From aa6841a33b0ec0fe185c4cea0a4f2463868b89ca Mon Sep 17 00:00:00 2001
From: Alejandro Asenjo <96613413+sonicdcer@users.noreply.github.com>
Date: Wed, 14 Sep 2022 13:21:02 -0300
Subject: [PATCH] ovl_Oceff_Wipe2 OK (#1006)

* ovl_Oceff_Wipe2 Decompiled

* pr review

* renamings

* renamings
---
 assets/xml/overlays/ovl_Oceff_Wipe2.xml       | 11 +++
 spec                                          |  4 +-
 .../actors/ovl_Oceff_Wipe2/z_oceff_wipe2.c    | 82 +++++++++++++++++--
 .../actors/ovl_Oceff_Wipe2/z_oceff_wipe2.h    |  2 +-
 4 files changed, 89 insertions(+), 10 deletions(-)
 create mode 100644 assets/xml/overlays/ovl_Oceff_Wipe2.xml

diff --git a/assets/xml/overlays/ovl_Oceff_Wipe2.xml b/assets/xml/overlays/ovl_Oceff_Wipe2.xml
new file mode 100644
index 0000000000..c43ced3c03
--- /dev/null
+++ b/assets/xml/overlays/ovl_Oceff_Wipe2.xml
@@ -0,0 +1,11 @@
+<Root>
+    <File Name="ovl_Oceff_Wipe2" BaseAddress="0x80986270" RangeStart="0x420" RangeEnd="0x1688">
+        <Texture Name="sEponaSongEffect1Tex" OutName="eponas_song_effect_1" Format="i4" Width="64" Height="64" Offset="0x420"/>
+        <Texture Name="sEponaSongEffect2Tex" OutName="eponas_song_effect_2" Format="i4" Width="64" Height="64" Offset="0xC20"/>
+        <Array Name="sEponaSongFrustumVtx" Count="22" Offset="0x1420">
+            <Vtx/>
+        </Array>
+        <DList Name="sEponaSongFrustumMaterialDL" Offset="0x1580"/>
+        <DList Name="sEponaSongFrustumModelDL" Offset="0x1628"/>
+    </File>
+</Root>
diff --git a/spec b/spec
index 95d8074c97..cc7babd858 100644
--- a/spec
+++ b/spec
@@ -1977,9 +1977,7 @@ beginseg
     name "ovl_Oceff_Wipe2"
     compress
     include "build/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.o"
-    include "build/data/ovl_Oceff_Wipe2/ovl_Oceff_Wipe2.data.o"
-    include "build/data/ovl_Oceff_Wipe2/ovl_Oceff_Wipe2.bss.o"
-    include "build/data/ovl_Oceff_Wipe2/ovl_Oceff_Wipe2.reloc.o"
+    include "build/src/overlays/actors/ovl_Oceff_Wipe2/ovl_Oceff_Wipe2_reloc.o"
 endseg
 
 beginseg
diff --git a/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.c b/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.c
index ca7ff8de2e..a26636e150 100644
--- a/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.c
+++ b/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.c
@@ -15,7 +15,6 @@ void OceffWipe2_Destroy(Actor* thisx, PlayState* play);
 void OceffWipe2_Update(Actor* thisx, PlayState* play);
 void OceffWipe2_Draw(Actor* thisx, PlayState* play);
 
-#if 0
 const ActorInit Oceff_Wipe2_InitVars = {
     ACTOR_OCEFF_WIPE2,
     ACTORCAT_ITEMACTION,
@@ -28,12 +27,83 @@ const ActorInit Oceff_Wipe2_InitVars = {
     (ActorFunc)OceffWipe2_Draw,
 };
 
-#endif
+#include "assets/overlays/ovl_Oceff_Wipe2/ovl_Oceff_Wipe2.c"
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Oceff_Wipe2/OceffWipe2_Init.s")
+s32 D_809879D0;
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Oceff_Wipe2/OceffWipe2_Destroy.s")
+void OceffWipe2_Init(Actor* thisx, PlayState* play) {
+    OceffWipe2* this = THIS;
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Oceff_Wipe2/OceffWipe2_Update.s")
+    Actor_SetScale(&this->actor, 0.1f);
+    this->timer = 0;
+    this->actor.world.pos = GET_ACTIVE_CAM(play)->eye;
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Oceff_Wipe2/OceffWipe2_Draw.s")
+void OceffWipe2_Destroy(Actor* thisx, PlayState* play) {
+    OceffWipe2* this = THIS;
+
+    func_80115D5C(&play->state);
+    play->msgCtx.unk120B0 = 0;
+}
+
+void OceffWipe2_Update(Actor* thisx, PlayState* play) {
+    OceffWipe2* this = THIS;
+
+    this->actor.world.pos = GET_ACTIVE_CAM(play)->eye;
+    if (this->timer < 100) {
+        this->timer++;
+    } else {
+        Actor_MarkForDeath(&this->actor);
+    }
+}
+
+void OceffWipe2_Draw(Actor* thisx, PlayState* play) {
+    u32 scroll = play->state.frames & 0xFF;
+    OceffWipe2* this = THIS;
+    f32 z;
+    u8 alpha;
+    s32 pad[2];
+    Vec3f eye = GET_ACTIVE_CAM(play)->eye;
+    Vtx* vtxPtr;
+    Vec3f quakeOffset;
+
+    Camera_GetQuakeOffset(&quakeOffset, GET_ACTIVE_CAM(play));
+
+    vtxPtr = sEponaSongFrustumVtx;
+
+    if (this->timer < 32) {
+        z = Math_SinS(this->timer << 9) * 1220.0f;
+    } else {
+        z = 1220.0f;
+    }
+
+    if (this->timer >= 80) {
+        alpha = 12 * (100 - this->timer);
+    } else {
+        alpha = 255;
+    }
+
+    vtxPtr[1].v.cn[3] = vtxPtr[3].v.cn[3] = vtxPtr[5].v.cn[3] = vtxPtr[7].v.cn[3] = vtxPtr[9].v.cn[3] =
+        vtxPtr[11].v.cn[3] = vtxPtr[13].v.cn[3] = vtxPtr[15].v.cn[3] = vtxPtr[16].v.cn[3] = vtxPtr[18].v.cn[3] =
+            vtxPtr[20].v.cn[3] = alpha;
+
+    OPEN_DISPS(play->state.gfxCtx);
+
+    func_8012C2DC(play->state.gfxCtx);
+
+    Matrix_Translate(eye.x + quakeOffset.x, eye.y + quakeOffset.y, eye.z + quakeOffset.z, MTXMODE_NEW);
+    Matrix_Scale(0.1f, 0.1f, 0.1f, MTXMODE_APPLY);
+    Matrix_ReplaceRotation(&play->billboardMtxF);
+    Matrix_RotateXS(0x708, MTXMODE_APPLY);
+    Matrix_Translate(0.0f, 0.0f, -z, MTXMODE_APPLY);
+
+    gSPMatrix(POLY_XLU_DISP++, Matrix_NewMtx(play->state.gfxCtx), G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+    gDPSetPrimColor(POLY_XLU_DISP++, 0, 0, 255, 255, 170, 255);
+    gDPSetEnvColor(POLY_XLU_DISP++, 255, 100, 0, 128);
+    gSPDisplayList(POLY_XLU_DISP++, sEponaSongFrustumMaterialDL);
+    gSPDisplayList(POLY_XLU_DISP++, Gfx_TwoTexScroll(play->state.gfxCtx, G_TX_RENDERTILE, scroll * 6, scroll * -6, 64,
+                                                     64, 1, scroll * -6, 0, 64, 64));
+    gSPDisplayList(POLY_XLU_DISP++, sEponaSongFrustumModelDL);
+
+    CLOSE_DISPS(play->state.gfxCtx);
+}
diff --git a/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.h b/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.h
index 79d3665253..c213dfe382 100644
--- a/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.h
+++ b/src/overlays/actors/ovl_Oceff_Wipe2/z_oceff_wipe2.h
@@ -7,7 +7,7 @@ struct OceffWipe2;
 
 typedef struct OceffWipe2 {
     /* 0x000 */ Actor actor;
-    /* 0x144 */ char unk_144[0x4];
+    /* 0x144 */ s16 timer;
 } OceffWipe2; // size = 0x148
 
 extern const ActorInit Oceff_Wipe2_InitVars;