public override void Undo()
{
base.Undo();
StrokeObject.SetActive(true);
}
public override void Redo()
{
base.Redo();
StrokeObject.SetActive(false);
}
private void updateMeshRepresentation()
{
// Index + Thumb points -> StrokePoints in a StrokeObject.
if (_strokeObj == null)
{
_strokeObj = gameObject.AddComponent <StrokeObject>();
}
// Get color via Ucon wiring.
var brushColor = colorChannelIn.Get();
_strokeObj.Clear();
for (int i = 1; i < indexPoints.Count; i++)
{
var avgPos = (indexPoints[i] + thumbPoints[i]) * 0.5f;
var prevAvgPos = (indexPoints[i - 1] + thumbPoints[i - 1]) * 0.5f;
var right = (indexPoints[i] - thumbPoints[i]).normalized;
var forward = (avgPos - prevAvgPos).normalized;
if ((avgPos - prevAvgPos).sqrMagnitude < 1e-7f)
{
continue;
}
var up = Vector3.Cross(right, forward).normalized;
var rot = Quaternion.LookRotation(forward, up);
var radius = (indexPoints[i] - thumbPoints[i]).magnitude * 0.3f;
var strokePoint = new StrokePoint()
{
pose = new Pose(avgPos, rot),
color = brushColor,
radius = radius,
temp_refFrame = Matrix4x4.identity
};
_strokeObj.Add(strokePoint);
}
// StrokeObjects -> PolyMesh.
fillPolyMeshObject.polyMesh.Clear();
var positions = Pool <List <Vector3> > .Spawn(); positions.Clear();
var polygons = Pool <List <Polygon> > .Spawn(); polygons.Clear();
var smoothEdges = Pool <List <Edge> > .Spawn(); smoothEdges.Clear();
var colors = Pool <List <Color> > .Spawn(); colors.Clear();
try {
strokePolyMesher.FillPolyMeshData(_strokeObj,
positions, polygons, smoothEdges, colors);
fillPolyMeshObject.polyMesh.Fill(positions, polygons, smoothEdges, colors);
}
finally {
positions.Clear(); Pool <List <Vector3> > .Recycle(positions);
polygons.Clear(); Pool <List <Polygon> > .Recycle(polygons);
smoothEdges.Clear(); Pool <List <Edge> > .Recycle(smoothEdges);
colors.Clear(); Pool <List <Color> > .Recycle(colors);
}
// Refresh the Unity mesh representation of the PolyMeshObject.
fillPolyMeshObject.RefreshUnityMesh();
}