/*
Jackie Shaw
CS307 F07
Demo of the Guitar
Modified for Material and Lighting
*/

/*note:

the lighting and consistency is not perfect, but it is close. further 
modification will be done to make the lighting appear exacly how it is
supposed to look.

*/

#include <stdio.h>
#include <tw.h>
//#include "jshaw2.cpp"
#include <f07/objects.h>

// the size of my guitar, i.e. 
// the size of the radius
float guitarsize = 1;

void display(void) {
    twDisplayInit();
    twCamera();
    twAmbient(.1);

    //two lights are added. one is directional and one is a light from a point
    //source. twGrayLight is used
    GLfloat light0[] = {-4, 4, 2, 1};
    GLfloat light1[] = {4, 4, 1, 0};
    twGrayLight(GL_LIGHT1, light1, .1, .75, .1);
    twGrayLight(GL_LIGHT0, light0, .45, .55, .85);   //light 0 is the brighter
                                                     //"most visible" light
        
    glEnable(GL_LIGHTING);
    drawGuitar2(guitarsize);      

    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);  

  //set up the bounding box based on the size
  twBoundingBox(-7*guitarsize, 7*guitarsize,
                -13*guitarsize, 24.0*guitarsize,
                     -4*guitarsize,guitarsize);  
  twMainInit();            
  glutMainLoop();
  return 0;
}