public static void LoadFakeEarthScenario(GravitySim sim)
{
sim.ClearSim();
sim.AddBody(1.0, 2.0, 1, GravitySim.bodyStartPosition.screenTop);
sim.AddBody(1000.0, 20.0, 7, GravitySim.bodyStartPosition.screenBottom);
sim.SetMonitoredBody(0);
sim.SetMonitoredValues();
}
public static void LoadTwoBodiesScenario(GravitySim sim)
{
sim.ClearSim();
sim.AddBody(1.0, 1.0, 3, GravitySim.bodyStartPosition.stageLeft, new Point(-10000.0, 10000.0));
sim.AddBody(333000.0, 20.0, 1, GravitySim.bodyStartPosition.stageRight);
sim.SetMonitoredBody(0);
sim.SetMonitoredValues();
}
const double defaultStepInterval = 1.0 / 8.0; // powers of two for numerical stability (divisions)
public MainPage()
{
InitializeComponent();
dispatcher = CoreWindow.GetForCurrentThread().Dispatcher;
sim = new GravitySim(backgroundCanvas, this);
rand = new Random();
simRunning = false;
SetRunPauseButton(!simRunning);
firstRun = true;
}
/*
* public static void LoadFiveBodiesScenario(GravitySim sim)
* {
* sim.ClearSim();
* sim.AddBody(1.0, 3.0, 3, GravitySim.bodyStartPosition.stageLeft);
* sim.AddBody(1.0, 3.0, 2, GravitySim.bodyStartPosition.stageTop);
* sim.AddBody(1.0, 3.0, 1, GravitySim.bodyStartPosition.stageRight);
* sim.AddBody(1.0, 3.0, 7, GravitySim.bodyStartPosition.stageBottom);
* sim.AddBody(1.0, 5.0, 6, GravitySim.bodyStartPosition.centerOfTheUniverse);
* sim.SetMonitoredBody(0);
* sim.SetMonitoredValues();
* }
* */
public static void LoadFourBodiesScenario(GravitySim sim)
{
sim.ClearSim();
sim.AddBody(1.0, 4.0, 3, GravitySim.bodyStartPosition.stageLeft);
sim.AddBody(1.0, 4.0, 2, GravitySim.bodyStartPosition.stageTop);
sim.AddBody(1.0, 4.0, 1, GravitySim.bodyStartPosition.stageRight);
sim.AddBody(1.0, 4.0, 7, GravitySim.bodyStartPosition.stageBottom);
sim.SetMonitoredBody(0);
sim.SetMonitoredValues();
// sim.SetCheckSim(true);
sim.SetSimRounding(3);
}
public static void LoadThreeHundredRandomBodies(GravitySim sim)
{
Random rand = new Random();
sim.ClearSim();
for (int i = 0; i < 200; i++)
{
sim.AddBody(1.0, rand.NextDouble() * 4.0 + 1.0, rand.Next(SimRender.firstColorIndex, SimRender.lastColorIndex), GravitySim.bodyStartPosition.randomScreenPosition);
}
sim.SetMonitoredBody(0);
sim.SetMonitoredValues();
}
public static void LoadNineBodiesScenario(GravitySim sim)
{
const double baseSize = 3.0d;
sim.ClearSim();
sim.AddBody(1.0, baseSize, 3, GravitySim.bodyStartPosition.stageLeft);
sim.AddBody(1.0, baseSize, 2, GravitySim.bodyStartPosition.stageTop);
sim.AddBody(1.0, baseSize, 1, GravitySim.bodyStartPosition.stageRight);
sim.AddBody(9.0, baseSize * 3.0, 7, GravitySim.bodyStartPosition.stageBottom);
sim.AddBody(1.0, baseSize, 4, GravitySim.bodyStartPosition.stageTopLeft);
sim.AddBody(1.0, baseSize, 5, GravitySim.bodyStartPosition.stageTopRight);
sim.AddBody(1.0, baseSize, 6, GravitySim.bodyStartPosition.stageBottomRight);
sim.AddBody(1.0, baseSize, 8, GravitySim.bodyStartPosition.stageBottomLeft);
sim.AddBody(4.0, baseSize * 2.0, 9, GravitySim.bodyStartPosition.centerOfTheUniverse);
sim.SetMonitoredBody(0);
sim.SetMonitoredValues();
// sim.SetCheckSim(true);
sim.SetSimRounding(2);
}
public static void LoadOneHundredBodiesCircularCluster(GravitySim sim)
{
Random rand = new Random();
sim.ClearSim();
for (int i = 0; i < 100; i++)
{
double size = rand.NextDouble() * 3.0 + 1.0; // TBD: Try mass as square of size
if (size > 3.0)
{
size += (size - 3.0) * 2.0;
}
sim.AddBody(size, /* rand.NextDouble() * 4.0 + 1.0*/ size, rand.Next(SimRender.firstColorIndex, SimRender.lastColorIndex), GravitySim.bodyStartPosition.randomCircularCluster);
}
sim.SetMonitoredBody(0);
sim.SetMonitoredValues();
}
void Awake()
{
Instance = this;
}
