update bundled_deps

bundled_deps/libigl/igl/opengl2/draw_floor.h

@@ -0,0 +1,60 @@
+// 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_OPENGL2_DRAW_FLOOR_H
+#define IGL_OPENGL2_DRAW_FLOOR_H
+#include "../igl_inline.h"
+namespace igl
+{
+  namespace opengl2
+  {
+
+    // Draw a checkerboard floor aligned with current (X,Z) plane using ../opengl/OpenGL_
+    // calls. side=50 centered at (0,0):
+    //   (-25,-25)-->(-25,25)-->(25,25)-->(25,-25)
+    //
+    // Use glPushMatrix(), glScaled(), glTranslated() to arrange the floor.
+    // 
+    // Inputs:
+    //   colorA  float4 color
+    //   colorB  float4 color
+    //
+    // Example:
+    //   // Draw a nice floor
+    //   glPushMatrix();
+    //   glCullFace(GL_BACK);
+    //   glEnable(GL_CULL_FACE);
+    //   glEnable(GL_LIGHTING);
+    //   glTranslated(0,-1,0);
+    //   if(project(Vector3d(0,0,0))(2) - project(Vector3d(0,1,0))(2) > -FLOAT_EPS)
+    //   {
+    //     draw_floor_outline();
+    //   }
+    //   draw_floor();
+    //   glPopMatrix();
+    //   glDisable(GL_CULL_FACE);
+    //
+    IGL_INLINE void draw_floor(
+      const float * colorA, 
+      const float * colorB, 
+      const int GridSizeX=100, 
+      const int GridSizeY=100);
+    // Wrapper with default colors
+    IGL_INLINE void draw_floor();
+    IGL_INLINE void draw_floor_outline(
+      const float * colorA, 
+      const float * colorB, 
+      const int GridSizeX=100, 
+      const int GridSizeY=100);
+    // Wrapper with default colors
+    IGL_INLINE void draw_floor_outline();
+  }
+}
+#ifndef IGL_STATIC_LIBRARY
+#  include "draw_floor.cpp"
+#endif
+#endif