mitsuba/include/mitsuba/hw/glgeometry.h

71 lines
1.7 KiB
C++

/*
This file is part of Mitsuba, a physically based rendering system.
Copyright (c) 2007-2012 by Wenzel Jakob and others.
Mitsuba is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License Version 3
as published by the Free Software Foundation.
Mitsuba is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#if !defined(__MITSUBA_HW_GLGEOMETRY_H_)
#define __MITSUBA_HW_GLGEOMETRY_H_
#include <mitsuba/hw/glrenderer.h>
#include <mitsuba/hw/gpugeometry.h>
MTS_NAMESPACE_BEGIN
/** \brief OpenGL-based GPUGeometry implementation
* \ingroup libhw
*/
class MTS_EXPORT_HW GLGeometry : public GPUGeometry {
friend class GLRenderer;
public:
/// Create a new GLGeometry instance for the given mesh
GLGeometry(const TriMesh *mesh);
/// Upload the geometry object
void init();
/// Refresh (re-upload) the geometry object
void refresh();
/// Bind the geometry object
void bind();
/// Unbind the geometry object
void unbind();
/// Free the geometry object from GPU memory
void cleanup();
MTS_DECLARE_CLASS()
protected:
/// Virtual destructor
virtual ~GLGeometry();
protected:
enum EIdentifier {
EVertexID = 0,
EIndexID = 1
};
GLuint m_id[2];
GLuint64 m_addr[2];
GLuint m_size[2];
int m_stride;
};
MTS_NAMESPACE_END
#endif /* __MITSUBA_HW_GLGEOMETRY_H_ */