Rendering for print

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As an introduction it's worth pointing out that there's no such thing as DPI in LightWave's world, LightWave's far too pure for that. Pixels is what you need, and what you get. As to how to get enough for print work? Read on...

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In General

Use LightWave's ability to do maths in fields by working through your sums:

Width=21*(300/2.54) gives an A4 page in width at 300dpi
Height=29.7*(300/2.54) gives an A4 page in height at 300 dpi

A little explanation of those figures:

  • 21 is 210 mm expressed in centimetres (you'll see why)
  • (300/2.54) is 300DPI divided by 2.54 to convert it into centimetres

If you are American and used to dealing with the paper size called Standard, which is 8.5" x 11" the sum is even easier:

Width=8.5*300
Height=11*300

obviously adjusting the 300 is all that's needed to vary the DPI.


Putting this in your config so you don't need to do it every time

In your LW9.CFG file (LightWave 9 Preferences on a Mac) you'll find lines like this one:

ResolutionPreset 640 480 1 0 0 640 480 VGA (640 x 480)

Here's how it works:

ResolutionPreset 640 480 1 0 0 640 480 VGA (640 x 480)
Explanation:X SizeY SizePixel aspectStart XStart YEnd XEnd YName

You can write your own entries into this list, like for instance:

ResolutionPreset2480350810024803508A4@300dpi


Setting a default scene for an A4 render

Saving a default.lws might be a bit drastic, but if all you do is render one resolution in LightWave it could be even easier than editing your configs.


Notes about colour, etc.

LightWave works in RGB, printers work in CMYK - this is vital to remember if you want your blues to come out as blue and your greens to be clear, not "Glastonbury".

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