106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
#include "osg/TexEnv"
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#include <osg/io_utils>
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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 TexEnv_readLocalData(Object& obj, Input& fr);
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bool TexEnv_writeLocalData(const Object& obj, Output& fw);
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bool TexEnv_matchModeStr(const char* str,TexEnv::Mode& mode);
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const char* TexEnv_getModeStr(TexEnv::Mode mode);
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// register the read and write functions with the osgDB::Registry.
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RegisterDotOsgWrapperProxy g_TexEnvProxy
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(
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new osg::TexEnv,
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"TexEnv",
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"Object StateAttribute TexEnv",
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&TexEnv_readLocalData,
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&TexEnv_writeLocalData
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);
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bool TexEnv_readLocalData(Object& obj, Input& fr)
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{
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bool iteratorAdvanced = false;
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TexEnv& texenv = static_cast<TexEnv&>(obj);
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TexEnv::Mode mode;
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if (fr[0].matchWord("mode") && TexEnv_matchModeStr(fr[1].getStr(),mode))
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{
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texenv.setMode(mode);
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fr+=2;
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iteratorAdvanced = true;
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}
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if (fr.matchSequence("color %f %f %f %f"))
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{
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osg::Vec4 color;
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fr[1].getFloat(color[0]);
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fr[2].getFloat(color[1]);
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fr[3].getFloat(color[2]);
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fr[4].getFloat(color[3]);
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texenv.setColor(color);
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fr+=5;
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iteratorAdvanced = true;
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}
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return iteratorAdvanced;
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}
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bool TexEnv_writeLocalData(const Object& obj, Output& fw)
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{
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const TexEnv& texenv = static_cast<const TexEnv&>(obj);
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fw.indent() << "mode " << TexEnv_getModeStr(texenv.getMode()) << std::endl;
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switch(texenv.getMode())
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{
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case(TexEnv::DECAL):
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case(TexEnv::MODULATE):
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case(TexEnv::REPLACE):
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case(TexEnv::ADD):
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break;
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case(TexEnv::BLEND):
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default:
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fw.indent() << "color " << texenv.getColor() << std::endl;
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break;
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}
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return true;
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}
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bool TexEnv_matchModeStr(const char* str,TexEnv::Mode& mode)
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{
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if (strcmp(str,"DECAL")==0) mode = TexEnv::DECAL;
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else if (strcmp(str,"MODULATE")==0) mode = TexEnv::MODULATE;
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else if (strcmp(str,"BLEND")==0) mode = TexEnv::BLEND;
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else if (strcmp(str,"REPLACE")==0) mode = TexEnv::REPLACE;
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else if (strcmp(str,"ADD")==0) mode = TexEnv::ADD;
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else return false;
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return true;
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}
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const char* TexEnv_getModeStr(TexEnv::Mode mode)
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{
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switch(mode)
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{
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case(TexEnv::DECAL): return "DECAL";
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case(TexEnv::MODULATE): return "MODULATE";
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case(TexEnv::BLEND): return "BLEND";
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case(TexEnv::REPLACE): return "REPLACE";
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case(TexEnv::ADD): return "ADD";
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}
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return "";
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}
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