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Metal: use atomic for buffer tracking #9237

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Metal: use atomic for buffer tracking #9237

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2 changes: 1 addition & 1 deletion filament/backend/src/metal/MetalBuffer.h
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Original file line number Diff line number Diff line change
Expand Up @@ -153,7 +153,7 @@ class TrackedMetalBuffer {
Type mType = Type::NONE;

static PlatformMetal* platform;
static std::array<uint64_t, TypeCount> aliveBuffers;
static std::array<std::atomic<uint64_t>, TypeCount> aliveBuffers;
};

class MetalBuffer {
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2 changes: 1 addition & 1 deletion filament/backend/src/metal/MetalBuffer.mm
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Expand Up @@ -24,7 +24,7 @@
namespace filament {
namespace backend {

std::array<uint64_t, TrackedMetalBuffer::TypeCount> TrackedMetalBuffer::aliveBuffers = { 0 };
std::array<std::atomic<uint64_t>, TrackedMetalBuffer::TypeCount> TrackedMetalBuffer::aliveBuffers = { 0 };
PlatformMetal* TrackedMetalBuffer::platform = nullptr;
PlatformMetal* ScopedAllocationTimer::platform = nullptr;

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