/// <summary> Create a new scene with some default objects </summary>
/// <param name="screen">The screen to draw the raytracing to</param>
/// <param name="primitives">The primitives in the scene</param>
public Scene(IScreen screen, List <Primitive> primitives)
{
Camera = new Camera(screen);
Primitives = primitives;
Lights = primitives.FindAll(p => p.Material.Emitting);
Stopwatch timer = Stopwatch.StartNew();
AccelerationStructure = new SBVHTree(primitives);
Console.WriteLine(timer.ElapsedMilliseconds + "\t| (S)BVH Building ms");
}
public void NodeCount()
{
const int primitiveCount = 1_000;
for (int i = 0; i < 10; i++)
{
SBVHTree bvh = RandomSBVH(primitiveCount);
int nodeCount = CountNodes(bvh.Root);
Debug.WriteLine($"Node count in percentage of primitives: {(float)nodeCount / primitiveCount}");
Assert.IsTrue(nodeCount <= primitiveCount * 4);
}
