public void DrawLines(System.Action <Vector3, Vector3> drawLine)
{
var matrix = this.matrix;
var radius = this.radius;
var localLength = (b - a).magnitude;
if (localLength == 0f)
{
localLength = 0.0001f;
}
var localDirection = (b - a) / localLength;
var circle = new Geometry.Circle(
center: a + localDirection * localLength * lengthFraction,
direction: localDirection,
radius: radius,
overrideMatrix: matrix
);
var startPos = matrix.MultiplyPoint3x4(a);
var endPos = matrix.MultiplyPoint3x4(b);
foreach (var point in circle.Points(polySegments))
{
drawLine(startPos, point);
drawLine(point, endPos);
}
foreach (var edge in circle.Segments(polySegments))
{
drawLine(edge.a, edge.b);
}
}
public void Draw(Drawer drawer)
{
var forward = Vector3.forward;
var alpha = 0.3f;
var color = LeapColor.cerulean.WithAlpha(alpha);
// Near surface.
var nearVec = forward * near;
var nearRad = Mathf.Tan(angle / 2f * Mathf.Deg2Rad) * near;
var nearCircle = new Geometry.Circle(center: nearVec,
direction: forward, radius: nearRad, transform: transform);
nearCircle.Draw(drawer, color);
// Far surface.
var farVec = forward * far;
var farRad = Mathf.Tan(angle / 2f * Mathf.Deg2Rad) * far;
var farCircle = new Geometry.Circle(center: farVec,
direction: forward, radius: farRad, transform: transform);
farCircle.Draw(drawer, color);
var nearCirclePoints = nearCircle.Points(7);
var farCirclePoints = farCircle.Points(7);
for (var i = 0; i < 7; i++)
{
nearCirclePoints.MoveNext();
farCirclePoints.MoveNext();
drawer.Line(nearCirclePoints.Current, farCirclePoints.Current);
}
for (var rMult = 0.8f; rMult > 0.1f; rMult -= 0.2f)
{
drawer.color = color.WithAlpha(rMult * rMult * alpha);
nearCircle.radius = nearRad * rMult;
nearCircle.Draw(drawer);
}
for (var rMult = 0.8f; rMult > 0.1f; rMult -= 0.2f)
{
drawer.color = color.WithAlpha(rMult * rMult * alpha);
farCircle.radius = farRad * rMult;
farCircle.Draw(drawer);
}
}
