public static PivotTransform SFB_PivotUpdate(this PivotTransform pt)
{
//reposition
for (int i = 0; i < pt.vertices.Length; i++)
{
pt.vertices[i] = pt.OriginalVertices[i] + pt.PivotOffset;
}
//rotation
Quaternion PivotRotation = Quaternion.Inverse(pt.OriginalRotation);
for (int i = 0; i < pt.vertices.Length; i++)
{
pt.vertices[i] = PivotRotation * pt.vertices[i];
pt.normals[i] = PivotRotation * pt.normals[i];
Vector3 tangentDir = PivotRotation * pt.tangents[i];
pt.tangents[i] = new Vector4(tangentDir.x, tangentDir.y, tangentDir.z, pt.tangents[i].w);
}
//recalculate and apply
pt.mesh.vertices = pt.vertices;
pt.mesh.normals = pt.normals;
pt.mesh.tangents = pt.tangents;
pt.mesh.RecalculateBounds();
if (pt.Pivot_Transform.GetComponent <Collider>() != null)
{
SFB_RecalculateColliderBounds(pt.mesh.bounds, pt);
}
return(pt);
}
public static PivotTransform SFB_CalcMinMaxOffset(this PivotTransform pt)
{
Vector3 pvo3 = new Vector3();
pt.OuterOffset = Mathf.Clamp(pt.OuterOffset, 1, pt.OuterOffset);
pvo3.x = Mathf.Lerp(pt.mesh.bounds.size.x * pt.OuterOffset, -pt.mesh.bounds.size.x * pt.OuterOffset, (pt.OffsetX + 1) / 2) / 2;
pvo3.y = Mathf.Lerp(pt.mesh.bounds.size.y * pt.OuterOffset, -pt.mesh.bounds.size.y * pt.OuterOffset, (pt.OffsetY + 1) / 2) / 2;
pvo3.z = Mathf.Lerp(pt.mesh.bounds.size.z * pt.OuterOffset, -pt.mesh.bounds.size.z * pt.OuterOffset, (pt.OffsetZ + 1) / 2) / 2;
pt.PivotOffset = pvo3;
return(pt);
}
static void SFB_RecalculateColliderBounds(Bounds b, PivotTransform pt)
{
Collider col = pt.Pivot_Transform.GetComponent <Collider>();
if (col.GetType() == typeof(BoxCollider))
{
pt.Pivot_Transform.GetComponent <BoxCollider>().center = b.center;
}
if (col.GetType() == typeof(SphereCollider))
{
pt.Pivot_Transform.GetComponent <SphereCollider>().center = b.center;
}
if (col.GetType() == typeof(CapsuleCollider))
{
pt.Pivot_Transform.GetComponent <CapsuleCollider>().center = b.center;
}
}
public static PivotTransform SFB_Setup(this PivotTransform pt, bool always = false)
{
if (pt.Pivot_Transform != null)
{
if (pt.ReImport)
{
ReImport(pt.Pivot_Transform.gameObject);
pt.ReImport = false;
}
if (pt.ChangePivot)
{
pt = pt.SFB_CalcMinMaxOffset();
pt = pt.SFB_PivotUpdate();
pt.ChangePivot = false;
}
if (always)
{
pt = pt.SFB_CalcMinMaxOffset();
pt = pt.SFB_PivotUpdate();
}
pt = pt.SFB_PivotReset();
}
return(pt);
}
public static PivotTransform SFB_PivotReset(this PivotTransform pt)
{
if (pt.Pivot_Transform_INT != pt.Pivot_Transform)
{
pt.mesh = pt.Pivot_Transform.GetComponent <MeshFilter>().sharedMesh;
pt.OriginalVertices = pt.mesh.vertices;
pt.vertices = pt.mesh.vertices;
pt.normals = pt.mesh.normals;
pt.tangents = pt.mesh.tangents;
pt.OriginalRotation = pt.Pivot_Transform.localRotation;
Vector3 OriginaPosition = pt.Pivot_Transform.position;
pt.Pivot_Transform.position = Vector3.zero;
//center pivot to model
pt.PivotOffset = pt.Pivot_Transform.position - pt.Pivot_Transform.GetComponent <Renderer>().bounds.center;
pt.SFB_PivotUpdate();
pt.Pivot_Transform.position = OriginaPosition;
pt.OriginalVertices = pt.mesh.vertices;
pt.Pivot_Transform_INT = pt.Pivot_Transform;
}
return(pt);
}
