Light Objects specify lights for shading. They may be placed in a scene and transformed along with other Objects in the scene (e.g, by changing their positions).
| Light DXNewDistantLight() | Creates a distant Light Object. See DXNewDistantLight. | 
| Light DXQueryDistantLight() | Returns information about a Distant Light. See DXQueryDistantLight. | 
| Light DXNewAmbientLight() | Creates a Light Object representing an ambient light source. See DXNewAmbientLight. | 
| Light DXQueryAmbientLight() | Returns the color of an Ambient Light. See DXQueryAmbientLight. |