private void AddObjects()
{
// create SceneGraph
sceneGraph = new SceneGraph();
// create sceneGraphObjects
floor = new SceneGraphObject();
teapot = new SceneGraphObject();
// load meshes and add them to actors
floor.setMesh("assets/floor.obj");
teapot.setMesh("assets/teapot.obj");
// load a texture
teapot.Mesh.Texture = "assets/wood.jpg";
floor.Mesh.Texture = "assets/wood.jpg";
// create camera
var camera = new Camera();
camera.transform.RotateModel(new Vector3(1, 0, 0), 0.2f * PI);
camera.transform.TranslateModel(new Vector3(0, 0, -20));
// setup lights
var light = new Light();
var light2 = new Light();
light2.transform.TranslateModel(new Vector3(0, 5, 9));
light.transform.TranslateModel(new Vector3(-12, 10, 0));
light.color = new Vector3(.9f, .2f, .1f);
light2.color = new Vector3(1f);
light.intensity = 200f;
light2.intensity = 50f;
// add scenegraphobjects to scenegraph
sceneGraph.Add(floor);
sceneGraph.Add(teapot);
sceneGraph.Add(camera);
sceneGraph.Add(light);
sceneGraph.Add(light2);
}
public void Add(SceneGraphObject o)
{
// check for types and add o to the correct list
if (o is Camera)
{
_cameras.Add(o as Camera);
/// if o is Camera add it to _cameras and check it should be used as the main camera
if (_camera == null)
{
_camera = o as Camera;
}
}
else if (o is Light)
{
_ligthts.Add(o as Light);
}
/// always add o to _children to display o in the scenegraph
_children.Add(o);
}