From aa03070e6dfcd7eba1d2e6741173facdc53d7c26 Mon Sep 17 00:00:00 2001
From: Drew T <50529377+Druthulu@users.noreply.github.com>
Date: Sat, 29 Aug 2026 18:25:50 -0600
Subject: [PATCH] =?UTF-8?q?feat(decomp):=20family-remap-hnorm=20gate=20?=
 =?UTF-8?q?=E2=80=94=20+2=20fns=20x0=20propagated=20(fleet=2098.9%)?=
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---
 src/ov_SC03_030/ov_SC03_030_jr_8017AE2C.c | 115 +++++++++++++++++++++-
 1 file changed, 113 insertions(+), 2 deletions(-)

diff --git a/src/ov_SC03_030/ov_SC03_030_jr_8017AE2C.c b/src/ov_SC03_030/ov_SC03_030_jr_8017AE2C.c
index 749268465..421d4d4fc 100644
--- a/src/ov_SC03_030/ov_SC03_030_jr_8017AE2C.c
+++ b/src/ov_SC03_030/ov_SC03_030_jr_8017AE2C.c
@@ -3436,7 +3436,96 @@ void func_8017C18C(s32 a0) {
 
 DEFINE_func_8017C230()  /* dedup: shared engine-core @0x8017C230 (src/shared) */
 
-INCLUDE_ASM("asm/ov_SC03_030/nonmatchings/ov_SC03_030_jr_8017AE2C", func_8017C294);
+typedef struct { s16 vx, vy; } DVEC2_C59C;
+
+
+
+
+
+typedef struct { s16 vx, vy, vz, pad; } SVEC_BEBC;
+
+extern s32 func_800491EC(void);
+extern void func_8017C66C(u16 *a0, void *a1);
+extern int func_8017C710(short *param_1, short *param_2, short *param_3, int param_4);
+extern void func_8017C908(s32 a0, s32 a1);
+
+void func_8017C294(void *a0, void *a1, s32 a2)
+{
+    SVEC_BEBC corner[4];
+    SVEC_BEBC view[4];
+    SVEC_BEBC hit[4];
+    SVEC_BEBC org;
+    SVEC_BEBC eye;
+    s16 *rect = (s16 *)a0;
+    s32 i;
+    s32 x0, y0, x1, y1;
+    s16 m;
+    s32 d;
+    s32 z;
+    s16 u, v;
+    s32 mnx, mnz, mxx, mxz;
+
+    x0 = rect[0];
+    y0 = rect[1];
+    x1 = x0 + rect[2];
+    y1 = y0 + rect[3];
+    m = (rect[2] < rect[3]) ? rect[3] : rect[2];
+    d = (s16)(m / 20);
+    z = func_800491EC();
+
+    corner[0].vx = x0; corner[0].vy = y0; corner[0].vz = z;
+    corner[1].vx = x1; corner[1].vy = y0; corner[1].vz = z;
+    corner[2].vx = x0; corner[2].vy = y1; corner[2].vz = z;
+    corner[3].vx = x1; corner[3].vy = y1; corner[3].vz = z;
+
+    org.vx = 0;
+    org.vy = 0;
+    org.vz = 0;
+    func_8017C66C((u16 *)&org, &eye);
+
+    for (i = 0; i < 4; i++) {
+        func_8017C66C((u16 *)&corner[i], &view[i]);
+        if (func_8017C710((short *)&eye, (short *)&view[i], (short *)&hit[i], a2)) {
+            func_8017C908((s32)&hit[i], (s32)&corner[i]);
+            corner[i].vx = (corner[i].vx < x0 - d) ? (x0 - d)
+                : ((corner[i].vx > x1 + d) ? (x1 + d) : corner[i].vx);
+            corner[i].vy = (corner[i].vy < y0 - d) ? (y0 - d)
+                : ((corner[i].vy > y1 + d) ? (y1 + d) : corner[i].vy);
+            func_8017C66C((u16 *)&corner[i], &view[i]);
+            func_8017C710((short *)&eye, (short *)&view[i], (short *)&hit[i], a2);
+        }
+    }
+
+    v = (hit[2].vx > hit[3].vx) ? hit[3].vx : hit[2].vx;
+    u = (hit[0].vx > hit[1].vx) ? hit[1].vx : hit[0].vx;
+    if (u > v) u = v;
+    mnx = u;
+    if (eye.vx < mnx) mnx = eye.vx;
+
+    v = (hit[2].vz > hit[3].vz) ? hit[3].vz : hit[2].vz;
+    u = (hit[0].vz > hit[1].vz) ? hit[1].vz : hit[0].vz;
+    if (u > v) u = v;
+    mnz = u;
+    if (eye.vz < mnz) mnz = eye.vz;
+
+    v = (hit[2].vx < hit[3].vx) ? hit[3].vx : hit[2].vx;
+    u = (hit[0].vx < hit[1].vx) ? hit[1].vx : hit[0].vx;
+    if (u < v) u = v;
+    mxx = u;
+    if (mxx < eye.vx) mxx = eye.vx;
+
+    v = (hit[2].vz < hit[3].vz) ? hit[3].vz : hit[2].vz;
+    u = (hit[0].vz < hit[1].vz) ? hit[1].vz : hit[0].vz;
+    if (u < v) u = v;
+    mxz = u;
+    if (mxz < eye.vz) mxz = eye.vz;
+
+    ((s16 *)a1)[0] = mnx;
+    ((s16 *)a1)[1] = mnz;
+    ((s16 *)a1)[2] = mxx - mnx;
+    ((s16 *)a1)[3] = mxz - mnz;
+}
+
 
 DEFINE_func_8017C66C()  /* dedup: shared engine-core @0x8017C66C (src/shared) */
 
@@ -4781,7 +4870,29 @@ void func_8017ED30(void *a0) {
 }
 
 
-INCLUDE_ASM("asm/ov_SC03_030/nonmatchings/ov_SC03_030_jr_8017AE2C", func_8017ED6C);
+
+
+extern void func_8012C1B8(void);
+extern void func_8001C214(s32 a0, s32 a1);
+extern void func_8017F018(s32);
+extern s32 func_8012AD50(void *a0);
+extern s32 D_801DF018;
+extern s32 D_8118596C;
+
+void func_8017ED6C(s32 a0)
+{
+    s32 s1 = a0;
+    s32 s0;
+
+    if ((*(s32 *)(s1 + 0x20) = s0 = ((s32 (*)(void))func_8012C1B8)()) == 0) goto L_end;
+    func_8001C214(s0, (s32)&D_801DF018);
+    *(s32 *)(s0 + 0x20) = (s32)&D_8118596C;
+    ((void (*)(u8 *))func_8017F018)((u8 *)s1);
+    func_8012AD50((void *)s1);
+L_end:
+    return;
+}
+
 
 #include "common.h"