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Diffstat (limited to 'SixenseSDK/src/sixense_simple3d/src/freeglut_teapot.c')
| -rwxr-xr-x | SixenseSDK/src/sixense_simple3d/src/freeglut_teapot.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/SixenseSDK/src/sixense_simple3d/src/freeglut_teapot.c b/SixenseSDK/src/sixense_simple3d/src/freeglut_teapot.c new file mode 100755 index 0000000..722bca6 --- /dev/null +++ b/SixenseSDK/src/sixense_simple3d/src/freeglut_teapot.c @@ -0,0 +1,200 @@ +/* + * freeglut_teapot.c + * + * Teapot(tm) rendering code. + * + * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved. + * Written by Pawel W. Olszta, <olszta@sourceforge.net> + * Creation date: Fri Dec 24 1999 + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * Original teapot code copyright follows: + */ + +/* + * (c) Copyright 1993, Silicon Graphics, Inc. + * + * ALL RIGHTS RESERVED + * + * Permission to use, copy, modify, and distribute this software + * for any purpose and without fee is hereby granted, provided + * that the above copyright notice appear in all copies and that + * both the copyright notice and this permission notice appear in + * supporting documentation, and that the name of Silicon + * Graphics, Inc. not be used in advertising or publicity + * pertaining to distribution of the software without specific, + * written prior permission. + * + * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU + * "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR + * OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO + * EVENT SHALL SILICON GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE + * ELSE FOR ANY DIRECT, SPECIAL, INCIDENTAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER, + * INCLUDING WITHOUT LIMITATION, LOSS OF PROFIT, LOSS OF USE, + * SAVINGS OR REVENUE, OR THE CLAIMS OF THIRD PARTIES, WHETHER OR + * NOT SILICON GRAPHICS, INC. HAS BEEN ADVISED OF THE POSSIBILITY + * OF SUCH LOSS, HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * ARISING OUT OF OR IN CONNECTION WITH THE POSSESSION, USE OR + * PERFORMANCE OF THIS SOFTWARE. + * + * US Government Users Restricted Rights + * + * Use, duplication, or disclosure by the Government is subject to + * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph + * (c)(1)(ii) of the Rights in Technical Data and Computer + * Software clause at DFARS 252.227-7013 and/or in similar or + * successor clauses in the FAR or the DOD or NASA FAR + * Supplement. Unpublished-- rights reserved under the copyright + * laws of the United States. Contractor/manufacturer is Silicon + * Graphics, Inc., 2011 N. Shoreline Blvd., Mountain View, CA + * 94039-7311. + * + * OpenGL(TM) is a trademark of Silicon Graphics, Inc. + */ + +#include <GL/freeglut.h> +#include "freeglut_internal.h" +#include "freeglut_teapot_data.h" + +/* -- PRIVATE FUNCTIONS ---------------------------------------------------- */ + + +static void fghTeapot( GLint grid, GLdouble scale, GLenum type ) +{ +#if defined(_WIN32_WCE) + int i, numV=sizeof(strip_vertices)/4, numI=sizeof(strip_normals)/4; +#else + double p[4][4][3], q[4][4][3], r[4][4][3], s[4][4][3]; + long i, j, k, l; +#endif + + glPushAttrib( GL_ENABLE_BIT | GL_EVAL_BIT ); + glEnable( GL_AUTO_NORMAL ); + glEnable( GL_NORMALIZE ); + glEnable( GL_MAP2_VERTEX_3 ); + glEnable( GL_MAP2_TEXTURE_COORD_2 ); + + glPushMatrix(); + glRotated( 270.0, 1.0, 0.0, 0.0 ); + glScaled( 0.5 * scale, 0.5 * scale, 0.5 * scale ); + glTranslated( 0.0, 0.0, -1.5 ); + +#if defined(_WIN32_WCE) + glRotated( 90.0, 1.0, 0.0, 0.0 ); + glBegin( GL_TRIANGLE_STRIP ); + + for( i = 0; i < numV-1; i++ ) + { + int vidx = strip_vertices[i], + nidx = strip_normals[i]; + + if( vidx != -1 ) + { + glNormal3fv( normals[nidx] ); + glVertex3fv( vertices[vidx] ); + } + else + { + glEnd(); + glBegin( GL_TRIANGLE_STRIP ); + } + } + + glEnd(); +#else + for (i = 0; i < 10; i++) { + for (j = 0; j < 4; j++) { + for (k = 0; k < 4; k++) { + for (l = 0; l < 3; l++) { + p[j][k][l] = cpdata[patchdata[i][j * 4 + k]][l]; + q[j][k][l] = cpdata[patchdata[i][j * 4 + (3 - k)]][l]; + if (l == 1) + q[j][k][l] *= -1.0; + if (i < 6) { + r[j][k][l] = + cpdata[patchdata[i][j * 4 + (3 - k)]][l]; + if (l == 0) + r[j][k][l] *= -1.0; + s[j][k][l] = cpdata[patchdata[i][j * 4 + k]][l]; + if (l == 0) + s[j][k][l] *= -1.0; + if (l == 1) + s[j][k][l] *= -1.0; + } + } + } + } + + glMap2d(GL_MAP2_TEXTURE_COORD_2, 0.0, 1.0, 2, 2, 0.0, 1.0, 4, 2, + &tex[0][0][0]); + glMap2d(GL_MAP2_VERTEX_3, 0.0, 1.0, 3, 4, 0.0, 1.0, 12, 4, + &p[0][0][0]); + glMapGrid2d(grid, 0.0, 1.0, grid, 0.0, 1.0); + glEvalMesh2(type, 0, grid, 0, grid); + glMap2d(GL_MAP2_VERTEX_3, 0.0, 1.0, 3, 4, 0.0, 1.0, 12, 4, + &q[0][0][0]); + glEvalMesh2(type, 0, grid, 0, grid); + if (i < 6) { + glMap2d(GL_MAP2_VERTEX_3, 0.0, 1.0, 3, 4, 0.0, 1.0, 12, 4, + &r[0][0][0]); + glEvalMesh2(type, 0, grid, 0, grid); + glMap2d(GL_MAP2_VERTEX_3, 0.0, 1.0, 3, 4, 0.0, 1.0, 12, 4, + &s[0][0][0]); + glEvalMesh2(type, 0, grid, 0, grid); + } + } +#endif /* defined(_WIN32_WCE) */ + + glPopMatrix(); + glPopAttrib(); +} + + +/* -- INTERFACE FUNCTIONS -------------------------------------------------- */ + +/* + * Renders a beautiful wired teapot... + */ +void FGAPIENTRY glutWireTeapot( GLdouble size ) +{ + FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWireTeapot" ); + /* We will use the general teapot rendering code */ + fghTeapot( 10, size, GL_LINE ); +} + +/* + * Renders a beautiful filled teapot... + */ +void FGAPIENTRY glutSolidTeapot( GLdouble size ) +{ + FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSolidTeapot" ); + /* We will use the general teapot rendering code */ + fghTeapot( 7, size, GL_FILL ); +} + +/*** END OF FILE ***/ + + + + + |