FGFS-4.1/OpenSceneGraph
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Added GraphicsContext::ResizedCallback and GraphicsContext::resizedImplementation.

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Added message on non implementation of GraphicsContext::valid().
Added prelimary GraphicsContext clean up support.
This commit is contained in:
Robert Osfield
2007-01-08 16:20:10 +00:00
parent a3726fba66
commit 4a5eda6522
8 changed files with 143 additions and 10 deletions
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71
src/osg/GraphicsContext.cpp
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@@ -16,6 +16,12 @@
#include <osg/Camera>
#include <osg/View>
#include <osg/FrameBufferObject>
#include <osg/Program>
#include <osg/Drawable>
#include <osg/FragmentProgram>
#include <osg/VertexProgram>
#include <osg/Notify>
#include <map>
@@ -165,9 +171,71 @@ bool GraphicsContext::realize()
void GraphicsContext::close(bool callCloseImplementation)
{
osg::notify(osg::NOTICE)<<"close("<<callCloseImplementation<<")"<<this<<std::endl;
// switch off the graphics thread...
setGraphicsThread(0);
if (callCloseImplementation && _state.valid() && isRealized())
{
bool sharedContextExists = false;
{
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(s_contextIDMapMutex);
if (s_contextIDMap[_state->getContextID()]>1) sharedContextExists = true;
}
osg::notify(osg::NOTICE)<<"Closing still viable window "<<sharedContextExists<<" _state->getContextID()="<<_state->getContextID()<<std::endl;
#if 1
// release all the OpenGL objects in the scene graphs associted with this
for(Cameras::iterator itr = _cameras.begin();
itr != _cameras.end();
++itr)
{
Camera* camera = (*itr);
if (camera)
{
osg::notify(osg::NOTICE)<<"Releasing GL objects for Camera "<<camera<<std::endl;
#if 1
camera->releaseGLObjects(_state.get());
#else
camera->releaseGLObjects(0);
#endif
}
}
#endif
#if 1
osg::notify(osg::NOTICE)<<"Doing makeCurrent "<<std::endl;
makeCurrent();
osg::notify(osg::NOTICE)<<"Doing Flush"<<std::endl;
// flush all the OpenGL object buffer for this context.
double availableTime = 100.0f;
double currentTime = _state->getFrameStamp()?_state->getFrameStamp()->getReferenceTime():0.0;
osg::FrameBufferObject::flushDeletedFrameBufferObjects(_state->getContextID(),currentTime,availableTime);
osg::RenderBuffer::flushDeletedRenderBuffers(_state->getContextID(),currentTime,availableTime);
osg::Texture::flushAllDeletedTextureObjects(_state->getContextID());
osg::Drawable::flushAllDeletedDisplayLists(_state->getContextID());
osg::Drawable::flushDeletedVertexBufferObjects(_state->getContextID(),currentTime,availableTime);
osg::VertexProgram::flushDeletedVertexProgramObjects(_state->getContextID(),currentTime,availableTime);
osg::FragmentProgram::flushDeletedFragmentProgramObjects(_state->getContextID(),currentTime,availableTime);
osg::Program::flushDeletedGlPrograms(_state->getContextID(),currentTime,availableTime);
osg::Shader::flushDeletedGlShaders(_state->getContextID(),currentTime,availableTime);
osg::notify(osg::NOTICE)<<"Done Flush "<<availableTime<<std::endl;
#endif
_state->reset();
releaseContext();
}
if (callCloseImplementation) closeImplementation();
if (_state.valid())
@@ -218,6 +286,7 @@ void GraphicsContext::makeContextCurrent(GraphicsContext* readContext)
void GraphicsContext::releaseContext()
{
_mutex.unlock();
_threadOfLastMakeCurrent = reinterpret_cast<OpenThreads::Thread*>(0xffff);
}
void GraphicsContext::swapBuffers()
@@ -392,7 +461,7 @@ void GraphicsContext::removeCamera(osg::Camera* camera)
}
}
void GraphicsContext::resized(int x, int y, int width, int height)
void GraphicsContext::resizedImplementation(int x, int y, int width, int height)
{
if (!_traits) return;