ldle

#include "marble.h"Marble::Marble(int radius, float thrust, float slowdown, SDL_Surface * screen){	KeyLeft = 0;    KeyRight = 0;    KeyUp = 0;    KeyDown = 0;    color = 0xffffff;        radius = 10;	thrust = thrust;	slowdown = slowdown;	screen = screen;    XMov = 0;    YMov = 0;    XPos = screen->w / 2;    YPos = screen->h / 2;}