/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object can be used to retrieve data from input parameters and
/// to store data in output parameters.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
GH_Box box = null;
if (!DA.GetData(0, ref box)) return;
GH_Integer nx = null;
if (!DA.GetData(1, ref nx)) return;
GH_Integer ny = null;
if (!DA.GetData(2, ref ny)) return;
GH_Integer nz = null;
DA.GetData(3, ref nz);
List<GH_Number> vals = new List<GH_Number>();
DA.GetDataList(4, vals);
if (nz == null)
{
var d = box.Value.BoundingBox.ToInterval2d();
var f = new GridScalarField2d(d, nx.Value, ny.Value, _wrapX, _wrapY, _sample);
// set values
if (vals != null)
{
if (vals.Count == 1)
f.Set(vals[0].Value);
else
f.Set(vals.Select(x => x.Value));
}
DA.SetData(0, new GH_ObjectWrapper(f));
}
else
{
var d = box.Value.BoundingBox.ToInterval3d();
var f = new GridScalarField3d(d, nx.Value, ny.Value, nz.Value, _wrapX, _wrapY, _wrapZ, _sample);
// set values
if (vals != null)
{
if (vals.Count == 1)
f.Set(vals[0].Value);
else
f.Set(vals.Select(x => x.Value));
}
DA.SetData(0, new GH_ObjectWrapper(f));
}
}
/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
GH_ObjectWrapper costGoo = null;
if (!DA.GetData(0, ref costGoo))
{
return;
}
List <GH_Integer> sources = new List <GH_Integer>();
if (!DA.GetDataList(1, sources))
{
return;
}
int metric = -1;
if (!DA.GetData(2, ref metric))
{
return;
}
var cost = (GridScalarField2d)costGoo.Value;
var dist = new GridScalarField2d(cost);
switch (metric)
{
case 0:
FieldSim.GeodesicDistanceL1(cost, sources.Select(x => x.Value), dist.Values);
break;
case 1:
FieldSim.GeodesicDistanceL2(cost, sources.Select(x => x.Value), dist.Values);
break;
default:
throw new NotSupportedException("The specified distance metric is not supported.");
}
DA.SetData(0, new GH_ObjectWrapper(dist));
}