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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 | 63 |
1 files changed, 63 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..3c00d5e34ad --- /dev/null +++ b/source/blender/freestyle/intern/view_map/CulledOccluderSource.h @@ -0,0 +1,63 @@ +// +// Filename : CulledOccluderSource.h +// Author(s) : Alexander Beels +// Purpose : Class to define a cell grid surrounding +// the projected image of a scene +// Date of creation : 2010-12-21 +// +/////////////////////////////////////////////////////////////////////////////// + + +// +// Copyright (C) : Please refer to the COPYRIGHT file distributed +// with this source distribution. +// +// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +// +/////////////////////////////////////////////////////////////////////////////// + +#ifndef CULLEDOCCLUDERSOURCE_H +#define CULLEDOCCLUDERSOURCE_H + +#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 // CULLEDOCCLUDERSOURCE_H |