d3d11window: Make use of partial presentation with IDXGISwapChain1::Present1
authorSeungha Yang <seungha.yang@navercorp.com>
Tue, 24 Dec 2019 05:00:15 +0000 (14:00 +0900)
committerSeungha Yang <seungha.yang@navercorp.com>
Tue, 24 Dec 2019 11:10:54 +0000 (20:10 +0900)
commit5298d95195d8489f0d836a2060b82a773aeb982b
treecde680a00c2ff962d5de7a17bfc2afcd606bafa8
parent487a41d3124efa8522e92791c7f5e8048b322d22
d3d11window: Make use of partial presentation with IDXGISwapChain1::Present1

Since we might draw on partial area of backbuffer in case of force-aspect-ratio,
presenting only updated area is more efficient way.

See also https://docs.microsoft.com/ko-kr/windows/win32/direct3ddxgi/dxgi-1-2-presentation-improvements
sys/d3d11/gstd3d11window.c
sys/d3d11/gstd3d11window.h