FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added calling of releaseGLObjects() and resizeGLObjects() to the Camera DrawCallback's to enable the draw callbacks to clean up their own GL objects.

Browse Source
This commit is contained in:
Robert Osfield 2019-01-19 16:16:53 +00:00
parent 2e68db5b55
commit 6455159757
2 changed files with 32 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
include/osg/Camera
View File

@ -614,6 +614,23 @@ class OSG_EXPORT Camera : public Transform, public CullSettings
/** Functor method, provided for backwards compatibility, called by operator() (osg::RenderInfo& renderInfo) method.**/ /** Functor method, provided for backwards compatibility, called by operator() (osg::RenderInfo& renderInfo) method.**/
virtual void operator () (const osg::Camera& /*camera*/) const {} virtual void operator () (const osg::Camera& /*camera*/) const {}
/** Resize any per context GLObject buffers to specified size. */
virtual void resizeGLObjectBuffers(unsigned int maxSize)
{
if (_nestedCallback.valid())
_nestedCallback->resizeGLObjectBuffers(maxSize);
}
/** If State is non-zero, this function releases any associated OpenGL objects for
* the specified graphics context. Otherwise, releases OpenGL objexts
* for all graphics contexts. */
virtual void releaseGLObjects(osg::State* state = 0) const
{
if (_nestedCallback.valid())
_nestedCallback->releaseGLObjects(state);
}
}; };
/** Set the initial draw callback for custom operations to be done before the drawing of the camera's subgraph and pre render stages.*/ /** Set the initial draw callback for custom operations to be done before the drawing of the camera's subgraph and pre render stages.*/

25
src/osg/Camera.cpp
View File

@ -330,25 +330,26 @@ void Camera::detach(BufferComponent buffer)
void Camera::resizeGLObjectBuffers(unsigned int maxSize) void Camera::resizeGLObjectBuffers(unsigned int maxSize)
{ {
if (_renderingCache.valid()) if (_renderer.valid()) _renderer->resizeGLObjectBuffers(maxSize);
{ if (_renderingCache.valid()) _renderingCache->resizeGLObjectBuffers(maxSize);
const_cast<Camera*>(this)->_renderingCache->resizeGLObjectBuffers(maxSize);
} if (_initialDrawCallback.valid()) _initialDrawCallback->resizeGLObjectBuffers(maxSize);
if (_preDrawCallback.valid()) _preDrawCallback->resizeGLObjectBuffers(maxSize);
if (_postDrawCallback.valid()) _postDrawCallback->resizeGLObjectBuffers(maxSize);
if (_finalDrawCallback.valid()) _finalDrawCallback->resizeGLObjectBuffers(maxSize);
Transform::resizeGLObjectBuffers(maxSize); Transform::resizeGLObjectBuffers(maxSize);
} }
void Camera::releaseGLObjects(osg::State* state) const void Camera::releaseGLObjects(osg::State* state) const
{ {
if (_renderer.valid()) if (_renderer.valid()) _renderer->releaseGLObjects(state);
{ if (_renderingCache.valid()) _renderingCache->releaseGLObjects(state);
_renderer->releaseGLObjects(state);
}
if (_renderingCache.valid()) if (_initialDrawCallback.valid()) _initialDrawCallback->releaseGLObjects(state);
{ if (_preDrawCallback.valid()) _preDrawCallback->releaseGLObjects(state);
_renderingCache->releaseGLObjects(state); if (_postDrawCallback.valid()) _postDrawCallback->releaseGLObjects(state);
} if (_finalDrawCallback.valid()) _finalDrawCallback->releaseGLObjects(state);
Transform::releaseGLObjects(state); Transform::releaseGLObjects(state);
} }