Initial commit

flix/time.ino

@@ -0,0 +1,51 @@
+// Copyright (c) 2023 Oleg Kalachev <okalachev@gmail.com>
+// Repository: https://github.com/okalachev/flix
+
+const uint32_t MS = 1000;
+const uint32_t S = 1000000;
+
+static uint32_t stepsPerSecondCurrent;
+static uint32_t stepsPerSecondCurrentLast;
+
+void setupTime()
+{
+	startTime = micros();
+}
+
+void step() {
+	steps++;
+	auto time = micros();
+
+	if (stepTime == 0) { // first step
+		stepTime = time;
+	}
+
+	dt = (time - stepTime) / 1000000.0;
+	stepTime = time;
+
+	// compute steps per seconds
+	stepsPerSecondCurrent++;
+	if (time - stepsPerSecondCurrentLast >= 1000000) {
+		stepsPerSecond = stepsPerSecondCurrent;
+		stepsPerSecondCurrent = 0;
+		stepsPerSecondCurrentLast = time;
+	}
+}
+
+void _step() {
+	steps++;
+	auto currentStepTime = micros();
+	if (stepTime == 0) {
+		stepTime = currentStepTime;
+	}
+	dt = (currentStepTime - stepTime) / 1000000.0;
+	stepTime = currentStepTime;
+
+	// compute steps per second, TODO: move to func
+	stepsPerSecondCurrent++;
+	if (stepTime - stepsPerSecondCurrentLast >= 1000000) {
+		stepsPerSecond = stepsPerSecondCurrent;
+		stepsPerSecondCurrent = 0;
+		stepsPerSecondCurrentLast = stepTime;
+	}
+}