FGFS-4.1/OpenSceneGraph
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Made parameter a little easier to adjust and commented out verbose debug info

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This commit is contained in:
Robert Osfield
2011-03-02 16:24:07 +00:00
parent 3d8cf5695d
commit ae51ac8bfb
1 changed files with 9 additions and 7 deletions
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16
src/osgShadow/LightSpacePerspectiveShadowMap.cpp
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@@ -285,7 +285,7 @@ void LightSpacePerspectiveShadowMapAlgorithm::operator()
if( !bb.valid() )
{
#if ROBERTS_TEST_CHANGES
OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() invalid bb A"<<std::endl;
// OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() invalid bb A"<<std::endl;
#endif
return;
}
@@ -324,7 +324,7 @@ void LightSpacePerspectiveShadowMapAlgorithm::operator()
eye += viewDir * ( clampedNearDist - nearDist );
nearDist = clampedNearDist;
#if ROBERTS_TEST_CHANGES
OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() adjusting eye"<<std::endl;
// OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() adjusting eye"<<std::endl;
#endif
}
@@ -335,7 +335,7 @@ void LightSpacePerspectiveShadowMapAlgorithm::operator()
if (nearDist<0.0)
{
nearDist = 0.0;
OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() nearDist<0.0, resetting to 0.0."<<std::endl;
// OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() nearDist<0.0, resetting to 0.0."<<std::endl;
}
#endif
@@ -356,7 +356,7 @@ void LightSpacePerspectiveShadowMapAlgorithm::operator()
if( !bb.valid() )
{
#if ROBERTS_TEST_CHANGES
OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() invalid bb B"<<std::endl;
// OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() invalid bb B"<<std::endl;
#endif
return;
}
@@ -373,14 +373,16 @@ void LightSpacePerspectiveShadowMapAlgorithm::operator()
#if ROBERTS_TEST_CHANGES
// clamp the localtion of p so that it isn't too close to the eye as to cause problems
if (n<d*0.05)
float minRatio=0.02;
if (n<d*minRatio)
{
n=d*0.05;
OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() n too small, clamping n to 0.05*d."<<std::endl;
n=d*minRatio;
// OSG_NOTICE<<"LightSpacePerspectiveShadowMapAlgorithm::operator() n too small, clamping n to "<<minRatio<<"*d."<<std::endl;
}
#endif
const double f = n+d;
osg::Vec3d pos = eye-up*(n-nearDist);
//pos = eye;
lightView.makeLookAt( pos, pos + lightDir, up );
//one possibility for a simple perspective transformation matrix