void OnSceneGUI()
{
Handles.color = targetColor;
Inspector.SphereCap(0, script.transform.position, Quaternion.identity, size);
DrawChildrenRecursive(script.transform);
if (script.pivot != null)
{
Handles.color = pivotColor;
GUI.color = pivotColor;
Inspector.SphereCap(0, script.pivot.position, Quaternion.identity, size);
if (script.rotationMode == InteractionTarget.RotationMode.TwoDOF)
{
Vector3 twistAxisWorld = script.pivot.rotation * script.twistAxis.normalized * size * 40;
Handles.DrawLine(script.pivot.position, script.pivot.position + twistAxisWorld);
Inspector.SphereCap(0, script.pivot.position + twistAxisWorld, Quaternion.identity, size);
Inspector.CircleCap(0, script.pivot.position, Quaternion.LookRotation(twistAxisWorld), size * 20);
Handles.Label(script.pivot.position + twistAxisWorld, twistAxisLabel);
}
}
Handles.color = Color.white;
GUI.color = Color.white;
}
void OnSceneGUI()
{
// Set defaultLocalRotation so that the initial local rotation will be the zero point for the rotation limit
if (!Application.isPlaying)
{
script.defaultLocalRotation = script.transform.localRotation;
}
if (script.axis == Vector3.zero)
{
return;
}
// Quick Editing Tools
Handles.BeginGUI();
GUILayout.BeginArea(new Rect(10, Screen.height - 100, 200, 50), "Rotation Limit Hinge", "Window");
// Rotating display
if (GUILayout.Button("Rotate display 90 degrees"))
{
if (!Application.isPlaying)
{
Undo.RecordObject(script, "Rotate Display");
}
script.zeroAxisDisplayOffset += 90;
if (script.zeroAxisDisplayOffset >= 360)
{
script.zeroAxisDisplayOffset = 0;
}
}
GUILayout.EndArea();
Handles.EndGUI();
// Normalize the main axes
Vector3 axis = Direction(script.axis.normalized);
Vector3 cross = Direction(Quaternion.AngleAxis(script.zeroAxisDisplayOffset, script.axis) * script.crossAxis.normalized);
// Axis vector
DrawArrow(script.transform.position, axis, colorDefault, "Axis", 0.02f);
if (script.useLimits)
{
// Zero rotation vector
DrawArrow(script.transform.position, cross * 0.5f, colorDefault, " 0", 0.02f);
// Arcs for the rotation limit
Handles.color = colorDefaultTransparent;
Handles.DrawSolidArc(script.transform.position, axis, cross, script.min, 0.5f);
Handles.DrawSolidArc(script.transform.position, axis, cross, script.max, 0.5f);
}
Handles.color = colorDefault;
GUI.color = colorDefault;
Inspector.CircleCap(0, script.transform.position, Quaternion.LookRotation(axis, cross), 0.5f);
if (!script.useLimits)
{
return;
}
// Handles for adjusting rotation limits in the scene
Quaternion minRotation = Quaternion.AngleAxis(script.min, axis);
Handles.DrawLine(script.transform.position, script.transform.position + minRotation * cross);
Quaternion maxRotation = Quaternion.AngleAxis(script.max, axis);
Handles.DrawLine(script.transform.position, script.transform.position + maxRotation * cross);
// Undoable scene handles
float min = script.min;
min = DrawLimitHandle(min, script.transform.position + minRotation * cross, Quaternion.identity, 0.5f, "Min", -10);
if (min != script.min)
{
if (!Application.isPlaying)
{
Undo.RecordObject(script, "Min Limit");
}
script.min = min;
}
float max = script.max;
max = DrawLimitHandle(max, script.transform.position + maxRotation * cross, Quaternion.identity, 0.5f, "Max", 10);
if (max != script.max)
{
if (!Application.isPlaying)
{
Undo.RecordObject(script, "Max Limit");
}
script.max = max;
}
Handles.color = Color.white;
GUI.color = Color.white;
}
private void DrawCameraPosition(InteractionTrigger.Range range, int index)
{
if (range.cameraPosition.lookAtTarget == null)
{
return;
}
Vector3 labelPosition = range.cameraPosition.lookAtTarget.transform.position - Vector3.up * index * 0.05f;
if (range.cameraPosition.direction == Vector3.zero)
{
Handles.Label(labelPosition, "Camera Position direction is Vector3.zero for Range" + index.ToString() + ": " + range.name);
return;
}
if (range.cameraPosition.maxAngle <= 0f)
{
Handles.Label(labelPosition, "Camera Position max angle is zero for Range" + index.ToString() + ": " + range.name);
return;
}
range.cameraPosition.maxDistance = Mathf.Max(range.cameraPosition.maxDistance, 0f);
if (range.cameraPosition.maxDistance <= 0f)
{
Handles.Label(labelPosition, "Camera Position Max Distance is zero for Range" + index.ToString() + ": " + range.name);
return;
}
Quaternion targetRotation = range.cameraPosition.GetRotation();
Vector3 position = range.cameraPosition.lookAtTarget.transform.position;
Vector3 direction = targetRotation * range.cameraPosition.direction;
direction = direction.normalized * range.cameraPosition.maxDistance;
Handles.DrawLine(position, position + direction);
Inspector.DotCap(0, position + direction, Quaternion.identity, 0.005f);
Handles.Label(position + direction * 1.1f, "Camera Position for Range " + index.ToString() + ": " + range.name);
if (range.cameraPosition.maxAngle >= 180f)
{
return;
}
float r = Mathf.Sin(range.cameraPosition.maxAngle * Mathf.Deg2Rad) * range.cameraPosition.maxDistance;
float d = Mathf.Cos(range.cameraPosition.maxAngle * Mathf.Deg2Rad) * range.cameraPosition.maxDistance;
Quaternion rotation = targetRotation * Quaternion.LookRotation(range.cameraPosition.direction);
Inspector.CircleCap(0, position + direction.normalized * d, rotation, r);
if (SceneView.lastActiveSceneView != null && SceneView.lastActiveSceneView.camera != null)
{
//Vector3 c = Vector3.Cross(direction, SceneView.lastActiveSceneView.camera.transform.forward);
Vector3 c = Vector3.Cross(direction, (range.cameraPosition.lookAtTarget.transform.position - SceneView.lastActiveSceneView.camera.transform.position).normalized);
c = Vector3.Cross(direction, c);
Quaternion dirRotation = Quaternion.AngleAxis(range.cameraPosition.maxAngle, c);
Vector3 dir3 = dirRotation * direction;
Handles.DrawLine(position, position + dir3);
Vector3 dir4 = Quaternion.Inverse(dirRotation) * direction;
Handles.DrawLine(position, position + dir4);
Handles.DrawWireArc(position, -c, dir3, range.cameraPosition.maxAngle * 2, range.cameraPosition.maxDistance);
}
}
