diff options
Diffstat (limited to 'progs/tests/scissor.c')
-rw-r--r-- | progs/tests/scissor.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/progs/tests/scissor.c b/progs/tests/scissor.c deleted file mode 100644 index e5a68ffabd3..00000000000 --- a/progs/tests/scissor.c +++ /dev/null @@ -1,168 +0,0 @@ -/* - * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. - * Copyright (c) 2009 VMware, 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> - -struct program -{ - unsigned width; - unsigned height; - unsigned quads; -}; - -struct program prog; - -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); -} - -static void reshape(int width, int height) -{ - - glViewport(0, 0, (GLint)width, (GLint)height); - - prog.width = width; - prog.height = 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(1); - default: - prog.quads = !prog.quads; - glutPostRedisplay(); - return; - } -} - -static void drawQuad(void) -{ - - if (prog.quads) { - glBegin(GL_QUADS); - glVertex2d(-1.0, -1.0); - glVertex2d( 1.0, -1.0); - glVertex2d( 1.0, 1.0); - glVertex2d(-1.0, 1.0); - glEnd(); - } else { - glClear(GL_COLOR_BUFFER_BIT); - } -} - -static void draw(void) -{ - glClearColor(0.0, 0.0, 1.0, 0.0); - glClear(GL_COLOR_BUFFER_BIT); - - printf("drawing with %s\n", prog.quads ? "quads" : "clears"); - - glEnable(GL_SCISSOR_TEST); - - { - glClearColor(1.0, 0.0, 0.0, 1.0); - glColor4d(1.0, 0.0, 0.0, 1.0); - - glScissor(1, 1, 10, 10); - drawQuad(); - glScissor(1, prog.height - 11, 10, 10); - drawQuad(); - glScissor(prog.width - 11, prog.height - 11, 10, 10); - drawQuad(); - } - - { - glClearColor(0.0, 1.0, 0.0, 1.0); - glColor4d(0.0, 1.0, 0.0, 1.0); - - glScissor(12, 1, 10, 10); - drawQuad(); - glScissor(12, prog.height - 11, 10, 10); - drawQuad(); - glScissor(prog.width - 22, prog.height - 11, 10, 10); - drawQuad(); - } - - { - glClearColor(1.0, 1.0, 0.0, 1.0); - glColor4d(1.0, 1.0, 0.0, 1.0); - - glScissor(1, 12, 10, 10); - drawQuad(); - glScissor(1, prog.height - 22, 10, 10); - drawQuad(); - glScissor(prog.width - 11, prog.height - 22, 10, 10); - drawQuad(); - } - - glDisable(GL_SCISSOR_TEST); - - /* glutSwapBuffers(); */ - glFlush(); -} - -int main(int argc, char **argv) -{ - GLenum type; - - glutInit(&argc, argv); - - prog.width = 200; - prog.height = 200; - - glutInitWindowPosition(100, 0); - glutInitWindowSize(prog.width, prog.height); - - /* type = GLUT_RGB | GLUT_DOUBLE; */ - type = GLUT_RGB | GLUT_SINGLE; - glutInitDisplayMode(type); - - if (glutCreateWindow(*argv) == GL_FALSE) { - exit(1); - } - - init(); - - glutReshapeFunc(reshape); - glutKeyboardFunc(key); - glutDisplayFunc(draw); - glutMainLoop(); - return 0; -} |