protected void GridToParticle()
{
var sampler = new MacVectorGrid2DSampler();
for (var i = 0; i < this.CPUData.Length; ++i)
{
var pos = this.CPUData[i].position;
var vel = sampler.Sample(this.velocity, pos);
this.CPUData[i].velocity = vel;
}
}
static public Vector2 Infnorm(UnityFluid.FaceCenterdVectorGrid2D grid)
{
float ru = 0, rv = 0;
grid.ForEachuData((ref float value, int i, int j) =>
{
if (!(Mathf.Abs(value) <= ru))
{
ru = Mathf.Abs(value);
}
});
grid.ForEachvData((ref float value, int i, int j) =>
{
if (!(Mathf.Abs(value) <= rv))
{
rv = Mathf.Abs(value);
}
});
//Debug.Log(ru + " " + rv);
return(new Vector2(ru, rv));
}
protected void InitData()
{
Grid2DConfigure config = new Grid2DConfigure();
config.CellSize = new Vector2(cellSpace, cellSpace);
config.Resolution = this.gridSize;
this.velocity = factory.MakeGrid2D(GridFactory.CenterType.FaceCentered, GridFactory.DataType.Vector, config) as FaceCenterdVectorGrid2D;
this.savedVelocity = factory.MakeGrid2D(GridFactory.CenterType.FaceCentered, GridFactory.DataType.Vector, config) as FaceCenterdVectorGrid2D;
//this.weightSum = factory.MakeGrid2D(GridFactory.CenterType.FaceCentered, GridFactory.DataType.Vector, config) as FaceCenteredGrid2D;
this.pressure = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
this.marker = factory.MakeGrid2Di(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2Di;
this.phi = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
this.poisson = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Vector, config) as CellCenteredVectorGrid2D;
this.preconditioner = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
this.mField = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
this.r = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
this.z = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
this.s = factory.MakeGrid2D(GridFactory.CenterType.CellCentered, GridFactory.DataType.Scalar, config) as CellCenteredScalarGrid2D;
}
