public static Bounds CalculateLocalBounds(GameObject ob)
{
// from https://forum.unity3d.com/threads/calculating-a-bound-of-a-grouped-model.101121/
Quaternion currentRotation = ob.transform.rotation;
ob.transform.rotation = Quaternion.Euler(0f, 0f, 0f);
Bounds bounds = new Bounds(ob.transform.position, Vector3.zero);
foreach (Renderer renderer in ob.GetComponentsInChildren <Renderer>())
{
if (renderer.gameObject.GetComponent <MText>() != null || renderer.gameObject.transform.parent.GetComponent <MText>() != null)
{
continue; // don't include text elements in bounds calculation
}
//Debug.LogFormat("Encapsulating bounds {0} {1} {2}", renderer.gameObject.name, renderer.bounds.center, renderer.bounds.extents);
bounds.Encapsulate(renderer.bounds);
}
Vector3 localCenter = bounds.center - ob.transform.position;
//Debug.LogFormat("Bounds before inverse scale: {0}", bounds);
bounds.center = Misc.InverseScale(localCenter, ob.transform.localScale);
bounds.extents = Misc.InverseScale(bounds.extents, ob.transform.localScale);
//Debug.Log("The local bounds of this model is " + bounds);
ob.transform.rotation = currentRotation;
return(bounds);
}
public Vector3 convertFromDataToPixelSpace(Vector3 dataCoord, bool doOffset = false)
{
Vector3 dataSpan = new Vector3(XLim[1] - XLim[0], YLim[1] - YLim[0], ZLim[1] - ZLim[0]);
// right now, this setting of local scale doesn't account for any camera rotation
//TODO: compensate localScale and change transform.rotation to match matlab's camera angle
// for now, assume X axis and Y axis, combined with DataAspectRatio define relative scaling
// (this assumption is almost certainly incorrect, but proceed anyways)
var dataWidth = (XLim[1] - XLim[0]);
//TODO: based on camera angle, form critical dimension from weighted combination of directions
// for now, just use x axis
// max size available is only constrained in X/Y (actually, based on camera angle)
var USz = USize;
if (USz[2] == 0)
{
USz[2] = Mathf.Infinity;
}
var axisSz = dataSpan;
axisSz = Misc.InverseScale(axisSz, Misc.ArrayToVec3(DataAspectRatio));
var scale = Misc.VecMin(Misc.InverseScale(USz, axisSz));
axisSz = axisSz * scale;
if (doOffset)
{
Vector3 origin = new Vector3(XLim[0], YLim[0], ZLim[0]);
dataCoord = dataCoord - origin;
}
Vector3 pixelCoord = Vector3.Scale(Misc.InverseScale(dataCoord, dataSpan), axisSz);
if (doOffset)
{
// add offset for axis to be centered inside figure
USz = USize;
pixelCoord = pixelCoord + USz / 2 - axisSz / 2;
pixelCoord.Scale(new Vector3(1, 1, -1)); // correct for Unity's left-handed coordinate system
}
return(pixelCoord);
}
