private static void ShowPoint(Path2D aPathRaw, int aIndex, Selection aSelection, Matrix4x4 aTransform, Matrix4x4 aInvTransform, SerializedProperty aPath, Path2D.Plane aPlane, Plane aEditPlane, PathSnap aSnapMode, float aSmartSnapDist, PathEditorVisuals aVisuals)
{
Handles.color = aVisuals.colorHandle * _activeHandleTint;
Handles.CapFunction cap = aVisuals.capVertex;
if (aVisuals.capVertexTypes != null)
{
cap = aVisuals.capVertexTypes[(int)aPathRaw.GetControls(aIndex).type];
}
Vector3 v = aTransform.MultiplyPoint3x4(Plane(aPathRaw[aIndex], aPlane));
Vector3 nV = Handles.FreeMoveHandle(v,
SceneView.lastActiveSceneView.camera.transform.rotation,
HandleUtility.GetHandleSize(v) * aVisuals.sizeVertex,
Vector3.zero,
cap);
if (nV != v)
{
nV = EditorTools.ProjectPoint(nV, aEditPlane);
nV = aInvTransform.MultiplyPoint3x4(nV);
Vector2 newPos = Deplane(nV, aPlane);
newPos = Snap(aPathRaw[aIndex], newPos, aTransform, aInvTransform, aSnapMode);
if (!Event.current.control && aSmartSnapDist != 0)
{
newPos = SmartSnap(newPos, aPathRaw, aIndex, aSelection.ids, aSmartSnapDist);
}
Vector2 delta = newPos - aPathRaw[aIndex];
aSelection.Each(aIndex, i => aPath.FindPropertyRelative("_points").GetArrayElementAtIndex(i).vector2Value += delta);
GUI.changed = true;
_recentInteract = aIndex;
}
}
private static void ShowHandles(Path2D aPathRaw, int aIndex, Matrix4x4 aTransform, Matrix4x4 aInvTransform, SerializedProperty aPath, bool aShowMeta, bool aUnlock, Path2D.Plane aPlane, Plane aEditPlane, PathEditorVisuals aVisuals)
{
PointControl ctrl = aPathRaw.GetControls(aIndex);
bool locked = ctrl.type == PointType.Locked;
Vector3 at = aTransform.MultiplyPoint3x4(Plane(aPathRaw[aIndex], aPlane));
if (ctrl.type == PointType.Auto || ctrl.type == PointType.AutoSymmetrical || ctrl.type == PointType.Sharp)
{
}
else if (ctrl.type == PointType.CircleCorner)
{
if (aPathRaw.Closed || (aIndex != 0 && aIndex != aPathRaw.Count - 1))
{
float size = HandleUtility.GetHandleSize(at);
float radiusOffset = .2f;
Vector3 end1 = PathUtil.GetRoundedCornerEnd(aIndex, aPathRaw.GetPathRaw(), aPathRaw.GetControls(), aPathRaw.Closed, ctrl.radius, true);
Vector3 end2 = PathUtil.GetRoundedCornerEnd(aIndex, aPathRaw.GetPathRaw(), aPathRaw.GetControls(), aPathRaw.Closed, ctrl.radius, false);
Vector3 normal = Vector2.Lerp(end1.xy() - aPathRaw[aIndex], end2.xy() - aPathRaw[aIndex], 0.5f).normalized;
Vector3 v = aTransform.MultiplyVector(Plane(normal * (ctrl.radius + radiusOffset), aPlane)) + at;
Vector3 nV = Handles.FreeMoveHandle(v,
SceneView.lastActiveSceneView.camera.transform.rotation,
size * aVisuals.sizeControlHandle,
Vector3.zero,
aVisuals.capControlHandle);
if (nV != v)
{
SerializedProperty radius = aPath.FindPropertyRelative("_pointControls").GetArrayElementAtIndex(aIndex).FindPropertyRelative("radius");
nV = EditorTools.ProjectPoint(nV, aEditPlane);
nV -= at;
nV = aInvTransform.MultiplyVector(nV);
Vector2 newPos = Deplane(nV, aPlane);
radius.floatValue = SnapScale(radius.floatValue, Mathf.Max(0, newPos.magnitude - radiusOffset), PathSnap.World);
_recentInteract = aIndex;
GUI.changed = true;
}
if (aShowMeta)
{
string txt = Math.Round(ctrl.radius, 2).ToString();
Handles.Label(v, txt, ShadowStyle);
Handles.Label(v, txt, LabelStyle);
}
}
}
else
{
Vector2 newPos;
Vector3 v = aTransform.MultiplyVector(Plane(ctrl.controlPrev, aPlane)) + at;
Vector3 nV = Handles.FreeMoveHandle(v,
SceneView.lastActiveSceneView.camera.transform.rotation,
HandleUtility.GetHandleSize(v) * aVisuals.sizeControlHandle,
Vector3.zero,
aVisuals.capControlHandle);
if (nV != v)
{
SerializedProperty controlProp = aPath.FindPropertyRelative("_pointControls").GetArrayElementAtIndex(aIndex);
SerializedProperty type = controlProp.FindPropertyRelative("type");
SerializedProperty prev = controlProp.FindPropertyRelative("controlPrev");
nV = EditorTools.ProjectPoint(nV, aEditPlane);
nV -= at;
nV = aInvTransform.MultiplyVector(nV);
newPos = Deplane(nV, aPlane);
prev.vector2Value = SnapRadial(v, prev.vector2Value, newPos, aTransform, aInvTransform, PathSnap.World);
if (aUnlock)
{
ctrl.type = PointType.Free;
type.enumValueIndex = (int)ctrl.type;
}
_recentInteract = aIndex;
GUI.changed = true;
}
if (ctrl.type == PointType.Locked)
{
v = -aTransform.MultiplyVector(Plane(ctrl.controlPrev, aPlane)) + at;
}
else
{
v = aTransform.MultiplyVector(Plane(ctrl.controlNext, aPlane)) + at;
}
nV = Handles.FreeMoveHandle(v,
SceneView.lastActiveSceneView.camera.transform.rotation,
HandleUtility.GetHandleSize(v) * aVisuals.sizeControlHandle,
Vector3.zero,
aVisuals.capControlHandle);
if (nV != v)
{
SerializedProperty controlProp = aPath.FindPropertyRelative("_pointControls").GetArrayElementAtIndex(aIndex);
SerializedProperty type = controlProp.FindPropertyRelative("type");
SerializedProperty prev = controlProp.FindPropertyRelative("controlPrev");
SerializedProperty next = controlProp.FindPropertyRelative("controlNext");
nV = EditorTools.ProjectPoint(nV, aEditPlane);
nV -= at;
nV = aInvTransform.MultiplyVector(nV);
if (aUnlock)
{
ctrl.type = PointType.Free;
type.enumValueIndex = (int)ctrl.type;
}
if (ctrl.type == PointType.Locked)
{
newPos = Deplane(-nV, aPlane);
prev.vector2Value = SnapRadial(v, prev.vector2Value, newPos, aTransform, aInvTransform, PathSnap.World);
}
else
{
newPos = Deplane(nV, aPlane);
next.vector2Value = SnapRadial(v, next.vector2Value, newPos, aTransform, aInvTransform, PathSnap.World);
}
_recentInteract = aIndex;
GUI.changed = true;
}
if (aShowMeta)
{
bool xz = aPlane == Path2D.Plane.XZ;
Vector2 prop2 = (locked?ctrl.controlPrev:ctrl.controlNext);
Vector3 handle1 = aTransform.MultiplyVector(Plane(ctrl.controlPrev, aPlane)) + at;
Vector3 handle2 = (locked?-1:1) * aTransform.MultiplyVector(Plane((locked?ctrl.controlPrev:ctrl.controlNext), aPlane)) + at;
float ang1 = PathUtil.ClockwiseAngle(ctrl.controlPrev, Vector2.right); //Vector2.Angle(prev.vector2Value, Vector2.right);
float ang2 = PathUtil.ClockwiseAngle((locked?-1:1) * prop2, Vector2.right); //Vector2.Angle(prop2.vector2Value, Vector2.right);
float mag1 = ctrl.controlPrev.magnitude;
float mag2 = prop2.magnitude;
Vector3 pos = Vector3.Lerp(handle1, at, 0.5f);
string txt = Math.Round(mag1, 2).ToString();
Handles.Label(pos, txt, ShadowStyle); Handles.Label(pos, txt, LabelStyle);
pos = Vector3.Lerp(handle2, at, 0.5f);
txt = Math.Round(mag2, 2).ToString();
Handles.Label(pos, txt, ShadowStyle); Handles.Label(pos, txt, LabelStyle);
pos = handle1;
txt = "\u00B0" + Mathf.Round(ang1);
Handles.Label(pos, txt, ShadowStyle); Handles.Label(pos, txt, LabelStyle);
pos = handle2;
txt = "\u00B0" + Mathf.Round(ang2);
Handles.Label(pos, txt, ShadowStyle); Handles.Label(pos, txt, LabelStyle);
if (ctrl.type == PointType.Free)
{
if (ang2 < ang1)
{
ang2 += 360;
}
float ang = ang2 - ang1;
float halfAng = ang1 + ang / 2;
float arcRadius = HandleUtility.GetHandleSize(at) * aVisuals.sizeVertex * 1.75f;
Vector3 centerArc = new Vector3(Mathf.Cos(halfAng * Mathf.Deg2Rad), Mathf.Sin(halfAng * Mathf.Deg2Rad), 0);
if (xz)
{
centerArc = new Vector3(centerArc.x, 0, centerArc.y);
}
centerArc = aTransform.MultiplyVector(centerArc);
var centeredStyle = new GUIStyle(GUI.skin.label);
centeredStyle.contentOffset = new Vector2(-9, -9);
centeredStyle.normal.textColor = new Color(0, 0, 0, 0.5f);
Handles.Label(at + centerArc * arcRadius * 2f, "\u00B0" + Mathf.Round(ang), centeredStyle);
centeredStyle.contentOffset = new Vector2(-10, -10);
centeredStyle.normal.textColor = Color.white;
Handles.Label(at + centerArc * arcRadius * 2f, "\u00B0" + Mathf.Round(ang), centeredStyle);
Handles.DrawWireArc(at, aPlane == Path2D.Plane.XY?Vector3.forward:Vector3.up, ((xz?handle2:handle1) - at).normalized, ang, arcRadius);
}
}
}
}