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

[mesa.git] / progs / trivial / line-smooth.c

diff --git a/progs/trivial/line-smooth.c b/progs/trivial/line-smooth.c
deleted file mode 100644 (file)
index 9c4b9a0..0000000
--- a/progs/trivial/line-smooth.c
+++ /dev/null
@@ -1,174 +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 <math.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-GLboolean smooth = GL_TRUE;
-GLfloat width = 1.0;
-
-
-static void Init(void)
-{
-   float range[2], aarange[2];
-   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);
-   glGetFloatv(GL_LINE_WIDTH_RANGE, aarange);
-   glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, range);
-   printf("Non-AA line width range: %f .. %f\n", range[0], range[1]);
-   printf("AA line width range: %f .. %f\n", aarange[0], aarange[1]);
-   fflush(stdout);
-}
-
-
-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);
-   glLoadIdentity();
-   glTranslatef(0, 0, -30);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-   switch (key) {
-   case 'w':
-      width -= 0.5;
-      if (width < 0.5)
-         width = 0.5;
-      break;
-   case 'W':
-      width += 0.5;
-      break;
-   case 's':
-      smooth = !smooth;
-      break;
-   case 27:
-      exit(1);
-   default:
-      return;
-   }
-   printf("LineWidth: %g\n", width);
-   glutPostRedisplay();
-}
-
-
-static void Draw(void)
-{
-   float a;
-
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glLineWidth(width);
-
-   if (smooth) {
-      glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-      glEnable(GL_BLEND);
-      glEnable(GL_LINE_SMOOTH);
-   }
-
-   glColor3f(1, 1, 1);
-
-   glBegin(GL_LINES);
-   for (a = 0; a < 3.14159; a += 0.2) {
-      float x = .9 * cos(a);
-      float y = .9 * sin(a);
-
-      glVertex2f(-x, -y);
-      glVertex2f( x,  y);
-   }
-   glEnd();
-
-   glDisable(GL_LINE_SMOOTH);
-   glDisable(GL_BLEND);
-
-   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;
-   type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-   glutInitDisplayMode(type);
-
-   if (glutCreateWindow(argv[0]) == GL_FALSE) {
-      exit(1);
-   }
-
-   Init();
-
-   glutReshapeFunc(Reshape);
-   glutKeyboardFunc(Key);
-   glutDisplayFunc(Draw);
-   glutMainLoop();
-   return 0;
-}