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Trim USB output report generation. Only grab audio volume when output report data changes.

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Possibly related to issue #261
This commit is contained in:
Travis Nickles 2018-04-21 16:44:49 -05:00
parent ee9049f8d2
commit bfdb81edd0
1 changed files with 34 additions and 23 deletions
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57
DS4Windows/DS4Library/DS4Device.cs
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@ -1115,6 +1115,8 @@ namespace DS4Windows
lock (outReportBuffer)
{
bool output = outputPendCount > 0, change = false;
if (usingBT)
{
outReportBuffer[0] = 0x11;
@ -1128,6 +1130,12 @@ namespace DS4Windows
outReportBuffer[10] = ligtBarColor.blue; // blue
outReportBuffer[11] = ledFlashOn; // flash on duration
outReportBuffer[12] = ledFlashOff; // flash off duration
fixed (byte* byteR = outputReport, byteB = outReportBuffer)
{
for (int i = 0, arlen = 13; !change && i < arlen; i++)
change = byteR[i] != byteB[i];
}
}
else
{
@ -1141,7 +1149,14 @@ namespace DS4Windows
outReportBuffer[8] = ligtBarColor.blue; // blue
outReportBuffer[9] = ledFlashOn; // flash on duration
outReportBuffer[10] = ledFlashOff; // flash off duration
if (audio != null)
fixed (byte* byteR = outputReport, byteB = outReportBuffer)
{
for (int i = 0, arlen = 11; !change && i < arlen; i++)
change = byteR[i] != byteB[i];
}
if (change && audio != null)
{
// Headphone volume levels
outReportBuffer[19] = outReportBuffer[20] =
@ -1156,36 +1171,32 @@ namespace DS4Windows
outputRumble = false;
outputPendCount = 3;
if (usingBT)
if (change)
{
Monitor.Enter(outputReport);
outReportBuffer.CopyTo(outputReport, 0);
}
try
{
if (!writeOutput())
if (usingBT)
{
int winError = Marshal.GetLastWin32Error();
quitOutputThread = true;
Monitor.Enter(outputReport);
outReportBuffer.CopyTo(outputReport, 0);
}
}
catch { } // If it's dead already, don't worry about it.
if (usingBT)
{
Monitor.Exit(outputReport);
try
{
if (!writeOutput())
{
int winError = Marshal.GetLastWin32Error();
quitOutputThread = true;
}
}
catch { } // If it's dead already, don't worry about it.
if (usingBT)
{
Monitor.Exit(outputReport);
}
}
}
else
{
bool output = outputPendCount > 0, change = false;
fixed (byte* byteR = outputReport, byteB = outReportBuffer)
{
for (int i = 0, arlen = outputReport.Length; !change && i < arlen; i++)
change = byteR[i] != byteB[i];
}
//for (int i = 0, arlen = outputReport.Length; !change && i < arlen; i++)
// change = outputReport[i] != outReportBuffer[i];