void keyboardCallback(unsigned char key, int x, int y)
{
if(key == '1')
{
cout << "Composing and rendering scene 1..." << endl;
scene scene1;
scene1.voidcolor() = fvec("0 0 0 1");
// Set up the viewport
viewport view(vec("-15 0 10"),
vec("1 0 -0.2"),
vec("0 0 1"),
math::pi()/3.0,
math::pi()/3.0);
scene1.viewports().insert(&view);
// Insert an ellipsoid
material_phong ellipse_mat(fvec("0.7 0 0.7"),
fvec("0.7 0 0.7"),
3.0,
0.0,
0.0,
4.0);
sphere ellipse_base(vec("0 0 0"),
1.0);
set<renderable*> ellipse_children;
ellipse_children.insert(&ellipse_base);
affine_renderable ellipse(vec("0 0 1"),
1.0,
vec("1 2 3"),
vec("5 -1 5"),
ellipse_children);
scene1.renderables().insert(&ellipse);
scene1.materials()[&ellipse_base] = &ellipse_mat;
// Insert a sphere
sphere sphere_a(vec("5 2 10"),
2.0);
material_phong sphere_a_mat(fvec("0 0.5 0.5"),
fvec("0 0.5 0.5"),
10.0,
0.0,
0.0,
4.0);
scene1.renderables().insert(&sphere_a);
scene1.materials()[&sphere_a] = &sphere_a_mat;
// Insert a plane
infinite_plane plane_a(vec("0 0 0"),
vec("0 0 1"));
material_phong plane_a_mat(fvec("0.2 0.7 0.1"),
fvec("0.2 0.7 0.1"),
12.0,
0.0,
0.0,
3.0);
scene1.renderables().insert(&plane_a);
scene1.materials()[&plane_a] = &plane_a_mat;
// Insert lights
pointlight light_a(fvec("1 1 1"),
vec("5 3 20"));
scene1.lights().insert(&light_a);
pointlight light_b(fvec("1 1 1"),
vec("-5 -3 16"));
scene1.lights().insert(&light_b);
scene1.render(renderbuffer);
}
else if(key == '2')
{
cout << "Composing and rendering scene 2..." << endl;
scene scene2;
scene2.voidcolor() = fvec("0 0 0 1");
// Set up the viewport
viewport view(vec("-20 0 10"),
vec("1 0 -0.2"),
vec("0 0 1"),
math::pi()/3.0,
math::pi()/3.0);
scene2.viewports().insert(&view);
// Insert a plane
infinite_plane plane_a(vec("0 0 0"),
vec("0 0 1"));
material_phong plane_a_mat(fvec("0.2 0.7 0.1"),
fvec("0.2 0.7 0.1"),
12.0,
0.0,
0.0,
3.0);
scene2.renderables().insert(&plane_a);
scene2.materials()[&plane_a] = &plane_a_mat;
// Insert a sphere
sphere sphere_a(vec("0 -5 3"),
3.0);
material_phong mat_sphere_a(fvec("0.7 0.3 0.2"),
fvec("0.7 0.3 0.2"),
35.0,
0.0,
0.0,
4.0);
scene2.renderables().insert(&sphere_a);
scene2.materials()[&sphere_a] = &mat_sphere_a;
// Insert a cylinder
cylinder cyl_a(vec("0 5 5"),
vec("1 1 1"),
2.0,
-2.0,
2.0);
material_phong mat_cyl_a(fvec("0.3 0.2 0.7"),
fvec("0.3 0.2 0.7"),
10.0,
0.0,
0.0,
3.0);
scene2.renderables().insert(&cyl_a);
scene2.materials()[&cyl_a] = &mat_cyl_a;
// Insert lights
pointlight light_a(fvec("1 1 1"),
vec("0 0 6"));
scene2.lights().insert(&light_a);
pointlight light_b(fvec("1 0.1 0.1"),
vec("5 10 10"));
scene2.lights().insert(&light_b);
scene2.render(renderbuffer);
}
else if(key == '3')
{
cout << "Composing and rendering scene 3..." << endl;
scene scene3;
scene3.voidcolor() = fvec("0 0 0 1");
// Set up the viewport
viewport view(vec("-20 0 10"),
vec("1 0 -0.2"),
vec("0 0 1"),
math::pi()/3.0,
math::pi()/3.0);
scene3.viewports().insert(&view);
// Insert a green ground plane
infinite_plane plane_a(vec("0 0 0"),
vec("0 0 1"));
material_phong plane_a_mat(fvec("0.2 0.7 0.1"),
fvec("0.2 0.7 0.1"),
12.0,
0.0,
0.0,
3.0);
scene3.renderables().insert(&plane_a);
scene3.materials()[&plane_a] = &plane_a_mat;
// Insert a reflective cylinder
cylinder cyl_a(vec("5 5 5"),
vec("1 1 1"),
2.0,
-2.0,
2.0);
material_phong mat_cyl_a(fvec("0.3 0.2 0.7"),
fvec("0.3 0.2 0.7"),
10.0,
1.0,
0.0,
3.0);
scene3.renderables().insert(&cyl_a);
scene3.materials()[&cyl_a] = &mat_cyl_a;
// Insert a nearby reflective sphere
sphere sphere_a(vec("5 0 2"),
2.0);
material_phong mat_sphere_a(fvec("0.2 0.2 0.2"),
fvec("0.2 0.2 0.2"),
100,
1.0,
0,
2);
scene3.renderables().insert(&sphere_a);
scene3.materials()[&sphere_a] = &mat_sphere_a;
sphere sphere_b(vec("0 0 2"),
1.0);
material_phong mat_sphere_b(fvec("1.0 0.5 0.5"),
fvec("1.0 0.5 0.5"),
50,
0.7,
0.0,
1);
scene3.renderables().insert(&sphere_b);
scene3.materials()[&sphere_b] = &mat_sphere_b;
// Insert a huge sphere, far away
sphere sphere_c(vec("40 -10 20"),
20);
material_phong mat_sphere_c(fvec("0.5 0.5 0.5"),
fvec("0.5 0.5 0.5"),
35,
1.0,
0.0,
3.0);
scene3.renderables().insert(&sphere_c);
scene3.materials()[&sphere_c] = &mat_sphere_c;
// Insert lights
pointlight light_a(fvec("1 1 1"),
vec("5 -1 10"));
scene3.lights().insert(&light_a);
scene3.render(renderbuffer);
}
else if(key == '4')
{
cout << "Composing and rendering scene 4. This scene has many"
" reflections, so please be patient..."
<< endl;
scene scene4;
scene4.voidcolor() = fvec("0 0 0 1");
// Set up the viewport
viewport view(vec("-20 0 10"),
vec("1 0 -0.2"),
vec("0 0 1"),
math::pi()/3.0,
math::pi()/3.0);
scene4.viewports().insert(&view);
material_phong mat_silver(fvec("0.2 0.2 0.2"),
fvec("0.2 0.2 0.2"),
50.0,
1.0,
0.0,
3.0);
vec center1(" 2 2 2");
vec center2("-2 2 2");
vec center3("-2 -2 2");
vec center4(" 2 -2 2");
vec center5(" 0 0 4.828");
sphere sphere_1(center1, 2.0);
sphere sphere_2(center2, 2.0);
sphere sphere_3(center3, 2.0);
sphere sphere_4(center4, 2.0);
sphere sphere_5(center5, 2.0);
scene4.renderables().insert(&sphere_1);
scene4.renderables().insert(&sphere_2);
scene4.renderables().insert(&sphere_3);
scene4.renderables().insert(&sphere_4);
scene4.renderables().insert(&sphere_5);
scene4.materials()[&sphere_1] = &mat_silver;
scene4.materials()[&sphere_2] = &mat_silver;
scene4.materials()[&sphere_3] = &mat_silver;
scene4.materials()[&sphere_4] = &mat_silver;
scene4.materials()[&sphere_5] = &mat_silver;
vec offset_a("10 10 0");
sphere sphere_a_1(center1 + offset_a, 2.0);
sphere sphere_a_2(center2 + offset_a, 2.0);
sphere sphere_a_3(center3 + offset_a, 2.0);
sphere sphere_a_4(center4 + offset_a, 2.0);
sphere sphere_a_5(center5 + offset_a, 2.0);
scene4.renderables().insert(&sphere_a_1);
scene4.renderables().insert(&sphere_a_2);
scene4.renderables().insert(&sphere_a_3);
scene4.renderables().insert(&sphere_a_4);
scene4.renderables().insert(&sphere_a_5);
scene4.materials()[&sphere_a_1] = &mat_silver;
scene4.materials()[&sphere_a_2] = &mat_silver;
scene4.materials()[&sphere_a_3] = &mat_silver;
scene4.materials()[&sphere_a_4] = &mat_silver;
scene4.materials()[&sphere_a_5] = &mat_silver;
vec offset_b("10 -10 0");
sphere sphere_b_1(center1 + offset_b, 2.0);
sphere sphere_b_2(center2 + offset_b, 2.0);
sphere sphere_b_3(center3 + offset_b, 2.0);
sphere sphere_b_4(center4 + offset_b, 2.0);
sphere sphere_b_5(center5 + offset_b, 2.0);
scene4.renderables().insert(&sphere_b_1);
scene4.renderables().insert(&sphere_b_2);
scene4.renderables().insert(&sphere_b_3);
scene4.renderables().insert(&sphere_b_4);
scene4.renderables().insert(&sphere_b_5);
scene4.materials()[&sphere_b_1] = &mat_silver;
scene4.materials()[&sphere_b_2] = &mat_silver;
scene4.materials()[&sphere_b_3] = &mat_silver;
scene4.materials()[&sphere_b_4] = &mat_silver;
scene4.materials()[&sphere_b_5] = &mat_silver;
vec offset_c("30 0 0");
sphere sphere_c_1(center1 + offset_c, 2.0);
sphere sphere_c_2(center2 + offset_c, 2.0);
sphere sphere_c_3(center3 + offset_c, 2.0);
sphere sphere_c_4(center4 + offset_c, 2.0);
sphere sphere_c_5(center5 + offset_c, 2.0);
scene4.renderables().insert(&sphere_c_1);
scene4.renderables().insert(&sphere_c_2);
scene4.renderables().insert(&sphere_c_3);
scene4.renderables().insert(&sphere_c_4);
scene4.renderables().insert(&sphere_c_5);
scene4.materials()[&sphere_c_1] = &mat_silver;
scene4.materials()[&sphere_c_2] = &mat_silver;
scene4.materials()[&sphere_c_3] = &mat_silver;
scene4.materials()[&sphere_c_4] = &mat_silver;
scene4.materials()[&sphere_c_5] = &mat_silver;
// Insert a ground plane
infinite_plane plane_a(vec("0 0 0"),
vec("0 0 1"));
material_phong plane_a_mat(fvec("0.5 0.5 0.5"),
fvec("0.5 0.5 0.5"),
12.0,
0.7,
0.0,
3.0);
scene4.renderables().insert(&plane_a);
scene4.materials()[&plane_a] = &plane_a_mat;
infinite_plane plane_b(vec("0 0 15"),
vec("0 0 -1"));
material_phong plane_b_mat(fvec("0.5 0.5 0.5"),
fvec("0.5 0.5 0.5"),
12.0,
0.0,
0.0,
3.0);
scene4.renderables().insert(&plane_b);
scene4.materials()[&plane_b] = &plane_b_mat;
vec light_up("0 0 7.5");
pointlight light_a(fvec("1 1 1 1"), light_up);
scene4.lights().insert(&light_a);
pointlight light_b(fvec("1 0 0 1"), light_up + offset_a);
scene4.lights().insert(&light_b);
pointlight light_c(fvec("0 1 0 1"), light_up + offset_b);
scene4.lights().insert(&light_c);
pointlight light_d(fvec("0 0 1 1"), light_up + offset_c);
scene4.lights().insert(&light_d);
scene4.render(renderbuffer);
}
glutPostRedisplay();
}
