T)) << std::endl;
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fw.indent() << "wrap_r " << Texture_getWrapStr(texture.getWrap(Texture::WRAP_R)) << std::endl;
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fw.indent() << "min_filter " << Texture_getFilterStr(texture.getFilter(Texture::MIN_FILTER)) << std::endl;
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fw.indent() << "mag_filter " << Texture_getFilterStr(texture.getFilter(Texture::MAG_FILTER)) << std::endl;
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fw.indent() << "internalFormatMode " << Texture_getInternalFormatModeStr(texture.getInternalFormatMode()) << std::endl;
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if (texture.getInternalFormatMode()==Texture::USE_USER_DEFINED_FORMAT)
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{
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const char* str = Texture_getInternalFormatValueStr(texture.getInternalFormatValue());
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if (str) fw.indent() << "internalFormatValue " << str << std::endl;
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else fw.indent() << "internalFormatValue " << texture.getInternalFormatValue() << std::endl;
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}
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fw.indent() << "subloadMode " << Texture_getSubloadModeStr(texture.getSubloadMode()) << std::endl;
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if (texture.getSubloadMode()!=Texture::OFF)
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{
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int x, y;
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texture.getSubloadOffset(x, y);
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fw.indent() << "subloadOffset " << x << " " << y << std::endl;
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}
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return true;
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}
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bool Texture_matchWrapStr(const char* str,Texture::WrapMode& wrap)
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{
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if (strcmp(str,"CLAMP")==0) wrap = Texture::CLAMP;
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else if (strcmp(str,"CLAMP_TO_EDGE")==0) wrap = Texture::CLAMP_TO_EDGE;
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else if (strcmp(str,"REPEAT")==0) wrap = Texture::REPEAT;
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else if (strcmp(str,"MIRROR")==0) wrap = Texture::MIRROR;
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else return false;
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return true;
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}
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const char* Texture_getWrapStr(Texture::WrapMode wrap)
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{
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switch(wrap)
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{
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case(Texture::CLAMP): return "CLAMP";
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case(Texture::CLAMP_TO_EDGE): return "CLAMP_TO_EDGE";
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case(Texture::REPEAT): return "REPEAT";
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case(Texture::MIRROR): return "MIRROR";
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}
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return "";
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}
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bool Texture_matchFilterStr(const char* str,Texture::FilterMode& filter)
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{
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if (strcmp(str,"NEAREST")==0) filter = Texture::NEAREST;
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else if (strcmp(str,"LINEAR")==0) filter = Texture::LINEAR;
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else if (strcmp(str,"NEAREST_MIPMAP_NEAREST")==0) filter = Texture::NEAREST_MIPMAP_NEAREST;
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else if (strcmp(str,"LINEAR_MIPMAP_NEAREST")==0) filter = Texture::LINEAR_MIPMAP_NEAREST;
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else if (strcmp(str,"NEAREST_MIPMAP_LINEAR")==0) filter = Texture::NEAREST_MIPMAP_LINEAR;
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else if (strcmp(str,"LINEAR_MIPMAP_LINEAR")==0) filter = Texture::LINEAR_MIPMAP_LINEAR;
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else if (strcmp(str,"ANISOTROPIC")==0) filter = Texture::ANISOTROPIC;
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else return false;
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return true;
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}
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const char* Texture_getFilterStr(Texture::FilterMode filter)
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{
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switch(filter)
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{
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case(Texture::NEAREST): return "NEAREST";
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case(Texture::LINEAR): return "LINEAR";
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case(Texture::NEAREST_MIPMAP_NEAREST): return "NEAREST_MIPMAP_NEAREST";
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case(Texture::LINEAR_MIPMAP_NEAREST): return "LINEAR_MIPMAP_NEAREST";
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case(Texture::NEAREST_MIPMAP_LINEAR): return "NEAREST_MIPMAP_LINEAR";
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case(Texture::LINEAR_MIPMAP_LINEAR): return "LINEAR_MIPMAP_LINEAR";
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case(Texture::ANISOTROPIC): return "ANISOTROPIC";
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}
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return "";
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}
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bool Texture_matchInternalFormatModeStr(const char* str,Texture::InternalFormatMode& mode)
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{
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if (strcmp(str,"USE_IMAGE_DATA_FORMAT")==0) mode = Texture::USE_IMAGE_DATA_FORMAT;
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else if (strcmp(str,"USE_USER_DEFINED_FORMAT")==0) mode = Texture::USE_USER_DEFINED_FORMAT;
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else if (strcmp(str,"USE_ARB_COMPRESSION")==0) mode = Texture::USE_ARB_COMPRESSION;
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else if (strcmp(str,"USE_S3TC_DXT1_COMPRESSION")==0) mode = Texture::USE_S3TC_DXT1_COMPRESSION;
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else if (strcmp(str,"USE_S3TC_DXT3_COMPRESSION")==0) mode = Texture::USE_S3TC_DXT3_COMPRESSION;
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else if (strcmp(str,"USE_S3TC_DXT5_COMPRESSION")==0) mode = Texture::USE_S3TC_DXT5_COMPRESSION;
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else return false;
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return true;
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}
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const char* Texture_getInternalFormatModeStr(Texture::InternalFormatMode mode)
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{
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switch(mode)
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{
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case(Texture::USE_IMAGE_DATA_FORMAT): return "USE_IMAGE_DATA_FORMAT";
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case(Texture::USE_USER_DEFINED_FORMAT): return "USE_USER_DEFINED_FORMAT";
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case(Texture::USE_ARB_COMPRESSION): return "USE_ARB_COMPRESSION";
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case(Texture::USE_S3TC_DXT1_COMPRESSION): return "USE_S3TC_DXT1_COMPRESSION";
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case(Texture::USE_S3TC_DXT3_COMPRESSION): return "USE_S3TC_DXT3_COMPRESSION";
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case(Texture::USE_S3TC_DXT5_COMPRESSION): return "USE_S3TC_DXT5_COMPRESSION";
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}
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return "";
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}
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bool Texture_matchInternalFormatValueStr(const char* str,int& value)
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{
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if ( strcmp(str,"GL_INTENSITY")==0) value = GL_INTENSITY;
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else if (strcmp(str,"GL_LUMINANCE")==0) value = GL_LUMINANCE;
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else if (strcmp(str,"GL_ALPHA")==0) value = GL_ALPHA;
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else if (strcmp(str,"GL_LUMINANCE_ALPHA")==0) value = GL_LUMINANCE_ALPHA;
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else if (strcmp(str,"GL_RGB")==0) value = GL_RGB;
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else if (strcmp(str,"GL_RGBA")==0) value = GL_RGBA;
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else if (strcmp(str,"GL_COMPRESSED_ALPHA_ARB")==0) value = GL_COMPRESSED_ALPHA_ARB;
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else if (strcmp(str,"GL_COMPRESSED_LUMINANCE_ARB")==0) value = GL_COMPRESSED_LUMINANCE_ARB;
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else if (strcmp(str,"GL_COMPRESSED_INTENSITY_ARB")==0) value = GL_COMPRESSED_INTENSITY_ARB;
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else if (strcmp(str,"GL_COMPRESSED_LUMINANCE_ALPHA_ARB")==0) value = GL_COMPRESSED_LUMINANCE_ALPHA_ARB;
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else if (strcmp(str,"GL_COMPRESSED_RGB_ARB")==0) value = GL_COMPRESSED_RGB_ARB;
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else if (strcmp(str,"GL_COMPRESSED_RGBA_ARB")==0) value = GL_COMPRESSED_RGBA_ARB;
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else if (strcmp(str,"GL_COMPRESSED_RGB_S3TC_DXT1_EXT")==0) value = GL_COMPRESSED_RGB_S3TC_DXT1_EXT;
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else if (strcmp(str,"GL_COMPRESSED_RGBA_S3TC_DXT1_EXT")==0) value = GL_COMPRESSED_RGBA_S3TC_DXT1_EXT;
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else if (strcmp(str,"GL_COMPRESSED_RGBA_S3TC_DXT3_EXT")==0) value = GL_COMPRESSED_RGBA_S3TC_DXT3_EXT;
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else if (strcmp(str,"GL_COMPRESSED_RGBA_S3TC_DXT5_EXT")==0) value = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT;
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else return false;
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return true;
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}
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const char* Texture_getInternalFormatValueStr(int value)
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{
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switch(value)
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{
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case(GL_INTENSITY): return "GL_INTENSITY";
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case(GL_LUMINANCE): return "GL_LUMINANCE";
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case(GL_ALPHA): return "GL_ALPHA";
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case(GL_LUMINANCE_ALPHA): return "GL_LUMINANCE_ALPHA";
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case(GL_RGB): return "GL_RGB";
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case(GL_RGBA): return "GL_RGBA";
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case(GL_COMPRESSED_ALPHA_ARB): return "GL_COMPRESSED_ALPHA_ARB";
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case(GL_COMPRESSED_LUMINANCE_ARB): return "GL_COMPRESSED_LUMINANCE_ARB";
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case(GL_COMPRESSED_INTENSITY_ARB): return "GL_COMPRESSED_INTENSITY_ARB";
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case(GL_COMPRESSED_LUMINANCE_ALPHA_ARB): return "GL_COMPRESSED_LUMINANCE_ALPHA_ARB";
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case(GL_COMPRESSED_RGB_ARB): return "GL_COMPRESSED_RGB_ARB";
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case(GL_COMPRESSED_RGBA_ARB): return "GL_COMPRESSED_RGBA_ARB";
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case(GL_COMPRESSED_RGB_S3TC_DXT1_EXT): return "GL_COMPRESSED_RGB_S3TC_DXT1_EXT";
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case(GL_COMPRESSED_RGBA_S3TC_DXT1_EXT): return "GL_COMPRESSED_RGBA_S3TC_DXT1_EXT";
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case(GL_COMPRESSED_RGBA_S3TC_DXT3_EXT): return "GL_COMPRESSED_RGBA_S3TC_DXT3_EXT";
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case(GL_COMPRESSED_RGBA_S3TC_DXT5_EXT): return "GL_COMPRESSED_RGBA_S3TC_DXT5_EXT";
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}
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return NULL;
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}
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bool Texture_matchSubloadModeStr(const char* str,Texture::SubloadMode& value)
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{
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if (strcmp(str, "OFF") == 0)
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value = Texture::OFF;
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else if (strcmp(str, "AUTO") == 0)
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value = Texture::AUTO;
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else if (strcmp(str, "IF_DIRTY") == 0)
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value = Texture::IF_DIRTY;
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else
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return false;
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return true;
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}
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const char* Texture_getSubloadModeStr(Texture::SubloadMode value)
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{
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switch (value)
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{
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case Texture::OFF: return "OFF";
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case Texture::AUTO: return "AUTO";
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case Texture::IF_DIRTY: return "IF_DIRTY";
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}
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return NULL;
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}
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