// This file is part of libigl, a simple c++ geometry processing library. // // Copyright (C) 2013 Alec Jacobson // // 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