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#ifndef GUARD_WEATHER_H
#define GUARD_WEATHER_H
#include "sprite.h"
#define MAX_RAIN_SPRITES 24
#define NUM_CLOUD_SPRITES 3
#define NUM_FOG1_SPRITES 20
#define NUM_ASH_SPRITES 20
#define NUM_FOG2_SPRITES 20
#define NUM_SANDSTORM_SPRITES 20
#define NUM_SWIRL_SANDSTORM_SPRITES 5
// Controls how the weather should be changing the screen palettes.
enum
{
WEATHER_PAL_STATE_CHANGING_WEATHER,
WEATHER_PAL_STATE_SCREEN_FADING_IN,
WEATHER_PAL_STATE_SCREEN_FADING_OUT,
WEATHER_PAL_STATE_IDLE,
};
// For the FadeScreen function.
enum
{
FADE_FROM_BLACK,
FADE_TO_BLACK,
FADE_FROM_WHITE,
FADE_TO_WHITE,
};
struct Weather
{
union
{
struct
{
struct Sprite *rainSprites[MAX_RAIN_SPRITES];
struct Sprite *snowflakeSprites[101];
struct Sprite *cloudSprites[NUM_CLOUD_SPRITES];
} s1;
struct
{
u8 filler0[0xA0];
struct Sprite *fog1Sprites[NUM_FOG1_SPRITES];
struct Sprite *ashSprites[NUM_ASH_SPRITES];
struct Sprite *fog2Sprites[NUM_FOG2_SPRITES];
struct Sprite *sandstormSprites1[NUM_SANDSTORM_SPRITES];
struct Sprite *sandstormSprites2[NUM_SWIRL_SANDSTORM_SPRITES];
} s2;
} sprites;
u8 gammaShifts[19][32];
u8 altGammaShifts[19][32];
s8 gammaIndex;
s8 gammaTargetIndex;
u8 gammaStepDelay;
u8 gammaStepFrameCounter;
u16 fadeDestColor;
/*0x6C6*/ u8 palProcessingState;
/*0x6C7*/ u8 fadeScreenCounter;
/*0x6C8*/ bool8 readyForInit;
/*0x6C9*/ u8 taskId;
/*0x6CA*/ u8 unknown_6CA;
u8 unknown_6CB;
u16 initStep;
u16 finishStep;
u8 currWeather;
u8 nextWeather;
u8 weatherGfxLoaded;
bool8 weatherChangeComplete;
u8 weatherPicSpritePalIndex;
u8 altGammaSpritePalIndex;
u16 rainSpriteVisibleCounter;
u8 curRainSpriteIndex;
u8 targetRainSpriteCount;
u8 rainSpriteCount;
u8 rainSpriteVisibleDelay;
u8 isHeavyRain;
u8 rainStrength;
/*0x6DE*/ u8 cloudSpritesCreated;
u8 filler_6DF[1];
u16 snowflakeVisibleCounter;
u16 unknown_6E2;
u8 snowflakeSpriteCount;
u8 targetSnowflakeSpriteCount;
u16 unknown_6E6;
u16 thunderCounter;
u8 unknown_6EA;
u8 unknown_6EB;
u8 unknown_6EC;
u8 thunderTriggered;
u16 fog1ScrollPosX;
u16 fog1ScrollCounter;
u16 fog1ScrollOffset;
u8 lightenedFogSpritePals[6];
u8 lightenedFogSpritePalsCount;
u8 fog1SpritesCreated;
u16 ashBaseSpritesX;
u16 unknown_6FE;
u8 ashSpritesCreated;
u8 filler_701[3];
u32 sandstormXOffset;
u32 sandstormYOffset;
u8 filler_70C[2];
u16 sandstormBaseSpritesX;
u16 sandstormPosY;
u16 sandstormWaveIndex;
u16 sandstormWaveCounter;
u8 sandstormSpritesCreated;
u8 sandstormSwirlSpritesCreated;
u16 fog2BaseSpritesX;
u16 fog2PosY;
u16 fog2ScrollXCounter;
u16 fog2ScrollYCounter;
u16 fog2XOffset;
u16 fog2YOffset;
u8 fog2SpritesCreated;
u8 filler_725[1];
u16 bubblesDelayCounter;
u16 bubblesDelayIndex;
u16 bubblesCoordsIndex;
u16 bubblesSpriteCount;
u8 bubblesSpritesCreated;
u8 filler_72F;
u16 currBlendEVA;
u16 currBlendEVB;
u16 targetBlendEVA;
u16 targetBlendEVB;
u8 blendUpdateCounter;
u8 blendFrameCounter;
u8 blendDelay;
u8 filler_73B[0x3C-0x3B];
s16 unknown_73C;
s16 unknown_73E;
s16 unknown_740;
s16 unknown_742;
u8 filler_744[0xD-4];
s8 loadDroughtPalsIndex;
u8 loadDroughtPalsOffset;
};
// field_weather.c
extern struct Weather gWeather;
extern struct Weather *const gWeatherPtr;
extern const u16 gUnknown_083970E8[];
// field_weather_effect.c
extern const u8 gWeatherFog1Tiles[];
void StartWeather(void);
void SetNextWeather(u8 weather);
void SetCurrentAndNextWeather(u8 weather);
void SetCurrentAndNextWeatherNoDelay(u8 weather);
void sub_80ABC48(s8 gammaIndex);
void sub_80ABC7C(u8 gammaIndex, u8 gammaTargetIndex, u8 gammaStepDelay);
void FadeScreen(u8 mode, s8 delay);
bool8 IsWeatherNotFadingIn(void);
void UpdateSpritePaletteWithWeather(u8 spritePaletteIndex);
void ApplyWeatherGammaShiftToPal(u8 paletteIndex);
u8 sub_80ABF20(void);
void LoadCustomWeatherSpritePalette(const u16 *palette);
void ResetDroughtWeatherPaletteLoading(void);
bool8 LoadDroughtWeatherPalettes(void);
void sub_80ABFE0(s8 gammaIndex);
void sub_80ABFF0(void);
void sub_80AC01C(void);
void Weather_SetBlendCoeffs(u8 eva, u8 evb);
void Weather_SetTargetBlendCoeffs(u8 eva, u8 evb, int delay);
bool8 Weather_UpdateBlend(void);
void sub_80AC274(u8 a);
u8 GetCurrentWeather(void);
void SetRainStrengthFromSoundEffect(u16 soundEffect);
void PlayRainStoppingSoundEffect(void);
u8 IsWeatherChangeComplete(void);
void SetWeatherScreenFadeOut(void);
void sub_80AC3E4(void);
void PreservePaletteInWeather(u8 preservedPalIndex);
void ResetPreservedPalettesInWeather(void);
// field_weather_effect.c
void Clouds_InitVars(void);
void Clouds_Main(void);
void Clouds_InitAll(void);
bool8 Clouds_Finish(void);
void Sunny_InitVars(void);
void Sunny_Main(void);
void Sunny_InitAll(void);
bool8 Sunny_Finish(void);
void LightRain_InitVars(void);
void LightRain_Main(void);
void LightRain_InitAll(void);
bool8 LightRain_Finish(void);
void Snow_InitVars(void);
void Snow_Main(void);
void Snow_InitAll(void);
bool8 Snow_Finish(void);
void MedRain_InitVars(void);
void Rain_Main(void);
void MedRain_InitAll(void);
bool8 Rain_Finish(void);
void Fog1_InitVars(void);
void Fog1_Main(void);
void Fog1_InitAll(void);
bool8 Fog1_Finish(void);
void Ash_InitVars(void);
void Ash_Main(void);
void Ash_InitAll(void);
bool8 Ash_Finish(void);
void Sandstorm_InitVars(void);
void Sandstorm_Main(void);
void Sandstorm_InitAll(void);
bool8 Sandstorm_Finish(void);
void Fog2_InitVars(void);
void Fog2_Main(void);
void Fog2_InitAll(void);
bool8 Fog2_Finish(void);
void Fog1_InitVars(void);
void Fog1_Main(void);
void Fog1_InitAll(void);
bool8 Fog1_Finish(void);
void Shade_InitVars(void);
void Shade_Main(void);
void Shade_InitAll(void);
bool8 Shade_Finish(void);
void Drought_InitVars(void);
void Drought_Main(void);
void Drought_InitAll(void);
bool8 Drought_Finish(void);
void HeavyRain_InitVars(void);
void Rain_Main(void);
void HeavyRain_InitAll(void);
bool8 Rain_Finish(void);
void Bubbles_InitVars(void);
void Bubbles_Main(void);
void Bubbles_InitAll(void);
bool8 Bubbles_Finish(void);
u8 GetSav1Weather(void);
void SetSav1Weather(u32 weather);
void SetSav1WeatherFromCurrMapHeader(void);
void SetWeather(u32 weather);
void DoCurrentWeather(void);
void UpdateWeatherPerDay(u16 increment);
void ResumePausedWeather(void);
#endif // GUARD_WEATHER_H
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