Blender
V3.3
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Classes | |
class | btQuaternion |
The btQuaternion implements quaternion to perform linear algebra rotations in combination with btMatrix3x3, btVector3 and btTransform. More... | |
struct | btQuaternionFloatData |
struct | btQuaternionDoubleData |
Macros | |
#define | btQuaternionData btQuaternionFloatData |
#define | btQuaternionDataName "btQuaternionFloatData" |
#define btQuaternionData btQuaternionFloatData |
Definition at line 25 of file btQuaternion.h.
#define btQuaternionDataName "btQuaternionFloatData" |
Definition at line 26 of file btQuaternion.h.
SIMD_FORCE_INLINE btScalar btAngle | ( | const btQuaternion & | q1, |
const btQuaternion & | q2 | ||
) |
Return the angle between two quaternions.
Definition at line 902 of file btQuaternion.h.
References q1.
Referenced by calculateNormalCone().
SIMD_FORCE_INLINE btScalar dot | ( | const btQuaternion & | q1, |
const btQuaternion & | q2 | ||
) |
Calculate the dot product between two quaternions.
Definition at line 888 of file btQuaternion.h.
References q1.
SIMD_FORCE_INLINE btQuaternion inverse | ( | const btQuaternion & | q | ) |
Return the inverse of a quaternion.
Definition at line 909 of file btQuaternion.h.
References btQuaternion::inverse().
SIMD_FORCE_INLINE btScalar length | ( | const btQuaternion & | q | ) |
Return the length of a quaternion.
Definition at line 895 of file btQuaternion.h.
References btQuaternion::length().
SIMD_FORCE_INLINE btQuaternion operator* | ( | const btQuaternion & | q, |
const btVector3 & | w | ||
) |
Definition at line 721 of file btQuaternion.h.
References A1, A2, Freestyle::B1(), Freestyle::B2(), Freestyle::B3(), and w().
SIMD_FORCE_INLINE btQuaternion operator* | ( | const btQuaternion & | q1, |
const btQuaternion & | q2 | ||
) |
Return the product of two quaternions.
Definition at line 633 of file btQuaternion.h.
References A0, A1, A2, Freestyle::B1(), Freestyle::B2(), Freestyle::B3(), and q1.
SIMD_FORCE_INLINE btQuaternion operator* | ( | const btVector3 & | w, |
const btQuaternion & | q | ||
) |
Definition at line 804 of file btQuaternion.h.
References A1, A2, Freestyle::B1(), Freestyle::B2(), Freestyle::B3(), and w().
SIMD_FORCE_INLINE btVector3 quatRotate | ( | const btQuaternion & | rotation, |
const btVector3 & | v | ||
) |
Definition at line 926 of file btQuaternion.h.
References btVector3, btQuaternion::inverse(), and v.
Referenced by btAdjustInternalEdgeContacts(), btHingeConstraint(), calcAngleInfo(), calcAngleInfo2(), compTreeLinkVelocities(), btRigidBody::computeGyroscopicImpulseImplicit_Body(), btMultiBodyGearConstraint::createConstraintRows(), btMultiBodyJointLimitConstraint::createConstraintRows(), btMultiBodyJointMotor::createConstraintRows(), btMultiBodySliderConstraint::createConstraintRows(), btMultiBodyDynamicsWorld::debugDrawWorld(), GetPointForAngle(), btConnectivityProcessor::processTriangle(), setAxis(), setMotorTarget(), setMotorTargetInConstraintSpace(), btMultibodyLink::updateCacheMultiDof(), updateCollisionObjectInterpolationWorldTransforms(), updateCollisionObjectWorldTransforms(), and btMultibodyLink::updateInterpolationCacheMultiDof().
SIMD_FORCE_INLINE btQuaternion shortestArcQuat | ( | const btVector3 & | v0, |
const btVector3 & | v1 | ||
) |
Definition at line 940 of file btQuaternion.h.
References btPlaneSpace1(), btSqrt(), btVector3, Freestyle::c, SIMD_EPSILON, and v1.
Referenced by btHingeConstraint(), calcAngleInfo(), calcAngleInfo2(), setAxis(), setMotorTarget(), setMotorTargetInConstraintSpace(), and shortestArcQuatNormalize2().
SIMD_FORCE_INLINE btQuaternion shortestArcQuatNormalize2 | ( | btVector3 & | v0, |
btVector3 & | v1 | ||
) |
Definition at line 959 of file btQuaternion.h.
References btQuaternion::normalize(), shortestArcQuat(), and v1.
Referenced by getRotation().
SIMD_FORCE_INLINE btQuaternion slerp | ( | const btQuaternion & | q1, |
const btQuaternion & | q2, | ||
const btScalar & | t | ||
) |
Return the result of spherical linear interpolation betwen two quaternions.
q1 | The first quaternion |
q2 | The second quaternion |
t | The ration between q1 and q2. t = 0 return q1, t=1 returns q2 Slerp assumes constant velocity between positions. |
Definition at line 920 of file btQuaternion.h.