173 lines
3.3 KiB
C
173 lines
3.3 KiB
C
/* $Id: multiwindow.c,v 1.1 2008/11/02 14:58:09 matthieu Exp $ */
|
|
|
|
/*
|
|
* A skeleton/template GLUT program
|
|
*
|
|
* Written by Brian Paul and in the public domain.
|
|
*/
|
|
|
|
|
|
/*
|
|
* $Log: multiwindow.c,v $
|
|
* Revision 1.1 2008/11/02 14:58:09 matthieu
|
|
* Mesa 7.2, Tested by ckuethe@, naddy@, oga@, and others.
|
|
*
|
|
* Revision 1.1 2001/08/21 14:25:31 brianp
|
|
* simple multi-window GLUT test prog
|
|
*
|
|
* Revision 1.1.1.1 1999/08/19 00:55:42 jtg
|
|
* Imported sources
|
|
*
|
|
* Revision 1.2 1998/11/07 14:20:14 brianp
|
|
* added simple rotation, animation of cube
|
|
*
|
|
* Revision 1.1 1998/11/07 14:14:37 brianp
|
|
* Initial revision
|
|
*
|
|
*/
|
|
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <math.h>
|
|
#include <GL/glut.h>
|
|
|
|
|
|
static GLint Window[2];
|
|
|
|
static GLfloat Xrot = 0, Yrot = 0, Zrot = 0;
|
|
static GLboolean Anim = GL_TRUE;
|
|
|
|
|
|
static void Idle( void )
|
|
{
|
|
Xrot += 3.0;
|
|
Yrot += 4.0;
|
|
Zrot += 2.0;
|
|
|
|
glutSetWindow(Window[0]);
|
|
glutPostRedisplay();
|
|
glutSetWindow(Window[1]);
|
|
glutPostRedisplay();
|
|
}
|
|
|
|
|
|
static void Display0( void )
|
|
{
|
|
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
|
|
|
|
glEnable(GL_LIGHTING);
|
|
glEnable(GL_LIGHT0);
|
|
glEnable(GL_DEPTH_TEST);
|
|
|
|
glPushMatrix();
|
|
glRotatef(Xrot, 1, 0, 0);
|
|
glRotatef(Yrot, 0, 1, 0);
|
|
glRotatef(Zrot, 0, 0, 1);
|
|
|
|
glColor3f(0, 1, 0);
|
|
glutSolidCube(2.0);
|
|
|
|
glPopMatrix();
|
|
|
|
glutSwapBuffers();
|
|
}
|
|
|
|
|
|
static void Display1( void )
|
|
{
|
|
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
|
|
|
|
glPushMatrix();
|
|
glRotatef(Xrot, 1, 0, 0);
|
|
glRotatef(Yrot, 0, 1, 0);
|
|
glRotatef(Zrot, 0, 0, 1);
|
|
|
|
glShadeModel(GL_FLAT);
|
|
|
|
glBegin(GL_TRIANGLE_STRIP);
|
|
glColor3f(1, 0, 0);
|
|
glVertex2f(-1, -1);
|
|
glVertex2f( 1, -1);
|
|
glColor3f(1, 0, 0);
|
|
glVertex2f( -1, 1);
|
|
glColor3f(0, 0, 1);
|
|
glVertex2f( 1, 1);
|
|
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( 0.0, 0.0, -15.0 );
|
|
}
|
|
|
|
|
|
static void Key( unsigned char key, int x, int y )
|
|
{
|
|
const GLfloat step = 3.0;
|
|
(void) x;
|
|
(void) y;
|
|
switch (key) {
|
|
case 'a':
|
|
Anim = !Anim;
|
|
if (Anim)
|
|
glutIdleFunc(Idle);
|
|
else
|
|
glutIdleFunc(NULL);
|
|
break;
|
|
case 'z':
|
|
Zrot -= step;
|
|
break;
|
|
case 'Z':
|
|
Zrot += step;
|
|
break;
|
|
case 27:
|
|
exit(0);
|
|
break;
|
|
}
|
|
glutPostRedisplay();
|
|
}
|
|
|
|
|
|
|
|
|
|
int main( int argc, char *argv[] )
|
|
{
|
|
glutInit( &argc, argv );
|
|
|
|
glutInitWindowPosition( 0, 0 );
|
|
glutInitWindowSize( 400, 400 );
|
|
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
|
|
Window[0] = glutCreateWindow(argv[0]);
|
|
glutReshapeFunc( Reshape );
|
|
glutKeyboardFunc( Key );
|
|
glutDisplayFunc( Display0 );
|
|
glutIdleFunc(Idle);
|
|
printf("GL_RENDERER[0] = %s\n", (char *) glGetString(GL_RENDERER));
|
|
|
|
glutInitWindowPosition( 500, 0 );
|
|
glutInitWindowSize( 400, 400 );
|
|
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
|
|
Window[1] = glutCreateWindow(argv[0]);
|
|
glutReshapeFunc( Reshape );
|
|
glutKeyboardFunc( Key );
|
|
glutDisplayFunc( Display1 );
|
|
glutIdleFunc(Idle);
|
|
printf("GL_RENDERER[1] = %s\n", (char *) glGetString(GL_RENDERER));
|
|
|
|
glutMainLoop();
|
|
|
|
return 0;
|
|
}
|