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A float based Quaterinion class. More...
#include <Quatf.h>
Public Member Functions | |
| Quatf (const Vec3f &imaginary, float double=1.0f) | |
| Construct quaternion from vector and scalar. | |
| Quatf (float x, float y, float z, float _qw) | |
| Construct quaternion from four scalars. | |
| Quatf (const Vec4f &v) | |
| Construct quaternion from a 4D vector. | |
| Mat3x3f | get_Mat3x3f () const |
| Get a 3x3 rotation matrix from a quaternion. | |
| Mat4x4f | get_Mat4x4f () const |
| Get a 4x4 rotation matrix from a quaternion. | |
| Quatf | identity_Quatf () |
| Create an identity quaternion. | |
 Public Member Functions inherited from CGLA::ArithQuat< float, Vec3f, Quatf > | |
| ArithQuat () | |
| Construct undefined quaternion. | |
| ArithQuat (const Vec3f &imaginary, floatreal=1.0f) | |
| Construct quaternion from vector and scalar. | |
| ArithQuat (floatx, floaty, floatz, float_qw) | |
| Construct quaternion from four scalars. | |
| void | set (const Vec3f &imaginary, floatreal=1.0f) |
| Assign values to a quaternion. | |
| void | set (floatx, floaty, floatz, float_qw) |
| void | get (float &x, float &y, float &z, float &_qw) const |
| Get values from a quaternion. | |
| Vec3f | get_imaginary_part () const |
| Get imaginary part of a quaternion. | |
| float | get_real_part () const |
| Get real part of a quaternion. | |
| void | get_rot (float &angle, Vec3f &v) |
| Obtain angle of rotation and axis. | |
| void | make_rot (floatangle, const Vec3f &v) |
| Construct a Quaternion from an angle and axis of rotation. | |
| void | make_rot (const Vec3f &s, const Vec3f &t) |
| void | make_rot (ArithSqMatFloat< VT, MT, ROWS > &m) |
| Construct a Quaternion from a rotation matrix. | |
| bool | operator== (const ArithQuat< float, Vec3f, Quatf > &q) const |
| bool | operator!= (const ArithQuat< float, Vec3f, Quatf > &q) const |
| Quatf | operator* (const ArithQuat< float, Vec3f, Quatf > &q) const |
| Multiply two quaternions. (Combine their rotation) | |
| Quatf | operator* (floatscalar) const |
| Multiply scalar onto quaternion. | |
| Quatf | operator+ (const ArithQuat< float, Vec3f, Quatf > &q) const |
| Add two quaternions. | |
| Quatf | operator- () const |
| Compute the additive inverse of the quaternion. | |
| float | norm () const |
| Compute norm of quaternion. | |
| Quatf | conjugate () const |
| Return conjugate quaternion. | |
| Quatf | inverse () const |
| Compute the multiplicative inverse of the quaternion. | |
| Quatf | normalize () |
| Normalize quaternion. | |
| Vec3f | apply (const Vec3f &vec) const |
| Rotate vector according to quaternion. | |
| Vec3f | apply_unit (const Vec3f &vec) const |
| Rotate vector according to unit quaternion. | |
Additional Inherited Members | |
| Public Attributes inherited from CGLA::ArithQuat< float, Vec3f, Quatf > | |
| Vec3f | qv |
| Vector part of quaternion. | |
| float | qw |
| Scalar part of quaternion. | |
A float based Quaterinion class.
Quaternions are algebraic entities useful for rotation.
1.8.6
