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Diffstat (limited to 'progs/samples/shape.c')
| -rw-r--r-- | progs/samples/shape.c | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/progs/samples/shape.c b/progs/samples/shape.c new file mode 100644 index 00000000000..d342ee5b07b --- /dev/null +++ b/progs/samples/shape.c @@ -0,0 +1,345 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "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 BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <GL/glut.h> + + +#define OPENGL_WIDTH 24 +#define OPENGL_HEIGHT 13 + + +GLenum rgb, doubleBuffer, windType; +GLint objectIndex = 0; +GLuint bases[20]; +float angleX = 0.0, angleY = 0.0, angleZ = 0.0; +float scaleX = 1.0, scaleY = 1.0, scaleZ = 1.0; +float shiftX = 0.0, shiftY = 0.0, shiftZ = 0.0; + + +#include "tkmap.c" + +static void Init(void) +{ + + bases[0] = glGenLists(1); + glNewList(bases[0], GL_COMPILE); + glutWireSphere(1.0, 20, 10); + glEndList(); + + bases[1] = glGenLists(1); + glNewList(bases[1], GL_COMPILE); + glutSolidSphere(1.0, 20, 10); + glEndList(); + + bases[2] = glGenLists(1); + glNewList(bases[2], GL_COMPILE); + glutWireCube(1.0); + glEndList(); + + bases[3] = glGenLists(1); + glNewList(bases[3], GL_COMPILE); + glutSolidCube(1.0); + glEndList(); + + bases[4] = glGenLists(1); + glNewList(bases[4], GL_COMPILE); + glutWireTorus(1.0, 1.0, 10, 20); + glEndList(); + + bases[5] = glGenLists(1); + glNewList(bases[5], GL_COMPILE); + glutSolidTorus(1.0, 1.0, 10, 20); + glEndList(); + + bases[6] = glGenLists(1); + glNewList(bases[6], GL_COMPILE); + glutWireIcosahedron(); + glEndList(); + + bases[7] = glGenLists(1); + glNewList(bases[7], GL_COMPILE); + glutSolidIcosahedron(); + glEndList(); + + bases[8] = glGenLists(1); + glNewList(bases[8], GL_COMPILE); + glutWireOctahedron(); + glEndList(); + + bases[9] = glGenLists(1); + glNewList(bases[9], GL_COMPILE); + glutSolidOctahedron(); + glEndList(); + + bases[10] = glGenLists(1); + glNewList(bases[10], GL_COMPILE); + glutWireTetrahedron(); + glEndList(); + + bases[11] = glGenLists(1); + glNewList(bases[11], GL_COMPILE); + glutSolidTetrahedron(); + glEndList(); + + bases[12] = glGenLists(1); + glNewList(bases[12], GL_COMPILE); + glutWireDodecahedron(); + glEndList(); + + bases[13] = glGenLists(1); + glNewList(bases[13], GL_COMPILE); + glutSolidDodecahedron(); + glEndList(); + + bases[14] = glGenLists(1); + glNewList(bases[14], GL_COMPILE); + glutWireCone(5.0, 5.0, 20, 10); + glEndList(); + + bases[15] = glGenLists(1); + glNewList(bases[15], GL_COMPILE); + glutSolidCone(5.0, 5.0, 20, 10); + glEndList(); + + bases[16] = glGenLists(1); + glNewList(bases[16], GL_COMPILE); + glutWireTeapot(1.0); + glEndList(); + + bases[17] = glGenLists(1); + glNewList(bases[17], GL_COMPILE); + glutSolidTeapot(1.0); + glEndList(); + + glClearColor(0.0, 0.0, 0.0, 0.0); + glClearIndex(0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glOrtho(-400.0, 400.0, -200.0, 200.0, -400.0, 400.0); + glMatrixMode(GL_MODELVIEW); +} + +static void Key2(int key, int x, int y) +{ + + switch (key) { + case GLUT_KEY_LEFT: + shiftX -= 20.0; + break; + case GLUT_KEY_RIGHT: + shiftX += 20.0; + break; + case GLUT_KEY_UP: + shiftY += 20.0; + break; + case GLUT_KEY_DOWN: + shiftY -= 20.0; + break; + default: + return; + } + + glutPostRedisplay(); +} + +static void Key(unsigned char key, int x, int y) +{ + + switch (key) { + case 27: + exit(1); + + case 32: + objectIndex++; + if (objectIndex > 17) { + objectIndex = 0; + } + break; + + case 'n': + shiftZ += 20.0; + break; + case 'm': + shiftZ -= 20.0; + break; + + case 'q': + scaleX -= 0.1; + if (scaleX < 0.1) { + scaleX = 0.1; + } + break; + case 'w': + scaleX += 0.1; + break; + case 'a': + scaleY -= 0.1; + if (scaleY < 0.1) { + scaleY = 0.1; + } + break; + case 's': + scaleY += 0.1; + break; + case 'z': + scaleZ -= 0.1; + if (scaleZ < 0.1) { + scaleZ = 0.1; + } + break; + case 'x': + scaleZ += 0.1; + break; + + case 'e': + angleX -= 5.0; + if (angleX < 0.0) { + angleX = 360.0 + angleX; + } + break; + case 'r': + angleX += 5.0; + if (angleX > 360.0) { + angleX = angleX - 360.0; + } + break; + case 'd': + angleY -= 5.0; + if (angleY < 0.0) { + angleY = 360.0 + angleY; + } + break; + case 'f': + angleY += 5.0; + if (angleY > 360.0) { + angleY = angleY - 360.0; + } + break; + case 'c': + angleZ -= 5.0; + if (angleZ < 0.0) { + angleZ = 360.0 + angleZ; + } + break; + case 'v': + angleZ += 5.0; + if (angleZ > 360.0) { + angleZ = angleZ - 360.0; + } + break; + default: + return; + } + + glutPostRedisplay(); +} + +static void Draw(void) +{ + + glClear(GL_COLOR_BUFFER_BIT); + + SetColor(COLOR_WHITE); + + glPushMatrix(); + + glTranslatef(shiftX, shiftY, shiftZ); + glRotatef(angleX, 1.0, 0.0, 0.0); + glRotatef(angleY, 0.0, 1.0, 0.0); + glRotatef(angleZ, 0.0, 0.0, 1.0); + glScalef(scaleX, scaleY, scaleZ); + + glCallList(bases[objectIndex]); + glPopMatrix(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + rgb = GL_TRUE; + doubleBuffer = GL_FALSE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-ci") == 0) { + rgb = GL_FALSE; + } else if (strcmp(argv[i], "-rgb") == 0) { + rgb = GL_TRUE; + } else if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + printf("%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 400, 400); + + windType = (rgb) ? GLUT_RGB : GLUT_INDEX; + windType |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(windType); + + if (glutCreateWindow("Font Test") == GL_FALSE) { + exit(1); + } + + InitMap(); + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutSpecialFunc(Key2); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} |