FGFS-4.1/OpenSceneGraph
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Added scene handler init to custom realize callback

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This commit is contained in:
Robert Osfield 2006-07-19 12:58:45 +00:00
parent f67d10ba0c
commit 4bb4add9b3
1 changed files with 19 additions and 15 deletions
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34
examples/osgshaderterrain/osgshaderterrain.cpp
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@ -737,26 +737,30 @@ class TestSupportCallback : public osgProducer::OsgCameraGroup::RealizeCallback
virtual void operator()( osgProducer::OsgCameraGroup&, osgProducer::OsgSceneHandler& sh, const Producer::RenderSurface& )
{
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
unsigned int contextID = sh.getSceneView()->getState()->getContextID();
osg::GL2Extensions* gl2ext = osg::GL2Extensions::Get(contextID,true);
if( gl2ext )
{
if( !gl2ext->isGlslSupported() )
{
_supported = false;
_errorMessage = "ERROR: GLSL not supported by OpenGL driver.";
}
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
GLint numVertexTexUnits = 0;
glGetIntegerv( GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, &numVertexTexUnits );
if( numVertexTexUnits <= 0 )
unsigned int contextID = sh.getSceneView()->getState()->getContextID();
osg::GL2Extensions* gl2ext = osg::GL2Extensions::Get(contextID,true);
if( gl2ext )
{
_supported = false;
_errorMessage = "ERROR: vertex texturing not supported by OpenGL driver.";
if( !gl2ext->isGlslSupported() )
{
_supported = false;
_errorMessage = "ERROR: GLSL not supported by OpenGL driver.";
}
GLint numVertexTexUnits = 0;
glGetIntegerv( GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, &numVertexTexUnits );
if( numVertexTexUnits <= 0 )
{
_supported = false;
_errorMessage = "ERROR: vertex texturing not supported by OpenGL driver.";
}
}
}
sh.init();
}
OpenThreads::Mutex _mutex;