Lights (Metroid Prime)

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Revision as of 02:33, 9 March 2015 by imported>Antidote
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The Lights section in Metroid Prime areas defines several different types of lights: spot, point, directional, and custom. The exact behavior for each type of light is not entirely known, however they all use the same struct. The only difference is how they're utilized by the engine.


This file format needs a lot of research
Past power, nothing is really known.


Format

The header for the light section is extremely simple and consists of the magic, 0xBABEDEAD, followed by two arrays of lights, preceded by their count.

Light

Lights are a 0x41 byte long struct and consists of the following:

Offset Type Description
0x0 long Light Type
0x4 float3 Light Color
0x10 float3 Position
0x1C float3 Direction
0x28 float Reference Distance
0x2C float Spot Cutoff
0x30 float Unknown
0x34 byte Quadratic Cutoff
0x35 float Light Factor
0x39 long Distance Cutoff (bool)
0x3D float Unknown
0x41 End of light