/// <summary>
/// Computing variables making Quaternion.Look universal for different skeletonal setups
/// </summary>
private void ComputeBonesRotationsFixVariables()
{
if (BaseTransform != null)
{
Quaternion preRot = BaseTransform.rotation;
BaseTransform.rotation = Quaternion.identity;
FromAuto = LeadBone.rotation * -Vector3.forward;
float angl = Quaternion.Angle(Quaternion.identity, LeadBone.rotation);
Quaternion rotateAxis = (LeadBone.rotation * Quaternion.Inverse(Quaternion.FromToRotation(FromAuto, ModelForwardAxis)));
OffsetAuto = Quaternion.AngleAxis(angl, rotateAxis.eulerAngles.normalized).eulerAngles;
BaseTransform.rotation = preRot;
parentalReferenceLookForward = Quaternion.Inverse(LeadBone.parent.rotation) * BaseTransform.rotation * ModelForwardAxis.normalized;
parentalReferenceUp = Quaternion.Inverse(LeadBone.parent.rotation) * BaseTransform.rotation * ModelUpAxis.normalized;
headForward = Quaternion.FromToRotation(LeadBone.InverseTransformDirection(BaseTransform.TransformDirection(ModelForwardAxis.normalized)), Vector3.forward) * Vector3.forward;
}
else
{
Debug.LogWarning("Base Transform isn't defined, so we can't use auto correction!");
}
}
private void Gizmos_DrawBones()
{
if (LeadBone == null)
{
return;
}
Color c = Handles.color;
Color boneColor = new Color(0.075f, .85f, 0.3f, gizmosAlpha * 0.7f);
Handles.color = boneColor;
Vector3 f = BaseTransform.TransformDirection(ModelForwardAxis);
if (LeadBone.childCount > 0)
{
FGUI_Handles.DrawBoneHandle(LeadBone.position, LeadBone.position + BaseTransform.TransformDirection(ModelUpAxis) * Vector3.Distance(LeadBone.position, LeadBone.parent.position) / 2f, f);
}
if (LookBones.Count > 0)
{
// Drawing back-bones
for (int i = 1; i < LookBones.Count; i++)
{
if (LookBones[i].Transform != null)
{
if (LookBones[i] == null)
{
continue;
}
FGUI_Handles.DrawBoneHandle(LookBones[i].Transform.position, LookBones[i - 1].Transform.position, f);
}
}
if (LookBones.Count > 1)
{
FGUI_Handles.DrawBoneHandle(LookBones[1].Transform.position, LeadBone.position, f);
}
}
Handles.SphereHandleCap(0, LeadBone.position, Quaternion.identity, _gizmosDist * 0.025f, EventType.Repaint);
for (int i = 0; i < LeadBone.childCount; i++)
{
Handles.color = new Color(0.8f, .8f, 0.8f, gizmosAlpha * 0.25f);
Handles.DrawDottedLine(LeadBone.position, LeadBone.GetChild(i).position, 2.5f);
Handles.color = new Color(0.8f, .8f, 0.8f, gizmosAlpha * 0.1f);
Handles.SphereHandleCap(0, LeadBone.GetChild(i).position, Quaternion.identity, _gizmosDist * 0.01f, EventType.Repaint);
}
if (LookBones.Count > 1)
{
if (LookBones[LookBones.Count - 1].Transform.parent)
{
Handles.color = new Color(0.8f, .8f, 0.8f, gizmosAlpha * 0.25f);
Handles.DrawDottedLine(LookBones[LookBones.Count - 1].Transform.position, LookBones[LookBones.Count - 1].Transform.parent.position, 3f);
Handles.color = new Color(0.8f, .8f, 0.8f, gizmosAlpha * 0.1f);
Handles.SphereHandleCap(0, LookBones[LookBones.Count - 1].Transform.parent.position, Quaternion.identity, _gizmosDist * 0.01f, EventType.Repaint);
}
}
Handles.color = c;
}
