void DrawSceneTools()
{
var framingTransposer = Target;
if (framingTransposer == null || !framingTransposer.IsValid)
{
return;
}
if (CinemachineSceneToolUtility.IsToolActive(typeof(TrackedObjectOffsetTool)))
{
CinemachineSceneToolHelpers.TrackedObjectOffsetTool(framingTransposer,
new SerializedObject(framingTransposer).FindProperty(() => framingTransposer.m_TrackedObjectOffset));
}
else if (CinemachineSceneToolUtility.IsToolActive(typeof(FollowOffsetTool)))
{
var originalColor = Handles.color;
var camPos = framingTransposer.VcamState.RawPosition;
var targetForward = framingTransposer.VirtualCamera.State.FinalOrientation * Vector3.forward;
EditorGUI.BeginChangeCheck();
Handles.color = CinemachineSceneToolHelpers.HelperLineDefaultColor;
var cdHandleId = GUIUtility.GetControlID(FocusType.Passive);
var newHandlePosition = Handles.Slider(cdHandleId, camPos, targetForward,
CinemachineSceneToolHelpers.CubeHandleCapSize(camPos), Handles.CubeHandleCap, 0.5f);
if (EditorGUI.EndChangeCheck())
{
// Modify via SerializedProperty for OnValidate to get called automatically, and scene repainting too
var so = new SerializedObject(framingTransposer);
var prop = so.FindProperty(() => framingTransposer.m_CameraDistance);
prop.floatValue -= CinemachineSceneToolHelpers.SliderHandleDelta(newHandlePosition, camPos, targetForward);
so.ApplyModifiedProperties();
}
var cameraDistanceHandleIsDragged = GUIUtility.hotControl == cdHandleId;
var cameraDistanceHandleIsUsedOrHovered = cameraDistanceHandleIsDragged ||
HandleUtility.nearestControl == cdHandleId;
if (cameraDistanceHandleIsUsedOrHovered)
{
CinemachineSceneToolHelpers.DrawLabel(camPos,
"Camera Distance (" + framingTransposer.m_CameraDistance.ToString("F1") + ")");
}
Handles.color = cameraDistanceHandleIsUsedOrHovered ?
Handles.selectedColor : CinemachineSceneToolHelpers.HelperLineDefaultColor;
Handles.DrawLine(camPos,
framingTransposer.FollowTarget.position + framingTransposer.m_TrackedObjectOffset);
CinemachineSceneToolHelpers.SoloOnDrag(cameraDistanceHandleIsDragged, framingTransposer.VirtualCamera,
cdHandleId);
Handles.color = originalColor;
}
}
void DrawSceneTools()
{
var thirdPerson = Target;
if (thirdPerson == null || !thirdPerson.IsValid)
{
return;
}
if (CinemachineSceneToolUtility.IsToolActive(typeof(FollowOffsetTool)))
{
var originalColor = Handles.color;
thirdPerson.GetRigPositions(out var followTargetPosition, out var shoulderPosition,
out var armPosition);
var followTargetRotation = thirdPerson.FollowTargetRotation;
var targetForward = followTargetRotation * Vector3.forward;
var heading = Cinemachine3rdPersonFollow.GetHeading(
followTargetRotation, thirdPerson.VirtualCamera.State.ReferenceUp);
EditorGUI.BeginChangeCheck();
// shoulder handle
#if UNITY_2022_2_OR_NEWER
var sHandleIds = Handles.PositionHandleIds.@default;
var newShoulderPosition = Handles.PositionHandle(sHandleIds, shoulderPosition, heading);
var sHandleMinId = sHandleIds.x - 1;
var sHandleMaxId = sHandleIds.xyz + 1;
#else
var sHandleMinId = GUIUtility.GetControlID(FocusType.Passive);
var newShoulderPosition = Handles.PositionHandle(shoulderPosition, heading);
var sHandleMaxId = GUIUtility.GetControlID(FocusType.Passive);
#endif
Handles.color = Handles.preselectionColor;
// arm handle
var followUp = followTargetRotation * Vector3.up;
var aHandleId = GUIUtility.GetControlID(FocusType.Passive);
var newArmPosition = Handles.Slider(aHandleId, armPosition, followUp,
CinemachineSceneToolHelpers.CubeHandleCapSize(armPosition), Handles.CubeHandleCap, 0.5f);
// cam distance handle
var camDistance = thirdPerson.CameraDistance;
var camPos = armPosition - targetForward * camDistance;
var cdHandleId = GUIUtility.GetControlID(FocusType.Passive);
var newCamPos = Handles.Slider(cdHandleId, camPos, targetForward,
CinemachineSceneToolHelpers.CubeHandleCapSize(camPos), Handles.CubeHandleCap, 0.5f);
if (EditorGUI.EndChangeCheck())
{
// Modify via SerializedProperty for OnValidate to get called automatically, and scene repainting too
var so = new SerializedObject(thirdPerson);
var shoulderOffset = so.FindProperty(() => thirdPerson.ShoulderOffset);
shoulderOffset.vector3Value +=
CinemachineSceneToolHelpers.PositionHandleDelta(heading, newShoulderPosition, shoulderPosition);
var verticalArmLength = so.FindProperty(() => thirdPerson.VerticalArmLength);
verticalArmLength.floatValue +=
CinemachineSceneToolHelpers.SliderHandleDelta(newArmPosition, armPosition, followUp);
var cameraDistance = so.FindProperty(() => thirdPerson.CameraDistance);
cameraDistance.floatValue -=
CinemachineSceneToolHelpers.SliderHandleDelta(newCamPos, camPos, targetForward);
so.ApplyModifiedProperties();
}
var isDragged = IsHandleDragged(sHandleMinId, sHandleMaxId, shoulderPosition, "Shoulder Offset "
+ thirdPerson.ShoulderOffset.ToString("F1"), followTargetPosition, shoulderPosition);
isDragged |= IsHandleDragged(aHandleId, aHandleId, armPosition, "Vertical Arm Length ("
+ thirdPerson.VerticalArmLength.ToString("F1") + ")", shoulderPosition, armPosition);
isDragged |= IsHandleDragged(cdHandleId, cdHandleId, camPos, "Camera Distance ("
+ camDistance.ToString("F1") + ")", armPosition, camPos);
CinemachineSceneToolHelpers.SoloOnDrag(isDragged, thirdPerson.VirtualCamera, sHandleMaxId);
Handles.color = originalColor;
}