From 10691fce62cfad637f3b0b34ed55ceef13bef33a Mon Sep 17 00:00:00 2001
From: Macrepeh <63179588+Macrepeh@users.noreply.github.com>
Date: Thu, 25 Feb 2021 14:16:27 -0500
Subject: [PATCH] Gibdo.c

---
 src/enemy/gibdo.c | 434 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 434 insertions(+)
 create mode 100644 src/enemy/gibdo.c

diff --git a/src/enemy/gibdo.c b/src/enemy/gibdo.c
new file mode 100644
index 00000000..3984f1f4
--- /dev/null
+++ b/src/enemy/gibdo.c
@@ -0,0 +1,434 @@
+#include "global.h"
+#include "entity.h"
+#include "sprite.h"
+#include "functions.h"
+#include "enemy.h"
+// Gibudo
+void sub_08037794();
+void sub_08037B10();
+void sub_0803797C();
+void sub_080379BC();
+void sub_08037C0C();
+u32 sub_08037810();
+void sub_080377B0();
+u32 sub_080378B0();
+u32 sub_08037914();
+u32 sub_080379EC();
+void sub_08037A58();
+void sub_08037ACC();
+void sub_08037B48();
+void sub_08037A14();
+
+extern void sub_0804A4E4(Entity*, Entity*);
+extern Entity* sub_08049DF4(u32);
+u32 sub_0804A044(Entity*, Entity*, u32);
+extern void sub_0800449C(Entity*, u32);
+
+extern void (*const gGibdo[6])(Entity*);
+extern void (*const gUnk_080CF2AC[9])(Entity*);
+extern Entity* gUnk_020000B0;
+
+void Gibdo(Entity* this) {
+    EnemyFunctionHandler(this, gGibdo);
+    SetChildOffset(this, 0, 1, -0x15);
+}
+
+void Gibdo_OnTick(Entity* this) {
+    gUnk_080CF2AC[this->action](this);
+}
+// Non-matching
+NONMATCH("asm/non_matching/gibdo/sub_080374A4.inc", void sub_080374A4(Entity* this)) {
+    u8 x;
+    u32 x2;
+    if (this->bitfield == 0x87) {
+        if (this->action == 0x6) {
+            sub_08037ACC(this);
+        }
+        this->action = 0x8;
+        this->actionDelay = 0x3c;
+        this->flags &= 0x7F;
+        sub_08037B48(this);
+    } else {
+        if (this->action != 0x6) {
+            if (this->damageType == 0x27) {
+                if (this->bitfield == 0x80) {
+                    sub_08037A14(this);
+                }
+            } else {
+                if ((u8)(this->action - 1) < 2) {
+                    this->action = 1;
+                    x = ((this->field_0x3e ^ 0x10) + 4) & 0x18;
+                    this->direction = x;
+                    this->animationState = x >> 3;
+                    InitAnimationForceUpdate(this, this->animationState);
+                    if (sub_08037810(this) != 0) {
+                        this->actionDelay = 4;
+                    }
+                }
+            }
+        } else {
+            sub_08037A58(this);
+        }
+    }
+    if (this->field_0x43 != 0) {
+        sub_0804A9FC(this, 0x1c);
+    }
+    sub_0804AA30(this, gGibdo);
+}
+END_NONMATCH
+
+void nullsub_162() {
+}
+
+void sub_08037558(Entity* this) {
+    u32 r;
+    sub_0804A720(this);
+    r = Random();
+    this->animationState = r & 0x3;
+    this->field_0x76.HALF.LO = 0;
+    this->field_0x76.HALF.HI = 0;
+    sub_08037794(this);
+}
+
+void sub_08037580(Entity* this) {
+    if (sub_08037810(this) == 0) {
+        this->field_0x74.HWORD--;
+        if (this->field_0x74.HWORD == 0) {
+            sub_080377B0(this);
+        }
+    }
+}
+void sub_080375A4(Entity* this) {
+    if (sub_080378B0(this) == 0) {
+        if (sub_08037810(this) == 0) {
+            this->field_0x74.HWORD--;
+            if (this->field_0x74.HWORD == 0) {
+                sub_08037794(this);
+            } else {
+                UpdateAnimationSingleFrame(this);
+                if (ProcessMovement(this) == 0) {
+                    this->field_0xf--;
+                    if (this->field_0xf == 0) {
+                        sub_080379BC(this);
+                    }
+                }
+            }
+        }
+    }
+}
+
+void sub_080375F8(Entity* this) {
+    if (sub_080378B0(this) == 0) {
+        this->actionDelay--;
+        if (this->actionDelay == 0) {
+            this->action = 4;
+            this->actionDelay = 0x18;
+            InitAnimationForceUpdate(this, this->animationState + 4);
+        }
+    }
+}
+
+void sub_08037624(Entity* this) {
+    if (sub_080378B0(this) == 0) {
+        if (sub_08037914(this) == 0) {
+            this->field_0x74.HWORD--;
+            if (this->field_0x74.HWORD == 0) {
+                sub_08037794(this);
+            } else {
+                UpdateAnimationSingleFrame(this);
+                UpdateAnimationSingleFrame(this);
+                if (ProcessMovement(this) == 0) {
+                    this->field_0xf--;
+                    if (this->field_0xf == 0) {
+                        sub_080379BC(this);
+                    }
+                } else {
+                    this->actionDelay--;
+                    if (this->actionDelay == 0) {
+                        sub_0803797C(this);
+                    }
+                }
+            }
+        }
+    }
+}
+
+void sub_08037690(Entity* this) {
+    UpdateAnimationSingleFrame(this);
+    if ((this->frames.all & 0x80) != 0) {
+        this->field_0x76.HALF.HI = 0x14;
+        sub_08037794(this);
+    } else {
+        if ((this->frames.all & 1) != 0) {
+            this->damageType = 0x27;
+            ProcessMovement(this);
+        }
+    }
+}
+// Non-matching
+NONMATCH("asm/non_matching/gibdo/sub_080376D0.inc", void sub_080376D0(Entity* this)) {
+    u8* x;
+    if (sub_080379EC(this) == 0) {
+        ResetPlayer();
+        gPlayerState.field_0x1a[0] = gPlayerState.field_0x1a[0] | 0x80;
+        gPlayerState.field_0xa = gPlayerState.field_0xa | 0x80;
+        CopyPositionAndSpriteOffset(&gPlayerEntity, this);
+        UpdateAnimationSingleFrame(this);
+        x = &this->frames.all;
+        if ((*x & 0x1) != 0) {
+            this->field_0x7c.BYTES.byte0--;
+            if (this->field_0x7c.BYTES.byte0 == 0) {
+                sub_08037A58(this);
+            }
+        } else {
+            *x = *x ^ 1;
+            sub_08037B10(this);
+        }
+    }
+}
+END_NONMATCH
+
+void sub_0803773C(Entity* this) {
+    UpdateAnimationSingleFrame(this);
+    if ((this->frames.all & 0x80) != 0) {
+        sub_08037794(this);
+    }
+}
+// Turn into Stalfos
+void sub_0803775C(Entity* this) {
+    Entity* x;
+    this->actionDelay--;
+    if (this->actionDelay == 0) {
+        x = CreateEnemy(0x42, 0);
+        if (x != 0) {
+            sub_0804A4E4(this, x);
+            sub_08037C0C(this, x);
+        }
+        DeleteEntity(this);
+    }
+}
+
+void sub_08037794(Entity* this) {
+    this->action = 1;
+    this->field_0x74.HWORD = 0x1e;
+    this->damageType = 0x26;
+    InitAnimationForceUpdate(this, this->animationState);
+}
+
+void sub_080377B0(Entity* this) {
+    u32 r1;
+    u32 r2;
+    this->action = 2;
+    this->field_0xf = 8;
+    r1 = Random();
+    this->field_0x74.HWORD = (r1 & 0x38) + 0x78;
+    this->nonPlanarMovement = 0x40;
+    r2 = Random();
+    if ((sub_08049FA0(this) == 0) && ((r2 & 3) != 0)) {
+        this->direction = (sub_08049EE4(this) + 4) & 0x18;
+    } else {
+        this->direction = r2 & 0x18;
+    }
+    this->animationState = this->direction / 8;
+    InitAnimationForceUpdate(this, this->animationState + 4);
+}
+// Nonmatching
+NONMATCH("asm/non_matching/gibdo/sub_08037810.inc", u32 sub_08037810(Entity* this)) {
+    u32 x;
+    u32 y;
+    if (this->field_0x76.HALF.LO == 0) {
+        if (sub_08049FDC(this, 1) != 0) {
+            if (sub_0806FCB8(this, gUnk_020000B0->x.HALF.HI, gUnk_020000B0->y.HALF.HI, 0x40) != 0) {
+                x = GetFacingDirection(this, gUnk_020000B0);
+                if (((x - this->direction + 6) & 0x1f) <= 0xc) {
+                    this->action = 3;
+                    this->actionDelay = 0x18;
+                    this->field_0xf = 0x8;
+                    this->nonPlanarMovement = 0xc0;
+                    y = (GetFacingDirection(this, gUnk_020000B0) + 4) & 0x18;
+                    this->direction = y;
+                    this->animationState = y / 8;
+                    this->field_0x74.HWORD = 300;
+                    this->field_0x78.HWORD = gUnk_020000B0->x.HALF.HI;
+                    this->field_0x7a.HWORD = gUnk_020000B0->y.HALF.HI;
+                    InitAnimationForceUpdate(this, this->animationState);
+                    return 1;
+                }
+            }
+        }
+    } else {
+        this->field_0x76.HALF.LO--;
+    }
+    return 0;
+}
+END_NONMATCH
+
+u32 sub_080378B0(Entity* this) {
+    if (this->field_0x76.HALF.HI == 0) {
+        if (sub_08049DF4(1) != 0) {
+            if (sub_0804A044(this, gUnk_020000B0, 0xa) == this->direction)
+                if (sub_0806FCB8(this, gUnk_020000B0->x.HALF.HI, gUnk_020000B0->y.HALF.HI, 0x18) != 0) {
+                    this->action = 5;
+                    this->nonPlanarMovement = 0x100;
+                    InitAnimationForceUpdate(this, this->animationState + 8);
+                    return 1;
+                }
+        }
+    } else {
+        this->field_0x76.HALF.HI--;
+    }
+    return 0;
+}
+
+u32 sub_08037914(Entity* this) {
+    if (sub_08049FDC(this, 1) != 0) {
+        if (sub_0806FCB8(gUnk_020000B0, this->field_0x78.HWORD, this->field_0x7a.HWORD, 0x28) == 0) {
+            this->field_0x78.HWORD = gUnk_020000B0->x.HALF_U.HI;
+            this->field_0x7a.HWORD = gUnk_020000B0->y.HALF_U.HI;
+            sub_0803797C(this);
+            return 0;
+        }
+        if (sub_0806FCB8(this, this->field_0x78.HWORD, this->field_0x7a.HWORD, 0x8) == 0) {
+            return 0;
+        }
+        this->field_0x76.HALF.LO = 0x3c;
+    }
+    sub_08037794(this);
+    return 1;
+}
+NONMATCH("asm/non_matching/gibdo/sub_0803797C.inc", void sub_0803797C(Entity* this)) {
+    u32 z;
+    u32 m;
+    this->actionDelay = 0x18;
+    this->field_0xf = 0x8;
+    z = sub_080045D4(this->x.HALF.HI, this->y.HALF.HI, this->field_0x78.HWORD, this->field_0x7a.HWORD);
+    m = (z + 4) & 0x18;
+    this->direction = m;
+    m = m / 8;
+    if (m != this->animationState) {
+        this->animationState = m;
+        InitAnimationForceUpdate(this, m + 4);
+    }
+}
+END_NONMATCH
+
+void sub_080379BC(Entity* this) {
+    u32 r;
+    this->actionDelay = 0x18;
+    this->field_0xf = 0x8;
+    r = Random();
+    this->animationState = ((this->animationState + (r & 2)) - 1) & 3;
+    ;
+    this->direction = this->animationState << 3;
+    InitAnimationForceUpdate(this, this->animationState + 4);
+}
+
+u32 sub_080379EC(Entity* this) {
+    if (sub_0807953C() != 0) {
+        this->actionDelay--;
+        if (this->actionDelay == 0) {
+            sub_08037A58(this);
+            return 1;
+        }
+    }
+    return 0;
+}
+
+void sub_08037A14(Entity* this) {
+    u32 x;
+    this->action = 6;
+    this->actionDelay = 0x18;
+    this->spritePriority.b0 = (this->spritePriority.b0 & (this->actionDelay - 0x20));
+    x = 3;
+    this->spritePriority.b0 |= x;
+    this->flags2 &= 0xfe;
+    this->field_0x7c.BYTES.byte0 = 5;
+    CopyPosition(this, this->field_0x4c);
+    InitAnimationForceUpdate(this, this->animationState + 0xc);
+}
+// Not match
+// Take Damage maybe?
+NONMATCH("asm/non_matching/gibdo/sub_08037A58.inc", void sub_08037A58(Entity* this)) {
+    sub_08037ACC(this);
+    this->action = 7;
+    this->spritePriority.b0 = (this->spritePriority.b0 & 0xf8) | 4;
+    if (this->hurtBlinkTime == 0) {
+        this->hurtBlinkTime = 0xec;
+    }
+    this->damageType = 0x26;
+    this->flags2 |= 1;
+    this->hurtBlinkTime = 0xf4;
+    this->field_0x3e = (this->animationState << 3) ^ 0x10;
+    this->field_0x42 = 8;
+    this->field_0x46 = 0x180;
+    this->field_0x76.HALF.LO = 0x3c;
+    InitAnimationForceUpdate(this, this->animationState + 0x10);
+}
+END_NONMATCH
+
+void sub_08037ACC(Entity* this) {
+    gPlayerState.flags.all &= 0xFFFFFEFF;
+    gPlayerEntity.flags |= 0x80;
+    gPlayerEntity.hurtBlinkTime = 0x1e;
+    gPlayerEntity.field_0x3e = this->animationState << 3;
+    gPlayerEntity.field_0x42 = 4;
+    gPlayerEntity.field_0x46 = 0x180;
+}
+// Damage player maybe?
+void sub_08037B10(Entity* this) {
+    u32 h;
+    gPlayerEntity.hurtBlinkTime = 0xc;
+    h = ModHealth(-8);
+    sub_0800449C(&gPlayerEntity, 0x7a);
+    if (h == 0) {
+        sub_08037A58(this);
+        this->field_0x76.HALF.LO = 0xf0;
+    }
+}
+NONMATCH("asm/non_matching/gibdo/sub_08037B48.inc", void sub_08037B48(Entity* this)) {
+    Entity* E;
+    E = CreateObject(0x2a, 3, 0);
+    if (E != 0) {
+        E->entityType.parameter = this->actionDelay;
+        E->spritePriority.b0 = (E->spritePriority.b0 & 0xf8) | 3;
+        E->spriteOffsetX = 0;
+        E->spriteOffsetY = 0xfc;
+        E->parent = this;
+    }
+    *(Entity**)&this->field_0x80.HWORD = E;
+    E = CreateObject(0x2a, 3, 0);
+    if (E != 0) {
+        E->entityType.parameter = this->actionDelay;
+        E->spritePriority.b0 = (E->spritePriority.b0 & 0xf8) | 3;
+        E->spriteOffsetX = 0xfd;
+        E->spriteOffsetY = 0xf8;
+        E->parent = this;
+    }
+    *(Entity**)&this->cutsceneBeh.HWORD = E;
+    E = CreateObject(0x2a, 3, 0);
+    if (E != 0) {
+        E->entityType.parameter = this->actionDelay;
+        E->spritePriority.b0 = (E->spritePriority.b0 & 0xf8) | 3;
+        E->spriteOffsetX = 0x5;
+        E->spriteOffsetY = 0xf5;
+        E->parent = this;
+    }
+    this->attachedEntity = E;
+}
+END_NONMATCH
+
+NONMATCH("asm/non_matching/gibdo/sub_08037C0C.inc", void sub_08037C0C(Entity* this, Entity* that)) {
+    if (this->field_0x80.HWORD != 0) {
+        this->actionDelay = 0xf;
+        this->parent = that;
+    }
+    if (this->cutsceneBeh.HWORD != 0) {
+        this->actionDelay = 0xf;
+        this->parent = that;
+    }
+    if (this->attachedEntity != 0) {
+        this->actionDelay = 0xf;
+        this->parent = that;
+    }
+}
+END_NONMATCH