add first version of smart handles

src/OpenMesh/Core/Mesh/SmartHandles.cc

@@ -0,0 +1,145 @@
+/* ========================================================================= *
+ *                                                                           *
+ *                               OpenMesh                                    *
+ *           Copyright (c) 2001-2019, RWTH-Aachen University                 *
+ *           Department of Computer Graphics and Multimedia                  *
+ *                          All rights reserved.                             *
+ *                            www.openmesh.org                               *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * This file is part of OpenMesh.                                            *
+ *---------------------------------------------------------------------------*
+ *                                                                           *
+ * Redistribution and use in source and binary forms, with or without        *
+ * modification, are permitted provided that the following conditions        *
+ * are met:                                                                  *
+ *                                                                           *
+ * 1. Redistributions of source code must retain the above copyright notice, *
+ *    this list of conditions and the following disclaimer.                  *
+ *                                                                           *
+ * 2. Redistributions in binary form must reproduce the above copyright      *
+ *    notice, this list of conditions and the following disclaimer in the    *
+ *    documentation and/or other materials provided with the distribution.   *
+ *                                                                           *
+ * 3. Neither the name of the copyright holder nor the names of its          *
+ *    contributors may be used to endorse or promote products derived from   *
+ *    this software without specific prior written permission.               *
+ *                                                                           *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
+ *                                                                           *
+ * ========================================================================= */
+
+
+//== INCLUDES =================================================================
+
+#include "SmartHandles.hh"
+#include <OpenMesh/Core/Mesh/PolyConnectivity.hh>
+
+//== NAMESPACES ===============================================================
+
+namespace OpenMesh
+{
+
+SmartHalfedgeHandle SmartVertexHandle::out()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->halfedge_handle(*this), mesh());
+}
+
+SmartHalfedgeHandle SmartVertexHandle::halfedge()
+{
+  return out();
+}
+
+SmartHalfedgeHandle SmartVertexHandle::in()
+{
+  return out().opp();
+}
+
+SmartHalfedgeHandle SmartHalfedgeHandle::next()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->next_halfedge_handle(*this), mesh());
+}
+
+SmartHalfedgeHandle SmartHalfedgeHandle::prev()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->prev_halfedge_handle(*this), mesh());
+}
+
+SmartHalfedgeHandle SmartHalfedgeHandle::opp()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->opposite_halfedge_handle(*this), mesh());
+}
+
+SmartVertexHandle SmartHalfedgeHandle::to()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->to_vertex_handle(*this), mesh());
+}
+
+SmartVertexHandle SmartHalfedgeHandle::from()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->from_vertex_handle(*this), mesh());
+}
+
+SmartFaceHandle SmartHalfedgeHandle::face()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->face_handle(*this), mesh());
+}
+
+SmartHalfedgeHandle SmartEdgeHandle::h(unsigned int _i)
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->halfedge_handle(*this, _i), mesh());
+}
+
+SmartHalfedgeHandle SmartEdgeHandle::h0()
+{
+  return h(0);
+}
+
+SmartHalfedgeHandle SmartEdgeHandle::h1()
+{
+  return h(1);
+}
+
+SmartVertexHandle SmartEdgeHandle::v(unsigned int _i)
+{
+  return h(_i).from();
+}
+
+SmartVertexHandle SmartEdgeHandle::v0()
+{
+  return v(0);
+}
+
+SmartVertexHandle SmartEdgeHandle::v1()
+{
+  return v(1);
+}
+
+SmartHalfedgeHandle SmartFaceHandle::halfedge()
+{
+  assert(mesh() != nullptr);
+  return make_smart(mesh()->halfedge_handle(*this), mesh());
+}
+
+
+}
+
+//=============================================================================