1 files changed, 108 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp b/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp
new file mode 100755
index 00000000000..cf2982606e0
--- /dev/null
+++ b/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.cpp
@@ -0,0 +1,108 @@
+
+//
+//  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.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+# include "AdvancedFunctions1D.h"
+# include "../view_map/SteerableViewMap.h"
+# include "Canvas.h"
+
+// FIXME
+namespace Functions1D {
+
+  real 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;
+    } 
+  return res;
+  }  
+
+  double GetDirectionalViewMapDensityF1D::operator()(Interface1D& inter) {
+    unsigned size;
+    double res =  integrate(_fun, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration);
+    return res;
+  } 
+  
+  double GetCompleteViewMapDensityF1D::operator()(Interface1D& inter) {
+    unsigned size;
+    Id id = inter.getId();
+    double res =  integrate(_fun, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration);
+    return res;
+  } 
+
+  real GetViewMapGradientNormF1D::operator()(Interface1D& inter){
+	return integrate(_func, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration);
+  }
+}
+