Remove demos that have moved to git+ssh://git.freedesktop.org/git/mesa/demos.

[mesa.git] / progs / trivial / point-param.c

diff --git a/progs/trivial/point-param.c b/progs/trivial/point-param.c
deleted file mode 100644 (file)
index 46bd773..0000000
--- a/progs/trivial/point-param.c
+++ /dev/null
@@ -1,159 +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 <GL/glew.h>
-#include <math.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-
-GLenum doubleBuffer;
-
-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(0.0, 0.0, 1.0, 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, 100.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-    switch (key) {
-    case 27:
-       exit(1);
-    default:
-       break;
-    }
-    glutPostRedisplay();
-}
-
-
-static float
-expected(float z, float size, const float atten[3])
-{
-   float dist = fabs(z);
-   const GLfloat q = atten[0] + dist * (atten[1] + dist * atten[2]);
-   const GLfloat a = sqrt(1.0 / q);
-   return size * a;
-}
-
-
-static void Draw(void)
-{
-   static GLfloat atten[3] = { 0.0, 0.1, .01 };
-   float size = 40.0;
-   int i;
-
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-   glPointSize(size);
-   glPointParameterfvARB(GL_POINT_DISTANCE_ATTENUATION_ARB, atten); 
-
-   glColor3f(1,0,0); 
-
-   printf("Expected point sizes:\n");
-   glBegin(GL_POINTS);
-   for (i = 0; i < 5; i++) {
-      float x = -0.8 + i * 0.4;
-      float z = -i * 20 - 10;
-      glVertex3f( x, 0.0, z);
-      printf(" %f\n", expected(z, size, atten));
-   }
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-           doubleBuffer = GL_FALSE;
-       } else if (strcmp(argv[i], "-db") == 0) {
-           doubleBuffer = GL_TRUE;
-       } else {
-           fprintf(stderr, "%s (Bad option).\n", argv[i]);
-           return GL_FALSE;
-       }
-    }
-    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( 250, 250);
-
-    type = GLUT_RGB | GLUT_ALPHA;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow(argv[0]) == GL_FALSE) {
-       exit(1);
-    }
-
-    glewInit();
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-    return 0;
-}