void DrawMultiSelect()
{
Handles.color = Color.blue;
for (int i = 0; i < selectedKnots.Count; i++)
{
if (Handles.Button(spline.transform.TransformPoint(spline.GetKnot(selectedKnots[i]).position), Camera.current.transform.rotation, handleSize, handleSize, Handles.CircleHandleCap))
{
SelectKnot(selectedKnots[i], true);
}
}
Vector3 handlePos = Vector3.zero;
if (Tools.pivotMode == PivotMode.Center)
{
for (int i = 0; i < selectedKnots.Count; i++)
{
handlePos += spline.GetKnot(selectedKnots[i]).position;
}
handlePos /= selectedKnots.Count;
}
else
{
handlePos = spline.GetKnot(activeKnot).position;
}
handlePos = spline.transform.TransformPoint(handlePos);
Handles.PositionHandle(handlePos, Tools.handleRotation);
}
public override object GetValue(NodePort port)
{
object o = base.GetValue(port);
if (o != null)
{
return(o);
}
float resolution = 0;
object obj = GetInputByFieldName("resolution").GetInputValue();
if (obj != null)
{
resolution = (float)obj;
}
else
{
resolution = this.resolution;
}
Bezier3DSpline spline;
if (GetInputByFieldName("spline").TryGetInputValue(out spline))
{
List <Vector2> points = new List <Vector2>();
for (int i = 0; i < spline.KnotCount; i++)
{
Vector3 pos = spline.GetKnot(i).position;
points.Add(new Vector2(pos.x, pos.z));
Bezier3DCurve curve = spline.GetCurve(i);
if (!curve.isLinear)
{
for (int k = 1; k < resolution; k++)
{
float t = (float)k / resolution;
pos = curve.GetPoint(t);
points.Add(new Vector2(pos.x, pos.z));
}
}
}
int[] tris = Triangulate(points);
List <Vector3> verts = points.Select(x => new Vector3(x.x, 0, x.y)).ToList();
List <Vector3> norms = points.Select(x => Vector3.up).ToList();
Mesh mesh = new Mesh();
mesh.vertices = verts.ToArray();
mesh.triangles = tris;
mesh.normals = norms.ToArray();
List <Model> output = new List <Model>();
Material mat = GetInputByFieldName("material").GetInputValue() as Material;
Material[] mats = new Material[] { mat };
output.Add(new Model(mesh, mats));
return(output);
}
return(null);
}
override public void OnInspectorGUI()
{
Bezier3DSpline spline = target as Bezier3DSpline;
ValidateSelected();
EditorGUILayout.LabelField("Spline settings");
EditorGUI.indentLevel = 1;
EditorGUI.BeginChangeCheck();
int steps = spline.cacheDensity;
steps = EditorGUILayout.DelayedIntField("Cache density", steps);
if (EditorGUI.EndChangeCheck())
{
spline.SetCacheDensity(steps);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
}
EditorGUI.BeginChangeCheck();
bool closed = spline.closed;
closed = EditorGUILayout.Toggle(new GUIContent("Closed", "Generate an extra curve, connecting the final point to the first point."), closed);
if (EditorGUI.EndChangeCheck())
{
spline.SetClosed(closed);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
Rect position = EditorGUILayout.GetControlRect(false, 19f, EditorStyles.numberField);
position.xMin += EditorGUIUtility.labelWidth;
Rect flipRect = new Rect(position.x, position.y, position.width, position.height);
if (GUI.Button(flipRect, new GUIContent("Flip", "Flip spline direction.")))
{
spline.Flip();
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
EditorGUI.indentLevel = 0;
EditorGUILayout.Space();
if (activeKnot != -1)
{
EditorGUILayout.LabelField("Selected point");
EditorGUI.indentLevel = 1;
Bezier3DSpline.Knot knot = spline.GetKnot(activeKnot);
position = EditorGUILayout.GetControlRect(false, 19f, EditorStyles.numberField);
position.xMin += EditorGUIUtility.labelWidth;
EditorGUI.BeginChangeCheck();
bool orientation = knot.orientation != null;
Rect orientationRect = new Rect(position.x, position.y, position.height, position.height);
orientation = GUI.Toggle(orientationRect, orientation, new GUIContent("O", "Orientation Anchor"), "Button");
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Toggle Bezier Orientation Anchor");
if (orientation)
{
knot.orientation = Quaternion.identity;
}
else
{
knot.orientation = null;
}
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
EditorGUI.BeginChangeCheck();
bool auto = knot.auto != 0f;
Rect autoRect = new Rect(position.x + position.height + 4, position.y, position.height, position.height);
auto = GUI.Toggle(autoRect, auto, new GUIContent("A", "Auto Handles"), "Button");
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Toggle Bezier Auto Handles");
if (auto)
{
knot.auto = 0.33f;
}
else
{
knot.auto = 0f;
}
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
if (orientation)
{
EditorGUILayout.Space();
EditorGUI.BeginChangeCheck();
Vector3 orientationEuler = knot.orientation.Value.eulerAngles;
orientationEuler = EditorGUILayout.Vector3Field("Orientation", orientationEuler);
if (EditorGUI.EndChangeCheck())
{
knot.orientation = Quaternion.Euler(orientationEuler);
spline.SetKnot(activeKnot, knot);
SceneView.RepaintAll();
}
}
if (auto)
{
EditorGUILayout.Space();
EditorGUI.BeginChangeCheck();
knot.position = EditorGUILayout.Vector3Field("Position", knot.position);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Edit Bezier Point");
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
EditorGUI.BeginChangeCheck();
knot.auto = EditorGUILayout.FloatField("Distance", knot.auto);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Edit Bezier Point");
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
}
else
{
EditorGUILayout.Space();
EditorGUI.BeginChangeCheck();
knot.position = EditorGUILayout.Vector3Field("Position", knot.position);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Edit Bezier Point");
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
EditorGUI.BeginChangeCheck();
knot.handleIn = EditorGUILayout.Vector3Field("Handle in", knot.handleIn);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Edit Bezier Handle");
if (mirror)
{
knot.handleOut = -knot.handleIn;
}
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
EditorGUI.BeginChangeCheck();
knot.handleOut = EditorGUILayout.Vector3Field("Handle out", knot.handleOut);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Edit Bezier Handle");
if (mirror)
{
knot.handleIn = -knot.handleOut;
}
spline.SetKnot(activeKnot, knot);
if (onUpdateSpline != null)
{
onUpdateSpline(spline);
}
SceneView.RepaintAll();
}
}
}
}