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-rw-r--r--progs/tests/tex1d.c139
1 files changed, 0 insertions, 139 deletions
diff --git a/progs/tests/tex1d.c b/progs/tests/tex1d.c
deleted file mode 100644
index 1fab849dd3e..00000000000
--- a/progs/tests/tex1d.c
+++ /dev/null
@@ -1,139 +0,0 @@
-
-/* Exercise 1D textures
- */
-
-#include <assert.h>
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "GL/glut.h"
-
-static GLuint Window = 0;
-static GLuint TexObj[2];
-static GLfloat Angle = 0.0f;
-
-
-static void draw( void )
-{
- glClear( GL_COLOR_BUFFER_BIT );
-
- glColor3f( 1.0, 1.0, 1.0 );
-
- /* draw first polygon */
- glPushMatrix();
- glTranslatef( -1.0, 0.0, 0.0 );
- glRotatef( Angle, 0.0, 0.0, 1.0 );
- glBindTexture( GL_TEXTURE_1D, TexObj[0] );
- glBegin( GL_POLYGON );
- glTexCoord1f( 0.0 ); glVertex2f( -1.0, -1.0 );
- glTexCoord1f( 1.0 ); glVertex2f( 1.0, -1.0 );
- glTexCoord1f( 1.0 ); glVertex2f( 1.0, 1.0 );
- glTexCoord1f( 0.0 ); glVertex2f( -1.0, 1.0 );
- glEnd();
- glPopMatrix();
-
- glutSwapBuffers();
-}
-
-
-
-static void idle( void )
-{
- Angle += 2.0;
- glutPostRedisplay();
-}
-
-
-
-/* change view Angle, exit upon ESC */
-static void key(unsigned char k, int x, int y)
-{
- (void) x;
- (void) y;
- switch (k) {
- case 27:
- exit(0);
- }
-}
-
-
-
-/* new window size or exposure */
-static void reshape( int width, int height )
-{
- glViewport(0, 0, (GLint)width, (GLint)height);
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- /* glOrtho( -3.0, 3.0, -3.0, 3.0, -10.0, 10.0 );*/
- glFrustum( -2.0, 2.0, -2.0, 2.0, 6.0, 20.0 );
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, -8.0 );
-}
-
-
-static void init( void )
-{
- GLubyte tex[256][3];
- GLint i;
-
-
- glDisable( GL_DITHER );
-
- /* Setup texturing */
- glEnable( GL_TEXTURE_1D );
- glTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL );
-
-
- /* generate texture object IDs */
- glGenTextures( 2, TexObj );
-
- /* setup first texture object */
- glBindTexture( GL_TEXTURE_1D, TexObj[0] );
-
-
- for (i = 0; i < 256; i++) {
- GLfloat f;
-
- /* map 0..255 to -PI .. PI */
- f = ((i / 255.0) - .5) * (3.141592 * 2);
-
- f = sin(f);
-
- /* map -1..1 to 0..255 */
- tex[i][0] = (f+1.0)/2.0 * 255.0;
- tex[i][1] = 0;
- tex[i][2] = 0;
- }
-
- glTexImage1D( GL_TEXTURE_1D, 0, 3, 256, 0, GL_RGB, GL_UNSIGNED_BYTE, tex );
- glTexParameteri( GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
- glTexParameteri( GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
- glTexParameteri( GL_TEXTURE_1D, GL_TEXTURE_WRAP_S, GL_REPEAT );
- glTexParameteri( GL_TEXTURE_1D, GL_TEXTURE_WRAP_T, GL_REPEAT );
-}
-
-
-
-int main( int argc, char *argv[] )
-{
- glutInit(&argc, argv);
- glutInitWindowPosition(0, 0);
- glutInitWindowSize(300, 300);
- glutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE );
-
- Window = glutCreateWindow("Texture Objects");
- if (!Window) {
- exit(1);
- }
-
- init();
-
- glutReshapeFunc( reshape );
- glutKeyboardFunc( key );
-/* glutIdleFunc( idle ); */
- glutDisplayFunc( draw );
- glutMainLoop();
- return 0;
-}