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Resolves potential data race on write_area_texture_.

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Thomas Harte
2020-02-18 22:41:46 -05:00
parent 91e7400bbb
commit 3715e6b48a
2 changed files with 5 additions and 4 deletions
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Outputs/OpenGL/ScanTarget.cpp
+2 -2
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@@ -180,13 +180,13 @@ uint8_t *ScanTarget::begin_data(size_t required_length, size_t required_alignmen
assert(required_alignment);
if(allocation_has_failed_) return nullptr;
std::lock_guard<std::mutex> lock_guard(write_pointers_mutex_);
if(write_area_texture_.empty()) {
allocation_has_failed_ = true;
return nullptr;
}
std::lock_guard<std::mutex> lock_guard(write_pointers_mutex_);
// Determine where the proposed write area would start and end.
uint16_t output_y = TextureAddressGetY(write_pointers_.write_area);