public void BuildControlNet(
List <SurfaceControlPoint> controlPoints,
int controlPointsUAxis,
bool looped
)
{
var dataRowsCount = controlPoints.Count / controlPointsUAxis;
var controlPointsVAxis = dataRowsCount + (looped ? 1 : 0);
for (var x = 0; x < controlPointsUAxis; ++x)
{
for (var y = 0; y < controlPointsVAxis; ++y)
{
var ym = y % dataRowsCount;
var fromPoint =
controlPoints[controlPointsUAxis * ym + x].Position;
if (x < controlPointsUAxis - 1)
{
var toPointIndex = controlPointsUAxis * ym + x + 1;
_builder.Connect(fromPoint, NetColor);
_builder.Connect(
controlPoints[toPointIndex].Position,
NetColor
);
_builder.FinishChain();
}
if (y < controlPointsVAxis - 1)
{
var toPointIndex =
controlPointsUAxis * ((ym + 1) % dataRowsCount) + x;
_builder.Connect(fromPoint, NetColor);
_builder.Connect(
controlPoints[toPointIndex].Position,
NetColor
);
_builder.FinishChain();
}
}
}
}
protected void ScanConstantParameter(
Func <int, double> uCoordGenerator,
Func <int, double> vCoordGenerator,
int samples)
{
for (var i = 0; i < samples; ++i)
{
var u = uCoordGenerator(i);
var v = vCoordGenerator(i);
if (_sampledSurface.Trimmer != null &&
!_sampledSurface.Trimmer.VerifyParametrisation(u, v))
{
_builder.FinishChain();
}
else
{
_builder.Connect(_sampledSurface.Evaluate(u, v));
}
}
_builder.FinishChain();
}
