Merged branch 'dev_native' into lm_sla_supports_auto

Added igl library files

src/igl/point_in_circle.h

@@ -0,0 +1,34 @@
+// This file is part of libigl, a simple c++ geometry processing library.
+// 
+// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
+// 
+// This Source Code Form is subject to the terms of the Mozilla Public License 
+// v. 2.0. If a copy of the MPL was not distributed with this file, You can 
+// obtain one at http://mozilla.org/MPL/2.0/.
+#ifndef IGL_POINT_IN_CIRCLE_H
+#define IGL_POINT_IN_CIRCLE_H
+#include "igl_inline.h"
+
+namespace igl
+{
+  // Determine if 2d point is in a circle
+  // Inputs:
+  //   qx  x-coordinate of query point
+  //   qy  y-coordinate of query point
+  //   cx  x-coordinate of circle center
+  //   cy  y-coordinate of circle center
+  //   r  radius of circle
+  // Returns true if query point is in circle, false otherwise
+  IGL_INLINE bool point_in_circle(
+    const double qx, 
+    const double qy,
+    const double cx, 
+    const double cy,
+    const double r);
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "point_in_circle.cpp"
+#endif
+
+#endif