low latency mat lock

mastercoms · mastercoms · commit baa8b460b07d · 2020-10-21T18:08:00.000-04:00
diff --git a/materialsystem/cmaterialsystem.cpp b/materialsystem/cmaterialsystem.cpp
@@ -4964,9 +4964,9 @@ MaterialLock_t CMaterialSystem::Lock()
 #if 1 // Rick's optimization: not sure this is needed anymore
 	if ( pCurContext != &m_HardwareRenderContext && m_pActiveAsyncJob )
 	{
-		if (!m_pActiveAsyncJob->IsFinished())
+		while (!m_pActiveAsyncJob->IsFinished())
 		{
-			m_pActiveAsyncJob->WaitForFinish();
+			m_pActiveAsyncJob->WaitForFinish(0);
 		}
 		// threadsafety note: not releasing or nulling pointer.
 	}

Original file line number	Diff line number	Diff line change
`@@ -4964,9 +4964,9 @@ MaterialLock_t CMaterialSystem::Lock()`
`4964`	`4964`	`#if 1 // Rick's optimization: not sure this is needed anymore`
`4965`	`4965`	`if ( pCurContext != &m_HardwareRenderContext && m_pActiveAsyncJob )`
`4966`	`4966`	`{`
`4967`		`- if (!m_pActiveAsyncJob->IsFinished())`
	`4967`	`+ while (!m_pActiveAsyncJob->IsFinished())`
`4968`	`4968`	`{`
`4969`		`- m_pActiveAsyncJob->WaitForFinish();`
	`4969`	`+ m_pActiveAsyncJob->WaitForFinish(0);`
`4970`	`4970`	`}`
`4971`	`4971`	`// threadsafety note: not releasing or nulling pointer.`
`4972`	`4972`	`}`