#ifndef _CONSTANTS_H
#define _CONSTANTS_H


#define true 1
#define TRUE 1
#define false 0
#define FALSE 0

#define LAYER_STAGE 1
#define LAYER_ENEMY_START 2
#define LAYER_ENEMY_END 8
#define LAYER_BULLET 9
#define LAYER_WEAPON_BLACK 10
#define LAYER_WEAPON 11
#define LAYER_UI_BLACK 12
#define LAYER_UI 13

#define null (void *)0x00000000


#endif