diff options
| -rw-r--r-- | indra/llwindow/llwindowwin32.cpp | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/indra/llwindow/llwindowwin32.cpp b/indra/llwindow/llwindowwin32.cpp index 1f91cbbaa8..42ec4ee29d 100644 --- a/indra/llwindow/llwindowwin32.cpp +++ b/indra/llwindow/llwindowwin32.cpp @@ -352,6 +352,11 @@ struct LLWindowWin32::LLWindowWin32Thread : public LL::ThreadPool void run() override; + void glReady() + { + mGLReady = true; + } + // initialzie DXGI adapter (for querying available VRAM) void initDX(); @@ -410,6 +415,9 @@ struct LLWindowWin32::LLWindowWin32Thread : public LL::ThreadPool HWND mWindowHandle = NULL; HDC mhDC = 0; + // *HACK: Attempt to prevent startup crashes by deferring memory accounting + // until after some graphics setup. See SL-20177. -Cosmic,2023-09-18 + bool mGLReady = false; // best guess at available video memory in MB std::atomic<U32> mAvailableVRAM; @@ -1720,6 +1728,13 @@ const S32 max_format = (S32)num_formats - 1; // ok to post quit messages now mPostQuit = TRUE; + // *HACK: Attempt to prevent startup crashes by deferring memory accounting + // until after some graphics setup. See SL-20177. -Cosmic,2023-09-18 + mWindowThread->post([=]() + { + mWindowThread->glReady(); + }); + if (auto_show) { show(); @@ -4692,6 +4707,8 @@ void debugEnumerateGraphicsAdapters() void LLWindowWin32::LLWindowWin32Thread::initDX() { + if (!mGLReady) { return; } + if (mDXGIAdapter == NULL) { debugEnumerateGraphicsAdapters(); @@ -4726,6 +4743,8 @@ void LLWindowWin32::LLWindowWin32Thread::initDX() void LLWindowWin32::LLWindowWin32Thread::initD3D() { + if (!mGLReady) { return; } + if (mDXGIAdapter == NULL && mD3DDevice == NULL && mWindowHandle != 0) { mD3D = Direct3DCreate9(D3D_SDK_VERSION); @@ -4752,6 +4771,8 @@ void LLWindowWin32::LLWindowWin32Thread::initD3D() void LLWindowWin32::LLWindowWin32Thread::updateVRAMUsage() { LL_PROFILE_ZONE_SCOPED; + if (!mGLReady) { return; } + if (mDXGIAdapter != nullptr) { // NOTE: what lies below is hand wavy math based on compatibility testing and observation against a variety of hardware @@ -4825,8 +4846,6 @@ void LLWindowWin32::LLWindowWin32Thread::run() sWindowThreadId = std::this_thread::get_id(); LogChange logger("Window"); - initDX(); - //as good a place as any to up the MM timer resolution (see ms_sleep) //attempt to set timer resolution to 1ms TIMECAPS tc; @@ -4839,9 +4858,12 @@ void LLWindowWin32::LLWindowWin32Thread::run() { LL_PROFILE_ZONE_SCOPED_CATEGORY_WIN32; + // lazily call initD3D inside this loop to catch when mGLReady has been set to true + initDX(); + if (mWindowHandle != 0) { - // lazily call initD3D inside this loop to catch when mWindowHandle has been set + // lazily call initD3D inside this loop to catch when mWindowHandle has been set, and mGLReady has been set to true // *TODO: Shutdown if this fails when mWindowHandle exists initD3D(); |