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Unify UpdateCurrentClut between D3D11 and Vulkan (GLES is still different)

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Henrik Rydgård committed 2026-06-11 10:40:21 +02:00
1 parent a875af17a0
commit f034cb45bb
7 files changed
+40 -77
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GPU/Vulkan/TextureCacheVulkan.cpp
-38
View File
@@ -19,8 +19,6 @@
#include <cstring>
#include <memory>
#include "ext/xxhash.h"
#include "Common/File/VFS/VFS.h"
#include "Common/Data/Text/I18n.h"
#include "Common/LogReporting.h"
@@ -582,42 +580,6 @@ void TextureCacheVulkan::StartFrame() {
computeShaderManager_.BeginFrame();
}
void TextureCacheVulkan::UpdateCurrentClut(GEPaletteFormat clutFormat, u32 clutBase, bool clutIndexIsSimple) {
const u32 clutBaseBytes = clutFormat == GE_CMODE_32BIT_ABGR8888 ? (clutBase * sizeof(u32)) : (clutBase * sizeof(u16));
// Technically, these extra bytes weren't loaded, but hopefully it was loaded earlier.
// If not, we're going to hash random data, which hopefully doesn't cause a performance issue.
//
// TODO: Actually, this seems like a hack. The game can upload part of a CLUT and reference other data.
// clutTotalBytes_ is the last amount uploaded. We should hash clutMaxBytes_, but this will often hash
// unrelated old entries for small palettes.
// Adding clutBaseBytes may just be mitigating this for some usage patterns.
const u32 clutExtendedBytes = std::min(clutTotalBytes_ + clutBaseBytes, clutMaxBytes_);
if (replacer_.Enabled())
clutHash_ = XXH32((const char *)clutBufRaw_, clutExtendedBytes, 0xC0108888);
else
clutHash_ = XXH3_64bits((const char *)clutBufRaw_, clutExtendedBytes) & 0xFFFFFFFF;
clutBuf_ = clutBufRaw_;
// Special optimization: fonts typically draw clut4 with just alpha values in a single color.
clutAlphaLinear_ = false;
clutAlphaLinearColor_ = 0;
if (clutFormat == GE_CMODE_16BIT_ABGR4444 && clutIndexIsSimple) {
const u16_le *clut = GetCurrentClut<u16_le>();
clutAlphaLinear_ = true;
clutAlphaLinearColor_ = clut[15] & 0x0FFF;
for (int i = 0; i < 16; ++i) {
u16 step = clutAlphaLinearColor_ | (i << 12);
if (clut[i] != step) {
clutAlphaLinear_ = false;
break;
}
}
}
clutLastFormat_ = gstate.clutformat;
}
void TextureCacheVulkan::BindTexture(TexCacheEntry *entry, bool flatZ) {
if (!entry || !entry->vkTex) {
Unbind();