FGFS-4.1/OpenSceneGraph
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Restructured the clean up of arrays/primitives and GL objects

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This commit is contained in:
Robert Osfield 2019-01-04 08:08:07 +00:00
parent b7947b13f3
commit fd47b84bd7
2 changed files with 35 additions and 18 deletions
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26
src/osg/Drawable.cpp
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@ -256,8 +256,28 @@ Drawable::Drawable(const Drawable& drawable,const CopyOp& copyop):
Drawable::~Drawable()
{
_stateset = 0;
Drawable::releaseGLObjects();
// clean up display lists if assigned, for the display lists size we can't use glGLObjectSizeHint() as it's a virtual function, so have to default to a 0 size hint.
#ifdef OSG_GL_DISPLAYLISTS_AVAILABLE
for(unsigned int i=0;i<_globjList.size();++i)
{
if (_globjList[i] != 0)
{
Drawable::deleteDisplayList(i,_globjList[i], 0); // we don't know getGLObjectSizeHint()
_globjList[i] = 0;
}
}
#endif
// clean up VertexArrayState
for(unsigned int i=0; i<_vertexArrayStateList.size(); ++i)
{
VertexArrayState* vas = _vertexArrayStateList[i].get();
if (vas)
{
vas->release();
_vertexArrayStateList[i] = 0;
}
}
}
osg::MatrixList Drawable::getWorldMatrices(const osg::Node* haltTraversalAtNode) const
@ -319,6 +339,7 @@ void Drawable::releaseGLObjects(State* state) const
// current OpenGL context.
unsigned int contextID = state->getContextID();
#ifdef OSG_GL_DISPLAYLISTS_AVAILABLE
if (_useDisplayList)
{
// get the globj for the current contextID.
@ -331,6 +352,7 @@ void Drawable::releaseGLObjects(State* state) const
globj = 0;
}
}
#endif
VertexArrayState* vas = contextID <_vertexArrayStateList.size() ? _vertexArrayStateList[contextID].get() : 0;
if (vas)

25
src/osg/Geometry.cpp
View File

@ -82,21 +82,16 @@ Geometry::Geometry(const Geometry& geometry,const CopyOp& copyop):
Geometry::~Geometry()
{
_stateset = 0;
#if 1
// use the destructors to automatically handle GL object clean up when the array/primtives ref count goes to 0
_primitives.clear();
_vertexArray = 0;
_normalArray = 0;
_colorArray = 0;
_secondaryColorArray = 0;
_fogCoordArray = 0;
_texCoordList.clear();
_vertexAttribList.clear();
#else
// original clean up that cleans up GL objects regardless of any sharing of arrays/primitives
Geometry::releaseGLObjects();
// clean up display lists if assigned, and use the GLObjectSizeHint() while prior to it being invalidated by the automatic clean up of arrays that will invalidate the getGLObjectSizeHint() value.
#ifdef OSG_GL_DISPLAYLISTS_AVAILABLE
for(unsigned int i=0;i<_globjList.size();++i)
{
if (_globjList[i] != 0)
{
Drawable::deleteDisplayList(i,_globjList[i], getGLObjectSizeHint());
_globjList[i] = 0;
}
}
#endif
}