// tick: renders one frame
public void Tick()
{
//clear
screen.Clear(0);
raytracer.rays.Clear();
int DEFAULT_COLOR = convertColor(new Vector3(255));
for (int i = 0; i < SCREEN_SIZE; i++)
{
for (int j = 0; j < SCREEN_SIZE; j++)
{
//Render Screen
int location = i + j * SCREEN_SIZE * 2;
Vector3 Color = raytracer.Render(i / (SCREEN_SIZE * 1.0f), j / (SCREEN_SIZE * 1.0f));
screen.pixels[location] = convertColor(Color);
//Debug Screen Default
screen.pixels[i + SCREEN_SIZE + j * SCREEN_SIZE * 2] = 0;
}
}
//Debug View
//Draw Sphere
foreach(Primitive primitive in raytracer.scene.primitives)
{
if(primitive is Sphere)
{
Sphere sphere = (Sphere)primitive;
for (int degree = 0; degree < 360; degree++)
{
int coordX = (int)(CUBE_SIZE * (sphere.radius * Math.Cos(degree) + sphere.pos.X));
int coordY = (int)(CUBE_SIZE * (sphere.radius * Math.Sin(degree) - sphere.pos.Z));
screen.Plot(coordX+ 768, coordY + 350, convertColor(sphere.Color));
}
}
}
//Draw Camera point
screen.Box((int)raytracer.camera.pos.X + 767, (int)raytracer.camera.pos.Z * -1 + 349, (int)raytracer.camera.pos.X + 769, (int)raytracer.camera.pos.Z * -1 + 351, DEFAULT_COLOR);
//Draw Rays
foreach(Ray ray in raytracer.rays)
{
float coordX = CUBE_SIZE * (ray.O.X + 40 * ray.D.X);
float coordY = CUBE_SIZE * (ray.O.Z + 40 * ray.D.Z);
screen.Line((int)ray.O.X + 768, (int)ray.O.Z * -1 + 350, (int)coordX + 768, (int)coordY * -1 + 350, DEFAULT_COLOR);
}
//Dividing Line
screen.Line(SCREEN_SIZE, 0, SCREEN_SIZE, SCREEN_SIZE, DEFAULT_COLOR);
//User Input
application.UpdateCam(raytracer.camera);
}