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authorEric Anholt <eric@anholt.net>2010-05-21 09:32:38 -0700
committerEric Anholt <eric@anholt.net>2010-05-21 12:20:39 -0700
commit68fc4b415e322f6744299e39864fbc377c6eff74 (patch)
tree4bafffd8b0105174f3c5c0ae327a005be9145990 /progs/glsl/noise2.c
parente4f4489e3fc0b36d72821b55794fb843b2b7fa5f (diff)
Remove demos that have moved to git+ssh://git.freedesktop.org/git/mesa/demos.
The remaining programs are ones I've had difficulty finding a build environment for to make the build system or are unit tests that should probably live next to their code instead. Hopefully people can bring over the build for remaining pieces they care about.
Diffstat (limited to 'progs/glsl/noise2.c')
-rw-r--r--progs/glsl/noise2.c200
1 files changed, 0 insertions, 200 deletions
diff --git a/progs/glsl/noise2.c b/progs/glsl/noise2.c
deleted file mode 100644
index 7a28f09947..0000000000
--- a/progs/glsl/noise2.c
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * GLSL noise demo.
- *
- * Michal Krol
- * 20 February 2006
- *
- * Based on the original demo by:
- * Stefan Gustavson (stegu@itn.liu.se) 2004, 2005
- */
-
-#ifdef WIN32
-#include <windows.h>
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <GL/gl.h>
-#include <GL/glut.h>
-#include <GL/glext.h>
-
-#ifdef WIN32
-#define GETPROCADDRESS(F) wglGetProcAddress(F)
-#else
-#define GETPROCADDRESS(F) glutGetProcAddress(F)
-#endif
-
-static GLhandleARB fragShader;
-static GLhandleARB vertShader;
-static GLhandleARB program;
-
-static GLint uTime;
-
-static GLint t0 = 0;
-static GLint frames = 0;
-
-static GLfloat u_time = 0.0f;
-
-static PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB = NULL;
-static PFNGLSHADERSOURCEARBPROC glShaderSourceARB = NULL;
-static PFNGLCOMPILESHADERARBPROC glCompileShaderARB = NULL;
-static PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB = NULL;
-static PFNGLATTACHOBJECTARBPROC glAttachObjectARB = NULL;
-static PFNGLLINKPROGRAMARBPROC glLinkProgramARB = NULL;
-static PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB = NULL;
-static PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB = NULL;
-static PFNGLUNIFORM1FARBPROC glUniform1fARB = NULL;
-
-static void Redisplay (void)
-{
- GLint t;
-
- glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
- glUniform1fARB (uTime, 0.5f * u_time);
-
- glPushMatrix ();
- glutSolidSphere (2.0, 20, 10);
- glPopMatrix ();
-
- glutSwapBuffers();
- frames++;
-
- t = glutGet (GLUT_ELAPSED_TIME);
- if (t - t0 >= 5000) {
- GLfloat seconds = (GLfloat) (t - t0) / 1000.0f;
- GLfloat fps = frames / seconds;
- printf ("%d frames in %6.3f seconds = %6.3f FPS\n", frames, seconds, fps);
- fflush(stdout);
- t0 = t;
- frames = 0;
- }
-}
-
-static void Idle (void)
-{
- u_time += 0.1f;
- glutPostRedisplay ();
-}
-
-static void Reshape (int width, int height)
-{
- glViewport (0, 0, width, height);
- glMatrixMode (GL_PROJECTION);
- glLoadIdentity ();
- glFrustum (-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
- glMatrixMode (GL_MODELVIEW);
- glLoadIdentity ();
- glTranslatef (0.0f, 0.0f, -15.0f);
-}
-
-static void Key (unsigned char key, int x, int y)
-{
- (void) x;
- (void) y;
-
- switch (key)
- {
- case 27:
- exit(0);
- break;
- }
- glutPostRedisplay ();
-}
-
-static void Init (void)
-{
- static const char *fragShaderText =
- "uniform float time;\n"
- "varying vec3 position;\n"
- "void main () {\n"
- " gl_FragColor = vec4 (vec3 (0.5 + 0.5 * noise1 (vec4 (position, time))), 1.0);\n"
- "}\n"
- ;
- static const char *vertShaderText =
- "varying vec3 position;\n"
- "void main () {\n"
- " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
- " position = 4.0 * gl_Vertex.xyz;\n"
- "}\n"
- ;
-
- if (!glutExtensionSupported ("GL_ARB_fragment_shader"))
- {
- printf ("Sorry, this demo requires GL_ARB_fragment_shader\n");
- exit(1);
- }
- if (!glutExtensionSupported ("GL_ARB_shader_objects"))
- {
- printf ("Sorry, this demo requires GL_ARB_shader_objects\n");
- exit(1);
- }
- if (!glutExtensionSupported ("GL_ARB_shading_language_100"))
- {
- printf ("Sorry, this demo requires GL_ARB_shading_language_100\n");
- exit(1);
- }
- if (!glutExtensionSupported ("GL_ARB_vertex_shader"))
- {
- printf ("Sorry, this demo requires GL_ARB_vertex_shader\n");
- exit(1);
- }
-
- glCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC)
- GETPROCADDRESS("glCreateShaderObjectARB");
- glShaderSourceARB = (PFNGLSHADERSOURCEARBPROC)
- GETPROCADDRESS("glShaderSourceARB");
- glCompileShaderARB = (PFNGLCOMPILESHADERARBPROC)
- GETPROCADDRESS("glCompileShaderARB");
- glCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC)
- GETPROCADDRESS("glCreateProgramObjectARB");
- glAttachObjectARB = (PFNGLATTACHOBJECTARBPROC)
- GETPROCADDRESS("glAttachObjectARB");
- glLinkProgramARB = (PFNGLLINKPROGRAMARBPROC)
- GETPROCADDRESS ("glLinkProgramARB");
- glUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC)
- GETPROCADDRESS("glUseProgramObjectARB");
-
- glGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC)
- GETPROCADDRESS("glGetUniformLocationARB");
- glUniform1fARB = (PFNGLUNIFORM1FARBPROC)
- GETPROCADDRESS("glUniform1fARB");
-
- fragShader = glCreateShaderObjectARB (GL_FRAGMENT_SHADER_ARB);
- glShaderSourceARB (fragShader, 1, &fragShaderText, NULL);
- glCompileShaderARB (fragShader);
-
- vertShader = glCreateShaderObjectARB (GL_VERTEX_SHADER_ARB);
- glShaderSourceARB (vertShader, 1, &vertShaderText, NULL);
- glCompileShaderARB (vertShader);
-
- program = glCreateProgramObjectARB ();
- glAttachObjectARB (program, fragShader);
- glAttachObjectARB (program, vertShader);
- glLinkProgramARB (program);
- glUseProgramObjectARB (program);
-
- uTime = glGetUniformLocationARB (program, "time");
-
- glClearColor (0.0f, 0.1f, 0.3f, 1.0f);
- glEnable (GL_CULL_FACE);
- glEnable (GL_DEPTH_TEST);
-
- printf ("GL_RENDERER = %s\n", (const char *) glGetString (GL_RENDERER));
-}
-
-int main (int argc, char *argv[])
-{
- glutInit (&argc, argv);
- glutInitWindowSize (200, 200);
- glutInitDisplayMode (GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
- glutCreateWindow (argv[0]);
- glutReshapeFunc (Reshape);
- glutKeyboardFunc (Key);
- glutDisplayFunc (Redisplay);
- glutIdleFunc (Idle);
- Init ();
- glutMainLoop ();
- return 0;
-}
-