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

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

diff --git a/progs/glsl/identity.c b/progs/glsl/identity.c
deleted file mode 100644 (file)
index 526e9b8..0000000
--- a/progs/glsl/identity.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/**
- * Test very basic glsl functionality (identity vertex and fragment shaders).
- * Brian Paul & Stephane Marchesin
- */
-
-
-#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 char *FragProgFile = NULL;
-static char *VertProgFile = NULL;
-static GLuint fragShader;
-static GLuint vertShader;
-static GLuint program;
-static GLint win = 0;
-static GLboolean anim = GL_FALSE;
-static GLfloat xRot = 0.0f, yRot = 0.0f;
-static int w,h;
-
-
-static void
-Redisplay(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(.8,0,0); 
-   glVertex3f(-0.9, -0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.0,  0.9, 0.0);
-   glEnd();
-
-   glutSwapBuffers();
-}
-
-
-static void
-Idle(void)
-{
-   yRot = glutGet(GLUT_ELAPSED_TIME) * 0.1;
-   glutPostRedisplay();
-}
-
-
-static void
-Reshape(int width, int height)
-{
-   glViewport(0, 0, width, height);
-   glMatrixMode(GL_PROJECTION);
-   glLoadIdentity();
-   glMatrixMode(GL_MODELVIEW);
-   glLoadIdentity();
-   w = width;
-   h = height;
-}
-
-
-static void
-CleanUp(void)
-{
-   glDeleteShader(fragShader);
-   glDeleteShader(vertShader);
-   glDeleteProgram(program);
-   glutDestroyWindow(win);
-}
-
-
-static void
-Key(unsigned char key, int x, int y)
-{
-  (void) x;
-  (void) y;
-
-   switch(key) {
-   case ' ':
-   case 'a':
-      anim = !anim;
-      if (anim)
-         glutIdleFunc(Idle);
-      else
-         glutIdleFunc(NULL);
-      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)
-{
-   static const char *fragShaderText =
-      "void main() {\n"
-      "   gl_FragColor = vec4(1.0,0.0,0.0,1.0);\n"
-      "}\n";
-   static const char *vertShaderText =
-      "void main() {\n"
-      "   gl_Position = gl_Vertex;\n"
-      "}\n";
-
-   if (!ShadersSupported())
-      exit(1);
-
-   if (FragProgFile)
-      fragShader = CompileShaderFile(GL_FRAGMENT_SHADER, FragProgFile);
-   else
-      fragShader = CompileShaderText(GL_FRAGMENT_SHADER, fragShaderText);
-
-   if (VertProgFile)
-      vertShader = CompileShaderFile(GL_VERTEX_SHADER, VertProgFile);
-   else
-      vertShader = CompileShaderText(GL_VERTEX_SHADER, vertShaderText);
-
-   program = LinkShaders(vertShader, fragShader);
-
-   glUseProgram(program);
-
-   /*assert(glGetError() == 0);*/
-
-   glClearColor(0.3f, 0.3f, 0.3f, 0.0f);
-   glEnable(GL_DEPTH_TEST);
-
-   printf("GL_RENDERER = %s\n",(const char *) glGetString(GL_RENDERER));
-
-   assert(glIsProgram(program));
-   assert(glIsShader(fragShader));
-   assert(glIsShader(vertShader));
-
-   glColor3f(1, 0, 0);
-}
-
-
-static void
-ParseOptions(int argc, char *argv[])
-{
-   int i;
-   for (i = 1; i < argc; i++) {
-      if (strcmp(argv[i], "-fs") == 0) {
-         FragProgFile = argv[i+1];
-      }
-      else if (strcmp(argv[i], "-vs") == 0) {
-         VertProgFile = argv[i+1];
-      }
-   }
-}
-
-
-int
-main(int argc, char *argv[])
-{
-   glutInit(&argc, argv);
-   glutInitWindowSize(200, 200);
-   glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
-   win = glutCreateWindow(argv[0]);
-   glewInit();
-   glutReshapeFunc(Reshape);
-   glutKeyboardFunc(Key);
-   glutSpecialFunc(SpecialKey);
-   glutDisplayFunc(Redisplay);
-   if (anim)
-      glutIdleFunc(Idle);
-   ParseOptions(argc, argv);
-   Init();
-   glutMainLoop();
-   return 0;
-}