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cgal
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Add fitting of a line through segments

This commit is contained in:
Andreas Fabri 2008-10-17 18:12:58 +00:00
parent 9f149a3ab5
commit 822bd15b47
2 changed files with 32 additions and 9 deletions
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33
GraphicsView/demo/Polygon/Polygon_2.cpp
View File

@ -77,6 +77,7 @@ public slots:
void on_actionRecenter_triggered(); void on_actionRecenter_triggered();
void on_actionInnerSkeleton_triggered(); void on_actionInnerSkeleton_triggered();
void on_actionLinearLeastSquaresFitting_triggered(); void on_actionLinearLeastSquaresFitting_triggered();
void on_actionLinearLeastSquaresFittingOfSegments_triggered();
void on_actionCreateInputPolygon_toggled(bool); void on_actionCreateInputPolygon_toggled(bool);
void on_actionYMonotonePartition_triggered(); void on_actionYMonotonePartition_triggered();
@ -323,17 +324,33 @@ MainWindow::on_actionLinearLeastSquaresFitting_triggered()
clear(); clear();
Line_2 line; Line_2 line;
CGAL::linear_least_squares_fitting_2(poly.vertices_begin(), CGAL::linear_least_squares_fitting_2(poly.vertices_begin(),
poly.vertices_end(), poly.vertices_end(),
line, line,
CGAL::Dimension_tag<0>()); CGAL::Dimension_tag<0>());
// Line_2 line (Point_2(0,0), Point_2(1,1)); lgi->setLine(line);
lgi->setLine(line); lgi->show();
lgi->show();
} }
} }
void
MainWindow::on_actionLinearLeastSquaresFittingOfSegments_triggered()
{
if(poly.size()>2){
clear();
Line_2 line;
CGAL::linear_least_squares_fitting_2(poly.edges_begin(),
poly.edges_end(),
line,
CGAL::Dimension_tag<1>());
lgi->setLine(line);
lgi->show();
}
}
void void
MainWindow::on_actionYMonotonePartition_triggered() MainWindow::on_actionYMonotonePartition_triggered()

8
GraphicsView/demo/Polygon/Polygon_2.ui
View File

@ -120,6 +120,7 @@
<addaction name="actionOptimalConvexPartition" /> <addaction name="actionOptimalConvexPartition" />
<addaction name="actionInnerSkeleton" /> <addaction name="actionInnerSkeleton" />
<addaction name="actionLinearLeastSquaresFitting" /> <addaction name="actionLinearLeastSquaresFitting" />
<addaction name="actionLinearLeastSquaresFittingOfSegments" />
</widget> </widget>
<addaction name="menuFile" /> <addaction name="menuFile" />
<addaction name="menuEdit" /> <addaction name="menuEdit" />
@ -221,7 +222,12 @@
</action> </action>
<action name="actionLinearLeastSquaresFitting" > <action name="actionLinearLeastSquaresFitting" >
<property name="text" > <property name="text" >
<string>Linear Least Squares Fitting</string> <string>Linear Least Squares Fitting of Points</string>
</property>
</action>
<action name="actionLinearLeastSquaresFittingOfSegments" >
<property name="text" >
<string>Linear Least Squares Fitting of Segments</string>
</property> </property>
</action> </action>
</widget> </widget>