void FixedUpdateBuoyancy(ICollProvider collProvider)
{
float archimedesForceMagnitude = WATER_DENSITY * Mathf.Abs(Physics.gravity.y);
for (int i = 0; i < _forcePoints.Length; i++)
{
FloaterForcePoints point = _forcePoints[i];
var transformedPoint = transform.TransformPoint(point._offsetPosition + new Vector3(0, _centerOfMass.y, 0));
Vector3 undispPos;
if (!collProvider.ComputeUndisplacedPosition(ref transformedPoint, _samplingData, out undispPos))
{
// If we couldn't get wave shape, assume flat water at sea level
undispPos = transformedPoint;
undispPos.y = OceanRenderer.Instance.SeaLevel;
}
Vector3 displaced;
collProvider.SampleDisplacement(ref undispPos, _samplingData, out displaced);
var dispPos = undispPos + displaced;
var heightDiff = dispPos.y - transformedPoint.y;
if (heightDiff > 0)
{
RB.AddForceAtPosition(archimedesForceMagnitude * heightDiff * Vector3.up * point._weight * _forceMultiplier / _totalWeight, transformedPoint);
}
}
}
public bool SampleDisplacement(ref Vector3 worldPos, ref Vector3 displacement)
{
return(_collProvider.SampleDisplacement(ref worldPos, ref displacement));
}
// displacement queries are not cached - only the height computations
public bool SampleDisplacement(ref Vector3 in__worldPos, out Vector3 displacement)
{
return(_collProvider.SampleDisplacement(ref in__worldPos, out displacement));
}
public bool SampleDisplacement(ref Vector3 i_worldPos, SamplingData i_samplingData, out Vector3 o_displacement)
{
return(_collProvider.SampleDisplacement(ref i_worldPos, i_samplingData, out o_displacement));
}
public bool SampleDisplacement(ref Vector3 i_worldPos, out Vector3 o_displacement, float minSpatialLength)
{
return(_collProvider.SampleDisplacement(ref i_worldPos, out o_displacement, minSpatialLength));
}