simple signal config added. bpm config and grid.

src/signal.h

@@ -10,7 +10,7 @@ class Signal : public Movable{
 	public:
 
 	Signal();
-	Signal(float x, float y, float r, float s) : Movable(Vec2D<float>(x, y), Vec2D<float>(0,0), s), radius(r) {}
+	Signal(float x, float y, float r, float s, Color color) : Movable(Vec2D<float>(x, y), Vec2D<float>(0,0), s), radius(r), color(color) {}
 	
 	int id = 0;
 
@@ -23,6 +23,8 @@ class Signal : public Movable{
 
 	float radius;
 
+	Color color;
+
 	void update(int fps){
 				
 	}
@@ -31,7 +33,7 @@ class Signal : public Movable{
 		
 		position += direction.norm() * speed;
 
-		DrawCircle(position.x, position.y, radius, (Color){232, 125, 62, 255});
+		DrawCircle(position.x, position.y, radius, color);
 
 	}
 };