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[Fix] (DirectGLES): the seven backend format-capability reads use the server-private cache via ActiveBackendFormatCaps under split, not pActiveBackendObject (C6); guarded so the pull build is byte-identical

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swung0x48
2026-09-16 07:45:29 -04:00
parent 0fde95357c
commit 7a925b3259
3 changed files with 72 additions and 0 deletions
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MobileGL/MG_Backend/DirectGLES/BackendObject_DirectGLES.cpp
+14
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@@ -812,6 +812,19 @@ namespace MobileGL::MG_Backend::DirectGLES {
Int maxSamples = 0;
const SizeT formatIndex = static_cast<SizeT>(logicalFormat);
#if MOBILEGL_BUILD_DISAGGREGATED
// C6 / ID-52: read the ROLE's own cache. Under split that is the server's private backend
// (ActiveBackendFormatCaps), not pActiveBackendObject, which holds the client's mirror.
const FormatCapabilityCache* activeCaps = ActiveBackendFormatCaps();
if (activeCaps != nullptr && targetIndex < kFormatCapabilityTargetCount &&
formatIndex < kFormatCapabilityFormatCount) {
// Descending, so the head is the largest count this device actually allocated.
const Vector<Int>& probedCounts = activeCaps->SampleCounts[targetIndex][formatIndex];
if (!probedCounts.empty()) {
maxSamples = probedCounts.front();
}
}
#else
if (pActiveBackendObject && targetIndex < kFormatCapabilityTargetCount &&
formatIndex < kFormatCapabilityFormatCount) {
// Descending, so the head is the largest count this device actually allocated.
@@ -821,6 +834,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
maxSamples = probedCounts.front();
}
}
#endif
if (maxSamples <= 0) {
maxSamples = GetGLESFormatMaxSamples(g_GLESCapabilities, logicalFormat, imageFormat);
}