ENH: implemented a clearing function for line mesh and improved description...

ENH: implemented a clearing function for line mesh and improved description for setting the color of a material

Source/Geometry/Mesh/imstkLineMesh.cpp

@@ -39,6 +39,8 @@ LineMesh::initialize(const StdVectorOfVec3d& vertices,
 void
 LineMesh::clear()
 {
+    m_lines.clear();
+    m_vertexColors.clear();
 }
 
 void

Source/Materials/imstkRenderMaterial.h

@@ -82,7 +82,8 @@ public:
     void backfaceCullingOff();
 
     ///
-    /// \brief Get/Set the diffuse color
+    /// \brief Get/Set the color. This affects the diffuse color directly, but
+    /// it affects the specular color in the case of metals.
     ///
     const Color& getColor() const;
     void setColor(const Color color);