Basic type: a quaternion, a complex number with a real coefficient and three imaginary coefficients, stored as a 3-vector.
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| | GfQuatf () |
| | Default constructor leaves the quaternion undefined.
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| | GfQuatf (float realVal) |
| | Initialize the real coefficient to realVal and the imaginary coefficients to zero.
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| | GfQuatf (float real, float i, float j, float k) |
| | Initialize the real and imaginary coefficients.
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| | GfQuatf (float real, const GfVec3f &imaginary) |
| | Initialize the real and imaginary coefficients.
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| GF_API | GfQuatf (class GfQuatd const &other) |
| | Construct from GfQuatd.
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| GF_API | GfQuatf (class GfQuath const &other) |
| | Implicitly convert from GfQuath.
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| float | GetReal () const |
| | Return the real coefficient.
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| void | SetReal (float real) |
| | Set the real coefficient.
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| const GfVec3f & | GetImaginary () const |
| | Return the imaginary coefficient.
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| void | SetImaginary (const GfVec3f &imaginary) |
| | Set the imaginary coefficients.
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| void | SetImaginary (float i, float j, float k) |
| | Set the imaginary coefficients.
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| float | GetLength () const |
| | Return geometric length of this quaternion.
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| GfQuatf | GetNormalized (float eps=GF_MIN_VECTOR_LENGTH) const |
| | length of this quaternion is smaller than eps, return the identity quaternion.
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| GF_API float | Normalize (float eps=GF_MIN_VECTOR_LENGTH) |
| | Normalizes this quaternion in place to unit length, returning the length before normalization.
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| GfQuatf | GetConjugate () const |
| | Return this quaternion's conjugate, which is the quaternion with the same real coefficient and negated imaginary coefficients.
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| GfQuatf | GetInverse () const |
| | Return this quaternion's inverse, or reciprocal.
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| GF_API GfVec3f | Transform (const GfVec3f &point) const |
| | Transform the GfVec3f point.
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| GfQuatf | operator- () const |
| | Component-wise negation.
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| bool | operator== (const GfQuatf &q) const |
| | Component-wise quaternion equality test.
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| bool | operator!= (const GfQuatf &q) const |
| | Component-wise quaternion inequality test.
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| GF_API GfQuatf & | operator*= (const GfQuatf &q) |
| | Post-multiply quaternion q into this quaternion.
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| GfQuatf & | operator*= (float s) |
| | Multiply this quaternion's coefficients by s.
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| GfQuatf & | operator/= (float s) |
| | Divide this quaternion's coefficients by s.
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| GfQuatf & | operator+= (const GfQuatf &q) |
| | Add quaternion q to this quaternion.
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| GfQuatf & | operator-= (const GfQuatf &q) |
| | Component-wise unary difference operator.
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Basic type: a quaternion, a complex number with a real coefficient and three imaginary coefficients, stored as a 3-vector.
Definition at line 42 of file quatf.h.
Initialize the real coefficient to realVal and the imaginary coefficients to zero.
Since quaternions typically must be normalized, reasonable values for realVal are -1, 0, or 1. Other values are legal but are likely to be meaningless.
Definition at line 58 of file quatf.h.
1.9.6