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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __FREESTYLE_CULLED_OCCLUDER_SOURCE_H__
#define __FREESTYLE_CULLED_OCCLUDER_SOURCE_H__
/** \file blender/freestyle/intern/view_map/CulledOccluderSource.h
* \ingroup freestyle
* \brief Class to define a cell grid surrounding the projected image of a scene
* \author Alexander Beels
* \date 2010-12-21
*/
#include "OccluderSource.h"
#include "ViewMap.h"
class CulledOccluderSource : public OccluderSource
{
// Disallow copying and assignment
CulledOccluderSource(const CulledOccluderSource& other);
CulledOccluderSource& operator=(const CulledOccluderSource& other);
public:
CulledOccluderSource(const GridHelpers::Transform& transform, WingedEdge& we, ViewMap& viewMap,
bool extensiveFEdgeSearch = true);
virtual ~CulledOccluderSource();
void cullViewEdges(ViewMap& viewMap, bool extensiveFEdgeSearch);
bool next();
void getOccluderProscenium(real proscenium[4]);
private:
bool testCurrent();
void expandGridSpaceOccluderProscenium(FEdge *fe);
real occluderProscenium[4];
real gridSpaceOccluderProscenium[4];
unsigned long rejected;
bool gridSpaceOccluderProsceniumInitialized;
};
#endif // __FREESTYLE_CULLED_OCCLUDER_SOURCE_H__
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