Don't fill backend info when core is running

The current approach results in the UI thread creating a graphics device
whilst the core is running, leading to races on function pointers, and
potentially crashing.
This commit is contained in:
Stenzek
2018-09-28 14:22:18 +10:00
parent a877d5f6dc
commit 93923e2b29
3 changed files with 21 additions and 15 deletions

View File

@ -14,6 +14,8 @@
#include "Common/CommonTypes.h"
#include "Common/Event.h"
#include "Common/Logging/Log.h"
#include "Core/ConfigManager.h"
#include "Core/Core.h"
#include "Core/Host.h"
// TODO: ugly
@ -223,6 +225,20 @@ void VideoBackendBase::ActivateBackend(const std::string& name)
g_video_backend = iter->get();
}
void VideoBackendBase::PopulateBackendInfo()
{
// If the core is running, the backend info will have been populated already.
// If we did it here, the UI thread can race with the with the GPU thread.
if (Core::IsRunning())
return;
// We refresh the config after initializing the backend info, as system-specific settings
// such as anti-aliasing, or the selected adapter may be invalid, and should be checked.
ActivateBackend(SConfig::GetInstance().m_strVideoBackend);
g_video_backend->InitBackendInfo();
g_Config.Refresh();
}
// Run from the CPU thread
void VideoBackendBase::DoState(PointerWrap& p)
{