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Using runtime check to get displaySyncEnabled availability instead

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of using deployment target.

note: '@available' was needed to silent warning. it was recommended fix by xcode.  Every other method I have tried had warning. (using respondsToSelector or  our macOSVersionEqualOrGreater function)
This commit is contained in:
Attila Kocsis
2019-08-23 08:20:01 +02:00
committed by Бранимир Караџић
parent 5907520a19
commit 63045c63b7
1 changed files with 9 additions and 4 deletions
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13
src/renderer_mtl.mm
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@@ -3069,10 +3069,15 @@ namespace bgfx { namespace mtl
void SwapChainMtl::resize(FrameBufferMtl &_frameBuffer, uint32_t _width, uint32_t _height, uint32_t _flags)
{
const int32_t sampleCount = s_msaa[(_flags&BGFX_RESET_MSAA_MASK)>>BGFX_RESET_MSAA_SHIFT];
#if BX_PLATFORM_OSX > 101300
m_metalLayer.displaySyncEnabled = 0 != (_flags&BGFX_RESET_VSYNC);
#endif // BX_PLATFORM_OSX > 101300
#if BX_PLATFORM_OSX
#if __MAC_OS_X_VERSION_MAX_ALLOWED >= 101300
if (@available(macOS 10.13, *))
{
m_metalLayer.displaySyncEnabled = 0 != (_flags&BGFX_RESET_VSYNC);
}
#endif // __MAC_OS_X_VERSION_MAX_ALLOWED >= 101300
#endif // BX_PLATFORM_OSX
m_metalLayer.drawableSize = CGSizeMake(_width, _height);
m_metalLayer.pixelFormat = (_flags & BGFX_RESET_SRGB_BACKBUFFER)