/// <summary>
/// Performs a circle cast on all world bodies.
/// </summary>
public bool CircleCast(
ref VoltRayCast ray,
Fix64 radius,
ref VoltRayResult result,
VoltBodyFilter filter = null,
int ticksBehind = 0)
{
if (ticksBehind < 0)
{
throw new ArgumentOutOfRangeException("ticksBehind");
}
this.reusableBuffer.Clear();
this.staticBroadphase.CircleCast(ref ray, radius, this.reusableBuffer);
this.dynamicBroadphase.CircleCast(ref ray, radius, this.reusableBuffer);
for (int i = 0; i < this.reusableBuffer.Count; i++)
{
VoltBody body = this.reusableBuffer[i];
if (VoltBody.Filter(body, filter))
{
body.CircleCast(ref ray, radius, ref result, ticksBehind);
if (result.IsContained)
{
return(true);
}
}
}
return(result.IsValid);
}
/// <summary>
/// Finds all bodies intersecting with a given circle.
///
/// Subsequent calls to other Query functions (Point, Circle, Bounds) will
/// invalidate the resulting enumeration from this function.
/// </summary>
public VoltBuffer <VoltBody> QueryCircle(
VoltVector2 origin,
Fix64 radius,
VoltBodyFilter filter = null,
int ticksBehind = 0)
{
if (ticksBehind < 0)
{
throw new ArgumentOutOfRangeException("ticksBehind");
}
this.reusableBuffer.Clear();
this.staticBroadphase.QueryCircle(origin, radius, this.reusableBuffer);
this.dynamicBroadphase.QueryCircle(origin, radius, this.reusableBuffer);
this.reusableOutput.Clear();
for (int i = 0; i < this.reusableBuffer.Count; i++)
{
VoltBody body = this.reusableBuffer[i];
if (VoltBody.Filter(body, filter))
{
if (body.QueryCircle(origin, radius, ticksBehind))
{
this.reusableOutput.Add(body);
}
}
}
return(this.reusableOutput);
}
