Index: source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h |
=================================================================== |
--- source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h (revision 0) |
+++ source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h (working copy) |
@@ -0,0 +1,95 @@ |
+/* |
+ * ***** 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_ADVANCED_PREDICATES_1D_H__ |
+#define __FREESTYLE_ADVANCED_PREDICATES_1D_H__ |
+ |
+/** \file blender/freestyle/intern/stroke/AdvancedPredicates1D.h |
+ * \ingroup freestyle |
+ * \brief Class gathering stroke creation algorithms |
+ * \author Stephane Grabli |
+ * \date 01/07/2003 |
+ */ |
+ |
+#include <string> |
+ |
+#include "AdvancedFunctions1D.h" |
+#include "Predicates1D.h" |
+ |
+#include "../view_map/Interface1D.h" |
+ |
+// |
+// Predicates definitions |
+// |
+/////////////////////////////////////////////////////////// |
+ |
+namespace Predicates1D { |
+ |
+// DensityLowerThanUP1D |
+/*! Returns true if the density evaluated for the |
+* Interface1D is less than a user-defined density value. |
+*/ |
+class DensityLowerThanUP1D : public UnaryPredicate1D |
+{ |
+public: |
+ /*! Builds the functor. |
+ * \param threshold |
+ * The value of the threshold density. |
+ * Any Interface1D having a density lower than this threshold will match. |
+ * \param sigma |
+ * The sigma value defining the density evaluation window size used in the DensityF0D functor. |
+ */ |
+ DensityLowerThanUP1D(double threshold, double sigma = 2) |
+ { |
+ _threshold = threshold; |
+ _sigma = sigma; |
+ } |
+ |
+ /*! Returns the string "DensityLowerThanUP1D" */ |
+ string getName() const |
+ { |
+ return "DensityLowerThanUP1D"; |
+ } |
+ |
+ /*! The () operator. */ |
+ int operator()(Interface1D& inter) |
+ { |
+ Functions1D::DensityF1D fun(_sigma); |
+ if (fun(inter) < 0) |
+ return -1; |
+ result = (fun.result < _threshold); |
+ return 0; |
+ } |
+ |
+private: |
+ double _sigma; |
+ double _threshold; |
+}; |
+ |
+} // end of namespace Predicates1D |
+ |
+#endif // __FREESTYLE_ADVANCED_PREDICATES_1D_H__ |