public static void DrawCurveLinesGizmos(IBezier3DSplineData splineData, Transform transform = null)
{
Gizmos.color = Color.white;
//Loop through each curve in spline
var segments = splineData.InterpolationStepsPerCurve;
var spacing = 1f / segments;
for (var i = 0; i < splineData.CurveCount; i++)
{
var curve = splineData.GetCurve(i);
//Get curve in world space
Vector3 a, b, c, d;
if (transform != null)
{
a = transform.TransformPoint(curve.StartPoint);
b = transform.TransformPoint(curve.FirstHandle + curve.StartPoint);
c = transform.TransformPoint(curve.SecondHandle + curve.EndPoint);
d = transform.TransformPoint(curve.EndPoint);
}
else
{
a = curve.StartPoint;
b = curve.FirstHandle + curve.StartPoint;
c = curve.SecondHandle + curve.EndPoint;
d = curve.EndPoint;
}
var prev = Bezier3DCurve.GetPoint(
a,
b,
c,
d,
0f);
for (var k = 0; k <= segments; k++)
{
var cur = Bezier3DCurve.GetPoint(
a,
b,
c,
d,
k * spacing);
Gizmos.DrawLine(prev, cur);
prev = cur;
}
}
}
