package projectzombie.display;

import gl_engine.matrix.Matrix4;
import gl_engine.vec.Vec2d;
import projectzombie.Main;

public class Camera
{
	public double angle = 45;
	private Matrix4 matrix;
	
	public static Camera camera;
	
	public Camera()
	{
		Matrix4 identity = Matrix4.identity();
		Vec2d pos = Main.player.pos;
		angle = Main.player.angle;
		
		identity = Matrix4.multiply(identity, Matrix4.translate(-pos.x + 0.5, 0, -pos.y + 0.5));
		identity = Matrix4.multiply(identity, Matrix4.rotate(angle + 180, 0, 1, 0));
		identity = Matrix4.multiply(identity, Matrix4.rotate(-45, 1, 0, 0));
		identity = Matrix4.multiply(identity, Matrix4.translate(0, 0, -16));
		
		matrix = identity;
	}
	
	public Matrix4 getMatrix() {
		return matrix;
	}
}