Lights - Decay Rate and Intensity

Decay Rate of a Light Source usually requires increased Intensity value. Decay Rate is typically Linear.
Notice the Cone Angle setting for Spot Lights, which of course, Point Lights do NOT have.
Use Depth Map Shadow has been covered earlier, but it never hurts to review, review, review with Maya.

Tutorials on Lighting - Michael O'Rourke

Introduction to Lights & Rendering covers Point Lights, Rendering, Attribute Editor for lights, IPR rendering.
```
       UserId:  mayatuts
     Password:  morourke
```
More Lights tutorial covers Spot Lights, using the t (T in QWERTY) shortcut to get to a toolbox tool we have never used before user to set the Aim Point of a Spot Light, Panels > Look Through Selected, Interactive Adjustment of Parameters, Cone Angle, Ambient Lights, Directional Lights.
```
       UserId:  mayatuts
     Password:  morourke
```
Cast Shadows tutorial: Michael O'Rourke tutorial on Shadows is very advanced, so just skim it to reinforce the basic information we have already covered. Ignore the rest for now.