OpenSceneGraph/src/osgPlugins/osg/TexMat.cpp

92 lines
2.3 KiB
C++

#include <osg/TexMat>
#include <osgDB/Registry>
#include <osgDB/Input>
#include <osgDB/Output>
using namespace osg;
using namespace osgDB;
// forward declare functions to use later.
bool TexMat_readLocalData(Object& obj, Input& fr);
bool TexMat_writeLocalData(const Object& obj, Output& fw);
// register the read and write functions with the osgDB::Registry.
REGISTER_DOTOSGWRAPPER(TexMat)
(
new osg::TexMat,
"TexMat",
"Object StateAttribute TexMat",
&TexMat_readLocalData,
&TexMat_writeLocalData
);
bool TexMat_readLocalData(Object& obj, Input& fr)
{
bool iteratorAdvanced = false;
TexMat& texmat = static_cast<TexMat&>(obj);
bool matched = true;
for(int k=0;k<16 && matched;++k)
{
matched = fr[k].isFloat();
}
if (matched)
{
Matrix& matrix = texmat.getMatrix();
int k=0;
double v;
for(int i=0;i<4;++i)
{
for(int j=0;j<4;++j)
{
fr[k].getFloat(v);
matrix(i,j)=v;
k++;
}
}
fr += 16;
iteratorAdvanced = true;
}
if (fr[0].matchWord("scaleByTextureRectangleSize"))
{
if (fr[1].matchWord("TRUE"))
{
texmat.setScaleByTextureRectangleSize(true);
fr +=2 ;
iteratorAdvanced = true;
}
else if (fr[1].matchWord("FALSE"))
{
texmat.setScaleByTextureRectangleSize(false);
fr +=2 ;
iteratorAdvanced = true;
}
}
return iteratorAdvanced;
}
bool TexMat_writeLocalData(const Object& obj, Output& fw)
{
const TexMat& texmat = static_cast<const TexMat&>(obj);
const Matrix& matrix = texmat.getMatrix();
fw.indent() << matrix(0,0) << " " << matrix(0,1) << " " << matrix(0,2) << " " << matrix(0,3) << std::endl;
fw.indent() << matrix(1,0) << " " << matrix(1,1) << " " << matrix(1,2) << " " << matrix(1,3) << std::endl;
fw.indent() << matrix(2,0) << " " << matrix(2,1) << " " << matrix(2,2) << " " << matrix(2,3) << std::endl;
fw.indent() << matrix(3,0) << " " << matrix(3,1) << " " << matrix(3,2) << " " << matrix(3,3) << std::endl;
if (texmat.getScaleByTextureRectangleSize())
{
fw.indent() << "scaleByTextureRectangleSize TRUE"<<std::endl;
}
return true;
}