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DeviceVisualizer - reduce allocations

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This commit is contained in:
Diogo Trindade 2023-06-06 12:00:05 +01:00
parent 70b6035b0d
commit 06e6075c4d
1 changed files with 10 additions and 7 deletions
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17
src/Artemis.UI.Shared/Controls/DeviceVisualizer.cs
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@ -120,23 +120,26 @@ public class DeviceVisualizer : Control
if (Device == null)
return false;
Color[] state = new Color[Device.RgbDevice.Count()];
bool difference = _previousState.Length != state.Length;
bool difference = false;
int newLedCount = Device.RgbDevice.Count();
if (_previousState.Length != newLedCount)
{
_previousState = new Color[newLedCount];
difference = true;
}
// Check all LEDs for differences and copy the colors to a new state
int index = 0;
foreach (Led led in Device.RgbDevice)
{
if (!difference && !led.Color.Equals(_previousState[index]))
if (_previousState[index] != led.Color)
difference = true;
state[index] = led.Color;
_previousState[index] = led.Color;
index++;
}
// Store the new state for next time
_previousState = state;
return difference;
}