curves

type CatmullRomCurve struct {
	// contains filtered or unexported fields
}

type CatmullRomCurveParameters struct {
	P0, P1, P2, P3 vector3.Float64
	Alpha          float64
	Epsilon        float64
}

type CatmullRomSpline struct {
	// contains filtered or unexported fields
}

type CatmullRomSplineNode struct {
	Points nodes.Output[[]vector3.Float64] `description:"points that form the curve"`
	Alpha  nodes.Output[float64]           `description:"0.5 for the centripetal spline, 0.0 for the uniform spline, 1.0 for the chordal spline"`
	Closed nodes.Output[bool]              `description:"whether or not to close the curve to form a loop"`
}

type CatmullRomSplineParameters struct {
	Points  []vector3.Float64
	Alpha   float64
	Epsilon float64
	Closed  bool
}

type CubicCurve struct {
	P0, P1, P2, P3 vector3.Float64
}

type Curve interface {
	At(t float64) vector3.Float64
}

type LengthNode struct {
	Spline nodes.Output[Spline]
}

type PositionNode struct {
	Spline   nodes.Output[Spline]
	Distance nodes.Output[float64] `description:"distance along the spline where the point lies"`
}

type PositionsForArrayNode struct {
	Spline    nodes.Output[Spline]
	Distances nodes.Output[[]float64] `description:"distances along the spline where the points lie"`
}

type Spline interface {
	Length() float64
	At(distance float64) vector3.Float64
	Tangent(distance float64) vector3.Float64
}

type TangentNode struct {
	Spline   nodes.Output[Spline]
	Distance nodes.Output[float64] `description:"distance the point is along the spline where we take the tangent"`
}

type TangentsForArrayNode struct {
	Spline nodes.Output[Spline]
	Times  nodes.Output[[]float64] `description:"distances the points are along the spline where we take the tangents"`
}