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Diffstat (limited to 'source/blender/freestyle/intern/winged_edge/WingedEdgeBuilder.h')
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diff --git a/source/blender/freestyle/intern/winged_edge/WingedEdgeBuilder.h b/source/blender/freestyle/intern/winged_edge/WingedEdgeBuilder.h new file mode 100644 index 00000000000..cf32c1191b2 --- /dev/null +++ b/source/blender/freestyle/intern/winged_edge/WingedEdgeBuilder.h @@ -0,0 +1,157 @@ +/* + * ***** 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_WINGED_EDGE_BUILDER_H__ +#define __FREESTYLE_WINGED_EDGE_BUILDER_H__ + +/** \file blender/freestyle/intern/winged_edge/WingedEdgeBuilder.h + * \ingroup freestyle + * \brief Class to render a WingedEdge data structure from a polyhedral data structure organized in nodes + * of a scene graph + * \author Stephane Grabli + * \date 28/05/2003 + */ + +#include "WEdge.h" + +#include "../scene_graph/IndexedFaceSet.h" +#include "../scene_graph/NodeTransform.h" +#include "../scene_graph/SceneVisitor.h" + +#include "../system/FreestyleConfig.h" +#include "../system/RenderMonitor.h" + +class LIB_WINGED_EDGE_EXPORT WingedEdgeBuilder : public SceneVisitor +{ +public: + inline WingedEdgeBuilder() : SceneVisitor() + { + _current_wshape = NULL; + _current_frs_material = NULL; + _current_matrix = NULL; + _winged_edge = new WingedEdge; // Not deleted by the destructor + _pRenderMonitor = NULL; + } + + virtual ~WingedEdgeBuilder() + { + for (vector<Matrix44r*>::iterator it = _matrices_stack.begin(); it != _matrices_stack.end(); ++it) + delete *it; + _matrices_stack.clear(); + } + + VISIT_DECL(IndexedFaceSet) + VISIT_DECL(NodeShape) + VISIT_DECL(NodeTransform) + + virtual void visitNodeTransformAfter(NodeTransform&); + + // + // Accessors + // + ///////////////////////////////////////////////////////////////////////////// + + inline WingedEdge *getWingedEdge() + { + return _winged_edge; + } + + inline WShape *getCurrentWShape() + { + return _current_wshape; + } + + inline FrsMaterial *getCurrentFrsMaterial() + { + return _current_frs_material; + } + + inline Matrix44r *getCurrentMatrix() + { + return _current_matrix; + } + + // + // Modifiers + // + ///////////////////////////////////////////////////////////////////////////// + + inline void setCurrentWShape(WShape *wshape) + { + _current_wshape = wshape; + } + + inline void setCurrentFrsMaterial(FrsMaterial *mat) + { + _current_frs_material = mat; + } + +#if 0 + inline void setCurrentMatrix(Matrix44r *matrix) + { + _current_matrix = matrix; + } +#endif + + inline void setRenderMonitor(RenderMonitor *iRenderMonitor) { + _pRenderMonitor = iRenderMonitor; + } + +protected: + virtual void buildWShape(WShape& shape, IndexedFaceSet& ifs); + virtual void buildWVertices(WShape& shape, const real *vertices, unsigned vsize); + + RenderMonitor *_pRenderMonitor; + +private: + void buildTriangleStrip(const real *vertices, const real *normals, vector<FrsMaterial>& iMaterials, + const real *texCoords, const IndexedFaceSet::FaceEdgeMark *iFaceEdgeMarks, + const unsigned *vindices, const unsigned *nindices, const unsigned *mindices, + const unsigned *tindices, const unsigned nvertices); + + void buildTriangleFan(const real *vertices, const real *normals, vector<FrsMaterial>& iMaterials, + const real *texCoords, const IndexedFaceSet::FaceEdgeMark *iFaceEdgeMarks, + const unsigned *vindices, const unsigned *nindices, const unsigned *mindices, + const unsigned *tindices, const unsigned nvertices); + + void buildTriangles(const real *vertices, const real *normals, vector<FrsMaterial>& iMaterials, + const real *texCoords, const IndexedFaceSet::FaceEdgeMark *iFaceEdgeMarks, + const unsigned *vindices, const unsigned *nindices, const unsigned *mindices, + const unsigned *tindices, const unsigned nvertices); + + void transformVertices(const real *vertices, unsigned vsize, const Matrix44r& transform, real *res); + + void transformNormals(const real *normals, unsigned nsize, const Matrix44r& transform, real *res); + + WShape *_current_wshape; + FrsMaterial *_current_frs_material; + WingedEdge *_winged_edge; + Matrix44r *_current_matrix; + vector<Matrix44r *> _matrices_stack; +}; + +#endif // __FREESTYLE_WINGED_EDGE_BUILDER_H__
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