annotate doc/goatanimfmt @ 54:dad392c710df
added copyright headers and license files + readme
| author |
John Tsiombikas <nuclear@member.fsf.org> |
| date |
Thu, 17 Apr 2014 08:50:36 +0300 |
| parents |
b35427826b60 |
| children |
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line source |
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1 Goat3D animation file format
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2 ----------------------------
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3
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4 Chunk structure
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5 ---------------
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6 Multiple tracks might apply to the same node, to allow for different
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7 interpolation, extrapolation, and time ranges between position, rotation, and
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8 scaling tracks.
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9
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10 ANIM
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11 +--ANIM_NAME
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12 | +--<STRING>
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13 +--TRACK
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14 +--TRACK_NAME
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15 | +--<STRING>
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16 +--TRACK_NODE
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17 | +--<STRING> (name of the scene node using this track)
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18 +--TRACK_ATTR
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19 | +--<STRING> (specify the attribute affected, see NOTE1)
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20 +--TRACK_INTERP
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21 | +--<STRING> ("step", "linear", "cubic")
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22 +--TRACK_EXTRAP
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23 | +--<STRING> ("extend", "clamp", "repeat", "pingpong")
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24 +--TRACK_KEY
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25 +--TRACK_KEY_TIME
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26 | +--<INT> (time in milliseconds)
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27 +--TRACK_KEY_VALUE
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28 +--<FLOAT|FLOAT3|FLOAT4>
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29
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30 NOTE1: The attribute might be any user-defined string, but the following
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31 standard attribute names are specified:
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32 - "position" keys are (x,y,z) vectors
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33 - "rotation" keys are (x,y,z,w) quaternions, with w being the real part
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34 - "scaling" keys are (x,y,z) scale factors
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