BambuStudio/libigl/igl/opengl2/draw_floor.h

61 lines
1.8 KiB
C++

// 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