/*TODO: expand according to assignment 2 specs*/
void draw_object(int shape) {
switch(shape) {
case HOUSE:
draw_house();
break;
case CUBE:
draw_cube_brute();
break;
case CYLINDER:
draw_cylinder(crt_rs, crt_vs);
break;
case SPHERE:
draw_sphere(crt_rs, crt_vs);
break;
case TORUS: /*TODO EC: call your function here*/
;
break;
case MESH: /*TODO EC: call your function here*/
;
break;
default:
break;
}
}
/*TODO: expand according to assignment 2 specs*/
void draw_object(int shape) {
switch(shape){
case HOUSE: draw_house(); break;
case CUBE: draw_cube_brute(); break;
case CYLINDER:
case SPHERE:
case CONE:
case TORUS: draw(crt_rs,crt_vs) ; break;
default: break;
}
}
/*TODO: expand according to assignment 3 specs*/
void draw_object(int shape) {
switch(shape){
case HOUSE: draw_house(); break;
case CUBE: break;
case CYLINDER: break;
case SPHERE: break;
case TORUS: ; break;
case MESH: ; break;
//case CONE: ; break;
default: break;
}
}
/*
* OpenGL (GLUT) calls this routine to display the scene
*/
void display(){
float cylinder_color_a[3][3] = {{1, 0, 0}, {0, 1, 0}, {0, 0, 1}};
float cylinder_color_b[3][3] = {{252.0/255.0, 141.0/255.0, 89/255.0},
{1, 1, 191/255.0}, {145/255.0, 207/255.0, 96/255.0}};
// Erase the window and the depth buffer
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
// Enable Z-buffering in OpenGL
glEnable(GL_DEPTH_TEST);
// Undo previous transformations
glLoadIdentity();
// Set view angle
// MAKE the projection transformations after loading the identity matrix
if (mode){
double Ex = -2*dim*Sin(th)*Cos(ph);
double Ey = +2*dim *Sin(ph);
double Ez = +2*dim*Cos(th)*Cos(ph);
gluLookAt(Ex,Ey,Ez , 0,0,0 , 0,Cos(ph),0);
}
// Orthogonal - set world orientation
else{
glRotatef(ph,1,0,0);
glRotatef(th,0,1,0);
}
// cylinder one
glPushMatrix();
glRotatef(cylinder_rotation, 1, 0, 0);
glRotatef(cylinder_rotation/0.5, 0, 1, 0);
glScaled(0.9, 0.78, 0.4);
draw_cylinder(0, 0, 0, 500, cylinder_color_a);
glPopMatrix();
// cylinder two
glPushMatrix();
glScaled(0.5, 0.5, 0.5);
draw_cylinder(2, 2, 2, 500, cylinder_color_b);
glPopMatrix();
// house one
glPushMatrix();
draw_house(-2, -2, -2, cylinder_color_b);
glPopMatrix();
// house two
glPushMatrix();
draw_house(0.5, -.8, -2, cylinder_color_b);
glPopMatrix();
// house 3
glPushMatrix();
draw_house(house_x, house_y, house_z, cylinder_color_a);
glPopMatrix();
// White
glColor3f(1,1,1);
// Draw axes
if (axes){
glBegin(GL_LINES);
glVertex3d(0.0,0.0,0.0);
glVertex3d(dim-0.5,0.0,0.0);
glVertex3d(0.0,0.0,0.0);
glVertex3d(0.0,dim-0.5,0.0);
glVertex3d(0.0,0.0,0.0);
glVertex3d(0.0,0.0,dim-0.5);
glEnd();
// Label axes
glRasterPos3d(dim-0.5,0.0,0.0);
Print("X");
glRasterPos3d(0.0,dim-0.5,0.0);
Print("Y");
glRasterPos3d(0.0,0.0,dim-0.5);
Print("Z");
}
// Five pixels from the lower left corner of the window
glWindowPos2i(5,5);
// Print the text string
Print("Angle=%d,%d Dim=%.1f FOV=%d Projection=%s",th,ph,dim,fov,mode?"Perpective":"Orthogonal");
// Render the scene
glFlush();
// Make the rendered scene visible
glutSwapBuffers();
}
/*
* OpenGL (GLUT) calls this routine to display the scene
*/
void display(){
const double len=4.5; // Length of axes
float cylinder_color_a[3][3] = {{1, 0, 0}, {0, 1, 0}, {0, 0, 1}};
float cylinder_color_b[3][3] = {{252.0/255.0, 141.0/255.0, 89/255.0},
{1, 1, 191/255.0}, {145/255.0, 207/255.0, 96/255.0}};
// Erase the window and the depth buffer
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
// Enable Z-buffering in OpenGL
glEnable(GL_DEPTH_TEST);
// Undo previous transformations
glLoadIdentity();
// Set view angle
glRotatef(ph,1,0,0);
glRotatef(th,0,1,0);
// cylinder one
glPushMatrix();
glRotatef(cylinder_rotation, 1, 0, 0);
glRotatef(cylinder_rotation/0.5, 0, 1, 0);
glScaled(0.9, 0.78, 0.4);
draw_cylinder(0, 0, 0, 500, cylinder_color_a);
glPopMatrix();
// cylinder two
glPushMatrix();
glScaled(0.5, 0.5, 0.5);
draw_cylinder(2, 2, 2, 500, cylinder_color_b);
glPopMatrix();
// house one
glPushMatrix();
draw_house(-2, -2, -2, cylinder_color_b);
glPopMatrix();
// house two
glPushMatrix();
draw_house(0.5, -.8, -2, cylinder_color_b);
glPopMatrix();
glPushMatrix();
draw_house(house_x, house_y, house_z, cylinder_color_a);
glPopMatrix();
// White
glColor3f(1,1,1);
// Draw axes
if (axes)
{
glBegin(GL_LINES);
glVertex3d(0.0,0.0,0.0);
glVertex3d(len,0.0,0.0);
glVertex3d(0.0,0.0,0.0);
glVertex3d(0.0,len,0.0);
glVertex3d(0.0,0.0,0.0);
glVertex3d(0.0,0.0,len);
glEnd();
// Label axes
glRasterPos3d(len,0.0,0.0);
Print("X");
glRasterPos3d(0.0,len,0.0);
Print("Y");
glRasterPos3d(0.0,0.0,len);
Print("Z");
}
// Five pixels from the lower left corner of the window
glWindowPos2i(5,5);
// Print the text string
Print("Angle=%d,%d",th,ph);
// Render the scene
glFlush();
// Make the rendered scene visible
glutSwapBuffers();
}
