public void Update()
{
lock (UpdateLock)
{
var tries = 5;
try
{
if (_reindexStatic)
{
_space.ReindexStatic();
_reindexStatic = false;
}
_space.Step(Game.TickDurationMs * 0.001f);
AssureLimits();
RecheckCollisions();
}
catch (Exception exception)
{
Log.Error(exception);
tries--;
if (tries <= 0)
{
throw;
}
}
}
}
private void update(cpSpace space, float dt)
{
bool jumpState = (key.y > 0.0f);
if (jumpState && !lastJumpState && grounded)
{
float jump_v = cp.cpfsqrt((float)2.0 * JUMP_HEIGHT * GRAVITY);
mPlayerBody.v = cpVect.cpvadd(mPlayerBody.v, new cpVect(0.0f, jump_v));
remainingBoost = JUMP_BOOST_HEIGHT / jump_v;
}
space.Step(dt);
remainingBoost -= dt;
lastJumpState = jumpState;
}
static void Main(string[] args)
{
cpSpace space = new cpSpace();
space.SetGravity(new cpVect(0, -100));
cpShape shape = cpShape.NewSegment(space.StaticBody, new cpVect(-20, 5), new cpVect(20, -5), 0);
shape.SetFriction(1);
space.AddShape(shape);
double radius = 5;
double mass = 1;
double moment = cpUtil.MomentForCircle(mass, 0, radius, cpVect.Zero);
cpBody ballBody = new cpBody(mass, moment);
space.AddBody(ballBody);
ballBody.Position = new cpVect(0, 15);
cpShape ballShape = cpShape.NewCircle(ballBody, radius, cpVect.Zero);
space.AddShape(ballShape);
ballShape.SetFriction(0.7);
double timeStep = 1 / 60d;
for (double time = 0; time < 2; time += timeStep)
{
cpVect pos = ballBody.Position;
cpVect vel = ballBody.Velocity;
Console.WriteLine("Time is {0:F2}. ballBody is at ({1:F2}, {2:F2}). It's velocity is ({3:F2}, {4:F2})",
time, pos.X, pos.Y, vel.X, vel.Y
);
space.Step(timeStep);
}
Console.ReadKey();
}
protected override void OnUpdate(long tick)
{
spc.Step(1 / 60);
square.Update(tick);
ground.Update(tick);
}
} // 0 == _space.locked ? false : true; }
public void Step(float delta)
{
_space.Step(delta);
}