From e641044535308ce8f7e58800e9245f44a7347366 Mon Sep 17 00:00:00 2001
From: MelonSpeedruns <melonspeedruns@stratobox.net>
Date: Fri, 29 May 2026 14:38:03 -0400
Subject: [PATCH] proper calculation of maxlod & mipmapenabled

---
 src/dusk/tphd/HdAssetLayer.cpp | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/src/dusk/tphd/HdAssetLayer.cpp b/src/dusk/tphd/HdAssetLayer.cpp
index aa87fbf2b2..4033f322da 100644
--- a/src/dusk/tphd/HdAssetLayer.cpp
+++ b/src/dusk/tphd/HdAssetLayer.cpp
@@ -477,12 +477,10 @@ void registerHdTexturesForArc(std::vector<u8>& arcBytes,
             const u32 newImgOff = 0x20 + i * 0x20;
             timg->imageOffset = static_cast<s32>(newImgOff);
             const u8 hdMips = static_cast<u8>(std::clamp<u32>(s.mipCount, 1u, 13u));
-            if (timg->mipmapEnabled) {
-                timg->mipmapCount = hdMips;
-                timg->maxLOD = static_cast<s8>((hdMips - 1) * 8);
-            }
+            timg->mipmapEnabled = 1;
+            timg->mipmapCount = hdMips;
+            timg->maxLOD = static_cast<s8>((hdMips * 8) - 1);
             timg->maxAnisotropy = GX_ANISO_4;
-            //timg->LODBias  = -50;
             registerHdSurface(*m, s,
                               arcBytes.data() + f.dataOffset + btiAbs + newImgOff,
                               gtx->name, i);
@@ -515,12 +513,10 @@ void registerHdTexturesForArc(std::vector<u8>& arcBytes,
         auto* timg = reinterpret_cast<ResTIMG*>(arcBytes.data() + f.dataOffset);
         timg->imageOffset = 0x20;
         const u8 hdMips = static_cast<u8>(std::clamp<u32>(s.mipCount, 1u, 13u));
-        if (timg->mipmapEnabled) {
-            timg->mipmapCount = hdMips;
-            timg->maxLOD = static_cast<s8>((hdMips - 1) * 8);
-        }
+        timg->mipmapEnabled = 1;
+        timg->mipmapCount = hdMips;
+        timg->maxLOD = static_cast<s8>((hdMips * 8) - 1);
         timg->maxAnisotropy = GX_ANISO_4;
-        //timg->LODBias  = -50;
         registerHdSurface(*m, s, arcBytes.data() + f.dataOffset + 0x20,
                           gtx->name, 0);
         ++btiReg;