diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/event_object_movement.c | 724 | ||||
| -rwxr-xr-x | src/event_object_movement_helpers.c | 5 | ||||
| -rw-r--r-- | src/metatile_behavior.c | 3 | ||||
| -rw-r--r-- | src/overworld.c | 1 |
4 files changed, 725 insertions, 8 deletions
diff --git a/src/event_object_movement.c b/src/event_object_movement.c index 261f234f4..5c6f503ef 100644 --- a/src/event_object_movement.c +++ b/src/event_object_movement.c @@ -13,7 +13,6 @@ #include "event_data.h" #include "rom_818CFC8.h" #include "rom_81BE66C.h" -#include "field_ground_effect.h" #include "event_object_movement_helpers.h" #include "mauville_old_man.h" #include "metatile_behavior.h" @@ -23,6 +22,7 @@ #include "trainer_see.h" #include "decoration.h" #include "event_object_movement.h" +#include "pokenav.h" #define NUM_FIELD_MAP_OBJECT_TEMPLATES 0x51 @@ -175,7 +175,7 @@ extern u8 (*const gUnknown_0850DEE8[5])(u8); extern const s16 gUnknown_0850DFBC[3]; extern const s16 gUnknown_0850DFC2[3]; -/*static*/ void FieldObjectUpdateMetatileBehaviors(struct MapObject*); +static void FieldObjectUpdateMetatileBehaviors(struct MapObject*); /*static*/ void GetAllGroundEffectFlags_OnBeginStep(struct MapObject*, u32*); /*static*/ void GetGroundEffectFlags_Reflection(struct MapObject*, u32*); /*static*/ void GetGroundEffectFlags_TallGrassOnSpawn(struct MapObject*, u32*); @@ -191,6 +191,17 @@ extern const s16 gUnknown_0850DFC2[3]; /*static*/ void GetGroundEffectFlags_Ripple(struct MapObject*, u32*); /*static*/ void GetGroundEffectFlags_Seaweed(struct MapObject*, u32*); /*static*/ void GetGroundEffectFlags_JumpLanding(struct MapObject*, u32*); +/*static*/ u8 FieldObjectCheckForReflectiveSurface(struct MapObject*); +static u8 GetReflectionTypeByMetatileBehavior(u32); +static void InitObjectPriorityByZCoord(struct Sprite *sprite, u8 z); +static void FieldObjectUpdateSubpriority(struct MapObject*, struct Sprite*); +static void DoTracksGroundEffect_None(struct MapObject*, struct Sprite*, u8); +static void DoTracksGroundEffect_Footprints(struct MapObject*, struct Sprite*, u8); +static void DoTracksGroundEffect_BikeTireTracks(struct MapObject*, struct Sprite*, u8); +/*static*/ void DoRippleFieldEffect(struct MapObject*, struct Sprite*); +static void DoGroundEffects_OnSpawn(struct MapObject*, struct Sprite*); +static void DoGroundEffects_OnBeginStep(struct MapObject*, struct Sprite*); +static void DoGroundEffects_OnFinishStep(struct MapObject*, struct Sprite*); // Code @@ -5174,3 +5185,712 @@ static void npc_update_obj_anim_flag(struct MapObject *mapObject, struct Sprite GetGroundEffectFlags_Seaweed(eventObj, flags); GetGroundEffectFlags_JumpLanding(eventObj, flags); } + +static void FieldObjectUpdateMetatileBehaviors(struct MapObject *eventObj) +{ + eventObj->previousMetatileBehavior = MapGridGetMetatileBehaviorAt(eventObj->previousCoords.x, eventObj->previousCoords.y); + eventObj->currentMetatileBehavior = MapGridGetMetatileBehaviorAt(eventObj->currentCoords.x, eventObj->currentCoords.y); +} + +void GetGroundEffectFlags_Reflection(struct MapObject *eventObj, u32 *flags) +{ + u32 reflectionFlags[2] = { GROUND_EFFECT_FLAG_REFLECTION, GROUND_EFFECT_FLAG_ICE_REFLECTION }; + u8 type = FieldObjectCheckForReflectiveSurface(eventObj); + + if (type) + { + if (!eventObj->hasReflection) + { + eventObj->hasReflection = 0; + eventObj->hasReflection = 1; + *flags |= reflectionFlags[type - 1]; + } + } + else + { + eventObj->hasReflection = 0; + } +} + +void GetGroundEffectFlags_TallGrassOnSpawn(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsTallGrass(eventObj->currentMetatileBehavior)) + *flags |= GROUND_EFFECT_FLAG_TALL_GRASS_ON_SPAWN; +} + +void GetGroundEffectFlags_TallGrassOnBeginStep(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsTallGrass(eventObj->currentMetatileBehavior)) + *flags |= GROUND_EFFECT_FLAG_TALL_GRASS_ON_MOVE; +} + +void GetGroundEffectFlags_LongGrassOnSpawn(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsLongGrass(eventObj->currentMetatileBehavior)) + *flags |= GROUND_EFFECT_FLAG_LONG_GRASS_ON_SPAWN; +} + +void GetGroundEffectFlags_LongGrassOnBeginStep(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsLongGrass(eventObj->currentMetatileBehavior)) + *flags |= GROUND_EFFECT_FLAG_LONG_GRASS_ON_MOVE; +} + +void GetGroundEffectFlags_Tracks(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsDeepSand(eventObj->previousMetatileBehavior)) + { + *flags |= GROUND_EFFECT_FLAG_DEEP_SAND; + } + else if (MetatileBehavior_IsSandOrDeepSand(eventObj->previousMetatileBehavior) + || MetatileBehavior_IsUnusedFootprintMetatile(eventObj->previousMetatileBehavior)) + { + *flags |= GROUND_EFFECT_FLAG_SAND; + } +} + +void GetGroundEffectFlags_SandHeap(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsDeepSand(eventObj->currentMetatileBehavior) + && MetatileBehavior_IsDeepSand(eventObj->previousMetatileBehavior)) + { + if (!eventObj->inSandPile) + { + eventObj->inSandPile = 0; + eventObj->inSandPile = 1; + *flags |= GROUND_EFFECT_FLAG_SAND_PILE; + } + } + else + { + eventObj->inSandPile = 0; + } +} + +void GetGroundEffectFlags_ShallowFlowingWater(struct MapObject *eventObj, u32 *flags) +{ + if ((MetatileBehavior_IsShallowFlowingWater(eventObj->currentMetatileBehavior) + && MetatileBehavior_IsShallowFlowingWater(eventObj->previousMetatileBehavior)) + || (MetatileBehavior_IsPacifidlogLog(eventObj->currentMetatileBehavior) + && MetatileBehavior_IsPacifidlogLog(eventObj->previousMetatileBehavior))) + { + if (!eventObj->inShallowFlowingWater) + { + eventObj->inShallowFlowingWater = 0; + eventObj->inShallowFlowingWater = 1; + *flags |= GROUND_EFFECT_FLAG_SHALLOW_FLOWING_WATER; + } + } + else + { + eventObj->inShallowFlowingWater = 0; + } +} + +void GetGroundEffectFlags_Puddle(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsPuddle(eventObj->currentMetatileBehavior) + && MetatileBehavior_IsPuddle(eventObj->previousMetatileBehavior)) + { + *flags |= GROUND_EFFECT_FLAG_PUDDLE; + } +} + +void GetGroundEffectFlags_Ripple(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_HasRipples(eventObj->currentMetatileBehavior)) + *flags |= GROUND_EFFECT_FLAG_RIPPLES; +} + +void GetGroundEffectFlags_ShortGrass(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsShortGrass(eventObj->currentMetatileBehavior) + && MetatileBehavior_IsShortGrass(eventObj->previousMetatileBehavior)) + { + if (!eventObj->inShortGrass) + { + eventObj->inShortGrass = 0; + eventObj->inShortGrass = 1; + *flags |= GROUND_EFFECT_FLAG_SHORT_GRASS; + } + } + else + { + eventObj->inShortGrass = 0; + } +} + +void GetGroundEffectFlags_HotSprings(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsHotSprings(eventObj->currentMetatileBehavior) + && MetatileBehavior_IsHotSprings(eventObj->previousMetatileBehavior)) + { + if (!eventObj->inHotSprings) + { + eventObj->inHotSprings = 0; + eventObj->inHotSprings = 1; + *flags |= GROUND_EFFECT_FLAG_HOT_SPRINGS; + } + } + else + { + eventObj->inHotSprings = 0; + } +} + +void GetGroundEffectFlags_Seaweed(struct MapObject *eventObj, u32 *flags) +{ + if (MetatileBehavior_IsSeaweed(eventObj->currentMetatileBehavior)) + *flags |= GROUND_EFFECT_FLAG_SEAWEED; +} + +void GetGroundEffectFlags_JumpLanding(struct MapObject *eventObj, u32 *flags) +{ + typedef bool8 (*MetatileFunc)(u8); + + static const MetatileFunc metatileFuncs[] = { + MetatileBehavior_IsTallGrass, + MetatileBehavior_IsLongGrass, + MetatileBehavior_IsPuddle, + MetatileBehavior_IsSurfableWaterOrUnderwater, + MetatileBehavior_IsShallowFlowingWater, + MetatileBehavior_IsATile, + }; + + static const u32 jumpLandingFlags[] = { + GROUND_EFFECT_FLAG_LAND_IN_TALL_GRASS, + GROUND_EFFECT_FLAG_LAND_IN_LONG_GRASS, + GROUND_EFFECT_FLAG_LAND_IN_SHALLOW_WATER, + GROUND_EFFECT_FLAG_LAND_IN_DEEP_WATER, + GROUND_EFFECT_FLAG_LAND_IN_SHALLOW_WATER, + GROUND_EFFECT_FLAG_LAND_ON_NORMAL_GROUND, + }; + + if (eventObj->landingJump && !eventObj->disableJumpLandingGroundEffect) + { + u8 i; + + for (i = 0; i < ARRAY_COUNT(metatileFuncs); i++) + { + if (metatileFuncs[i](eventObj->currentMetatileBehavior)) + { + *flags |= jumpLandingFlags[i]; + return; + } + } + } +} + +u8 FieldObjectCheckForReflectiveSurface(struct MapObject *eventObj) +{ + const struct MapObjectGraphicsInfo *info = GetFieldObjectGraphicsInfo(eventObj->graphicsId); + + // ceil div by tile width? + s16 width = (info->width + 8) >> 4; + s16 height = (info->height + 8) >> 4; + s16 i; + s16 j; + u8 result; + u8 b; + s16 one; + +#define RETURN_REFLECTION_TYPE_AT(x, y) \ + b = MapGridGetMetatileBehaviorAt(x, y); \ + result = GetReflectionTypeByMetatileBehavior(b); \ + if (result != 0) \ + return result; + + for (i = 0, one = 1; i < height; i++) + { + RETURN_REFLECTION_TYPE_AT(eventObj->currentCoords.x, eventObj->currentCoords.y + one + i) + RETURN_REFLECTION_TYPE_AT(eventObj->previousCoords.x, eventObj->previousCoords.y + one + i) + for (j = 1; j < width; j++) + { + RETURN_REFLECTION_TYPE_AT(eventObj->currentCoords.x + j, eventObj->currentCoords.y + one + i) + RETURN_REFLECTION_TYPE_AT(eventObj->currentCoords.x - j, eventObj->currentCoords.y + one + i) + RETURN_REFLECTION_TYPE_AT(eventObj->previousCoords.x + j, eventObj->previousCoords.y + one + i) + RETURN_REFLECTION_TYPE_AT(eventObj->previousCoords.x - j, eventObj->previousCoords.y + one + i) + } + } + return 0; + +#undef RETURN_REFLECTION_TYPE_AT +} + +static u8 GetReflectionTypeByMetatileBehavior(u32 behavior) +{ + if (MetatileBehavior_IsIce(behavior)) + return 1; + else if (MetatileBehavior_IsReflective(behavior)) + return 2; + else + return 0; +} + +u8 GetLedgeJumpDirection(s16 x, s16 y, u8 z) +{ + static bool8 (*const unknown_08376040[])(u8) = { + MetatileBehavior_IsJumpSouth, + MetatileBehavior_IsJumpNorth, + MetatileBehavior_IsJumpWest, + MetatileBehavior_IsJumpEast, + }; + + u8 b; + u8 index = z; + + if (index == 0) + return 0; + else if (index > 4) + index -= 4; + + index--; + b = MapGridGetMetatileBehaviorAt(x, y); + + if (unknown_08376040[index](b) == 1) + return index + 1; + + return 0; +} + +void FieldObjectSetSpriteOamTableForLongGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + if (eventObj->disableCoveringGroundEffects) + return; + + if (!MetatileBehavior_IsLongGrass(eventObj->currentMetatileBehavior)) + return; + + if (!MetatileBehavior_IsLongGrass(eventObj->previousMetatileBehavior)) + return; + + sprite->subspriteTableNum = 4; + + if (ZCoordToPriority(eventObj->previousElevation) == 1) + sprite->subspriteTableNum = 5; +} + +bool8 IsZCoordMismatchAt(u8 z, s16 x, s16 y) +{ + u8 mapZ; + + if (z == 0) + return FALSE; + + mapZ = MapGridGetZCoordAt(x, y); + + if (mapZ == 0 || mapZ == 0xF) + return FALSE; + + if (mapZ != z) + return TRUE; + + return FALSE; +} + +static const u8 sUnknown_08376050[] = { + 0x73, 0x73, 0x53, 0x73, 0x53, 0x73, 0x53, 0x73, 0x53, 0x73, 0x53, 0x73, 0x53, 0x00, 0x00, 0x73 +}; + +// Each byte corresponds to a sprite priority for an event object. +// This is directly the inverse of gEventObjectPriorities_08376070. +static const u8 sEventObjectPriorities_08376060[] = { + 2, 2, 2, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 0, 0, 2 +}; + +// Each byte corresponds to a sprite priority for an event object. +// This is the inverse of gEventObjectPriorities_08376060. +// 1 = Above player sprite +// 2 = Below player sprite +static const u8 sEventObjectPriorities_08376070[] = { + 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 0, 0, 1, +}; + +void FieldObjectUpdateZCoordAndPriority(struct MapObject *eventObj, struct Sprite *sprite) +{ + if (eventObj->fixedPriority) + return; + + FieldObjectUpdateZCoord(eventObj); + + sprite->subspriteTableNum = sEventObjectPriorities_08376070[eventObj->previousElevation]; + sprite->oam.priority = sEventObjectPriorities_08376060[eventObj->previousElevation]; +} + +static void InitObjectPriorityByZCoord(struct Sprite *sprite, u8 z) +{ + sprite->subspriteTableNum = sEventObjectPriorities_08376070[z]; + sprite->oam.priority = sEventObjectPriorities_08376060[z]; +} + +u8 ZCoordToPriority(u8 z) +{ + return sEventObjectPriorities_08376060[z]; +} + +void FieldObjectUpdateZCoord(struct MapObject *eventObj) +{ + u8 z = MapGridGetZCoordAt(eventObj->currentCoords.x, eventObj->currentCoords.y); + u8 z2 = MapGridGetZCoordAt(eventObj->previousCoords.x, eventObj->previousCoords.y); + + if (z == 0xF || z2 == 0xF) + return; + + eventObj->currentElevation = z; + + if (z != 0 && z != 0xF) + eventObj->previousElevation = z; +} + +void SetObjectSubpriorityByZCoord(u8 a, struct Sprite *sprite, u8 b) +{ + s32 tmp = sprite->centerToCornerVecY; + u32 tmpa = *(u16 *)&sprite->pos1.y; + u32 tmpb = *(u16 *)&gSpriteCoordOffsetY; + s32 tmp2 = (tmpa - tmp) + tmpb; + u16 tmp3 = (0x10 - ((((u32)tmp2 + 8) & 0xFF) >> 4)) * 2; + sprite->subpriority = tmp3 + sUnknown_08376050[a] + b; +} + +static void FieldObjectUpdateSubpriority(struct MapObject *eventObj, struct Sprite *sprite) +{ + if (eventObj->fixedPriority) + return; + + SetObjectSubpriorityByZCoord(eventObj->previousElevation, sprite, 1); +} + +bool8 AreZCoordsCompatible(u8 a, u8 b) +{ + if (a == 0 || b == 0) + return TRUE; + + if (a != b) + return FALSE; + + return TRUE; +} + +void GroundEffect_SpawnOnTallGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = 2; + gFieldEffectArguments[4] = eventObj->localId << 8 | eventObj->mapNum; + gFieldEffectArguments[5] = eventObj->mapGroup; + gFieldEffectArguments[6] = (u8)gSaveBlock1Ptr->location.mapNum << 8 | (u8)gSaveBlock1Ptr->location.mapGroup; + gFieldEffectArguments[7] = 1; + FieldEffectStart(FLDEFF_TALL_GRASS); +} + +void GroundEffect_StepOnTallGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = 2; + gFieldEffectArguments[4] = eventObj->localId << 8 | eventObj->mapNum; + gFieldEffectArguments[5] = eventObj->mapGroup; + gFieldEffectArguments[6] = (u8)gSaveBlock1Ptr->location.mapNum << 8 | (u8)gSaveBlock1Ptr->location.mapGroup; + gFieldEffectArguments[7] = 0; + FieldEffectStart(FLDEFF_TALL_GRASS); +} + +void GroundEffect_SpawnOnLongGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = 2; + gFieldEffectArguments[4] = eventObj->localId << 8 | eventObj->mapNum; + gFieldEffectArguments[5] = eventObj->mapGroup; + gFieldEffectArguments[6] = (u8)gSaveBlock1Ptr->location.mapNum << 8 | (u8)gSaveBlock1Ptr->location.mapGroup; + gFieldEffectArguments[7] = 1; + FieldEffectStart(FLDEFF_LONG_GRASS); +} + +void GroundEffect_StepOnLongGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = 2; + gFieldEffectArguments[4] = (eventObj->localId << 8) | eventObj->mapNum; + gFieldEffectArguments[5] = eventObj->mapGroup; + gFieldEffectArguments[6] = (u8)gSaveBlock1Ptr->location.mapNum << 8 | (u8)gSaveBlock1Ptr->location.mapGroup; + gFieldEffectArguments[7] = 0; + FieldEffectStart(FLDEFF_LONG_GRASS); +} + +void GroundEffect_WaterReflection(struct MapObject *eventObj, struct Sprite *sprite) +{ + SetUpReflection(eventObj, sprite, 0); +} + +void GroundEffect_IceReflection(struct MapObject *eventObj, struct Sprite *sprite) +{ + SetUpReflection(eventObj, sprite, 1); +} + +void GroundEffect_FlowingWater(struct MapObject *eventObj, struct Sprite *sprite) +{ + StartFieldEffectForEventObject(FLDEFF_FEET_IN_FLOWING_WATER, eventObj); +} + +static void (*const sGroundEffectTracksFuncs[])(struct MapObject *eventObj, struct Sprite *sprite, u8 a) = { + DoTracksGroundEffect_None, + DoTracksGroundEffect_Footprints, + DoTracksGroundEffect_BikeTireTracks, +}; + +void GroundEffect_SandTracks(struct MapObject *eventObj, struct Sprite *sprite) +{ + const struct MapObjectGraphicsInfo *info = GetFieldObjectGraphicsInfo(eventObj->graphicsId); + sGroundEffectTracksFuncs[info->tracks](eventObj, sprite, 0); +} + +void GroundEffect_DeepSandTracks(struct MapObject *eventObj, struct Sprite *sprite) +{ + const struct MapObjectGraphicsInfo *info = GetFieldObjectGraphicsInfo(eventObj->graphicsId); + sGroundEffectTracksFuncs[info->tracks](eventObj, sprite, 1); +} + +static void DoTracksGroundEffect_None(struct MapObject *eventObj, struct Sprite *sprite, u8 a) +{ +} + +static void DoTracksGroundEffect_Footprints(struct MapObject *eventObj, struct Sprite *sprite, u8 a) +{ + // First half-word is a Field Effect script id. (gFieldEffectScriptPointers) + u16 sandFootprints_FieldEffectData[2] = { + FLDEFF_SAND_FOOTPRINTS, + FLDEFF_DEEP_SAND_FOOTPRINTS + }; + + gFieldEffectArguments[0] = eventObj->previousCoords.x; + gFieldEffectArguments[1] = eventObj->previousCoords.y; + gFieldEffectArguments[2] = 149; + gFieldEffectArguments[3] = 2; + gFieldEffectArguments[4] = eventObj->facingDirection; + FieldEffectStart(sandFootprints_FieldEffectData[a]); +} + +static void DoTracksGroundEffect_BikeTireTracks(struct MapObject *eventObj, struct Sprite *sprite, u8 a) +{ + // Specifies which bike track shape to show next. + // For example, when the bike turns from up to right, it will show + // a track that curves to the right. + // Each 4-byte row corresponds to the initial direction of the bike, and + // each byte in that row is for the next direction of the bike in the order + // of down, up, left, right. + static const u8 bikeTireTracks_Transitions[4][4] = { + 1, 2, 7, 8, + 1, 2, 6, 5, + 5, 8, 3, 4, + 6, 7, 3, 4, + }; + + if (eventObj->currentCoords.x != eventObj->previousCoords.x || eventObj->currentCoords.y != eventObj->previousCoords.y) + { + gFieldEffectArguments[0] = eventObj->previousCoords.x; + gFieldEffectArguments[1] = eventObj->previousCoords.y; + gFieldEffectArguments[2] = 149; + gFieldEffectArguments[3] = 2; + gFieldEffectArguments[4] = + bikeTireTracks_Transitions[eventObj->previousMovementDirection][eventObj->facingDirection - 5]; + FieldEffectStart(FLDEFF_BIKE_TIRE_TRACKS); + } +} + +void GroundEffect_Ripple(struct MapObject *eventObj, struct Sprite *sprite) +{ + DoRippleFieldEffect(eventObj, sprite); +} + +void GroundEffect_StepOnPuddle(struct MapObject *eventObj, struct Sprite *sprite) +{ + StartFieldEffectForEventObject(FLDEFF_SPLASH, eventObj); +} + +void GroundEffect_SandHeap(struct MapObject *eventObj, struct Sprite *sprite) +{ + StartFieldEffectForEventObject(FLDEFF_SAND_PILE, eventObj); +} + +void GroundEffect_JumpOnTallGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + u8 spriteId; + + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = 2; + FieldEffectStart(FLDEFF_JUMP_TALL_GRASS); + + spriteId = sub_81546C8( + eventObj->localId, eventObj->mapNum, eventObj->mapGroup, eventObj->currentCoords.x, eventObj->currentCoords.y); + + if (spriteId == MAX_SPRITES) + GroundEffect_SpawnOnTallGrass(eventObj, sprite); +} + +void GroundEffect_JumpOnLongGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = 2; + FieldEffectStart(FLDEFF_JUMP_LONG_GRASS); +} + +void GroundEffect_JumpOnShallowWater(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = sprite->oam.priority; + FieldEffectStart(FLDEFF_JUMP_SMALL_SPLASH); +} + +void GroundEffect_JumpOnWater(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = sprite->oam.priority; + FieldEffectStart(FLDEFF_JUMP_BIG_SPLASH); +} + +void GroundEffect_JumpLandingDust(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + gFieldEffectArguments[2] = eventObj->previousElevation; + gFieldEffectArguments[3] = sprite->oam.priority; + FieldEffectStart(FLDEFF_DUST); +} + +void GroundEffect_ShortGrass(struct MapObject *eventObj, struct Sprite *sprite) +{ + StartFieldEffectForEventObject(FLDEFF_SHORT_GRASS, eventObj); +} + +void GroundEffect_HotSprings(struct MapObject *eventObj, struct Sprite *sprite) +{ + StartFieldEffectForEventObject(FLDEFF_HOT_SPRINGS_WATER, eventObj); +} + +void GroundEffect_Seaweed(struct MapObject *eventObj, struct Sprite *sprite) +{ + gFieldEffectArguments[0] = eventObj->currentCoords.x; + gFieldEffectArguments[1] = eventObj->currentCoords.y; + FieldEffectStart(FLDEFF_BUBBLES); +} + +static void (*const sGroundEffectFuncs[])(struct MapObject *eventObj, struct Sprite *sprite) = { + GroundEffect_SpawnOnTallGrass, + GroundEffect_StepOnTallGrass, + GroundEffect_SpawnOnLongGrass, + GroundEffect_StepOnLongGrass, + GroundEffect_WaterReflection, + GroundEffect_IceReflection, + GroundEffect_FlowingWater, + GroundEffect_SandTracks, + GroundEffect_DeepSandTracks, + GroundEffect_Ripple, + GroundEffect_StepOnPuddle, + GroundEffect_SandHeap, + GroundEffect_JumpOnTallGrass, + GroundEffect_JumpOnLongGrass, + GroundEffect_JumpOnShallowWater, + GroundEffect_JumpOnWater, + GroundEffect_JumpLandingDust, + GroundEffect_ShortGrass, + GroundEffect_HotSprings, + GroundEffect_Seaweed +}; + +/*static*/ void DoFlaggedGroundEffects(struct MapObject *eventObj, struct Sprite *sprite, u32 flags) +{ + u8 i; + + if (FieldObjectIsFarawayIslandMew(eventObj) == TRUE && !sub_81D4A58(eventObj)) + return; + + for (i = 0; i < ARRAY_COUNT(sGroundEffectFuncs); i++, flags >>= 1) + if (flags & 1) + sGroundEffectFuncs[i](eventObj, sprite); +} + +void filters_out_some_ground_effects(struct MapObject *eventObj, u32 *flags) +{ + if (eventObj->disableCoveringGroundEffects) + { + eventObj->inShortGrass = 0; + eventObj->inSandPile = 0; + eventObj->inShallowFlowingWater = 0; + eventObj->inHotSprings = 0; + *flags &= ~(GROUND_EFFECT_FLAG_HOT_SPRINGS + | GROUND_EFFECT_FLAG_SHORT_GRASS + | GROUND_EFFECT_FLAG_SAND_PILE + | GROUND_EFFECT_FLAG_SHALLOW_FLOWING_WATER + | GROUND_EFFECT_FLAG_TALL_GRASS_ON_MOVE); + } +} + +void FilterOutStepOnPuddleGroundEffectIfJumping(struct MapObject *eventObj, u32 *flags) +{ + if (eventObj->landingJump) + *flags &= ~GROUND_EFFECT_FLAG_PUDDLE; +} + +static void DoGroundEffects_OnSpawn(struct MapObject *eventObj, struct Sprite *sprite) +{ + u32 flags; + + if (eventObj->triggerGroundEffectsOnMove) + { + flags = 0; + FieldObjectUpdateZCoordAndPriority(eventObj, sprite); + GetAllGroundEffectFlags_OnSpawn(eventObj, &flags); + FieldObjectSetSpriteOamTableForLongGrass(eventObj, sprite); + DoFlaggedGroundEffects(eventObj, sprite, flags); + eventObj->triggerGroundEffectsOnMove = 0; + eventObj->disableCoveringGroundEffects = 0; + } +} + +static void DoGroundEffects_OnBeginStep(struct MapObject *eventObj, struct Sprite *sprite) +{ + u32 flags; + + if (eventObj->triggerGroundEffectsOnMove) + { + flags = 0; + FieldObjectUpdateZCoordAndPriority(eventObj, sprite); + GetAllGroundEffectFlags_OnBeginStep(eventObj, &flags); + FieldObjectSetSpriteOamTableForLongGrass(eventObj, sprite); + filters_out_some_ground_effects(eventObj, &flags); + DoFlaggedGroundEffects(eventObj, sprite, flags); + eventObj->triggerGroundEffectsOnMove = 0; + eventObj->disableCoveringGroundEffects = 0; + } +} + +static void DoGroundEffects_OnFinishStep(struct MapObject *eventObj, struct Sprite *sprite) +{ + u32 flags; + + if (eventObj->triggerGroundEffectsOnStop) + { + flags = 0; + FieldObjectUpdateZCoordAndPriority(eventObj, sprite); + GetAllGroundEffectFlags_OnFinishStep(eventObj, &flags); + FieldObjectSetSpriteOamTableForLongGrass(eventObj, sprite); + FilterOutStepOnPuddleGroundEffectIfJumping(eventObj, &flags); + DoFlaggedGroundEffects(eventObj, sprite, flags); + eventObj->triggerGroundEffectsOnStop = 0; + eventObj->landingJump = 0; + } +} diff --git a/src/event_object_movement_helpers.c b/src/event_object_movement_helpers.c index 660c8961a..6a8b410f5 100755 --- a/src/event_object_movement_helpers.c +++ b/src/event_object_movement_helpers.c @@ -1,5 +1,4 @@ #include "global.h" -#include "field_ground_effect.h" #include "event_object_movement.h" #include "field_effect.h" #include "event_object_movement_helpers.h" @@ -504,7 +503,7 @@ bool32 sub_8097D9C(u8 var) return FALSE; } -u32 oe_exec_and_other_stuff(u8 fieldEffectId, struct MapObject *mapObject) +u32 StartFieldEffectForEventObject(u8 fieldEffectId, struct MapObject *mapObject) { FieldObjectGetLocalIdAndMap(mapObject, &gFieldEffectArguments[0], &gFieldEffectArguments[1], &gFieldEffectArguments[2]); return FieldEffectStart(fieldEffectId); @@ -515,7 +514,7 @@ void DoShadowFieldEffect(struct MapObject *mapObject) if (!mapObject->hasShadow) { mapObject->hasShadow = 1; - oe_exec_and_other_stuff(FLDEFF_SHADOW, mapObject); + StartFieldEffectForEventObject(FLDEFF_SHADOW, mapObject); } } diff --git a/src/metatile_behavior.c b/src/metatile_behavior.c index b9760f522..ad0062c20 100644 --- a/src/metatile_behavior.c +++ b/src/metatile_behavior.c @@ -252,8 +252,7 @@ static const u8 sTileBitAttributes[] = TILE_ATTRIBUTES(FALSE, FALSE, FALSE), // ? 0xEF }; -// only used as default case for checking jump landing in field_ground_effect. -bool8 ShouldDoJumpLandingDustEffect(u8 var) +bool8 MetatileBehavior_IsATile(u8 var) { return TRUE; } diff --git a/src/overworld.c b/src/overworld.c index 3279ce4fb..045ebb4fd 100644 --- a/src/overworld.c +++ b/src/overworld.c @@ -10,7 +10,6 @@ #include "field_control_avatar.h" #include "field_effect.h" #include "field_fadetransition.h" -#include "field_ground_effect.h" #include "event_object_movement.h" #include "event_object_movement_helpers.h" #include "field_message_box.h" |