Decompile FrozenWaterElement

1 files changed, 177 insertions, 0 deletions

diff --git a/src/object/frozenWaterElement.c b/src/object/frozenWaterElement.c
new file mode 100644
index 00000000..f4c5964f
--- /dev/null
+++ b/src/object/frozenWaterElement.c
@@ -0,0 +1,177 @@
+/**
+ * @file frozenWaterElement.c
+ * @ingroup Objects
+ *
+ * @brief Frozen Water Element object
+ */
+
+#define NENT_DEPRECATED
+#include "global.h"
+#include "object.h"
+#include "functions.h"
+
+typedef struct {
+    /*0x00*/ Entity base;
+    /*0x68*/ u8 unk_68[0xc];
+    /*0x74*/ u16 unk_74;
+    /*0x76*/ u8 unk_76[0xa];
+    /*0x80*/ u16 unk_80;
+    /*0x82*/ u16 unk_82;
+} FrozenWaterElementEntity;
+
+void sub_0809C0A8(FrozenWaterElementEntity*);
+void sub_0809C23C(FrozenWaterElementEntity*);
+void sub_0809BECC(FrozenWaterElementEntity*);
+void sub_0809BF1C(FrozenWaterElementEntity*);
+void sub_0809BF74(FrozenWaterElementEntity*);
+
+void FrozenWaterElement(FrozenWaterElementEntity* this) {
+    static void (*const gUnk_08123DB4[])(FrozenWaterElementEntity*) = {
+        sub_0809BECC,
+        sub_0809BF1C,
+        sub_0809BF74,
+    };
+    gUnk_08123DB4[super->action](this);
+}
+
+void sub_0809BECC(FrozenWaterElementEntity* this) {
+    Entity* obj;
+    if (CheckFlags(0x9b)) {
+        DeleteThisEntity();
+    }
+    obj = CreateObject(OBJECT_91, 0, 0);
+    super->child = obj;
+    if (obj != NULL) {
+        super->action = 1;
+        super->updatePriority = 3;
+        super->frameIndex = 0;
+        super->spriteRendering.b0 = 3;
+        sub_0809C0A8(this);
+        sub_0805EC9C(super, 0xcc, 0xcc, 0);
+    }
+}
+
+void sub_0809BF1C(FrozenWaterElementEntity* this) {
+    sub_0805EC9C(super, 0xcc, 0xcc, 0);
+    if (CheckFlags(OUGONTEKI_G)) {
+        Entity* obj = CreateObject(OBJECT_90, 0, 0);
+        if (obj != NULL) {
+            gRoomControls.camera_target = obj;
+            (super->child)->child = obj;
+            PositionRelative(super, obj, 0, 0x40000);
+            super->action = 2;
+            this->unk_74 = 0x140;
+            EnqueueSFX(SFX_ICE_BLOCK_MELT);
+        }
+    }
+}
+
+void sub_0809BF74(FrozenWaterElementEntity* this) {
+    static const u8 gUnk_08123DC0[] = {
+        3, 7, 15, 31, 63, 63, 63, 63, 63, 63, 63, 0,
+    };
+    s32 rand;
+    u32 value;
+    Entity* effect;
+    s32 tmp;
+    s32 tmp2;
+
+    if (--this->unk_74 == 0) {
+        (super->child)->field_0xf = 1;
+        sub_0809C23C(this);
+        CheckFlags(0x9b);
+        DeleteThisEntity();
+    } else {
+        if ((this->unk_74 & 0x1f) == 0) {
+            EnqueueSFX(SFX_ICE_BLOCK_MELT);
+        }
+        if (this->unk_74 < 0x78) {
+            tmp2 = ((0x78 - this->unk_74) << 5);
+            tmp2 += 0xcc;
+            sub_0805EC9C(super, ((0x78 - this->unk_74) << 4) + 0xcc, tmp2, 0);
+            sub_0806FCF4(super, tmp2, 8, 0);
+            super->spriteOffsetY += 8;
+        }
+        value = gUnk_08123DC0[this->unk_74 >> 5];
+        effect = CreateObject(SPECIAL_FX, 0x11, 0x40);
+        if (effect != NULL) {
+            rand = Random();
+            tmp = (((rand >> 0x10) & value) - ((value + 1) >> 1));
+            tmp2 = (((value >> 1) & rand) - ((value + 1) >> 2));
+            effect->spritePriority.b0 = 3;
+            effect->x.HALF.HI = this->unk_80 + gRoomControls.origin_x + tmp;
+            effect->y.HALF.HI = this->unk_82 + gRoomControls.origin_y + tmp2;
+        }
+        effect = CreateObject(SPECIAL_FX, 2, 0x40);
+        if (effect != NULL) {
+            rand = Random();
+            tmp = (((rand >> 0x10) & value) - ((value + 1) >> 1));
+            tmp2 = ((value >> 1) & rand);
+            effect->spritePriority.b0 = 3;
+            effect->x.HALF.HI = this->unk_80 + gRoomControls.origin_x + tmp;
+            effect->y.HALF.HI = this->unk_82 + gRoomControls.origin_y + tmp2;
+        }
+    }
+}
+
+void sub_0809C0A8(FrozenWaterElementEntity* this) {
+    u32 position = COORD_TO_TILE(super);
+    SetTile(0x4022, position - 0x41, super->collisionLayer);
+    SetTile(0x4022, position - 0x40, super->collisionLayer);
+    SetTile(0x4022, position - 0x3f, super->collisionLayer);
+    SetTile(0x4022, position - 2, super->collisionLayer);
+    SetTile(0x4022, position - 1, super->collisionLayer);
+    SetTile(0x4022, position, super->collisionLayer);
+    SetTile(0x4022, position + 1, super->collisionLayer);
+    SetTile(0x4022, position + 2, super->collisionLayer);
+    SetTile(0x4022, position + 0x3e, super->collisionLayer);
+    SetTile(0x4022, position + 0x3f, super->collisionLayer);
+    SetTile(0x4022, position + 0x40, super->collisionLayer);
+    SetTile(0x4022, position + 0x41, super->collisionLayer);
+    SetTile(0x4022, position + 0x42, super->collisionLayer);
+    SetTile(0x4022, position + 0x7f, super->collisionLayer);
+    SetTile(0x4022, position + 0x80, super->collisionLayer);
+    SetTile(0x4022, position + 0x81, super->collisionLayer);
+    SetTile(0x4022, position + 0x13f, super->collisionLayer);
+    SetTile(0x4022, position + 0x140, super->collisionLayer);
+    SetTile(0x4022, position + 0x141, super->collisionLayer);
+    SetTile(0x4022, position + 0x17f, super->collisionLayer);
+    SetTile(0x4022, position + 0x181, super->collisionLayer);
+    SetTile(0x4022, position + 0x1bd, super->collisionLayer);
+    SetTile(0x4022, position + 0x1be, super->collisionLayer);
+    SetTile(0x4022, position + 0x1bf, super->collisionLayer);
+    SetTile(0x4022, position + 0x1c1, super->collisionLayer);
+    SetTile(0x4022, position + 0x1c2, super->collisionLayer);
+    SetTile(0x4022, position + 0x1c3, super->collisionLayer);
+}
+
+void sub_0809C23C(FrozenWaterElementEntity* this) {
+    u32 position = COORD_TO_TILE(super);
+    sub_0807BA8C(position - 0x41, super->collisionLayer);
+    sub_0807BA8C(position - 0x40, super->collisionLayer);
+    sub_0807BA8C(position - 0x3f, super->collisionLayer);
+    sub_0807BA8C(position - 2, super->collisionLayer);
+    sub_0807BA8C(position - 1, super->collisionLayer);
+    sub_0807BA8C(position, super->collisionLayer);
+    sub_0807BA8C(position + 1, super->collisionLayer);
+    sub_0807BA8C(position + 2, super->collisionLayer);
+    sub_0807BA8C(position + 0x3e, super->collisionLayer);
+    sub_0807BA8C(position + 0x3f, super->collisionLayer);
+    sub_0807BA8C(position + 0x40, super->collisionLayer);
+    sub_0807BA8C(position + 0x41, super->collisionLayer);
+    sub_0807BA8C(position + 0x42, super->collisionLayer);
+    sub_0807BA8C(position + 0x7f, super->collisionLayer);
+    sub_0807BA8C(position + 0x80, super->collisionLayer);
+    sub_0807BA8C(position + 0x81, super->collisionLayer);
+    sub_0807BA8C(position + 0x13f, super->collisionLayer);
+    sub_0807BA8C(position + 0x140, super->collisionLayer);
+    sub_0807BA8C(position + 0x141, super->collisionLayer);
+    sub_0807BA8C(position + 0x17f, super->collisionLayer);
+    sub_0807BA8C(position + 0x181, super->collisionLayer);
+    sub_0807BA8C(position + 0x1bd, super->collisionLayer);
+    sub_0807BA8C(position + 0x1be, super->collisionLayer);
+    sub_0807BA8C(position + 0x1bf, super->collisionLayer);
+    sub_0807BA8C(position + 0x1c1, super->collisionLayer);
+    sub_0807BA8C(position + 0x1c2, super->collisionLayer);
+    sub_0807BA8C(position + 0x1c3, super->collisionLayer);
+}