/usr/include/BALL/VIEW/RENDERING/glOffscreenTarget.h is in libballview1.4-dev 1.4.3~beta1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// vi: set ts=2:
//
#ifndef BALL_VIEW_RENDERING_GLOFFSCREENTARGET_H
#define BALL_VIEW_RENDERING_GLOFFSCREENTARGET_H
#ifndef BALL_COMMON_GLOBAL_H
# include <BALL/COMMON/global.h>
#endif
#ifndef BALL_VIEW_RENDERING_RENDERWINDOW_H
# include <BALL/VIEW/RENDERING/renderWindow.h>
#endif
#ifndef BALL_VIEW_RENDERING_GLRENDERWINDOW_H
# include <BALL/VIEW/RENDERING/glRenderWindow.h>
#endif
#include <QtGui/QPaintDevice>
#include <boost/shared_ptr.hpp>
class QGLPixelBuffer;
namespace BALL
{
namespace VIEW
{
/** Model of the \link RenderWindow \endlink which uses OpenGL to render its buffer into a file.
*
* The class will try to use a pixel buffer target if this is available. If the OpenGL driver has
* no support for PixelBufferObjects, we try to render into a window on screen instead.
*/
class BALL_VIEW_EXPORT GLOffscreenTarget
: public RenderWindow,
public QPaintDevice
{
public:
/** Create a new GLOffscreenTarget with context shared from an existing GLRenderWindow.
*/
GLOffscreenTarget(GLRenderWindow* share_from, const String& filename);
virtual void prepareRendering();
virtual void prepareUpscaling(Size final_width, Size final_height);
virtual bool resize(const unsigned int width, const unsigned int height);
virtual void refresh();
void tryUsePixelBuffer(bool use_pbo = true);
QImage getImage();
void updateImageTile(Size x_lower, Size y_lower, Size x_upper, Size y_upper);
virtual QPaintEngine* paintEngine() const;
virtual int metric(PaintDeviceMetric metric) const;
protected:
String filename_;
GLRenderWindow* share_from_;
boost::shared_ptr<QGLPixelBuffer> pixel_buffer_;
bool use_pixel_buffer_;
QImage current_image_;
};
}
}
#endif // BALL_VIEW_RENDERING_GLOFFSCREENTARGET_H
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