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-rw-r--r--indra/llwindow/llwindowwin32.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/indra/llwindow/llwindowwin32.cpp b/indra/llwindow/llwindowwin32.cpp
index ad657429ef..76788de876 100644
--- a/indra/llwindow/llwindowwin32.cpp
+++ b/indra/llwindow/llwindowwin32.cpp
@@ -4631,6 +4631,12 @@ void LLWindowWin32::LLWindowWin32Thread::checkDXMem()
{
if (!mGLReady || mGotGLBuffer) { return; }
+ if ((gGLManager.mHasAMDAssociations || gGLManager.mHasNVXGpuMemoryInfo) && gGLManager.mVRAM != 0)
+ { // OpenGL already told us the memory budget, don't ask DX
+ mGotGLBuffer = true;
+ return;
+ }
+
IDXGIFactory4* p_factory = nullptr;
HRESULT res = CreateDXGIFactory1(__uuidof(IDXGIFactory4), (void**)&p_factory);
@@ -4727,7 +4733,7 @@ void LLWindowWin32::LLWindowWin32Thread::run()
{
LL_PROFILE_ZONE_SCOPED_CATEGORY_WIN32;
- // Check memory budget using DirectX
+ // Check memory budget using DirectX if OpenGL doesn't have the means to tell us
checkDXMem();
if (mWindowHandleThrd != 0)