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25 lines
872 B
C
25 lines
872 B
C
#ifndef GUARD_UTIL_H
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#define GUARD_UTIL_H
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#include "global.h"
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#include "sprite.h"
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#define HP_EMPTY 0
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extern const u8 gMiscBlank_Gfx[]; // unused in Emerald
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u8 CreateInvisibleSpriteWithCallback(void (*)(struct Sprite *));
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void StoreWordInTwoHalfwords(u16 *, u32);
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void LoadWordFromTwoHalfwords(u16 *, u32 *);
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int CountTrailingZeroBits(u32 value);
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u16 CalcCRC16(const u8 *data, u32 length);
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u16 CalcCRC16WithTable(const u8 *data, u32 length);
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u32 CalcByteArraySum(const u8 *data, u32 length);
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void BlendPalette(u16 palOffset, u16 numEntries, u8 coeff, u32 blendColor);
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void BlendPalettesAt(u16 * palbuff, u16 blend_pal, u32 coefficient, s32 size);
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void DoBgAffineSet(struct BgAffineDstData * dest, u32 texX, u32 texY, s16 srcX, s16 srcY, s16 sx, s16 sy, u16 alpha);
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s32 SubtractClamped(s32 lowestVal, s32 highestVal, s32 currentVal, s32 delta);
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#endif // GUARD_UTIL_H
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