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YOUR
PROJECTS/
COST
ESTIMATOR
| This
page will help you to estimate
the cost of a Cooperative
Project. First, let's calculate
the number of Passes (PSS)
gain you can expect from the
RANCH, compared to your system. |
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Download
the FryGold scene and run
it on your system with the
default parameters (10 minutes
time limit, 1024 x 1024).
When this is done, enter the
PSS reached in the 'Your PSS'
field, then click on 'Compute'.
The PSS difference factor
between your system and the
RANCH - let's call it DELTA
- will be displayed.
You can apply this DELTA factor
to all your projects. For
instance, if your system takes
one hour to reach a given
PSS, you know that in the
same amount of time, the RANCH
will reach this PSS * DELTA.
The RANCH reaches PSS = 2120
in 10 minutes on the FryGold
scene (Fryrender One SP2 x64).
A concrete example:
Your PSS on the FryGold test
is 16.9, and you want to reach
a final PSS of 500 on your
project: how much RANCH time
do you need? Simple: in your
case, DELTA ~= 125. The only
thing you have to do is render
your project on your system
with a number of Passes limit
of 4 (500/125), and note the
time needed to reach it. That's
all you need to know, as the
RANCH will need the same amount
of time to reach a PSS of
500. If it sounds good to
you, you can then enter this
time in the cost estimator
at the bottom of this page.
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How
to use the cost estimator
below: |
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In
the first field, enter
an estimation of the
preparation time of
your project (building
meshes, validating materials,
warming up etc.). This
is the time needed for
various calculations
before
the rendering itself
begins, and it can take
a while with highly
complex materials. Note
that two minutes are
automatically added
to account for the distribution
time of the scene across
the whole network. |
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In
the second field, enter
the render time limit
you will specify when
you submit your project
on the RANCH. |
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In
the third field, enter
the size of the DSI
file generated by your
project, in megabytes
(MB). To do this, simply
launch a render at full
resolution on your computer
for a minute, stop it
and check the size of
the DSI file. Then enter
this size in the 'DSI
size' field.
On a large renderfarm,
gathering and merging
big DSIs from a lot
of nodes can take a
while. For instance,
gathering and merging
DSIs on the entire RANCH
takes around 5 minutes
with 512 MB DSIs and
around 20 minutes with 2 GB
DSIs. The individual
DSI size limit that
can be processed with
our parallel multi-merging
technique is around
2.5 GB. If
the render time of your
cooperative project
is >= 60 mn, the DSI
gathering+merging phase
is FREE!
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© 2007 - 2010 Ranch
Computing |
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