/* Create a scene to render! */
Scene *SceneSetupTest1( void )
{
	// Create the main scene data structure
	Scene *scn = new Scene();

	// Set the scene's background color
	scn->backgroundColor = Color( 0.462f, 0.725f, 0.0f ); 

	// Create a camera for the scene
	scn->camera = new Camera( vec3(0,10,5), vec3(0,0,0), vec3(0,1,0), 60.0, 512, 512 );

	// Create a group to contain all the scene geometry, tell the scene about it
	Group *grp = new Group();
	scn->geometry = grp;

	// Create a material type for our geometry
	Material *aoMtl     = new AmbientOcclusionMaterial( 20 );
	Material *redMtl    = new LambertianMaterial( Color( 1, 0, 0 ) );
	Material *yellowMtl = new LambertianMaterial( Color( 1, 1, 0 ) );
	Material *greenMtl  = new LambertianMaterial( Color( 0, 1, 0 ) );
	Material *blueMtl   = new LambertianMaterial( Color( 0, 0, 1 ) );

	// Create a red sphere
	Primitive *prm = new Sphere( redMtl, vec3( -4, 5, 0 ), 3 );
	grp->Add( prm );

	prm = new InfinitePlane( blueMtl, vec4( 1, 0, 0 , -5) );
	grp->Add( prm );

	// Create a green sphere
	prm = new Sphere( greenMtl, vec3( 4, 5, 0 ), 3 );
	grp->Add( prm );

	// Create a red triangle
	prm = new Triangle( greenMtl, vec3( 0, 5, 0 ), vec3( -1, -2, 0 ), vec3( 1, -2, 0 ) );
	grp->Add( prm );

	return scn;
}