public static sbyte DrawAxisHandle(Vector3 handlePosition, sbyte voxPosition, NPVoxToUnity npVoxToUnity, Vector3 axis)
{
int controlID = GUIUtility.GetControlID(FocusType.Passive);
Handles.DotCap(controlID, handlePosition, Quaternion.identity, npVoxToUnity.VoxeSize.x * 0.25f);
Vector3 screenPosition = Handles.matrix.MultiplyPoint(handlePosition);
switch (Event.current.GetTypeForControl(controlID))
{
case EventType.Layout:
HandleUtility.AddControl(
controlID,
HandleUtility.DistanceToCircle(screenPosition, npVoxToUnity.VoxeSize.x * 0.25f * (1 + npVoxToUnity.UnityVoxModelSize.x))
);
break;
case EventType.MouseDown:
if (HandleUtility.nearestControl == controlID)
{
mouseStartPos = Event.current.mousePosition;
startCoord = voxPosition;
// Respond to a press on this handle. Drag starts automatically.
GUIUtility.hotControl = controlID;
Event.current.Use();
}
break;
case EventType.MouseUp:
if (GUIUtility.hotControl == controlID)
{
// Respond to a release on this handle. Drag stops automatically.
GUIUtility.hotControl = 0;
Event.current.Use();
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == controlID)
{
// Do whatever with mouse deltas here
GUI.changed = true;
float transl = HandleUtility.CalcLineTranslation(mouseStartPos, Event.current.mousePosition, handlePosition, axis);
sbyte result;
if (axis == Vector3.forward)
{
result = (sbyte)(startCoord + npVoxToUnity.ToVoxDirection(Vector3.forward * transl).Z);
}
else if (axis == Vector3.right)
{
result = (sbyte)(startCoord + npVoxToUnity.ToVoxDirection(Vector3.right * transl).X);
}
else
{
result = (sbyte)(startCoord + npVoxToUnity.ToVoxDirection(Vector3.up * transl).Y);
}
if (result != voxPosition)
{
SceneView.RepaintAll();
return(result);
}
}
break;
}
return(voxPosition);
}
public static NPVoxCoord DrawVoxelHandle(Vector3 handlePosition, NPVoxCoord voxPosition, NPVoxToUnity npVoxToUnity)
{
int controlID = GUIUtility.GetControlID(FocusType.Passive);
// if(HandleUtility.nearestControl == controlID)
// {
// Handles.color = Color.yellow;
// }
// else
// {
// Handles.color = Color.white;
// }
Handles.DotCap(controlID, handlePosition, Quaternion.identity, npVoxToUnity.VoxeSize.x * 0.25f);
Vector3 screenPosition = Handles.matrix.MultiplyPoint(handlePosition);
switch (Event.current.GetTypeForControl(controlID))
{
case EventType.Layout:
HandleUtility.AddControl(
controlID,
HandleUtility.DistanceToCircle(screenPosition, npVoxToUnity.VoxeSize.x * 0.25f)
);
break;
case EventType.MouseDown:
if (HandleUtility.nearestControl == controlID && Event.current.button == 0)
{
mouseStartPos = Event.current.mousePosition;
startCoordVox = voxPosition;
// Respond to a press on this handle. Drag starts automatically.
GUIUtility.hotControl = controlID;
Event.current.Use();
}
break;
case EventType.MouseUp:
if (GUIUtility.hotControl == controlID)
{
// Respond to a release on this handle. Drag stops automatically.
GUIUtility.hotControl = 0;
Event.current.Use();
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == controlID)
{
// Do whatever with mouse deltas here
GUI.changed = true;
Vector3 pos = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition).origin - HandleUtility.GUIPointToWorldRay(mouseStartPos).origin;
NPVoxCoord result = startCoordVox + npVoxToUnity.ToVoxDirection(pos);
if (!result.Equals(voxPosition))
{
SceneView.RepaintAll();
return(result);
}
}
break;
}
return(voxPosition);
}
