v1.4.4

attic/old_tests/step_stream_test.cpp

@@ -0,0 +1,62 @@
+#include "StarStepInterpolation.hpp"
+#include "StarRandom.hpp"
+
+using namespace Star;
+
+int main(int argc, char** argv) {
+  double serverStep = 0.0;
+  double dataPoint = 0.0;
+
+  StepStream<double> doubleStream;
+  doubleStream.setExtrapolation(15);
+
+  StepTracker stepTracker(6, 0.05);
+
+  // Simulate simple motion with some step skips, jitter, and pauses.
+  for (size_t i = 1; i < 200; ++i) {
+    // Produce a server step point.
+
+    if (i < 90)
+      dataPoint = i * 3;
+    else if (i >= 120 && i < 150)
+      dataPoint = (i - 30) * 3;
+    else if (i >= 150)
+      dataPoint = (270 - i) * 3;
+    else
+      dataPoint = -1.0f;
+
+    size_t doSteps = 0;
+    if (i == 50)
+      doSteps = 9;
+    else if (i == 51 || i == 52)
+      doSteps = 0;
+    else if (i % 11 == 0)
+      doSteps = 4;
+    else if (i % 19 == 0)
+      doSteps = 2;
+    else
+      doSteps = 3;
+
+    serverStep += 3.0;
+
+    // Consume the server point on the client, and do doSteps of client
+    // iterations.
+  
+    stepTracker.heartbeat(serverStep);
+    if (dataPoint >= 0.0f) {
+      doubleStream.addDataPoint(stepTracker.leadStep(), dataPoint);
+      // coutf("%s %s\n", predictedStep, dataPoint);
+    } else {
+      doubleStream.heartbeat(stepTracker.leadStep());
+    }
+
+    for (size_t s = 0; s < doSteps; ++s) {
+      stepTracker.update(stepTracker.currentStep() + 1.0f);
+      doubleStream.setStep(stepTracker.currentStep());
+
+      coutf("%s\n", doubleStream.interpolate());
+    }
+  }
+
+  return 0;
+}