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#ifndef GUARD_PALETTE_H
#define GUARD_PALETTE_H
#include "global.h"
#define gPaletteFade_selectedPalettes (gPaletteFade.multipurpose1) // normal and fast fade
#define gPaletteFade_blendCnt (gPaletteFade.multipurpose1) // hardware fade
#define gPaletteFade_delay (gPaletteFade.multipurpose2) // normal and hardware fade
#define gPaletteFade_submode (gPaletteFade.multipurpose2) // fast fade
#define PLTT_BUFFER_SIZE 0x200
#define PLTT_DECOMP_BUFFER_SIZE (PLTT_BUFFER_SIZE * 2)
#define PALETTE_FADE_STATUS_DELAY 2
#define PALETTE_FADE_STATUS_ACTIVE 1
#define PALETTE_FADE_STATUS_DONE 0
#define PALETTE_FADE_STATUS_LOADING 0xFF
#define PALETTES_BG 0x0000FFFF
#define PALETTES_OBJECTS 0xFFFF0000
#define PALETTES_ALL (PALETTES_BG | PALETTES_OBJECTS)
enum
{
FAST_FADE_IN_FROM_WHITE,
FAST_FADE_OUT_TO_WHITE,
FAST_FADE_IN_FROM_BLACK,
FAST_FADE_OUT_TO_BLACK,
};
struct PaletteFadeControl
{
u32 multipurpose1;
u8 delayCounter:6;
u16 y:5; // blend coefficient
u16 targetY:5; // target blend coefficient
u16 blendColor:15;
u16 active:1;
u16 multipurpose2:6;
u16 yDec:1; // whether blend coefficient is decreasing
u16 bufferTransferDisabled:1;
u16 mode:2;
u16 shouldResetBlendRegisters:1;
u16 hardwareFadeFinishing:1;
u16 softwareFadeFinishingCounter:5;
u16 softwareFadeFinishing:1;
u16 objPaletteToggle:1;
u8 deltaY:4; // rate of change of blend coefficient
u32 unused;
};
extern struct PaletteFadeControl gPaletteFade;
extern u32 gPlttBufferTransferPending;
extern u16 gPlttBufferUnfaded[PLTT_BUFFER_SIZE];
extern u16 gPlttBufferFaded[PLTT_BUFFER_SIZE];
void LoadCompressedPalette(const u32 *src, u16 offset, u16 size);
void LoadPalette(const void *src, u16 offset, u16 size);
void FillPalette(u16 value, u16 offset, u16 size);
void TransferPlttBuffer(void);
u8 UpdatePaletteFade(void);
void ResetPaletteFade(void);
void ReadPlttIntoBuffers(void);
bool8 BeginNormalPaletteFade(u32 selectedPalettes, s8 delay, u8 startY, u8 targetY, u16 blendColor);
void ResetPaletteFadeControl(void);
void InvertPlttBuffer(u32 selectedPalettes);
void TintPlttBuffer(u32 selectedPalettes, s8 r, s8 g, s8 b);
void UnfadePlttBuffer(u32 selectedPalettes);
void BeginFastPaletteFade(u8 submode);
void BeginHardwarePaletteFade(u8 blendCnt, u8 delay, u8 y, u8 targetY, u8 shouldResetBlendRegisters);
void BlendPalettes(u32 selectedPalettes, u8 coeff, u16 color);
void BlendPalettesUnfaded(u32 selectedPalettes, u8 coeff, u16 color);
void TintPalette_GrayScale(u16 *palette, u16 count);
void TintPalette_GrayScale2(u16 *palette, u16 count);
void TintPalette_SepiaTone(u16 *palette, u16 count);
void TintPalette_CustomTone(u16 *palette, u16 count, u16 rTone, u16 gTone, u16 bTone);
void sub_80716F8(const u16 *src, u16 *dst, u16 count, u8 a4);
void sub_80717A8(u32 a1, s8 a2, u8 a3, u8 a4, u16 a5, u8 a6, u8 a7);
bool32 sub_807185C(u8 var);
void sub_8071898(void);
void ResetPaletteStructByUid(u16 a1);
void ResetPaletteStruct(u8 paletteNum);
#endif // GUARD_PALETTE_H
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