src/glut/beos/glut_teapot.c

   1
   2 /* Copyright (c) Mark J. Kilgard, 1994. */
   3
   4 /**
   5 (c) Copyright 1993, Silicon Graphics, Inc.
   6
   7 ALL RIGHTS RESERVED
   8
   9 Permission to use, copy, modify, and distribute this software
  10 for any purpose and without fee is hereby granted, provided
  11 that the above copyright notice appear in all copies and that
  12 both the copyright notice and this permission notice appear in
  13 supporting documentation, and that the name of Silicon
  14 Graphics, Inc. not be used in advertising or publicity
  15 pertaining to distribution of the software without specific,
  16 written prior permission.
  17
  18 THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU
  19 "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR
  20 OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF
  21 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  IN NO
  22 EVENT SHALL SILICON GRAPHICS, INC.  BE LIABLE TO YOU OR ANYONE
  23 ELSE FOR ANY DIRECT, SPECIAL, INCIDENTAL, INDIRECT OR
  24 CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER,
  25 INCLUDING WITHOUT LIMITATION, LOSS OF PROFIT, LOSS OF USE,
  26 SAVINGS OR REVENUE, OR THE CLAIMS OF THIRD PARTIES, WHETHER OR
  27 NOT SILICON GRAPHICS, INC.  HAS BEEN ADVISED OF THE POSSIBILITY
  28 OF SUCH LOSS, HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  29 ARISING OUT OF OR IN CONNECTION WITH THE POSSESSION, USE OR
  30 PERFORMANCE OF THIS SOFTWARE.
  31
  32 US Government Users Restricted Rights
  33
  34 Use, duplication, or disclosure by the Government is subject to
  35 restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
  36 (c)(1)(ii) of the Rights in Technical Data and Computer
  37 Software clause at DFARS 252.227-7013 and/or in similar or
  38 successor clauses in the FAR or the DOD or NASA FAR
  39 Supplement.  Unpublished-- rights reserved under the copyright
  40 laws of the United States.  Contractor/manufacturer is Silicon
  41 Graphics, Inc., 2011 N.  Shoreline Blvd., Mountain View, CA
  42 94039-7311.
  43
  44 OpenGL(TM) is a trademark of Silicon Graphics, Inc.
  45 */
  46
  47 #include "glutint.h"
  48
  49 /* Rim, body, lid, and bottom data must be reflected in x and
  50    y; handle and spout data across the y axis only.  */
  51
  52 static int patchdata[][16] =
  53 {
  54     /* rim */
  55   {102, 103, 104, 105, 4, 5, 6, 7, 8, 9, 10, 11,
  56     12, 13, 14, 15},
  57     /* body */
  58   {12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
  59     24, 25, 26, 27},
  60   {24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36,
  61     37, 38, 39, 40},
  62     /* lid */
  63   {96, 96, 96, 96, 97, 98, 99, 100, 101, 101, 101,
  64     101, 0, 1, 2, 3,},
  65   {0, 1, 2, 3, 106, 107, 108, 109, 110, 111, 112,
  66     113, 114, 115, 116, 117},
  67     /* bottom */
  68   {118, 118, 118, 118, 124, 122, 119, 121, 123, 126,
  69     125, 120, 40, 39, 38, 37},
  70     /* handle */
  71   {41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
  72     53, 54, 55, 56},
  73   {53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64,
  74     28, 65, 66, 67},
  75     /* spout */
  76   {68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
  77     80, 81, 82, 83},
  78   {80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
  79     92, 93, 94, 95}
  80 };
  81 /* *INDENT-OFF* */
  82
  83 static float cpdata[][3] =
  84 {
  85     {0.2, 0, 2.7}, {0.2, -0.112, 2.7}, {0.112, -0.2, 2.7}, {0,
  86     -0.2, 2.7}, {1.3375, 0, 2.53125}, {1.3375, -0.749, 2.53125},
  87     {0.749, -1.3375, 2.53125}, {0, -1.3375, 2.53125}, {1.4375,
  88     0, 2.53125}, {1.4375, -0.805, 2.53125}, {0.805, -1.4375,
  89     2.53125}, {0, -1.4375, 2.53125}, {1.5, 0, 2.4}, {1.5, -0.84,
  90     2.4}, {0.84, -1.5, 2.4}, {0, -1.5, 2.4}, {1.75, 0, 1.875},
  91     {1.75, -0.98, 1.875}, {0.98, -1.75, 1.875}, {0, -1.75,
  92     1.875}, {2, 0, 1.35}, {2, -1.12, 1.35}, {1.12, -2, 1.35},
  93     {0, -2, 1.35}, {2, 0, 0.9}, {2, -1.12, 0.9}, {1.12, -2,
  94     0.9}, {0, -2, 0.9}, {-2, 0, 0.9}, {2, 0, 0.45}, {2, -1.12,
  95     0.45}, {1.12, -2, 0.45}, {0, -2, 0.45}, {1.5, 0, 0.225},
  96     {1.5, -0.84, 0.225}, {0.84, -1.5, 0.225}, {0, -1.5, 0.225},
  97     {1.5, 0, 0.15}, {1.5, -0.84, 0.15}, {0.84, -1.5, 0.15}, {0,
  98     -1.5, 0.15}, {-1.6, 0, 2.025}, {-1.6, -0.3, 2.025}, {-1.5,
  99     -0.3, 2.25}, {-1.5, 0, 2.25}, {-2.3, 0, 2.025}, {-2.3, -0.3,
 100     2.025}, {-2.5, -0.3, 2.25}, {-2.5, 0, 2.25}, {-2.7, 0,
 101     2.025}, {-2.7, -0.3, 2.025}, {-3, -0.3, 2.25}, {-3, 0,
 102     2.25}, {-2.7, 0, 1.8}, {-2.7, -0.3, 1.8}, {-3, -0.3, 1.8},
 103     {-3, 0, 1.8}, {-2.7, 0, 1.575}, {-2.7, -0.3, 1.575}, {-3,
 104     -0.3, 1.35}, {-3, 0, 1.35}, {-2.5, 0, 1.125}, {-2.5, -0.3,
 105     1.125}, {-2.65, -0.3, 0.9375}, {-2.65, 0, 0.9375}, {-2,
 106     -0.3, 0.9}, {-1.9, -0.3, 0.6}, {-1.9, 0, 0.6}, {1.7, 0,
 107     1.425}, {1.7, -0.66, 1.425}, {1.7, -0.66, 0.6}, {1.7, 0,
 108     0.6}, {2.6, 0, 1.425}, {2.6, -0.66, 1.425}, {3.1, -0.66,
 109     0.825}, {3.1, 0, 0.825}, {2.3, 0, 2.1}, {2.3, -0.25, 2.1},
 110     {2.4, -0.25, 2.025}, {2.4, 0, 2.025}, {2.7, 0, 2.4}, {2.7,
 111     -0.25, 2.4}, {3.3, -0.25, 2.4}, {3.3, 0, 2.4}, {2.8, 0,
 112     2.475}, {2.8, -0.25, 2.475}, {3.525, -0.25, 2.49375},
 113     {3.525, 0, 2.49375}, {2.9, 0, 2.475}, {2.9, -0.15, 2.475},
 114     {3.45, -0.15, 2.5125}, {3.45, 0, 2.5125}, {2.8, 0, 2.4},
 115     {2.8, -0.15, 2.4}, {3.2, -0.15, 2.4}, {3.2, 0, 2.4}, {0, 0,
 116     3.15}, {0.8, 0, 3.15}, {0.8, -0.45, 3.15}, {0.45, -0.8,
 117     3.15}, {0, -0.8, 3.15}, {0, 0, 2.85}, {1.4, 0, 2.4}, {1.4,
 118     -0.784, 2.4}, {0.784, -1.4, 2.4}, {0, -1.4, 2.4}, {0.4, 0,
 119     2.55}, {0.4, -0.224, 2.55}, {0.224, -0.4, 2.55}, {0, -0.4,
 120     2.55}, {1.3, 0, 2.55}, {1.3, -0.728, 2.55}, {0.728, -1.3,
 121     2.55}, {0, -1.3, 2.55}, {1.3, 0, 2.4}, {1.3, -0.728, 2.4},
 122     {0.728, -1.3, 2.4}, {0, -1.3, 2.4}, {0, 0, 0}, {1.425,
 123     -0.798, 0}, {1.5, 0, 0.075}, {1.425, 0, 0}, {0.798, -1.425,
 124     0}, {0, -1.5, 0.075}, {0, -1.425, 0}, {1.5, -0.84, 0.075},
 125     {0.84, -1.5, 0.075}
 126 };
 127
 128 static float tex[2][2][2] =
 129 {
 130   { {0, 0},
 131     {1, 0}},
 132   { {0, 1},
 133     {1, 1}}
 134 };
 135
 136 /* *INDENT-ON* */
 137
 138 static void
 139 teapot(GLint grid, GLdouble scale, GLenum type)
 140 {
 141   float p[4][4][3], q[4][4][3], r[4][4][3], s[4][4][3];
 142   long i, j, k, l;
 143
 144   glPushAttrib(GL_ENABLE_BIT | GL_EVAL_BIT);
 145   glEnable(GL_AUTO_NORMAL);
 146   glEnable(GL_NORMALIZE);
 147   glEnable(GL_MAP2_VERTEX_3);
 148   glEnable(GL_MAP2_TEXTURE_COORD_2);
 149   glPushMatrix();
 150   glRotatef(270.0, 1.0, 0.0, 0.0);
 151   glScalef(0.5 * scale, 0.5 * scale, 0.5 * scale);
 152   glTranslatef(0.0, 0.0, -1.5);
 153   for (i = 0; i < 10; i++) {
 154     for (j = 0; j < 4; j++) {
 155       for (k = 0; k < 4; k++) {
 156         for (l = 0; l < 3; l++) {
 157           p[j][k][l] = cpdata[patchdata[i][j * 4 + k]][l];
 158           q[j][k][l] = cpdata[patchdata[i][j * 4 + (3 - k)]][l];
 159           if (l == 1)
 160             q[j][k][l] *= -1.0;
 161           if (i < 6) {
 162             r[j][k][l] =
 163               cpdata[patchdata[i][j * 4 + (3 - k)]][l];
 164             if (l == 0)
 165               r[j][k][l] *= -1.0;
 166             s[j][k][l] = cpdata[patchdata[i][j * 4 + k]][l];
 167             if (l == 0)
 168               s[j][k][l] *= -1.0;
 169             if (l == 1)
 170               s[j][k][l] *= -1.0;
 171           }
 172         }
 173       }
 174     }
 175     glMap2f(GL_MAP2_TEXTURE_COORD_2, 0, 1, 2, 2, 0, 1, 4, 2,
 176       &tex[0][0][0]);
 177     glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
 178       &p[0][0][0]);
 179     glMapGrid2f(grid, 0.0, 1.0, grid, 0.0, 1.0);
 180     glEvalMesh2(type, 0, grid, 0, grid);
 181     glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
 182       &q[0][0][0]);
 183     glEvalMesh2(type, 0, grid, 0, grid);
 184     if (i < 6) {
 185       glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
 186         &r[0][0][0]);
 187       glEvalMesh2(type, 0, grid, 0, grid);
 188       glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
 189         &s[0][0][0]);
 190       glEvalMesh2(type, 0, grid, 0, grid);
 191     }
 192   }
 193   glPopMatrix();
 194   glPopAttrib();
 195 }
 196
 197 /* CENTRY */
 198 void APIENTRY
 199 glutSolidTeapot(GLdouble scale)
 200 {
 201   teapot(14, scale, GL_FILL);
 202 }
 203
 204 void APIENTRY
 205 glutWireTeapot(GLdouble scale)
 206 {
 207   teapot(10, scale, GL_LINE);
 208 }
 209
 210 /* ENDCENTRY */