25 lines
957 B
Diff
25 lines
957 B
Diff
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diff --git a/src/renderer/RenderDevice.cpp b/src/renderer/RenderDevice.cpp
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index 1fedf4e..3ccc87f 100644
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--- a/src/renderer/RenderDevice.cpp
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+++ b/src/renderer/RenderDevice.cpp
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@@ -2168,10 +2168,19 @@ void RenderDevice::WaitForVSync(const bool asynchronous)
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m_vsyncCount++;
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m_presentTimestampReference = usec();
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};
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+#ifndef __EMSCRIPTEN__
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if (asynchronous)
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std::thread(lambda).detach(); // Reuse thread ? (we always at most one running at a time)
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else
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lambda();
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+#else
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+ // vpinball-wasm: a single-threaded Emscripten build (no -pthread /
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+ // SharedArrayBuffer) cannot construct real std::thread workers - run
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+ // synchronously inline instead. This only updates m_vsyncCount/timestamp
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+ // bookkeeping (the real vblank-wait branches above are already excluded
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+ // for __STANDALONE__ builds), so synchronous execution is equivalent.
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+ lambda();
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+#endif
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}
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#if defined(ENABLE_BGFX)
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