class BoolHashMap2d{
private:
	unsigned int w, h;
	bool* map;
	unsigned int convert2dTo1dIndex(unsigned int x, unsigned int y){
		return ((y * w) + x);
	}
public:
	void init(bool value) {
		for(unsigned int index; index < (w*h); index++){
			this->map[index] = value;
		}
	}
	BoolHashMap2d(unsigned int width, unsigned int height)	{
		this->w = width;
		this->map = new bool[width * height];
		this->init(false);
	}
	~BoolHashMap2d(){
		delete [this->w * this->h]map;
	}
	bool getBool(unsigned int x, unsigned int y){
		return this->map[this->convert2dTo1dIndex(x,y)];
	}
	void setBool(unsigned int x, unsigned int y, bool value){
		this->map[this->convert2dTo1dIndex(x,y)]=value;
	}
	unsigned int getWidth() const {
		return this->w;
	}
	unsigned int getHeight() const {
		return this->h;
	}
};