Airborn is an Action Adventure based in a fantastic world on flying islands eons after the world has collapsed from overexploitation. You will start exploring this world through the eyes of Piño a boy who wants to become a messenger one day. UDK Demo hitting the Web in Spring 2010.

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Add media Report RSS directional lightmap shader (view original)
directional lightmap shader
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Dremth
Dremth - - 1,400 comments

what exactly does this do?

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polyphobia Author
polyphobia - - 372 comments

normal dependant lighting, an ordinary lightmap doesn't involve the normalmap into it's lighting, so instead of having one normalmap that only stores one colorinformation, we use 3 lightmaps that store informations for each normaldirection a pixel has, which results in a more detailled lightingsituation, look at mirrors edge for instance, they do the same :)

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hushpuppy
hushpuppy - - 761 comments

Dude....make a tutorial, beacuse you're like the god of Unreal 3 Material editor.

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polyphobia Author
polyphobia - - 372 comments

im seriously not, all i'm doing is copying other peoples research and give it a teist when needed

unreal does it the same way i think but i'm not a big fan of the internal light system

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polyphobia Author
polyphobia - - 372 comments

we just have more controll when the artist, in this cas emanuel, creates the lightmap directly in his tool of choice

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hushpuppy
hushpuppy - - 761 comments

Tobad, looks amazing dude :D You sure could teach us alot.

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IHazard
IHazard - - 88 comments

that looks like mirrors edge xD, it looks really nice, are the characters there animated? or just there to show the effects of the lighting?

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polyphobia Author
polyphobia - - 372 comments

just standing there to stand there, Piño already ahs some blocked out animations, grandpa alphonso has been motioncaptured but isn't implemented in unreal yet

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snapcakes
snapcakes - - 2 comments

So were the lightmaps baked onto the meshes in another program, such as 3ds max, or were you able to somehow change the way the unreal editor calculates its lightmaps? And if so, how because its looking good!

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polyphobia Author
polyphobia - - 372 comments

it's baked in maya, could be done in max too, but creating this in unreal is a pain in the *** as you have to create all your light bounces on your own

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Description

a shader test, with a lowres directional lightmap, normalmap dependent prebaked lighting. outlines turned off for testing...