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tmc/src/objectUtils.c

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#include "global.h"
#include "entity.h"
#include "physics.h"
#include "room.h"
#include "object.h"
#include "functions.h"
#include "definitions.h"
#include "object/linkAnimation.h"
#include "object/itemOnGround.h"
extern const Hitbox* const gObjectHitboxes[];
u32 LoadObjectSprite(Entity* this, s32 type, const ObjectDefinition* definition);
extern const ObjectDefinition gObjectDefinitions[];
static Entity* CreateSpeechBubble(Entity*, u32, s32, s32);
const s8 gUnk_08126EE4[] = {
0, -32, //
22, -6, //
0, 12, //
-22, -6,
};
const s8 gUnk_08126EEC[] = {
0, -13, //
13, 0, //
0, 16, //
-13, 0,
};
Entity* CreateLinkAnimation(Entity* parent, u32 type, u32 type2) {
Entity* e = CreateAuxPlayerEntity();
if (e != NULL) {
LinkAnimationEntity* this = (LinkAnimationEntity*)e;
e->id = LINK_ANIMATION;
e->kind = OBJECT;
e->type = type;
e->type2 = type2;
e->parent = parent;
AppendEntityToList(e, 6);
PrependEntityToList(e, 6);
CopyPosition(&gPlayerEntity.base, e);
gPriorityHandler.event_priority = 6;
gPauseMenuOptions.disabled = 1;
// store player state
this->storeFlags = gPlayerEntity.base.flags;
this->storeDrawFlags = gPlayerEntity.base.spriteSettings.draw;
this->storeIFrames = gPlayerEntity.base.iframes;
this->storeField7 = gPlayerState.field_0x7;
this->storeKeepFacing = gPlayerState.keepFacing;
this->storeFieldA = gPlayerState.field_0xa;
this->storeField27 = gPlayerState.field_0x27[0];
this->storeMobility = gPlayerState.mobility;
this->storeStateFlags = gPlayerState.flags;
this->store8A = gPlayerState.field_0x8a;
// redundant, this is done by the LinkAnimation object
gPlayerEntity.base.flags &= ~ENT_COLLIDE;
gPlayerEntity.base.spriteSettings.draw = 0;
}
return e;
}
void ObjectInit(Entity* this) {
const ObjectDefinition* definition = &gObjectDefinitions[this->id];
if (LoadObjectSprite(this, this->type, definition) == 2) {
UpdateSpriteForCollisionLayer(this);
}
}
u32 LoadObjectSprite(Entity* this, s32 type, const ObjectDefinition* definition) {
u16 tmp1;
u8 tmp2;
if ((this->flags & ENT_DID_INIT) != 0) {
// Sprite already loaded
return 1;
}
if ((definition->bitfield.type) == 0) {
// Object has no sprite
this->flags |= ENT_DID_INIT | definition->bitfield.flags << 2;
return 1;
}
if ((u8)(((*((u8*)definition) & 0xff & 3) - 2)) < 2) {
// Multiple forms
definition = &definition->data.definition[type];
}
tmp1 = definition->bitfield.gfx;
switch (definition->bitfield.gfx_type) {
case 2:
this->spriteVramOffset = definition->bitfield.gfx;
break;
case 1:
if (!LoadSwapGFX(this, tmp1, 0)) {
return 0;
}
break;
default:
if (!LoadFixedGFX(this, tmp1)) {
return 0;
}
break;
}
tmp1 = definition->data.sprite.paletteIndex;
LoadObjPalette(this, tmp1);
tmp2 = 0xff;
this->animIndex = tmp2;
this->hurtType = 0x48;
this->spriteIndex = definition->data.sprite.spriteIndex;
this->spriteSettings.shadow = definition->data.sprite.shadow;
this->spritePriority.b1 = definition->data.sprite.spritePriority;
this->spriteSettings.draw = definition->data.sprite.draw;
this->hitbox = (Hitbox*)gObjectHitboxes[definition->bitfield.hitbox];
this->flags |= ENT_DID_INIT | definition->bitfield.flags << 2;
return 2;
}
Entity* CreateObject(u32 subtype, u32 form, u32 type2) {
Entity* entity = GetEmptyEntity();
if (entity != NULL) {
entity->kind = OBJECT;
entity->id = subtype;
entity->type = form;
entity->type2 = type2;
AppendEntityToList(entity, 6);
}
return entity;
}
Entity* CreateObjectWithParent(Entity* parent, u32 subtype, u32 form, u32 type2) {
Entity* entity = CreateObject(subtype, form, type2);
if (entity != NULL) {
entity->parent = parent;
CopyPosition(parent, entity);
}
return entity;
}
Entity* CreateFx(Entity* parentEnt, u32 form, u32 parameter) {
return CreateObjectWithParent(parentEnt, SPECIAL_FX, form, parameter);
}
void CreateDust(Entity* parent) {
CreateFx(parent, FX_DEATH, 0);
}
void CreateDustAt(s32 xOff, s32 yOff, u32 layer) {
Entity* ent;
ent = CreateObject(SPECIAL_FX, FX_DEATH, 0);
if (ent != NULL) {
ent->x.HALF.HI = gRoomControls.origin_x + xOff;
ent->y.HALF.HI = gRoomControls.origin_y + yOff;
ent->collisionLayer = layer;
}
}
void CreateDustSmall(Entity* parent) {
CreateFx(parent, FX_DASH, 0);
}
void CreateExplosionBroken(Entity* parent) {
CreateFx(parent, FX_6, 0);
}
void CreateWaterSplash(Entity* parent) {
CreateFx(parent, FX_WATER_SPLASH, 0);
}
Entity* CreateGroundItem(Entity* parent, u32 form, u32 subtype) {
Entity* ent;
ent = CreateObjectWithParent(parent, GROUND_ITEM, form, subtype);
if (ent != NULL) {
ent->timer = 5;
}
return ent;
}
Entity* CreateGroundItemWithFlags(Entity* parent, u32 form, u32 subtype, u32 flags) {
Entity* ent;
ent = CreateObjectWithParent(parent, GROUND_ITEM, form, subtype);
if (ent != NULL) {
ItemOnGroundEntity* this = (ItemOnGroundEntity*)ent;
ent->timer = 5;
this->unk_86 = flags;
}
return ent;
}
Entity* CreateWaterTrace(Entity* parent) {
Entity* ent;
ent = CreateFx(parent, FX_RIPPLE, 0);
if (ent != NULL) {
ent->spritePriority.b0 = 7;
}
return ent;
}
void CreateRandomWaterTrace(Entity* parent, int range) {
s32 sVar1, sVar2, sVar3;
Entity* ent;
u32 uVar3;
ent = CreateWaterTrace(parent);
if (ent != NULL) {
uVar3 = Random();
sVar1 = (int)uVar3 % (++range);
uVar3 >>= 8;
if ((uVar3 & 1) != 0) {
sVar1 = -sVar1;
}
ent->x.HALF.HI += sVar1;
uVar3 >>= 8;
sVar2 = (int)uVar3 % range;
uVar3 >>= 8;
if ((uVar3 & 1) != 0) {
sVar2 = -sVar2;
}
ent->y.HALF.HI += sVar2;
}
}
Entity* CreateLargeWaterTrace(Entity* parent) {
Entity* ent = CreateFx(parent, FX_RIPPLE_LARGE, 0);
if (ent != NULL) {
ent->spritePriority.b0 = 7;
}
return ent;
}
void sub_080A2AF4(Entity* parent, s32 param_2, s32 param_3) {
Entity* entity;
s32 radius;
s32 angle;
entity = CreateLargeWaterTrace(parent);
if (entity != NULL) {
angle = Random();
radius = (angle % (param_3 - param_2 + 1)) + param_2;
angle = angle >> 0x10 & 0xff;
entity->x.WORD += FixedDiv(FixedMul(gSineTable[angle], radius << 8), 0x100) << 8;
entity->y.WORD -= FixedDiv(FixedMul(gSineTable[angle + 0x40], radius << 8), 0x100) << 8;
}
}
void CreateSparkle(Entity* entity) {
Entity* sparkle;
u32 rand;
s32 y;
s32 x;
sparkle = CreateObject(SPECIAL_FX, FX_SPARKLE4, 0);
if (sparkle != NULL) {
rand = Random();
x = rand & 0xf;
if ((rand & 0x80) != 0) {
x = -x;
}
y = rand >> 8 & 0xf;
if (4 < y) {
y = -y;
}
PositionRelative(entity, sparkle, x << 0x10, y << 0x10);
SortEntityAbove(entity, sparkle);
sparkle->spriteOffsetX = entity->spriteOffsetX;
sparkle->spriteOffsetY = entity->spriteOffsetY;
}
}
void SyncPlayerToPlatform(Entity* this, bool32 param_2) {
s16 oldValue1, oldValue2;
s32 newValue1, newValue2, newValue3, newValue4;
s16 diff;
if ((this->direction & 0x80) != 0)
return;
switch (this->direction >> 3) {
case 0:
oldValue1 = this->y.HALF_U.HI;
LinearMoveUpdate(this);
newValue1 = this->y.HALF_U.HI;
diff = ((oldValue1 - newValue1));
if ((diff != 0) && (param_2 != 0)) {
sub_080044AE(&gPlayerEntity.base, diff << 8, 0);
}
break;
case 1:
oldValue2 = this->x.HALF_U.HI;
LinearMoveUpdate(this);
newValue2 = this->x.HALF_U.HI;
diff = (newValue2 - oldValue2);
if ((diff != 0) && (param_2 != 0)) {
sub_080044AE(&gPlayerEntity.base, diff << 8, 8);
}
break;
case 2:
oldValue2 = this->y.HALF_U.HI;
LinearMoveUpdate(this);
newValue3 = this->y.HALF_U.HI;
diff = (newValue3 - oldValue2);
if ((diff != 0) && (param_2 != 0)) {
sub_080044AE(&gPlayerEntity.base, diff << 8, 0x10);
}
break;
case 3:
oldValue1 = this->x.HALF_U.HI;
LinearMoveUpdate(this);
newValue4 = this->x.HALF_U.HI;
diff = ((oldValue1 - newValue4));
if ((diff != 0) && (param_2 != 0)) {
sub_080044AE(&gPlayerEntity.base, diff << 8, 0x18);
}
break;
}
}
void UpdateRailMovement(Entity* this, u16** param_2, u16* param_3) {
u16* ptr = *param_2;
if (ptr != NULL) {
if (*ptr == 0xfe) {
ptr = ptr + (u32)ptr[1] * -3;
}
if (*ptr == 0xff) {
this->direction = DIR_NONE;
this->speed = 0;
} else {
this->direction = (u8)*ptr;
this->speed = ptr[2];
}
*param_3 = ptr[1];
*param_2 = ptr + 3;
}
}
Entity* CreateSpeechBubbleExclamationMark(Entity* parent, s32 offsetX, s32 offsetY) {
return CreateSpeechBubble(parent, 0, offsetX, offsetY);
}
Entity* CreateSpeechBubbleQuestionMark(Entity* parent, s32 offsetX, s32 offsetY) {
return CreateSpeechBubble(parent, 1, offsetX, offsetY);
}
Entity* CreateSpeechBubbleSleep(Entity* parent, s32 offsetX, s32 offsetY) {
return CreateSpeechBubble(parent, 2, offsetX, offsetY);
}
static Entity* CreateSpeechBubble(Entity* parent, u32 type2, s32 xOffset, s32 yOffset) {
Entity* obj = CreateObject(THOUGHT_BUBBLE, 0, type2);
if (obj != NULL) {
CopyPosition(parent, obj);
SortEntityAbove(parent, obj);
obj->parent = parent;
obj->spriteOffsetX = xOffset;
obj->spriteOffsetY = yOffset;
SetEntityPriority(obj, parent->updatePriority);
}
return obj;
}
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