[video_core] Increase MAX_MIP_LEVELS to 16 according to specs (#2965)

This increases MAX_MIP_LEVELS from 14 to 16, according to specs.

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2965
Reviewed-by: Maufeat <sahyno1996@gmail.com>
Co-authored-by: MaranBr <maranbr@outlook.com>
Co-committed-by: MaranBr <maranbr@outlook.com>

2 files changed, 7 insertions, 3 deletions

diff --git a/src/video_core/texture_cache/types.h b/src/video_core/texture_cache/types.h
index 07c3043865..ecacd8c6bd 100644
--- a/src/video_core/texture_cache/types.h
+++ b/src/video_core/texture_cache/types.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -10,7 +13,7 @@
 namespace VideoCommon {
 
 constexpr size_t NUM_RT = 8;
-constexpr size_t MAX_MIP_LEVELS = 14;
+constexpr size_t MAX_MIP_LEVELS = 16;
 
 constexpr Common::SlotId CORRUPT_ID{0xfffffffe};
 
diff --git a/src/video_core/texture_cache/util.cpp b/src/video_core/texture_cache/util.cpp
index 30e9579b6b..e55d0752ec 100644
--- a/src/video_core/texture_cache/util.cpp
+++ b/src/video_core/texture_cache/util.cpp
@@ -646,9 +646,10 @@ LevelArray CalculateMipLevelOffsets(const ImageInfo& info) noexcept {
     if (info.type == ImageType::Linear) {
         return {};
     }
-    ASSERT(info.resources.levels <= static_cast<s32>(MAX_MIP_LEVELS));
-    if (info.resources.levels > static_cast<s32>(MAX_MIP_LEVELS))
+    if (info.resources.levels > static_cast<s32>(MAX_MIP_LEVELS)) {
+        LOG_ERROR(HW_GPU, "Image has too many mip levels={}, maximum supported is={}", info.resources.levels, MAX_MIP_LEVELS);
         return {};
+    }
     const LevelInfo level_info = MakeLevelInfo(info);
     LevelArray offsets{};
     u32 offset = 0;