NewTek HyperVoxels 2.0 Manual page 34

C T : Reference
3.16
H A P T E R H R E E
7. Click your mouse pointer near the end of the gradient bar.
It is likely that you won't be able to make the key exactly at the end, that is, exactly at 90 degrees. The Key Parameter field will
probably show something in the high 80s.
8. Click your mouse pointer in the Key Parameter field and change it to exactly 90.
9. Click the Color Selector button and change it to RGB 0, 0, 255 and close it.
Your gradient should now go from white to red to blue. You may notice that you cannot see the last key. Since it is exactly at
90, it is displayed outside of the visible range.
10. Change the End field to 100 and voila, there it is!
Of course this does nothing other than to satisfy you that the key is there. If the angle of incidence to the camera was greater
than 90 degrees you couldn't see it. (Well, unless you got eyes in the back of your head...)
Use your L
change the selected key.
11. Close the gradient panel. Change the Preview mode to Particle to give us a good view of our object and refresh the preview.
You will see a ball that is white where the surface is pointing directly at the camera and then changes to red and then blue
towards it's edges. Now, if you made an animation and moved the object or camera, the surface colors would automatically
adjust to the angle of incidence.
12. OK, go back to the gradient panel and select the Edit Mouse mode, if it isn't already.
13. Drag the Scale Keys button to the left until the blue key is almost in the middle of the bar.
14. Close the gradient panel and refresh the preview.
and R A and notice how the selected key cycles through your three keys. This is another way to
EFT IGHT RROW KEYS