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AP_Math: add quaternion.initialise

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Randy Mackay 2015-05-01 15:54:54 +09:00
parent c366fbbc96
commit eaedeeb7bf
1 changed files with 3 additions and 0 deletions
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libraries/AP_Math/quaternion.h
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@ -98,6 +98,9 @@ public:
float length(void) const; float length(void) const;
void normalize(); void normalize();
// initialise the quaternion to no rotation
void initialise() { q1 = 1.0f; q2 = q3 = q4 = 0.0f; }
Quaternion inverse(void) const; Quaternion inverse(void) const;
// allow a quaternion to be used as an array, 0 indexed // allow a quaternion to be used as an array, 0 indexed