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Diffstat (limited to 'source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp')
| -rw-r--r-- | source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp b/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp new file mode 100644 index 00000000000..2df4d19195e --- /dev/null +++ b/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp @@ -0,0 +1,138 @@ +/* + * ***** 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 ***** + */ + +/** \file blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp + * \ingroup freestyle + * \brief Functions taking 1D input + * \author Stephane Grabli + * \author Emmanuel Turquin + * \date 01/07/2003 + */ + +#include "AdvancedFunctions1D.h" +#include "Canvas.h" + +#include "../view_map/SteerableViewMap.h" + +// FIXME +namespace Functions1D { + +int GetSteerableViewMapDensityF1D::operator()(Interface1D& inter) +{ + SteerableViewMap * svm = Canvas::getInstance()->getSteerableViewMap(); + Interface0DIterator it = inter.pointsBegin(_sampling); + Interface0DIterator itnext = it; + ++itnext; + FEdge *fe; + unsigned nSVM; + vector<float> values; + + while (!itnext.isEnd()) { + Interface0D& i0D = (*it); + Interface0D& i0Dnext = (*itnext); + fe = i0D.getFEdge(i0Dnext); + if (fe == 0) { + cerr << "GetSteerableViewMapDensityF1D warning: no FEdge between " << i0D.getId() << " and " + << i0Dnext.getId() << endl; + // compute the direction between these two ??? + Vec2f dir = i0Dnext.getPoint2D() - i0D.getPoint2D(); + nSVM = svm->getSVMNumber(dir); + } + else { + nSVM = svm->getSVMNumber(fe->getId().getFirst()); + } + Vec2r m((i0D.getProjectedX() + i0Dnext.getProjectedX()) / 2.0, + (i0D.getProjectedY() + i0Dnext.getProjectedY()) / 2.0); + values.push_back(svm->readSteerableViewMapPixel(nSVM, _level, (int)m[0], (int)m[1])); + ++it; + ++itnext; + } + + float res, res_tmp; + vector<float>::iterator v = values.begin(), vend = values.end(); + unsigned size = 1; + switch (_integration) { + case MIN: + res = *v; + ++v; + for (; v != vend; ++v) { + res_tmp = *v; + if (res_tmp < res) + res = res_tmp; + } + break; + case MAX: + res = *v; + ++v; + for (; v != vend; ++v) { + res_tmp = *v; + if (res_tmp > res) + res = res_tmp; + } + break; + case FIRST: + res = *v; + break; + case LAST: + --vend; + res = *vend; + break; + case MEAN: + default: + res = *v; + ++v; + for (; v != vend; ++v, ++size) + res += *v; + res /= (size ? size : 1); + break; + } + result = res; + return 0; +} + +int GetDirectionalViewMapDensityF1D::operator()(Interface1D& inter) +{ + //soc unsigned size; + result = integrate(_fun, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration); + return 0; +} + +int GetCompleteViewMapDensityF1D::operator()(Interface1D& inter) +{ + //soc unsigned size; + /* Id id = inter.getId(); */ /* UNUSED */ + result = integrate(_fun, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration); + return 0; +} + +int GetViewMapGradientNormF1D::operator()(Interface1D& inter) +{ + result = integrate(_func, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration); + return 0; +} + +} // Functions1D namespace |