Refactor folder (#10475)

Move many third-party components' source codes from the src folder to a new folder called deps_src. The goal is to make the code structure clearer and easier to navigate.

deps_src/libigl/igl/max_size.h

@@ -0,0 +1,29 @@
+// 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_MAX_SIZE_H
+#define IGL_MAX_SIZE_H
+#include "igl_inline.h"
+#include <vector>
+
+namespace igl
+{
+  // Determine max size of lists in a vector
+  // Template:
+  //   T  some list type object that implements .size()
+  // Inputs:
+  //   V  vector of list types T
+  // Returns max .size() found in V, returns -1 if V is empty
+  template <typename T>
+  IGL_INLINE int max_size(const std::vector<T> & V);
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "max_size.cpp"
+#endif
+
+#endif