1identity_quat(3)                Allegro manual                identity_quat(3)
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NAME

6       identity_quat  -  Global  variable  containing the identity quaternion.
7       Allegro game programming library.
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SYNOPSIS

10       #include <allegro.h>
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13       extern QUAT identity_quat;
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DESCRIPTION

16       Global variable containing the 'do nothing' identity quaternion.   Mul‐
17       tiplying by the identity quaternion has no effect.
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22Allegro                          version 4.2.2                identity_quat(3)