draw_logo_shadow.c
上传用户:xk288cn
上传日期:2007-05-28
资源大小:4876k
文件大小:14k
- /*
- * (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- * Unpublished-- rights reserved under the copyright laws of the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/glut.h>
- #include "objects.h"
- static float scp[18][3] = {
- {1.000000, 0.000000, 0.000000}, {1.000000, 0.000000, 5.000000},
- {0.707107, 0.707107, 0.000000}, {0.707107, 0.707107, 5.000000},
- {0.000000, 1.000000, 0.000000}, {0.000000, 1.000000, 5.000000},
- {-0.707107, 0.707107, 0.000000}, {-0.707107, 0.707107, 5.000000},
- {-1.000000, 0.000000, 0.000000}, {-1.000000, 0.000000, 5.000000},
- {-0.707107, -0.707107, 0.000000}, {-0.707107, -0.707107, 5.000000},
- {0.000000, -1.000000, 0.000000}, {0.000000, -1.000000, 5.000000},
- {0.707107, -0.707107, 0.000000}, {0.707107, -0.707107, 5.000000},
- {1.000000, 0.000000, 0.000000}, {1.000000, 0.000000, 5.000000},
- };
- static float dcp[18][3] = {
- {1.000000, 0.000000, 0.000000}, {1.000000, 0.000000, 7.000000},
- {0.707107, 0.707107, 0.000000}, {0.707107, 0.707107, 7.000000},
- {0.000000, 1.000000, 0.000000}, {0.000000, 1.000000, 7.000000},
- {-0.707107, 0.707107, 0.000000}, {-0.707107, 0.707107, 7.000000},
- {-1.000000, 0.000000, 0.000000}, {-1.000000, 0.000000, 7.000000},
- {-0.707107, -0.707107, 0.000000}, {-0.707107, -0.707107, 7.000000},
- {0.000000, -1.000000, 0.000000}, {0.000000, -1.000000, 7.000000},
- {0.707107, -0.707107, 0.000000}, {0.707107, -0.707107, 7.000000},
- {1.000000, 0.000000, 0.000000}, {1.000000, 0.000000, 7.000000},
- };
- static float ep[9][9][3] = {
- {
- {1.000000, 0.000000, 0.000000},
- {0.707107, 0.707107, 0.000000},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.707107, 0.000000},
- {-1.000000, 0.000000, 0.000000},
- {-0.707107, -0.707107, 0.000000},
- {0.000000, -1.000000, 0.000000},
- {0.707107, -0.707107, 0.000000},
- {1.000000, 0.000000, 0.000000},
- },
-
- {
- {1.000000, 0.019215, 0.195090},
- {0.707107, 0.712735, 0.057141},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.712735, 0.057141},
- {-1.000000, 0.019215, 0.195090},
- {-0.707107, -0.674305, 0.333040},
- {0.000000, -0.961571, 0.390181},
- {0.707107, -0.674305, 0.333040},
- {1.000000, 0.019215, 0.195090},
- },
-
- {
- {1.000000, 0.076120, 0.382683},
- {0.707107, 0.729402, 0.112085},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.729402, 0.112085},
- {-1.000000, 0.076120, 0.382683},
- {-0.707107, -0.577161, 0.653282},
- {0.000000, -0.847759, 0.765367},
- {0.707107, -0.577161, 0.653282},
- {1.000000, 0.076120, 0.382683},
- },
-
- {
- {1.000000, 0.168530, 0.555570},
- {0.707107, 0.756468, 0.162723},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.756468, 0.162723},
- {-1.000000, 0.168530, 0.555570},
- {-0.707107, -0.419407, 0.948418},
- {0.000000, -0.662939, 1.111140},
- {0.707107, -0.419407, 0.948418},
- {1.000000, 0.168530, 0.555570},
- },
-
- {
- {1.000000, 0.292893, 0.707107},
- {0.707107, 0.792893, 0.207107},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.792893, 0.207107},
- {-1.000000, 0.292893, 0.707107},
- {-0.707107, -0.207107, 1.207107},
- {0.000000, -0.414214, 1.414214},
- {0.707107, -0.207107, 1.207107},
- {1.000000, 0.292893, 0.707107},
- },
-
- {
- {1.000000, 0.444430, 0.831470},
- {0.707107, 0.837277, 0.243532},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.837277, 0.243532},
- {-1.000000, 0.444430, 0.831470},
- {-0.707107, 0.051582, 1.419407},
- {0.000000, -0.111140, 1.662939},
- {0.707107, 0.051582, 1.419407},
- {1.000000, 0.444430, 0.831470},
- },
-
- {
- {1.000000, 0.617317, 0.923880},
- {0.707107, 0.887915, 0.270598},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.887915, 0.270598},
- {-1.000000, 0.617317, 0.923880},
- {-0.707107, 0.346719, 1.577161},
- {0.000000, 0.234633, 1.847759},
- {0.707107, 0.346719, 1.577161},
- {1.000000, 0.617317, 0.923880},
- },
-
- {
- {1.000000, 0.804910, 0.980785},
- {0.707107, 0.942859, 0.287265},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 0.942859, 0.287265},
- {-1.000000, 0.804910, 0.980785},
- {-0.707107, 0.666960, 1.674305},
- {0.000000, 0.609819, 1.961571},
- {0.707107, 0.666960, 1.674305},
- {1.000000, 0.804910, 0.980785},
- },
-
- {
- {1.000000, 1.000000, 1.000000},
- {0.707107, 1.000000, 0.292893},
- {0.000000, 1.000000, 0.000000},
- {-0.707107, 1.000000, 0.292893},
- {-1.000000, 1.000000, 1.000000},
- {-0.707107, 1.000000, 1.707107},
- {0.000000, 1.000000, 2.000000},
- {0.707107, 1.000000, 1.707107},
- {1.000000, 1.000000, 1.000000},
- },
-
- };
- static void draw_single_cylinder(void) {
-
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(scp[0]);
- glVertex3fv(scp[1]);
- glVertex3fv(scp[2]);
- glVertex3fv(scp[3]);
- glVertex3fv(scp[4]);
- glVertex3fv(scp[5]);
- glVertex3fv(scp[6]);
- glVertex3fv(scp[7]);
- glVertex3fv(scp[8]);
- glVertex3fv(scp[9]);
- glVertex3fv(scp[10]);
- glVertex3fv(scp[11]);
- glVertex3fv(scp[12]);
- glVertex3fv(scp[13]);
- glVertex3fv(scp[14]);
- glVertex3fv(scp[15]);
- glVertex3fv(scp[16]);
- glVertex3fv(scp[17]);
- glEnd();
- }
- static void draw_double_cylinder(void) {
-
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(dcp[0]);
- glVertex3fv(dcp[1]);
- glVertex3fv(dcp[2]);
- glVertex3fv(dcp[3]);
- glVertex3fv(dcp[4]);
- glVertex3fv(dcp[5]);
- glVertex3fv(dcp[6]);
- glVertex3fv(dcp[7]);
- glVertex3fv(dcp[8]);
- glVertex3fv(dcp[9]);
- glVertex3fv(dcp[10]);
- glVertex3fv(dcp[11]);
- glVertex3fv(dcp[12]);
- glVertex3fv(dcp[13]);
- glVertex3fv(dcp[14]);
- glVertex3fv(dcp[15]);
- glVertex3fv(dcp[16]);
- glVertex3fv(dcp[17]);
- glEnd();
- }
- static void draw_elbow(void) {
-
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[0][0]);
- glVertex3fv(ep[1][0]);
- glVertex3fv(ep[0][1]);
- glVertex3fv(ep[1][1]);
- glVertex3fv(ep[0][2]);
- glVertex3fv(ep[1][2]);
- glVertex3fv(ep[0][3]);
- glVertex3fv(ep[1][3]);
- glVertex3fv(ep[0][4]);
- glVertex3fv(ep[1][4]);
- glVertex3fv(ep[0][5]);
- glVertex3fv(ep[1][5]);
- glVertex3fv(ep[0][6]);
- glVertex3fv(ep[1][6]);
- glVertex3fv(ep[0][7]);
- glVertex3fv(ep[1][7]);
- glVertex3fv(ep[0][8]);
- glVertex3fv(ep[1][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[1][0]);
- glVertex3fv(ep[2][0]);
- glVertex3fv(ep[1][1]);
- glVertex3fv(ep[2][1]);
- glVertex3fv(ep[1][2]);
- glVertex3fv(ep[2][2]);
- glVertex3fv(ep[1][3]);
- glVertex3fv(ep[2][3]);
- glVertex3fv(ep[1][4]);
- glVertex3fv(ep[2][4]);
- glVertex3fv(ep[1][5]);
- glVertex3fv(ep[2][5]);
- glVertex3fv(ep[1][6]);
- glVertex3fv(ep[2][6]);
- glVertex3fv(ep[1][7]);
- glVertex3fv(ep[2][7]);
- glVertex3fv(ep[1][8]);
- glVertex3fv(ep[2][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[2][0]);
- glVertex3fv(ep[3][0]);
- glVertex3fv(ep[2][1]);
- glVertex3fv(ep[3][1]);
- glVertex3fv(ep[2][2]);
- glVertex3fv(ep[3][2]);
- glVertex3fv(ep[2][3]);
- glVertex3fv(ep[3][3]);
- glVertex3fv(ep[2][4]);
- glVertex3fv(ep[3][4]);
- glVertex3fv(ep[2][5]);
- glVertex3fv(ep[3][5]);
- glVertex3fv(ep[2][6]);
- glVertex3fv(ep[3][6]);
- glVertex3fv(ep[2][7]);
- glVertex3fv(ep[3][7]);
- glVertex3fv(ep[2][8]);
- glVertex3fv(ep[3][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[3][0]);
- glVertex3fv(ep[4][0]);
- glVertex3fv(ep[3][1]);
- glVertex3fv(ep[4][1]);
- glVertex3fv(ep[3][2]);
- glVertex3fv(ep[4][2]);
- glVertex3fv(ep[3][3]);
- glVertex3fv(ep[4][3]);
- glVertex3fv(ep[3][4]);
- glVertex3fv(ep[4][4]);
- glVertex3fv(ep[3][5]);
- glVertex3fv(ep[4][5]);
- glVertex3fv(ep[3][6]);
- glVertex3fv(ep[4][6]);
- glVertex3fv(ep[3][7]);
- glVertex3fv(ep[4][7]);
- glVertex3fv(ep[3][8]);
- glVertex3fv(ep[4][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[4][0]);
- glVertex3fv(ep[5][0]);
- glVertex3fv(ep[4][1]);
- glVertex3fv(ep[5][1]);
- glVertex3fv(ep[4][2]);
- glVertex3fv(ep[5][2]);
- glVertex3fv(ep[4][3]);
- glVertex3fv(ep[5][3]);
- glVertex3fv(ep[4][4]);
- glVertex3fv(ep[5][4]);
- glVertex3fv(ep[4][5]);
- glVertex3fv(ep[5][5]);
- glVertex3fv(ep[4][6]);
- glVertex3fv(ep[5][6]);
- glVertex3fv(ep[4][7]);
- glVertex3fv(ep[5][7]);
- glVertex3fv(ep[4][8]);
- glVertex3fv(ep[5][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[5][0]);
- glVertex3fv(ep[6][0]);
- glVertex3fv(ep[5][1]);
- glVertex3fv(ep[6][1]);
- glVertex3fv(ep[5][2]);
- glVertex3fv(ep[6][2]);
- glVertex3fv(ep[5][3]);
- glVertex3fv(ep[6][3]);
- glVertex3fv(ep[5][4]);
- glVertex3fv(ep[6][4]);
- glVertex3fv(ep[5][5]);
- glVertex3fv(ep[6][5]);
- glVertex3fv(ep[5][6]);
- glVertex3fv(ep[6][6]);
- glVertex3fv(ep[5][7]);
- glVertex3fv(ep[6][7]);
- glVertex3fv(ep[5][8]);
- glVertex3fv(ep[6][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[6][0]);
- glVertex3fv(ep[7][0]);
- glVertex3fv(ep[6][1]);
- glVertex3fv(ep[7][1]);
- glVertex3fv(ep[6][2]);
- glVertex3fv(ep[7][2]);
- glVertex3fv(ep[6][3]);
- glVertex3fv(ep[7][3]);
- glVertex3fv(ep[6][4]);
- glVertex3fv(ep[7][4]);
- glVertex3fv(ep[6][5]);
- glVertex3fv(ep[7][5]);
- glVertex3fv(ep[6][6]);
- glVertex3fv(ep[7][6]);
- glVertex3fv(ep[6][7]);
- glVertex3fv(ep[7][7]);
- glVertex3fv(ep[6][8]);
- glVertex3fv(ep[7][8]);
- glEnd();
- glBegin(GL_TRIANGLE_STRIP);
- glVertex3fv(ep[7][0]);
- glVertex3fv(ep[8][0]);
- glVertex3fv(ep[7][1]);
- glVertex3fv(ep[8][1]);
- glVertex3fv(ep[7][2]);
- glVertex3fv(ep[8][2]);
- glVertex3fv(ep[7][3]);
- glVertex3fv(ep[8][3]);
- glVertex3fv(ep[7][4]);
- glVertex3fv(ep[8][4]);
- glVertex3fv(ep[7][5]);
- glVertex3fv(ep[8][5]);
- glVertex3fv(ep[7][6]);
- glVertex3fv(ep[8][6]);
- glVertex3fv(ep[7][7]);
- glVertex3fv(ep[8][7]);
- glVertex3fv(ep[7][8]);
- glVertex3fv(ep[8][8]);
- glEnd();
- }
- static void bend_forward(void) {
-
- glTranslatef(0.0, 1.000000, 0.0);
- glRotatef (0.1 * (900), 1.0, 0.0, 0.0);
- glTranslatef(0.0, -1.000000, 0.0);
- }
- static void bend_left(void) {
-
- glRotatef (0.1 * (-900), 0.0, 0.0, 1.0);
- glTranslatef(0.0, 1.000000, 0.0);
- glRotatef (0.1 * (900), 1.0, 0.0, 0.0);
- glTranslatef(0.0, -1.000000, 0.0);
- }
- static void bend_right(void) {
- glRotatef (0.1 * (900), 0.0, 0.0, 1.0);
- glTranslatef(0.0, 1.000000, 0.0);
- glRotatef (0.1 * (900), 1.0, 0.0, 0.0);
- glTranslatef(0.0, -1.000000, 0.0);
- }
- void draw_logo_shadow(void) {
-
- glTranslatef(5.500000, -3.500000, 4.500000);
-
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -5.000000);
- draw_single_cylinder();
- bend_right();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -5.000000);
- draw_single_cylinder();
- bend_left();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -5.000000);
- draw_single_cylinder();
- bend_right();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -5.000000);
- draw_single_cylinder();
- bend_left();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -5.000000);
- draw_single_cylinder();
- bend_right();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -7.000000);
- draw_double_cylinder();
- bend_forward();
- draw_elbow();
- glTranslatef(0.0, 0.0, -5.000000);
- draw_single_cylinder();
- bend_left();
- draw_elbow();
- }