345810ef22
Performance tests on big models did not indicate any performance penalty in using doubles over floats, so the move to doubles should mainly impact precision improvements for whole earth databases. Also made improvements to osgUtil::PlaneIntersector and osgSim::ElevationSlice classes
134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
#if defined(_MSC_VER)
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#pragma warning( disable : 4786 )
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#endif
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#include "osg/TexGen"
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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 TexGen_readLocalData(Object& obj, Input& fr);
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bool TexGen_writeLocalData(const Object& obj, Output& fw);
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bool TexGen_matchModeStr(const char* str,TexGen::Mode& mode);
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const char* TexGen_getModeStr(TexGen::Mode mode);
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// register the read and write functions with the osgDB::Registry.
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RegisterDotOsgWrapperProxy g_TexGenProxy
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(
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new osg::TexGen,
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"TexGen",
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"Object StateAttribute TexGen",
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&TexGen_readLocalData,
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&TexGen_writeLocalData
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);
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bool TexGen_readLocalData(Object& obj, Input& fr)
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{
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bool iteratorAdvanced = false;
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TexGen& texgen = static_cast<TexGen&>(obj);
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TexGen::Mode mode;
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if (fr[0].matchWord("mode") && TexGen_matchModeStr(fr[1].getStr(),mode))
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{
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texgen.setMode(mode);
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fr+=2;
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iteratorAdvanced = true;
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}
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osg::Plane plane;
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if (fr[0].matchWord("plane_s"))
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{
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if (fr[1].getFloat(plane[0]) && fr[2].getFloat(plane[1]) &&
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fr[3].getFloat(plane[2]) && fr[4].getFloat(plane[3]))
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{
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texgen.setPlane(TexGen::S,plane);
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fr+=5;
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iteratorAdvanced = true;
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}
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}
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if (fr[0].matchWord("plane_t"))
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{
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if (fr[1].getFloat(plane[0]) && fr[2].getFloat(plane[1]) &&
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fr[3].getFloat(plane[2]) && fr[4].getFloat(plane[3]))
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{
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texgen.setPlane(TexGen::T,plane);
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fr+=5;
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iteratorAdvanced = true;
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}
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}
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if (fr[0].matchWord("plane_r"))
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{
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if (fr[1].getFloat(plane[0]) && fr[2].getFloat(plane[1]) &&
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fr[3].getFloat(plane[2]) && fr[4].getFloat(plane[3]))
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{
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texgen.setPlane(TexGen::R,plane);
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fr+=5;
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iteratorAdvanced = true;
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}
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}
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if (fr[0].matchWord("plane_q"))
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{
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if (fr[1].getFloat(plane[0]) && fr[2].getFloat(plane[1]) &&
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fr[3].getFloat(plane[2]) && fr[4].getFloat(plane[3]))
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{
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texgen.setPlane(TexGen::Q,plane);
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fr+=5;
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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 TexGen_matchModeStr(const char* str,TexGen::Mode& mode)
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{
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if (strcmp(str,"EYE_LINEAR")==0) mode = TexGen::EYE_LINEAR;
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else if (strcmp(str,"OBJECT_LINEAR")==0) mode = TexGen::OBJECT_LINEAR;
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else if (strcmp(str,"SPHERE_MAP")==0) mode = TexGen::SPHERE_MAP;
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else if (strcmp(str,"NORMAL_MAP")==0) mode = TexGen::NORMAL_MAP;
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else if (strcmp(str,"REFLECTION_MAP")==0) mode = TexGen::REFLECTION_MAP;
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else return false;
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return true;
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}
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const char* TexGen_getModeStr(TexGen::Mode mode)
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{
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switch(mode)
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{
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case(TexGen::EYE_LINEAR): return "EYE_LINEAR";
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case(TexGen::OBJECT_LINEAR): return "OBJECT_LINEAR";
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case(TexGen::SPHERE_MAP): return "SPHERE_MAP";
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case(TexGen::NORMAL_MAP): return "NORMAL_MAP";
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case(TexGen::REFLECTION_MAP): return "REFLECTION_MAP";
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}
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return "";
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}
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bool TexGen_writeLocalData(const Object& obj, Output& fw)
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{
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const TexGen& texgen = static_cast<const TexGen&>(obj);
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fw.indent() << "mode " << TexGen_getModeStr(texgen.getMode()) << std::endl;
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if (texgen.getMode() == TexGen::OBJECT_LINEAR || texgen.getMode() == TexGen::EYE_LINEAR)
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{
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fw.indent() << "plane_s " << texgen.getPlane(TexGen::S) << std::endl;
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fw.indent() << "plane_t " << texgen.getPlane(TexGen::T) << std::endl;
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fw.indent() << "plane_r " << texgen.getPlane(TexGen::R) << std::endl;
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fw.indent() << "plane_q " << texgen.getPlane(TexGen::Q) << std::endl;
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}
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return true;
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}
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