diff options
Diffstat (limited to 'progs/trivial/clear-repeat.c')
-rw-r--r-- | progs/trivial/clear-repeat.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/progs/trivial/clear-repeat.c b/progs/trivial/clear-repeat.c deleted file mode 100644 index f966adb0801..00000000000 --- a/progs/trivial/clear-repeat.c +++ /dev/null @@ -1,130 +0,0 @@ -/* - * 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 <math.h> -#include <GL/glut.h> - - -#define CI_OFFSET_1 16 -#define CI_OFFSET_2 32 - - -static void Init(void) -{ - fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); - fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); - fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); - fflush(stderr); - - glClearColor(0.3, 0.1, 0.3, 0.0); -} - -static void Reshape(int width, int height) -{ - - glViewport(0, 0, (GLint)width, (GLint)height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); - glMatrixMode(GL_MODELVIEW); -} - -static void Key(unsigned char key, int x, int y) -{ - switch (key) { - case 27: - exit(0); - default: - glutPostRedisplay(); - return; - } -} - -static void Draw(void) -{ - static float f = 0; - while (1) { - f += .1; - glClearColor((sin(f)+1)/2.0,(cos(f)+1)/2.0,0.5,1); - glClear(GL_COLOR_BUFFER_BIT); - glutSwapBuffers(); - - { - static GLint T0 = 0; - static GLint Frames = 0; - GLint t = glutGet(GLUT_ELAPSED_TIME); - - Frames++; - - if (t - T0 >= 5000) { - GLfloat seconds = (t - T0) / 1000.0; - GLfloat fps = Frames / seconds; - printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps); - fflush(stdout); - T0 = t; - Frames = 0; - } - } - - } - glutPostRedisplay(); -} - -static GLenum Args(int argc, char **argv) -{ - return GL_TRUE; -} - -int main(int argc, char **argv) -{ - GLenum type; - - glutInit(&argc, argv); - - if (Args(argc, argv) == GL_FALSE) { - exit(1); - } - - glutInitWindowPosition(0, 0); glutInitWindowSize( 300, 300); - - type = GLUT_RGB | GLUT_ALPHA; - type |= GLUT_DOUBLE; - glutInitDisplayMode(type); - - if (glutCreateWindow(*argv) == GL_FALSE) { - exit(1); - } - - Init(); - - glutReshapeFunc(Reshape); - glutKeyboardFunc(Key); - glutDisplayFunc(Draw); - glutMainLoop(); - return 0; -} |