/// <summary>Handle developer relative postiion adjustment</summary>
/// <param name="preset"></param>
/// <returns></returns>
internal static bool OnSceneHandlePosition(Preset preset)
{
bool changed = false;
// Visualize handler's
if (Tools.current == Tool.Move)
{
Tools.hidden = true;
Quaternion handlerQuat = (Tools.pivotRotation == PivotRotation.Global) ? Quaternion.identity : preset.transform.rotation;
// Camera position handler
float
radius = preset.m_VirtualPosition.m_Camera.m_Coordinates.radius;
Transform
tran = preset.Instance.m_ChaseTargetOffsetHandler.transform;
Vector3
org = tran.position.PointOnDistance((preset.Instance.m_PitchHandler.transform.forward * radius), radius),
edit = Handles.PositionHandle(org, handlerQuat),
ld1 = tran.InverseTransformPoint(org),
ld2 = tran.InverseTransformPoint(edit);
if (!edit.Equals(org))
{
Undo.RecordObject(preset, "Change Camera coordinates" + preset.GetInstanceID());
SphericalCoordinates
sc1 = SphericalCoordinates.RelativeToTarget(ld1, Vector3.zero),
sc2 = SphericalCoordinates.RelativeToTarget(ld2, Vector3.zero);
preset.Instance.YawDegree = preset.m_VirtualPosition.m_Camera.m_Coordinates.Yaw += sc1.Yaw - sc2.Yaw;
preset.Instance.PitchDegree = preset.m_VirtualPosition.m_Camera.m_Coordinates.Pitch += sc1.Pitch - sc2.Pitch;
preset.Instance.OrbitDistance = preset.m_VirtualPosition.m_Camera.m_Coordinates.radius = sc2.radius;
preset.m_Editing = true;
changed = true;
}
// ExtendLookAt handler
if (preset.m_VirtualPosition.m_EnableLookTarget)
{
radius = preset.m_VirtualPosition.m_LookTarget.m_Coordinates.radius;
tran = preset.Instance.m_PitchLookAtHandler.transform;
org = tran.position.PointOnDistance((tran.forward * radius), radius);
edit = Handles.PositionHandle(org, handlerQuat);
ld1 = tran.InverseTransformPoint(org);
ld2 = tran.InverseTransformPoint(edit);
if (!edit.Equals(org))
{
Undo.RecordObject(preset, "Change lookAt coordinates" + preset.GetInstanceID());
SphericalCoordinates
sc1 = SphericalCoordinates.RelativeToTarget(ld1, Vector3.zero),
sc2 = SphericalCoordinates.RelativeToTarget(ld2, Vector3.zero);
preset.Instance.YawLookAtDegree = preset.m_VirtualPosition.m_LookTarget.m_Coordinates.Yaw += sc1.Yaw - sc2.Yaw;
preset.Instance.PitchLookAtDegree = preset.m_VirtualPosition.m_LookTarget.m_Coordinates.Pitch += sc1.Pitch - sc2.Pitch;
preset.Instance.OrbitLookAtDistance = preset.m_VirtualPosition.m_LookTarget.m_Coordinates.radius = sc2.radius;
preset.m_Editing = true;
changed = true;
}
}
}
return(changed);
}