fix mipmaps

oops reversed the calculations
proper calculation of maxlod & mipmapenabled
2026-07-06 19:52:45 -04:00 · 2026-05-29 16:51:57 -04:00 · 2026-05-29 14:56:59 -04:00 · 2026-05-29 14:38:03 -04:00 · 2026-05-29 16:21:52 +02:00
1 changed files with 12 additions and 6 deletions
@@ -476,11 +476,14 @@ 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, 11u));
+            const u8 hdMips = static_cast<u8>(std::clamp<u32>(s.mipCount, 1u, 13u));
+            timg->mipmapEnabled = hdMips > 1;
            timg->mipmapCount = hdMips;
            timg->maxLOD = static_cast<s8>((hdMips - 1) * 8);
-            //timg->maxAnisotropy = 16;
-            //timg->LODBias  = -50;
+            if (timg->mipmapEnabled) {
+                timg->minFilter = GX_LIN_MIP_LIN;
+            }
+            timg->maxAnisotropy = GX_ANISO_4;
            registerHdSurface(*m, s,
                              arcBytes.data() + f.dataOffset + btiAbs + newImgOff,
                              gtx->name, i);
@@ -512,11 +515,14 @@ void registerHdTexturesForArc(std::vector<u8>& arcBytes,
        // i_img + 0x20, matching where we register below.
        auto* timg = reinterpret_cast<ResTIMG*>(arcBytes.data() + f.dataOffset);
        timg->imageOffset = 0x20;
-        const u8 hdMips = static_cast<u8>(std::clamp<u32>(s.mipCount, 1u, 11u));
+        const u8 hdMips = static_cast<u8>(std::clamp<u32>(s.mipCount, 1u, 13u));
+        timg->mipmapEnabled = hdMips > 1;
        timg->mipmapCount = hdMips;
        timg->maxLOD = static_cast<s8>((hdMips - 1) * 8);
-        //timg->maxAnisotropy = 16;
-        //timg->LODBias  = -50;
+        if (timg->mipmapEnabled) {
+            timg->minFilter = GX_LIN_MIP_LIN;
+        }
+        timg->maxAnisotropy = GX_ANISO_4;
        registerHdSurface(*m, s, arcBytes.data() + f.dataOffset + 0x20,
                          gtx->name, 0);
        ++btiReg;
Author	SHA1	Message	Date
MelonSpeedruns	ad9bb06a29	fix mipmaps	2026-05-29 16:51:57 -04:00
MelonSpeedruns	871fc75514	oops reversed the calculations	2026-05-29 14:56:59 -04:00
MelonSpeedruns	e641044535	proper calculation of maxlod & mipmapenabled	2026-05-29 14:38:03 -04:00
Lurs	c0429110db	another mipmap/LOD try with GX_ANISO_4	2026-05-29 16:21:52 +02:00