diff options
Diffstat (limited to 'indra/llwindow/llwindowmacosx.cpp')
| -rw-r--r-- | indra/llwindow/llwindowmacosx.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/indra/llwindow/llwindowmacosx.cpp b/indra/llwindow/llwindowmacosx.cpp index a0fc91399b..8bfaeca614 100644 --- a/indra/llwindow/llwindowmacosx.cpp +++ b/indra/llwindow/llwindowmacosx.cpp @@ -49,6 +49,8 @@ BOOL gHiDPISupport = TRUE; const S32 BITS_PER_PIXEL = 32; const S32 MAX_NUM_RESOLUTIONS = 32; +const S32 DEFAULT_REFRESH_RATE = 60; + namespace { NSKeyEventRef mRawKeyEvent = NULL; @@ -654,6 +656,13 @@ BOOL LLWindowMacOSX::createContext(int x, int y, int width, int height, int bits } } + mRefreshRate = CGDisplayModeGetRefreshRate(CGDisplayCopyDisplayMode(mDisplay)); + if(mRefreshRate == 0) + { + //consider adding more appropriate fallback later + mRefreshRate = DEFAULT_REFRESH_RATE; + } + // Disable vertical sync for swap toggleVSync(enable_vsync); @@ -1216,6 +1225,16 @@ F32 LLWindowMacOSX::getPixelAspectRatio() return 1.f; } +U32 LLWindowMacOSX::getAvailableVRAMMegabytes() { + // MTL (and MoltenVK) has some additional gpu data, such as recommendedMaxWorkingSetSize and currentAllocatedSize. + // But these are not available for OpenGL and/or our current mimimum OS version. + // So we will estimate. + static const U32 mb = 1024*1024; + // We're asked for total available gpu memory, but we only have allocation info on texture usage. So estimate by doubling that. + static const U32 total_factor = 2; // estimated total/textures + return gGLManager.mVRAM - (LLImageGL::getTextureBytesAllocated() * total_factor/mb); +} + //static SInt32 oldWindowLevel; // MBW -- XXX -- There's got to be a better way than this. Find it, please... |