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/*  Visualization Library                                                             */
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#ifndef ProjViewTransfCallback_INCLUDE_ONCE
#define ProjViewTransfCallback_INCLUDE_ONCE

#include <vlGraphics/link_config.hpp>
#include <vlCore/Object.hpp>

namespace vl
{
  class Renderer;
  class GLSLProgram;
  class Transform;
  class Camera;

  //-----------------------------------------------------------------------------
  // ProjViewTransfCallback
  //-----------------------------------------------------------------------------
  class VLGRAPHICS_EXPORT ProjViewTransfCallback: public Object
  {
    VL_INSTRUMENT_CLASS(vl::ProjViewTransfCallback, Object)

  public:
    ProjViewTransfCallback()
    {
      VL_DEBUG_SET_OBJECT_NAME()
    }

    virtual void updateMatrices(bool cam_changed, bool transf_changed, const GLSLProgram* glsl_program, const Camera* camera, const Transform* transform);
  };
}

#endif