Initial commit

include/per_face_normals.h

@@ -0,0 +1,16 @@
+#ifndef PER_FACE_NORMALS_H
+#define PER_FACE_NORMALS_H
+#include <Eigen/Core>
+// Compute per-face normals for a triangle mesh
+//
+// Inputs:
+//   V  #V by 3 list of vertex positions
+//   F  #F by 3 list of mesh triangle indices into V
+// Outputs:
+//   N  #F by 3 list of per-face unit normal vectors
+void per_face_normals(
+  const Eigen::MatrixXd & V,
+  const Eigen::MatrixXi & F,
+  Eigen::MatrixXd & N);
+#endif
+