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Diffstat (limited to 'source/blender/freestyle/intern/view_map/CulledOccluderSource.h')
-rw-r--r-- | source/blender/freestyle/intern/view_map/CulledOccluderSource.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/view_map/CulledOccluderSource.h b/source/blender/freestyle/intern/view_map/CulledOccluderSource.h new file mode 100644 index 00000000000..a9c5484ca9c --- /dev/null +++ b/source/blender/freestyle/intern/view_map/CulledOccluderSource.h @@ -0,0 +1,69 @@ +/* + * ***** 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. + * + * The Original Code is Copyright (C) 2010 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** 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__ |