#include "QtGlRenderer.h"
#include "Preprocessor.h"

namespace GtpVisibilityPreprocessor {

QApplication *app = NULL; 
//QtGlRendererWidget *rendererWidget = NULL;
//QtGlDebuggerWidget *debuggerWidget = NULL;

//-----------------------------------------------------------------------
extern "C"  __declspec(dllexport) GlRendererWidget *LoadRenderWidget(Preprocessor *p)
{
	int argc = 0;
	// create a qt application first (must be created before any opengl widget ...)
	app = new QApplication(argc, NULL);

	if (!QGLFormat::hasOpenGL() || !QGLPixelBuffer::hasOpenGLPbuffers()) {
		QMessageBox::information(0, "OpenGL pbuffers", 
			"This system does not support OpenGL/pbuffers.",
			QMessageBox::Ok);
		return NULL;
	}
	
	// note matt: capsulate qt dependent code as good as possible
	QtGlRendererWidget *rendererWidget = 
		new QtGlRendererWidget(p->mSceneGraph, p->mViewCellsManager, p->mKdTree);

	rendererWidget->resize(640, 480);
	rendererWidget->Show();
	app->exec();

	return rendererWidget;
}

//-----------------------------------------------------------------------
extern "C" void __declspec(dllexport) dllStopPlugin()
{
	delete app;
}



}