From e7cd4edd1c7842a2e054f49119d3bbbbc1975300 Mon Sep 17 00:00:00 2001
From: Janis Born <born@cs.rwth-aachen.de>
Date: Thu, 14 Mar 2019 16:59:07 +0100
Subject: [PATCH] add calc_face_area for TriMeshT

---
 src/OpenMesh/Core/Mesh/TriMeshT.hh | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/OpenMesh/Core/Mesh/TriMeshT.hh b/src/OpenMesh/Core/Mesh/TriMeshT.hh
index 7859a12b..f7992b48 100644
--- a/src/OpenMesh/Core/Mesh/TriMeshT.hh
+++ b/src/OpenMesh/Core/Mesh/TriMeshT.hh
@@ -411,6 +411,16 @@ public:
    */
   inline void split_copy(FaceHandle _fh, VertexHandle _vh)
   { PolyMesh::split_copy(_fh, _vh); }
+
+  /** \brief Calculates the area of a face
+   *
+   * @param _fh Handle of the face to calculate the area of
+   */
+  Scalar calc_face_area(FaceHandle _fh) const
+  {
+    const HalfedgeHandle heh = this->halfedge_handle(_fh);
+    return this->calc_sector_area(heh);
+  }
   
   /** \name Normal vector computation
   */