public SimplecticPoint3(SimplecticPoint2 source, long z_cell, double z_offset)
{
x_cell = source.x_cell;
y_cell = source.y_cell;
this.z_cell = z_cell;
x_offset = source.x_offset;
y_offset = source.y_offset;
this.z_offset = z_offset;
}
private double gradient(SimplecticPoint2 p)
{
var attn = simplex_size - p.x_offset * p.x_offset - p.y_offset * p.y_offset;
if (attn > 0.0)
{
var g = GradientGet2(SeedGet2(p.x_cell, p.y_cell));
var attn2 = attn * attn;
return attn2 * attn2 * (p.x_offset * g.X + p.y_offset * g.Y);
}
else
{
return 0.0;
}
}
