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Use Timer object to calculate FPS

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This commit is contained in:
Gold856
2025-04-13 18:08:00 -04:00
committed by Matt Morley
parent 0dfca8c04f
commit a4295275ed
1 changed files with 3 additions and 10 deletions
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13
photon-core/src/main/java/org/photonvision/vision/pipe/impl/CalculateFPSPipe.java
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@@ -24,19 +24,12 @@ import org.photonvision.vision.pipe.CVPipe;
public class CalculateFPSPipe
extends CVPipe<Void, Integer, CalculateFPSPipe.CalculateFPSPipeParams> {
private final LinearFilter fpsFilter = LinearFilter.movingAverage(20);
// roll my own Timer, since this is so trivial
double lastTime = -1;
private final Timer timer = new Timer();
@Override
protected Integer process(Void in) {
if (lastTime < 0) {
lastTime = Timer.getFPGATimestamp();
}
var now = Timer.getFPGATimestamp();
var dtSeconds = now - lastTime;
lastTime = now;
var dtSeconds = timer.get();
timer.reset();
// If < 1 uS between ticks, something is probably wrong
int fps;