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Added basic Matrix::decompose() test, based on a test progrem wrttien by Paul Obermeier

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This commit is contained in:
Robert Osfield 2009-06-08 12:50:26 +00:00
parent a09353f931
commit 1479902b07
1 changed files with 48 additions and 0 deletions
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48
examples/osgunittests/osgunittests.cpp
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@ -411,6 +411,52 @@ void testQuat(const osg::Vec3d& quat_scale)
osg::notify(osg::NOTICE)<<"Matrix = "<<matrix<<"rotation = "<<quat<<", expected quat = (0,0,0,1)"<<std::endl;
}
void testDecompose()
{
double angx = osg::DegreesToRadians(30.0);
double angy = osg::DegreesToRadians(30.0);
double angz = osg::DegreesToRadians(30.0);
osg::Quat qx, qy, qz;
qx.makeRotate(angx, osg::Vec3f (1.0f, 0.0f, 0.0f));
qy.makeRotate(angy, osg::Vec3f (0.0f, 1.0f, 0.0f));
qz.makeRotate(angz, osg::Vec3f (0.0f, 0.0f, 1.0f));
osg::Quat rotation = qx * qy * qz;
osg::Matrixf matf;
matf.makeRotate(rotation);
printf ("Test - Matrix::decompos(), input rotation : %f %f %f %f\n", rotation._v[0], rotation._v[1], rotation._v[2], rotation._v[3]);
osg::Vec3f transf;
osg::Quat rotf;
osg::Vec3f sclf;
osg::Quat sof;
matf.decompose (transf, rotf, sclf, sof);
printf ("Matrixf::decomposef\n");
printf ("Translation : %f %f %f\n", transf.x(), transf.y(), transf.z());
printf ("Rotation : %f %f %f %f\n", rotf._v[0], rotf._v[1], rotf._v[2], rotf._v[3]);
printf ("Scale : %f %f %f\n", sclf.x(), sclf.y(), sclf.z());
printf ("Scale Orientation: %f %f %f %f\n", sof._v[0], sof._v[1], sof._v[2], sof._v[3]);
osg::Matrixd matd;
matd.makeRotate(rotation);
osg::Vec3f transd;
osg::Quat rotd;
osg::Vec3f scld;
osg::Quat sod;
matd.decompose (transd, rotd, scld, sod);
printf ("Matrixd::decompose\n");
printf ("Translation : %f %f %f\n", transd.x(), transd.y(), transd.z());
printf ("Rotation : %f %f %f %f\n", rotd._v[0], rotd._v[1], rotd._v[2], rotd._v[3]);
printf ("Scale : %f %f %f\n", scld.x(), scld.y(), scld.z());
printf ("Scale Orientation: %f %f %f %f\n", sod._v[0], sod._v[1], sod._v[2], sod._v[3]);
osg::notify(osg::NOTICE)<<std::endl;
}
class MyThread : public OpenThreads::Thread {
public:
void run(void) { }
@ -608,6 +654,8 @@ int main( int argc, char** argv )
-0.017452, -0.154687, 0.987809, 0.0,
-0.1715, 0.207295, -0.98239, 1.0));
testDecompose();
}
if (printSizeOfTest)