update bundled_deps

bundled_deps/libigl/igl/copyleft/marching_cubes.h

@@ -0,0 +1,61 @@
+// This file is part of libigl, a simple c++ geometry processing library.
+//
+// Copyright (C) 2014 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_COPYLEFT_MARCHINGCUBES_H
+#define IGL_COPYLEFT_MARCHINGCUBES_H
+#include "../igl_inline.h"
+
+#include <Eigen/Core>
+namespace igl
+{
+  namespace copyleft
+  {
+    // marching_cubes( values, points, x_res, y_res, z_res, vertices, faces )
+    //
+    // performs marching cubes reconstruction on the grid defined by values, and
+    // points, and generates vertices and faces
+    //
+    // Input:
+    //  values  #number_of_grid_points x 1 array -- the scalar values of an
+    //    implicit function defined on the grid points (<0 in the inside of the
+    //    surface, 0 on the border, >0 outside)
+    //  points  #number_of_grid_points x 3 array -- 3-D positions of the grid
+    //    points, ordered in x,y,z order:
+    //      points[index] = the point at (x,y,z) where :
+    //      x = (index % (xres -1),
+    //      y = (index / (xres-1)) %(yres-1),
+    //      z = index / (xres -1) / (yres -1) ).
+    //      where x,y,z index x, y, z dimensions
+    //      i.e. index = x + y*xres + z*xres*yres
+    //  xres  resolutions of the grid in x dimension
+    //  yres  resolutions of the grid in y dimension
+    //  zres  resolutions of the grid in z dimension
+    // Output:
+    //   vertices  #V by 3 list of mesh vertex positions
+    //   faces  #F by 3 list of mesh triangle indices
+    //
+    template <
+      typename Derivedvalues, 
+      typename Derivedpoints, 
+      typename Derivedvertices, 
+      typename DerivedF>
+      IGL_INLINE void marching_cubes(
+        const Eigen::PlainObjectBase<Derivedvalues> &values,
+        const Eigen::PlainObjectBase<Derivedpoints> &points,
+        const unsigned x_res,
+        const unsigned y_res,
+        const unsigned z_res,
+        Eigen::PlainObjectBase<Derivedvertices> &vertices,
+        Eigen::PlainObjectBase<DerivedF> &faces);
+  }
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "marching_cubes.cpp"
+#endif
+
+#endif