[ADD] additional functions for returning curvature values

src/core/graphicsEngine/WTriangleMesh.cpp

@@ -1141,22 +1141,32 @@ double WTriangleMesh::calcAngleBetweenNormalizedVectors( osg::Vec3 const& v1, os
     return acos( temp );
 }
 
-double WTriangleMesh::getMainCurvature( std::size_t vtxId )
+double WTriangleMesh::getMainCurvature( std::size_t vtxId ) const
 {
     return m_mainNormalCurvature->operator[] ( vtxId );
 }
 
-double WTriangleMesh::getSecondaryCurvature( std::size_t vtxId )
+double WTriangleMesh::getSecondaryCurvature( std::size_t vtxId ) const
 {
     return m_secondaryNormalCurvature->operator[] ( vtxId );
 }
 
-osg::Vec3 WTriangleMesh::getCurvatureMainPrincipalDirection( std::size_t vtxId )
+boost::shared_ptr< std::vector< float > > const& WTriangleMesh::getMainCurvatures() const
+{
+    return m_mainNormalCurvature;
+}
+
+boost::shared_ptr< std::vector< float > > const& WTriangleMesh::getSecondaryCurvatures() const
+{
+    return m_secondaryNormalCurvature;
+}
+
+osg::Vec3 WTriangleMesh::getCurvatureMainPrincipalDirection( std::size_t vtxId ) const
 {
     return m_mainCurvaturePrincipalDirection->operator[] ( vtxId );
 }
 
-osg::Vec3 WTriangleMesh::getCurvatureSecondaryPrincipalDirection( std::size_t vtxId )
+osg::Vec3 WTriangleMesh::getCurvatureSecondaryPrincipalDirection( std::size_t vtxId ) const
 {
     return m_secondaryCurvaturePrincipalDirection->operator[] ( vtxId );
 }

src/core/graphicsEngine/WTriangleMesh.h

@@ -414,7 +414,7 @@ public:
      *
      * \return The estimated main normal curvature.
      */
-    double getMainCurvature( std::size_t vtxId );
+    double getMainCurvature( std::size_t vtxId ) const;
 
     /**
      * Retreive the secondary (minimum) curvature of a vertex.
@@ -423,7 +423,21 @@ public:
      *
      * \return The estimated secondary normal curvature.
      */
-    double getSecondaryCurvature( std::size_t vtxId );
+    double getSecondaryCurvature( std::size_t vtxId ) const;
+
+    /**
+     * Get the vector of main curvature values.
+     *
+     * \return The curvature values for all the vertices.
+     */
+    boost::shared_ptr< std::vector< float > > const& getMainCurvatures() const;
+
+    /**
+     * Get the vector of secondary curvature values.
+     *
+     * \return The curvature values for all the vertices.
+     */
+    boost::shared_ptr< std::vector< float > > const& getSecondaryCurvatures() const;
 
     /**
      * Retreive the 3d principal direction of curvature of a vertex.
@@ -432,7 +446,7 @@ public:
      *
      * \return The first principal duirection.
      */
-    osg::Vec3 getCurvatureMainPrincipalDirection( std::size_t vtxId );
+    osg::Vec3 getCurvatureMainPrincipalDirection( std::size_t vtxId ) const;
 
     /**
      * Retreive the 3d principal direction of curvature for the minimum normal curvature of a vertex.
@@ -441,7 +455,7 @@ public:
      *
      * \return The second principal duirection.
      */
-    osg::Vec3 getCurvatureSecondaryPrincipalDirection( std::size_t vtxId );
+    osg::Vec3 getCurvatureSecondaryPrincipalDirection( std::size_t vtxId ) const;
 
     /**
      * Retreive the array of principal directions e.g. for use as texture coords.