Color.hh
Go to the documentation of this file.00001 /* 00002 * Gazebo - Outdoor Multi-Robot Simulator 00003 * Copyright (C) 2003 00004 * Nate Koenig & Andrew Howard 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 /* Desc: Color classes and functions 00022 * Author: Andrew Howard 00023 * Date: 4 Aug 2003 00024 * CVS: $Id: Color.hh,v 1.2 2004/10/23 06:32:58 inspectorg Exp $ 00025 */ 00026 00027 #ifndef GZCOLOR_H_ 00028 #define GZCOLOR_H_ 00029 00030 #include <math.h> 00031 #include <GL/gl.h> 00032 #include "Global.hh" 00033 00034 // Generic color description 00035 class GzColor 00036 { 00037 00038 // Default Constructor 00039 public: GzColor() 00040 { 00041 this->r = this->g = this->b = 0.0; 00042 this->a = 1.0; 00043 }; 00044 00045 // Constructor 00046 public: GzColor(double r, double g, double b, double a=1.0) 00047 { 00048 this->r = r; 00049 this->g = g; 00050 this->b = b; 00051 this->a = a; 00052 } 00053 00054 // Return pointer to be used by GL 00055 public: operator const GLfloat *() {return &this->r;} 00056 00057 // Red, Green, Blue, Alpha color components 00058 public: GLfloat r, g, b, a; 00059 }; 00060 00061 00062 // Copy color structure to GL format 00063 #define GZ_COLOR_COPY(x, y) x[0] = y.r; x[1] = y.g; x[2] = y.b; x[3] = y.a; 00064 00065 00066 #endif