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3D
MAX Tutorials - Blinking Lights
In
this tutorial I'll show you how to make lights struggle
to stay on. I assume that you know some basic knowledge
of 3D Studio Max 2.5 which is the one I'm using.

Lets load a new scene in max. I created couple of boxes
with some building lights textures, a level ground and
a lamp for this tutorial. I hope you can do that much
else you should find another hobby if not a job.
As
the light bulb, I used a Capsule from the Extended Primitives
option with a materiel
as follows: Defuse Color = white, Shininess and Shin.
Strength = 0 and Self Illumination = 100.
Create a Target Spot light below the Capsule we just
created and direct it towards the ground. At least for
this tutorial you're going to do this.
Now that we have created the scene we'll make the light
blink. Open up the Track View
and find the spot light's Multiplier track under the
Object (Target Spot).
Assign a Noise Float Controller by clicking on Assign
Controller
while the Multiplier track is selected and selecting
Noise Float.
Right click on Multiplier track and select Properties
from the pop up menu. There set the Strength to about
1.8 and check the box next to >0. The Strength will
randomly create a value for the Multiplier of the light
which is the intensity of the light. The checked box
confines it to the positive value so that there would
be some light instead of it shining black light like
a black hole or something.
You may also play around with the Frequency and Fractal
Noise Roughness. I chouse 0.5 for the Frequency and
0 for the Roughness with the Fractal Noise box checked.
These values should be played around with since it depends
on what you're trying to create.
To see what your getting while playing around without
having to rendering the animation click on the Function
Curves
to see the values for any frame. At whatever frame the
point of the curve is located that is the value of the
Multiplier.
Now if you render your professional animation you'll
notice that the light blinks, but not the light bulb.
Select the Multiplier and Copy the Controller .
Scroll around till you find the Capsule's Self-Illum.
under the Material #1. Select the Self-Illum. and Paste
the Controller 
Right click on it and select Properties. Set the Strength
to about 185, but leave everything else the way it is
since it should act the same way as the light. Now you
can render your animation and see what comes out.
Note1: Play around
with the values to get what you want. The values I gave
may not work well for you since each scene is different
and the results may be different as well.
Note2:
Just in case you're wondering the Ramp In and Ramp Out
values are used to create a ramp for the noise where
the values increase to their maximum or minimum. Well
just set one of them and see what happens to your spiky
curve, then you'll know what I mean.
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