FGFS-4.1/OpenSceneGraph
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From Lionel Lagarde, "this correction makes the intensity interpolated in the correct direction when the angle is between _cosFadeAngle and _cosAngle."

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Robert Osfield
2009-06-08 11:12:34 +00:00
parent 60f29aeb37
commit 24a8b2acd7
1 changed files with 2 additions and 2 deletions
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4
src/osgSim/Sector.cpp
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@@ -323,7 +323,7 @@ float DirectionalSector::operator() (const osg::Vec3& eyeLocal) const
if ( EPyz[0] < _cosVertAngle ) {
// In the fade range
//fprintf(stderr, " >> inside el fade range\n") ;
elev_intensity = (_cosVertAngle-EPyz[0])/(_cosVertAngle-_cosVertFadeAngle) ;
elev_intensity = (EPyz[0]-_cosVertFadeAngle)/(_cosVertAngle-_cosVertFadeAngle) ;
} else {
// Fully in elevation range
elev_intensity = 1.0 ;
@@ -349,7 +349,7 @@ float DirectionalSector::operator() (const osg::Vec3& eyeLocal) const
if ( EPxy[1] < _cosHorizAngle ) {
// In fade range
//fprintf(stderr, " >> inside az fade range\n") ;
azim_intensity = (_cosHorizAngle-EPxy[1])/(_cosHorizAngle-_cosHorizFadeAngle) ;
azim_intensity = (EPxy[1]-_cosHorizFadeAngle)/(_cosHorizAngle-_cosHorizFadeAngle) ;
} else {
// Fully in azimuth range
//fprintf(stderr, " >> fully inside az range\n") ;