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

[mesa.git] / progs / glsl / noise.c

diff --git a/progs/glsl/noise.c b/progs/glsl/noise.c
deleted file mode 100644 (file)
index 1148580..0000000
--- a/progs/glsl/noise.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/**
- * Test noise() functions.
- * 28 Jan 2007
- */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <GL/glew.h>
-#include <GL/glut.h>
-#include "shaderutil.h"
-
-
-static const char *VertShaderText =
-   "void main() {\n"
-   "   gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
-   "   gl_TexCoord[0] = gl_MultiTexCoord0;\n"
-   "}\n";
-
-static const char *FragShaderText =
-   "uniform vec4 Scale, Bias;\n"
-   "uniform float Slice;\n"
-   "void main()\n"
-   "{\n"
-   "   vec4 scale = vec4(5.0);\n"
-   "   vec4 p;\n"
-   "   p.xy = gl_TexCoord[0].xy;\n"
-   "   p.z = Slice;\n"
-   "   p.w = 0.0;\n"
-   "   vec4 n = noise4(p * scale);\n"
-   "   gl_FragColor = n * Scale + Bias;\n"
-   "}\n";
-
-
-static struct uniform_info Uniforms[] = {
-   { "Scale",    1, GL_FLOAT_VEC4, { 0.5, 0.4, 0.0, 0}, -1 },
-   { "Bias",     1, GL_FLOAT_VEC4, { 0.5, 0.3, 0.0, 0}, -1 },
-   { "Slice",    1, GL_FLOAT, { 0.5, 0, 0, 0}, -1 },
-   END_OF_UNIFORMS
-};
-
-/* program/shader objects */
-static GLuint fragShader;
-static GLuint vertShader;
-static GLuint program;
-
-static GLint win = 0;
-static GLfloat xRot = 0.0f, yRot = 0.0f, zRot = 0.0f;
-static GLfloat Slice = 0.0;
-static GLboolean Anim = GL_FALSE;
-
-
-static void
-Idle(void)
-{
-   Slice += 0.01;
-   glutPostRedisplay();
-}
-
-
-static void
-Redisplay(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-   
-   glUniform1fv(Uniforms[2].location, 1, &Slice);
-
-   glPushMatrix();
-   glRotatef(xRot, 1.0f, 0.0f, 0.0f);
-   glRotatef(yRot, 0.0f, 1.0f, 0.0f);
-   glRotatef(zRot, 0.0f, 0.0f, 1.0f);
-
-   glBegin(GL_POLYGON);
-   glTexCoord2f(0, 0);   glVertex2f(-2, -2);
-   glTexCoord2f(1, 0);   glVertex2f( 2, -2);
-   glTexCoord2f(1, 1);   glVertex2f( 2,  2);
-   glTexCoord2f(0, 1);   glVertex2f(-2,  2);
-   glEnd();
-
-   glPopMatrix();
-
-   glutSwapBuffers();
-}
-
-
-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
-CleanUp(void)
-{
-   glDeleteShader(fragShader);
-   glDeleteShader(vertShader);
-   glDeleteProgram(program);
-   glutDestroyWindow(win);
-}
-
-
-static void
-Key(unsigned char key, int x, int y)
-{
-   const GLfloat step = 0.01;
-  (void) x;
-  (void) y;
-
-   switch(key) {
-   case 'a':
-      Anim = !Anim;
-      glutIdleFunc(Anim ? Idle : NULL);
-      break;
-   case 's':
-      Slice -= step;
-      break;
-   case 'S':
-      Slice += step;
-      break;
-   case 'z':
-      zRot -= 1.0;
-      break;
-   case 'Z':
-      zRot += 1.0;
-      break;
-   case 27:
-      CleanUp();
-      exit(0);
-      break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void
-SpecialKey(int key, int x, int y)
-{
-   const GLfloat step = 3.0f;
-
-  (void) x;
-  (void) y;
-
-   switch(key) {
-   case GLUT_KEY_UP:
-      xRot -= step;
-      break;
-   case GLUT_KEY_DOWN:
-      xRot += step;
-      break;
-   case GLUT_KEY_LEFT:
-      yRot -= step;
-      break;
-   case GLUT_KEY_RIGHT:
-      yRot += step;
-      break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-static void
-Init(void)
-{
-   if (!ShadersSupported())
-      exit(1);
-
-   vertShader = CompileShaderText(GL_VERTEX_SHADER, VertShaderText);
-   fragShader = CompileShaderText(GL_FRAGMENT_SHADER, FragShaderText);
-   program = LinkShaders(vertShader, fragShader);
-
-   glUseProgram(program);
-
-   SetUniformValues(program, Uniforms);
-   PrintUniforms(Uniforms);
-
-   assert(glGetError() == 0);
-
-   glClearColor(0.4f, 0.4f, 0.8f, 0.0f);
-
-   printf("GL_RENDERER = %s\n",(const char *) glGetString(GL_RENDERER));
-
-   assert(glIsProgram(program));
-   assert(glIsShader(fragShader));
-   assert(glIsShader(vertShader));
-
-   glColor3f(1, 0, 0);
-}
-
-
-int
-main(int argc, char *argv[])
-{
-   glutInit(&argc, argv);
-   glutInitWindowSize(400, 400);
-   glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
-   win = glutCreateWindow(argv[0]);
-   glewInit();
-   glutReshapeFunc(Reshape);
-   glutKeyboardFunc(Key);
-   glutSpecialFunc(SpecialKey);
-   glutDisplayFunc(Redisplay);
-   Init();
-   glutMainLoop();
-   return 0;
-}
-