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#ifndef GUARD_UTIL_H
#define GUARD_UTIL_H
#include "sprite.h"
//Extracts the upper 16 bits of a 32-bit number
#define HIHALF(n) (((n) & 0xFFFF0000) >> 16)
//Extracts the lower 16 bits of a 32-bit number
#define LOHALF(n) ((n) & 0xFFFF)
extern const u8 gMiscBlank_Gfx[];
extern const u32 gBitTable[];
u8 CreateInvisibleSpriteWithCallback(void (*)(struct Sprite *));
void StoreWordInTwoHalfwords(u16 *, u32);
void LoadWordFromTwoHalfwords(u16 *, u32 *);
u16 CalcCRC16(const u8 *data, int length);
void DoBgAffineSet(struct BgAffineDstData *dest, u32 texX, u32 texY, s16 scrX, s16 scrY, s16 sx, s16 sy, u16 alpha);
void CopySpriteTiles(u8 shape, u8 size, u8 *tiles, u16 *tilemap, u8 *output);
#endif // GUARD_UTIL_H
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