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win32-clarify threading logic in ogl display method

This commit is contained in:
zeromus 2013-02-05 00:10:40 +00:00
parent 5538270c1a
commit f09aaa3205
1 changed files with 9 additions and 10 deletions
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19
desmume/src/windows/main.cpp
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@ -1433,17 +1433,16 @@ struct GLDISPLAY
bool begin() bool begin()
{ {
DWORD myThread = GetCurrentThreadId(); DWORD myThread = GetCurrentThreadId();
//if(myThread != dwMainThread) //single threading differences not needed right now
{
if(!init)
{
if(!initialize()) return false;
}
wglMakeCurrent(privateDC,privateContext);
return true;
}
//we can render no problem in this thread (i hope) //always use another context for display logic
//1. if this is a single threaded process (3d rendering and display in the main thread) then alternating contexts is benign
//2. if this is a multi threaded process (3d rendernig and display in other threads) then the display needs some context
if(!init)
{
if(!initialize()) return false;
}
wglMakeCurrent(privateDC,privateContext);
return true; return true;
} }