00001 /********************************************************************* 00002 * Software License Agreement (BSD License) 00003 * 00004 * Copyright (c) 2010, Maxim Likhachev 00005 * All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * * Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * * Redistributions in binary form must reproduce the above 00014 * copyright notice, this list of conditions and the following 00015 * disclaimer in the documentation and/or other materials provided 00016 * with the distribution. 00017 * * Neither the name of Maxim Likhachev nor the names of its 00018 * contributors may be used to endorse or promote products derived 00019 * from this software without specific prior written permission. 00020 * 00021 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00022 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00023 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00024 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00025 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00026 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00027 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00028 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00030 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00031 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00032 * POSSIBILITY OF SUCH DAMAGE. 00033 *********************************************************************/ 00034 00035 00036 #ifndef _BRESENHAM3D_ 00037 #define _BRESENHAM3D_ 00038 00039 #include <vector> 00040 #include <iostream> 00041 #include <math.h> 00042 00043 typedef struct 00044 { 00045 int X1, Y1, Z1; 00046 int X2, Y2, Z2; 00047 int XIndex, YIndex, ZIndex; 00048 int UsingXYZIndex; 00049 int IncX, IncY, IncZ; 00050 int dx, dy, dz; 00051 int dx2, dy2, dz2; 00052 int err1, err2; 00053 } bresenham3d_param_t; 00054 00055 void get_bresenham3d_parameters(int p1x, int p1y, int p1z, int p2x, int p2y, int p2z, bresenham3d_param_t *params); 00056 00057 void get_current_point3d(bresenham3d_param_t *params, int *x, int *y, int *z); 00058 00059 int get_next_point3d(bresenham3d_param_t *params); 00060 00061 #endif