Decompile LavaPlatform

1 files changed, 307 insertions, 0 deletions

diff --git a/src/object/lavaPlatform.c b/src/object/lavaPlatform.c
new file mode 100644
index 00000000..9fc23de9
--- /dev/null
+++ b/src/object/lavaPlatform.c
@@ -0,0 +1,307 @@
+/**
+ * @file lavaPlatform.c
+ * @ingroup Objects
+ *
+ * @brief Lava Platform object
+ */
+
+#define NENT_DEPRECATED
+#include "global.h"
+#include "object.h"
+#include "functions.h"
+
+typedef struct {
+    /*0x00*/ Entity base;
+    /*0x68*/ u8 unk_68[8];
+    /*0x70*/ u16 timer;
+    /*0x72*/ u16 wobbleTime; /**< Time the player can stand on the platform. */
+    /*0x74*/ u16 respawnTime; /**< Time until the platform respawns after it has sunk. */
+    /*0x76*/ u16 unk_76;
+    /*0x78*/ Entity* unk_78; // Typed same as second argument of sub_080A2CC0
+} LavaPlatformEntity;
+
+typedef struct {
+    /*0x00*/ Entity* unk_78; // Typed same as second argument of sub_080A2CC0
+    /*0x04*/ s16 x;
+    /*0x06*/ s16 y;
+    /*0x08*/ u8 collisionLayer;
+    /*0x09*/ u8 type2;
+    /*0x0a*/ u16 wobbleTime;
+    /*0x0c*/ u16 respawnTime;
+    /*0x0e*/ u8 unk_e[2];
+} LavaPlatformEntry;
+
+extern void sub_080A2CC0(Entity*, Entity**, u16*);
+extern Hitbox gUnk_080FD280;
+
+void sub_08092278(LavaPlatformEntity*);
+void sub_08092344(LavaPlatformEntity*);
+void LavaPlatform_SpawnPlatforms(LavaPlatformEntity*);
+void sub_080926E4(LavaPlatformEntity*);
+void sub_0809264C(LavaPlatformEntity*);
+void sub_08092620(LavaPlatformEntity*);
+bool32 LavaPlatform_IsPlayerOnPlatform(LavaPlatformEntity*);
+void LavaPlatform_Type0Init(LavaPlatformEntity*);
+void LavaPlatform_Type0Action1(LavaPlatformEntity*);
+void LavaPlatform_Type0Action2(LavaPlatformEntity*);
+void LavaPlatform_Type1Init(LavaPlatformEntity*);
+void LavaPlatform_Type1Action1(LavaPlatformEntity*);
+void LavaPlatform_Type1Action2(LavaPlatformEntity*);
+void LavaPlatform_Type1Action3(LavaPlatformEntity*);
+void LavaPlatform_Type1Action4(LavaPlatformEntity*);
+void LavaPlatform_Type1Action5(LavaPlatformEntity*);
+void LavaPlatform_Type1Action6(LavaPlatformEntity*);
+void LavaPlatform_Type1Action7(LavaPlatformEntity*);
+
+void LavaPlatform(LavaPlatformEntity* this) {
+    if (super->type == 0) {
+        sub_08092278(this);
+    } else {
+        sub_08092344(this);
+    }
+}
+
+void sub_08092278(LavaPlatformEntity* this) {
+    static void (*const LavaPlatform_Type0Actions[])(LavaPlatformEntity*) = {
+        LavaPlatform_Type0Init,
+        LavaPlatform_Type0Action1,
+        LavaPlatform_Type0Action2,
+    };
+    LavaPlatform_Type0Actions[super->action](this);
+}
+
+void LavaPlatform_Type0Init(LavaPlatformEntity* this) {
+    super->action = 1;
+    LavaPlatform_SpawnPlatforms(this);
+}
+
+void LavaPlatform_Type0Action1(LavaPlatformEntity* this) {
+    if (*(u8*)&this->timer != 0) {
+        // Use this entity to show the platform flipping animation.
+        super->action = 2;
+        super->zVelocity = 0x2c000;
+        super->spriteSettings.draw = 1;
+        UpdateSpriteForCollisionLayer(super);
+        InitAnimationForceUpdate(super, (super->child)->animationState);
+        EnqueueSFX(SFX_LAVA_TILE_FLIP);
+        InitializeAnimation(super->child, 3);
+    }
+}
+
+void LavaPlatform_Type0Action2(LavaPlatformEntity* this) {
+    if (GravityUpdate(super, 0x2400) == 0) {
+        // Finished flipping platform.
+        super->action = 1;
+        super->spriteSettings.draw = 0;
+        *(u8*)&this->timer = 0;
+        (super->child)->spriteOffsetY = 0;
+        InitializeAnimation(super->child, super->child->animationState);
+        CreateFx(super, FX_LAVA_SPLASH_HUGE, 0);
+    } else if ((super->zVelocity < 0x18000) && ((super->frame & 0x80) == 0)) {
+        UpdateAnimationSingleFrame(super);
+    }
+}
+
+void sub_08092344(LavaPlatformEntity* this) {
+    static void (*const LavaPlatform_Type1Actions[])(LavaPlatformEntity*) = {
+        LavaPlatform_Type1Init,    LavaPlatform_Type1Action1, LavaPlatform_Type1Action2, LavaPlatform_Type1Action3,
+        LavaPlatform_Type1Action4, LavaPlatform_Type1Action5, LavaPlatform_Type1Action6, LavaPlatform_Type1Action7,
+    };
+    super->field_0xf = 0;
+    LavaPlatform_Type1Actions[super->action](this);
+    sub_080926E4(this);
+}
+
+void LavaPlatform_Type1Init(LavaPlatformEntity* this) {
+    super->animationState = super->type2;
+    super->spritePriority.b0 = 7;
+    super->hurtType = 0x48;
+    super->field_0x3c = 7;
+    super->flags2 = 0x81;
+    super->hitbox = (Hitbox*)&gUnk_080FD280;
+    sub_0809264C(this);
+}
+
+void LavaPlatform_Type1Action1(LavaPlatformEntity* this) {
+    if (super->animIndex != 3) {
+        if (super->subAction == 0) {
+            super->subAction = 1;
+            super->animationState ^= 1;
+            InitializeAnimation(super, (u32)super->animationState);
+        }
+        if (--super->spriteOffsetY * 0x1000000 >> 0x18 == -3) {
+            sub_0809264C(this);
+        }
+    }
+}
+
+void LavaPlatform_Type1Action2(LavaPlatformEntity* this) {
+    if (super->bitfield == 0x9d) {
+        sub_08092620(this);
+    } else {
+        if (LavaPlatform_IsPlayerOnPlatform(this)) {
+            super->action = 3;
+            super->flags &= ~ENT_COLLIDE;
+            super->actionDelay = 0x14;
+            gPlayerState.field_0x3f = 0xfd;
+        }
+    }
+}
+
+/** Player is standing on the platform. */
+void LavaPlatform_Type1Action3(LavaPlatformEntity* this) {
+    if (LavaPlatform_IsPlayerOnPlatform(this)) {
+        gPlayerState.field_0x3f = 0xfd;
+    }
+    if (--super->actionDelay == 0) {
+        super->action = 4;
+        this->timer = this->wobbleTime;
+        super->spriteOffsetY = 0;
+        InitializeAnimation(super, 2);
+        EnqueueSFX(SFX_LAVA_TILE_STEP);
+    }
+}
+
+/** Platform begins to wobble */
+void LavaPlatform_Type1Action4(LavaPlatformEntity* this) {
+    u32 tmp;
+    LavaPlatform_IsPlayerOnPlatform(this);
+    if (this->timer != 0) {
+        this->timer--;
+    }
+    if (this->timer < 0x8d) {
+        GetNextFrame(super);
+        tmp = super->frame & 0x80;
+        if (tmp) {
+            // Platform sank
+            super->action = 5;
+            this->timer = this->respawnTime;
+            super->spriteSettings.draw = 0;
+        } else {
+            if ((super->frame & 1) != 0) {
+                super->frame = tmp;
+                EnqueueSFX(SFX_LAVA_TILE_WOBBLE);
+            } else {
+                if ((super->frame & 2) != 0) {
+                    super->frame = super->frame & 1;
+                    EnqueueSFX(SFX_LAVA_TILE_SINK);
+                }
+            }
+        }
+    }
+}
+
+void LavaPlatform_Type1Action5(LavaPlatformEntity* this) {
+    if (--this->timer == 0) {
+        super->action = 6;
+        super->animationState = super->type2;
+        super->spriteSettings.draw = 1;
+        super->spriteOffsetY = 0;
+        InitializeAnimation(super, super->animationState + 4);
+        if (super->animationState == 0) {
+            LavaPlatform_IsPlayerOnPlatform(this);
+        }
+    }
+}
+
+void LavaPlatform_Type1Action6(LavaPlatformEntity* this) {
+    bool32 tmp;
+
+    if (super->animationState == 0) {
+        tmp = LavaPlatform_IsPlayerOnPlatform(this);
+    } else {
+        tmp = FALSE;
+    }
+    GetNextFrame(super);
+    if ((super->frame & 1) != 0) {
+        super->frame = 0;
+        super->flags |= ENT_COLLIDE;
+        super->hitType = 0xac;
+    } else {
+        if ((super->frame & 0x80) != 0) {
+            sub_0809264C(this);
+            if (tmp) {
+                gPlayerState.field_0x3f = 0xfd;
+            }
+        }
+    }
+}
+
+void LavaPlatform_Type1Action7(LavaPlatformEntity* this) {
+    if (super->bitfield == 0x9d) {
+        sub_08092620(this);
+    }
+}
+
+void LavaPlatform_SpawnPlatforms(LavaPlatformEntity* this) {
+    LavaPlatformEntry* entry = (LavaPlatformEntry*)GetCurrentRoomProperty(super->type2);
+    while (entry->type2 != 0xff) {
+        LavaPlatformEntity* platform = (LavaPlatformEntity*)CreateObject(LAVA_PLATFORM, 1, entry->type2);
+        if (platform != NULL) {
+            (platform->base).direction = 0xff;
+            (platform->base).speed = 0;
+            (platform->base).parent = super;
+            (platform->base).x.HALF.HI = entry->x + gRoomControls.origin_x;
+            (platform->base).y.HALF.HI = entry->y + gRoomControls.origin_y;
+            (platform->base).collisionLayer = entry->collisionLayer;
+            platform->wobbleTime = entry->wobbleTime;
+            platform->respawnTime = entry->respawnTime;
+            platform->unk_78 = entry->unk_78;
+            UpdateSpriteForCollisionLayer((Entity*)platform);
+            sub_080A2CC0(&platform->base, &platform->unk_78, &platform->unk_76);
+        }
+        entry++;
+    }
+}
+
+void sub_08092620(LavaPlatformEntity* this) {
+    LavaPlatformEntity* parent = (LavaPlatformEntity*)super->parent;
+    u32 one;
+    if (*(u8*)&parent->timer == 0) {
+        one = 1;
+        *(u8*)&parent->timer = one;
+        (parent->base).child = super;
+        CopyPosition(super, &parent->base);
+        super->action = one;
+        super->subAction = 0;
+        super->hitType = 0xac;
+    }
+}
+
+void sub_0809264C(LavaPlatformEntity* this) {
+    if ((super->animationState & 1) != 0) {
+        super->action = 7;
+        super->hitType = 0xac;
+    } else {
+        super->action = 2;
+        super->hitType = 1;
+    }
+    super->flags |= ENT_COLLIDE;
+    super->spriteSettings.draw = 1;
+    super->spriteOffsetY = -3;
+    InitializeAnimation(super, super->animationState);
+}
+
+bool32 LavaPlatform_IsPlayerOnPlatform(LavaPlatformEntity* this) {
+    if ((gPlayerState.flags & PL_MINISH) == 0 && EntityInRectRadius(super, &gPlayerEntity, 0x10, 0x10) &&
+        sub_08079F8C()) {
+        gPlayerState.field_0x14 = 1;
+        if (gPlayerEntity.z.HALF.HI == 0) {
+            super->field_0xf = 1;
+            return TRUE;
+        }
+    }
+
+    return FALSE;
+}
+
+void sub_080926E4(LavaPlatformEntity* this) {
+    sub_080A2BE4(super, super->field_0xf);
+    if (super->action == 1) {
+        (super->parent)->x.HALF.HI = super->x.HALF.HI;
+        (super->parent)->y.HALF.HI = super->y.HALF.HI;
+    }
+    if (--this->unk_76 == 0) {
+        sub_080A2CC0(super, &this->unk_78, &this->unk_76);
+    }
+}