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Plumb the ability to disable V-sync through the video renderers

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This commit is contained in:
Cameron Gutman
2018-08-20 18:19:42 -07:00
parent 6b395c816f
commit f7d3c10c9d
18 changed files with 90 additions and 49 deletions
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app/streaming/video/ffmpeg-renderers/sdl.cpp
+14 -2
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@@ -40,9 +40,21 @@ bool SdlRenderer::initialize(SDL_Window* window,
int,
int width,
int height,
int)
int,
bool enableVsync)
{
m_Renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
Uint32 rendererFlags = SDL_RENDERER_ACCELERATED;
if ((SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN) {
// In full-screen exclusive mode, we enable V-sync if requested. For other modes, Windows and Mac
// have compositors that make rendering tear-free. Linux compositor varies by distro and user
// configuration but doesn't seem feasible to detect here.
if (enableVsync) {
rendererFlags |= SDL_RENDERER_PRESENTVSYNC;
}
}
m_Renderer = SDL_CreateRenderer(window, -1, rendererFlags);
if (!m_Renderer) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"SDL_CreateRenderer() failed: %s",