/* Demonstrates the projection concepts of distortion, letterboxing, and
   clipping.  Displays a teapot (or some similar object), and defines
   keyboard callbacks to switch among distortion, letterboxing and
   clipping.
   
Ignore this demo; it's an aborted attempt at something.

Written by Caroline Geiersbach and Scott D. Anderson
scott.anderson@acm.org
Summer 2003
*/

#include <stdio.h>
#include <math.h>
#include <GL/glut.h>
#include <tw.h>

void display(void) {
    int i;
    twDisplayInit(1,1,1);
    //glPushMatrix();
    glEnable(GL_LIGHTING);
    twTriple leftLight = {100-16, 16, 16};
    twTriple rightLight = {100+16, 16, 16};

    twLight1(GL_LIGHT1,leftLight,0.5);
    twCamera();
    twLight1(GL_LIGHT0,rightLight,0.5);

    glPushMatrix();
    glTranslatef(100,0,0);
    twTriple potColor = {0.1, 0.6, 0.2};
    twColor(potColor,0.5,10);
    glutSolidTeapot(20);
    //glutSolidSphere(10,30,30);
    // glPopMatrix();
    glPopMatrix();
    glFlush();
    glutSwapBuffers();
}

int main(int argc, char** argv) {
    glutInit(&argc, argv);
    glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH);
    twInitWindowSize(500,500);
    glutCreateWindow(argv[0]);
    glutDisplayFunc(display);
    twBoundingBox(80,120,-20,20,-20,20);
    twMainInit();
    glutMainLoop();
    return 0;
}