Light Gizmo
For more information about the light of Cocos Creator 3D, you can read the Light Introduction documentation.
Directional Light
Directional Light Gizmo
shows the direction of the directional light.
Sphere Light
Sphere light Gizmo
shows the color and area of light, you can edit the area of light by dragging the control quad.
Spot Light
Spot Light Gizmo
shows the color, area and spot angle of spot light,you can edit the area and angle of light by dragging the control quad.
Continue to the Scene Editor documentation.