Optimizations for event commit method

This commit is contained in:
Travis Nickles 2017-04-12 14:55:35 -07:00
parent af3c1c8531
commit 2ca4d8c727

View File

@ -38,9 +38,11 @@ namespace DS4Windows
previousClicks = currentClicks;
if (performClear)
currentClicks.leftCount = currentClicks.middleCount = currentClicks.rightCount = currentClicks.fourthCount = currentClicks.fifthCount = currentClicks.wUpCount = currentClicks.wDownCount = currentClicks.toggleCount = 0;
/* TODO: Change foreach loop to for loop when I can test the performance difference */
foreach (KeyPresses kp in keyPresses.Values)
//foreach (KeyPresses kp in keyPresses.Values)
Dictionary<ushort, KeyPresses>.ValueCollection keyValues = keyPresses.Values;
for (int i = 0, kpCount = keyValues.Count; i < kpCount; i++)
{
KeyPresses kp = keyValues.ElementAt(i);
kp.previous = kp.current;
if (performClear)
{
@ -235,59 +237,63 @@ namespace DS4Windows
// Merge and synthesize all key presses/releases that are present in this device's mapping.
// TODO what about the rest? e.g. repeat keys really ought to be on some set schedule
/* TODO: Change foreach loop to for loop when I can test the performance difference */
foreach (KeyValuePair<UInt16, SyntheticState.KeyPresses> kvp in state.keyPresses)
Dictionary<UInt16, SyntheticState.KeyPresses>.KeyCollection kvpKeys = state.keyPresses.Keys;
//foreach (KeyValuePair<UInt16, SyntheticState.KeyPresses> kvp in state.keyPresses)
for (int i = 0, keyCount = kvpKeys.Count; i < keyCount; i++)
{
UInt16 kvpKey = kvpKeys.ElementAt(i);
SyntheticState.KeyPresses kvpValue = state.keyPresses[kvpKey];
SyntheticState.KeyPresses gkp;
if (globalState.keyPresses.TryGetValue(kvp.Key, out gkp))
if (globalState.keyPresses.TryGetValue(kvpKey, out gkp))
{
gkp.current.vkCount += kvp.Value.current.vkCount - kvp.Value.previous.vkCount;
gkp.current.scanCodeCount += kvp.Value.current.scanCodeCount - kvp.Value.previous.scanCodeCount;
gkp.current.repeatCount += kvp.Value.current.repeatCount - kvp.Value.previous.repeatCount;
gkp.current.toggle = kvp.Value.current.toggle;
gkp.current.toggleCount += kvp.Value.current.toggleCount - kvp.Value.previous.toggleCount;
gkp.current.vkCount += kvpValue.current.vkCount - kvpValue.previous.vkCount;
gkp.current.scanCodeCount += kvpValue.current.scanCodeCount - kvpValue.previous.scanCodeCount;
gkp.current.repeatCount += kvpValue.current.repeatCount - kvpValue.previous.repeatCount;
gkp.current.toggle = kvpValue.current.toggle;
gkp.current.toggleCount += kvpValue.current.toggleCount - kvpValue.previous.toggleCount;
}
else
{
gkp = new SyntheticState.KeyPresses();
gkp.current = kvp.Value.current;
globalState.keyPresses[kvp.Key] = gkp;
gkp.current = kvpValue.current;
globalState.keyPresses[kvpKey] = gkp;
}
if (gkp.current.toggleCount != 0 && gkp.previous.toggleCount == 0 && gkp.current.toggle)
{
if (gkp.current.scanCodeCount != 0)
InputMethods.performSCKeyPress(kvp.Key);
InputMethods.performSCKeyPress(kvpKey);
else
InputMethods.performKeyPress(kvp.Key);
InputMethods.performKeyPress(kvpKey);
}
else if (gkp.current.toggleCount != 0 && gkp.previous.toggleCount == 0 && !gkp.current.toggle)
{
if (gkp.previous.scanCodeCount != 0) // use the last type of VK/SC
InputMethods.performSCKeyRelease(kvp.Key);
InputMethods.performSCKeyRelease(kvpKey);
else
InputMethods.performKeyRelease(kvp.Key);
InputMethods.performKeyRelease(kvpKey);
}
else if (gkp.current.vkCount + gkp.current.scanCodeCount != 0 && gkp.previous.vkCount + gkp.previous.scanCodeCount == 0)
{
if (gkp.current.scanCodeCount != 0)
{
oldnow = DateTime.UtcNow;
InputMethods.performSCKeyPress(kvp.Key);
InputMethods.performSCKeyPress(kvpKey);
pressagain = false;
keyshelddown = kvp.Key;
keyshelddown = kvpKey;
}
else
{
oldnow = DateTime.UtcNow;
InputMethods.performKeyPress(kvp.Key);
InputMethods.performKeyPress(kvpKey);
pressagain = false;
keyshelddown = kvp.Key;
keyshelddown = kvpKey;
}
}
else if (gkp.current.toggleCount != 0 || gkp.previous.toggleCount != 0 || gkp.current.repeatCount != 0 || // repeat or SC/VK transition
((gkp.previous.scanCodeCount == 0) != (gkp.current.scanCodeCount == 0))) //repeat keystroke after 500ms
{
if (keyshelddown == kvp.Key)
if (keyshelddown == kvpKey)
{
DateTime now = DateTime.UtcNow;
if (now >= oldnow + TimeSpan.FromMilliseconds(500) && !pressagain)
@ -301,7 +307,7 @@ namespace DS4Windows
if (now >= oldnow + TimeSpan.FromMilliseconds(25) && pressagain)
{
oldnow = now;
InputMethods.performSCKeyPress(kvp.Key);
InputMethods.performSCKeyPress(kvpKey);
}
}
else if (pressagain)
@ -310,7 +316,7 @@ namespace DS4Windows
if (now >= oldnow + TimeSpan.FromMilliseconds(25) && pressagain)
{
oldnow = now;
InputMethods.performKeyPress(kvp.Key);
InputMethods.performKeyPress(kvpKey);
}
}
}
@ -319,12 +325,12 @@ namespace DS4Windows
{
if (gkp.previous.scanCodeCount != 0) // use the last type of VK/SC
{
InputMethods.performSCKeyRelease(kvp.Key);
InputMethods.performSCKeyRelease(kvpKey);
pressagain = false;
}
else
{
InputMethods.performKeyRelease(kvp.Key);
InputMethods.performKeyRelease(kvpKey);
pressagain = false;
}
}