LLQuaternion Class Reference

#include <llquaternion.h>

Collaboration diagram for LLQuaternion:

Collaboration graph
[legend]
List of all members.

Public Types

 XYZ = 0
 YZX = 1
 ZXY = 2
 XZY = 3
 YXZ = 4
 ZYX = 5
enum  Order {
  XYZ = 0, YZX = 1, ZXY = 2, XZY = 3,
  YXZ = 4, ZYX = 5
}

Public Member Functions

 LLQuaternion ()
 LLQuaternion (const LLMatrix4 &mat)
 LLQuaternion (const LLMatrix3 &mat)
 LLQuaternion (F32 x, F32 y, F32 z, F32 w)
 LLQuaternion (F32 angle, const LLVector4 &vec)
 LLQuaternion (F32 angle, const LLVector3 &vec)
 LLQuaternion (const F32 *q)
 LLQuaternion (const LLVector3 &x_axis, const LLVector3 &y_axis, const LLVector3 &z_axis)
BOOL isIdentity () const
BOOL isNotIdentity () const
BOOL isFinite () const
void quantize16 (F32 lower, F32 upper)
void quantize8 (F32 lower, F32 upper)
void loadIdentity ()
const LLQuaternion & setQuatInit (F32 x, F32 y, F32 z, F32 w)
const LLQuaternion & setQuat (const LLQuaternion &quat)
const LLQuaternion & setQuat (const F32 *q)
const LLQuaternion & setQuat (const LLMatrix3 &mat)
const LLQuaternion & setQuat (const LLMatrix4 &mat)
const LLQuaternion & setQuat (F32 angle, F32 x, F32 y, F32 z)
const LLQuaternion & setQuat (F32 angle, const LLVector3 &vec)
const LLQuaternion & setQuat (F32 angle, const LLVector4 &vec)
const LLQuaternion & setQuat (F32 roll, F32 pitch, F32 yaw)
LLMatrix4 getMatrix4 (void) const
LLMatrix3 getMatrix3 (void) const
void getAngleAxis (F32 *angle, F32 *x, F32 *y, F32 *z) const
void getAngleAxis (F32 *angle, LLVector3 &vec) const
void getEulerAngles (F32 *roll, F32 *pitch, F32 *yaw) const
F32 normQuat ()
const LLQuaternion & conjQuat (void)
const LLQuaternion & transQuat ()
void shortestArc (const LLVector3 &a, const LLVector3 &b)
const LLQuaternion & constrain (F32 radians)
bool operator== (const LLQuaternion &b) const
bool operator!= (const LLQuaternion &b) const
LLVector3 packToVector3 () const
void unpackFromVector3 (const LLVector3 &vec)

Static Public Member Functions

static BOOL parseQuat (const char *buf, LLQuaternion *value)

Public Attributes

F32 mQ [LENGTHOFQUAT]

Static Public Attributes

static const LLQuaternion DEFAULT

Friends

std::ostream & operator<< (std::ostream &s, const LLQuaternion &a)
LLQuaternion operator+ (const LLQuaternion &a, const LLQuaternion &b)
LLQuaternion operator- (const LLQuaternion &a, const LLQuaternion &b)
LLQuaternion operator- (const LLQuaternion &a)
LLQuaternion operator * (F32 a, const LLQuaternion &q)
LLQuaternion operator * (const LLQuaternion &q, F32 b)
LLQuaternion operator * (const LLQuaternion &a, const LLQuaternion &b)
LLQuaternion operator~ (const LLQuaternion &a)
const LLQuaternion & operator *= (LLQuaternion &a, const LLQuaternion &b)
LLVector4 operator * (const LLVector4 &a, const LLQuaternion &rot)
LLVector3 operator * (const LLVector3 &a, const LLQuaternion &rot)
LLVector3d operator * (const LLVector3d &a, const LLQuaternion &rot)
F32 dot (const LLQuaternion &a, const LLQuaternion &b)
LLQuaternion lerp (F32 t, const LLQuaternion &p, const LLQuaternion &q)
LLQuaternion lerp (F32 t, const LLQuaternion &q)
LLQuaternion slerp (F32 t, const LLQuaternion &p, const LLQuaternion &q)
LLQuaternion slerp (F32 t, const LLQuaternion &q)
LLQuaternion nlerp (F32 t, const LLQuaternion &p, const LLQuaternion &q)
LLQuaternion nlerp (F32 t, const LLQuaternion &q)
LLQuaternion mayaQ (F32 x, F32 y, F32 z, Order order)
const char * OrderToString (const Order order)
Order StringToOrder (const char *str)

Detailed Description

Definition at line 50 of file llquaternion.h.

Member Enumeration Documentation

enum LLQuaternion::Order

Enumerator:
XYZ 
YZX 
ZXY 
XZY 
YXZ 
ZYX 

Definition at line 128 of file llquaternion.h.

Constructor & Destructor Documentation

LLQuaternion::LLQuaternion (  )  [inline]

Definition at line 176 of file llquaternion.h.

References mQ, VS, VX, VY, and VZ.

LLQuaternion::LLQuaternion ( const LLMatrix4 &  mat  )  [explicit]

Definition at line 51 of file llquaternion.cpp.

References normQuat(), and LLMatrix4::quaternion().

LLQuaternion::LLQuaternion ( const LLMatrix3 &  mat  )  [explicit]

Definition at line 57 of file llquaternion.cpp.

References normQuat(), and LLMatrix3::quaternion().

LLQuaternion::LLQuaternion ( F32  x,
F32  y,
F32  z,
F32  w 
) [inline]

Definition at line 184 of file llquaternion.h.

References mQ, VS, VX, VY, and VZ.

LLQuaternion::LLQuaternion ( F32  angle,
const LLVector4 &  vec 
)

Definition at line 63 of file llquaternion.cpp.

References c, cosf, f, mQ, LLVector4::mV, normQuat(), s, sinf, v, VW, VX, VY, and VZ.

LLQuaternion::LLQuaternion ( F32  angle,
const LLVector3 &  vec 
)

Definition at line 79 of file llquaternion.cpp.

References c, cosf, f, mQ, normQuat(), s, sinf, v, VW, VX, VY, and VZ.

LLQuaternion::LLQuaternion ( const F32 *  q  )  [inline]

Definition at line 201 of file llquaternion.h.

References mQ, normQuat(), VS, VW, VX, VY, and VZ.

LLQuaternion::LLQuaternion ( const LLVector3 &  x_axis,
const LLVector3 &  y_axis,
const LLVector3 &  z_axis 
)

Definition at line 95 of file llquaternion.cpp.

References normQuat(), LLMatrix3::quaternion(), and LLMatrix3::setRows().

Member Function Documentation

const LLQuaternion & LLQuaternion::conjQuat ( void   )  [inline]

Definition at line 279 of file llquaternion.h.

References mQ, VX, VY, and VZ.

Referenced by operator~(), quaternion_quaternion_operation(), ray_box(), LLManipTranslate::renderTranslationHandles(), and LLToolGrab::startGrab().

const LLQuaternion & LLQuaternion::constrain ( F32  radians  ) 

Definition at line 399 of file llquaternion.cpp.

References cosf, f, mQ, sinf, sqrtf, VW, VX, VY, and VZ.

Referenced by LLTargetingMotion::onUpdate(), LLEyeMotion::onUpdate(), and LLHeadRotMotion::onUpdate().

void LLQuaternion::getAngleAxis ( F32 *  angle,
LLVector3 &  vec 
) const

Definition at line 759 of file llquaternion.cpp.

References f, mQ, LLVector3::mV, VW, VX, VY, and VZ.

void LLQuaternion::getAngleAxis ( F32 *  angle,
F32 *  x,
F32 *  y,
F32 *  z 
) const [inline]

Definition at line 260 of file llquaternion.h.

References f, mQ, VW, VX, VY, and VZ.

Referenced by LLVolumeImplFlexible::doFlexibleUpdate(), LLManipTranslate::highlightIntersection(), hud_render_text(), LLManipScale::render(), LLManipRotate::render(), LLManip::renderGuidelines(), LLManipTranslate::renderSnapGuides(), LLManipRotate::renderSnapGuides(), LLManipTranslate::renderTranslationHandles(), LLDrawPoolTree::renderTree(), rotate_quat(), LLFollowCam::updateBehindnessConstraint(), and LLViewerCamera::updateCameraLocation().

void LLQuaternion::getEulerAngles ( F32 *  roll,
F32 *  pitch,
F32 *  yaw 
) const

Definition at line 780 of file llquaternion.cpp.

References LLMatrix3::getEulerAngles(), and LLMatrix3::orthogonalize().

Referenced by LLPanelObject::getState(), LLManipRotate::render(), and LLVOAvatar::updateCharacter().

LLMatrix3 LLQuaternion::getMatrix3 ( void   )  const

Definition at line 259 of file llquaternion.cpp.

References LLMatrix3::mMatrix, mQ, VW, VX, VY, and VZ.

Referenced by LLMatrix3::setRot(), and LLVOAvatar::updateCharacter().

LLMatrix4 LLQuaternion::getMatrix4 ( void   )  const

Definition at line 291 of file llquaternion.cpp.

References LLMatrix4::mMatrix, mQ, VW, VX, VY, and VZ.

BOOL LLQuaternion::isFinite (  )  const [inline]

Definition at line 151 of file llquaternion.h.

References llfinite, mQ, VS, VX, VY, and VZ.

Referenced by LLXform::setRotation(), and LLJoint::setRotation().

BOOL LLQuaternion::isIdentity (  )  const [inline]

Definition at line 156 of file llquaternion.h.

References f, mQ, VS, VX, VY, and VZ.

Referenced by run_jumpif(), and run_jumpnif().

BOOL LLQuaternion::isNotIdentity (  )  const [inline]

Definition at line 165 of file llquaternion.h.

References f, mQ, VS, VX, VY, and VZ.

void LLQuaternion::loadIdentity (  )  [inline]

Definition at line 218 of file llquaternion.h.

References mQ, VW, VX, VY, and VZ.

Referenced by LLSelectMgr::getGrid(), LLTemplateMessageReader::getQuat(), LLXform::init(), LLPrimitive::LLPrimitive(), LLKeyframeStandMotion::onActivate(), LLHeadRotMotion::onInitialize(), LLEyeMotion::onUpdate(), LLPath::PathPt::PathPt(), LLBVHLoader::serialize(), LLXform::setRotation(), and shortestArc().

F32 LLQuaternion::normQuat (  )  [inline]

Definition at line 385 of file llquaternion.h.

References FP_MAG_THRESHOLD, mQ, sqrtf, VS, VX, VY, and VZ.

Referenced by LLQuaternion(), LLKeyframeStandMotion::onUpdate(), LLViewerObject::processUpdateMessage(), quantize16(), quantize8(), setQuat(), and setQuatInit().

bool LLQuaternion::operator!= ( const LLQuaternion &  b  )  const [inline]

Definition at line 361 of file llquaternion.h.

References b, mQ, VS, VX, VY, and VZ.

bool LLQuaternion::operator== ( const LLQuaternion &  b  )  const [inline]

Definition at line 353 of file llquaternion.h.

References b, mQ, VS, VX, VY, and VZ.

LLVector3 LLQuaternion::packToVector3 (  )  const

Definition at line 807 of file llquaternion.cpp.

References mQ, VW, VX, VY, and VZ.

Referenced by LLTemplateMessageBuilder::addQuat(), LLSelectMgr::packMultipleUpdate(), and LLBVHLoader::serialize().

BOOL LLQuaternion::parseQuat ( const char *  buf,
LLQuaternion *  value 
) [static]

Definition at line 838 of file llquaternion.cpp.

References count, FALSE, mQ, NULL, S32, setQuat(), and TRUE.

Referenced by LLXmlTreeNode::getFastAttributeQuat().

void LLQuaternion::quantize16 ( F32  lower,
F32  upper 
)

Definition at line 106 of file llquaternion.cpp.

References F32_to_U16_ROUND(), mQ, normQuat(), s, U16_to_F32(), VS, VX, VY, VZ, x, y, and z.

void LLQuaternion::quantize8 ( F32  lower,
F32  upper 
)

Definition at line 126 of file llquaternion.cpp.

References F32_to_U8_ROUND(), mQ, normQuat(), U8_to_F32(), VS, VX, VY, and VZ.

const LLQuaternion & LLQuaternion::setQuat ( F32  roll,
F32  pitch,
F32  yaw 
)

Definition at line 197 of file llquaternion.cpp.

References normQuat(), LLMatrix3::orthogonalize(), and LLMatrix3::quaternion().

const LLQuaternion & LLQuaternion::setQuat ( F32  angle,
const LLVector4 &  vec 
)

Definition at line 179 of file llquaternion.cpp.

References c, cosf, f, mQ, LLVector4::mV, normQuat(), s, sinf, v, VW, VX, VY, and VZ.

const LLQuaternion & LLQuaternion::setQuat ( F32  angle,
const LLVector3 &  vec 
)

Definition at line 160 of file llquaternion.cpp.

References c, cosf, mQ, normQuat(), s, sinf, v, VW, VX, VY, and VZ.

const LLQuaternion & LLQuaternion::setQuat ( F32  angle,
F32  x,
F32  y,
F32  z 
)

Definition at line 141 of file llquaternion.cpp.

References c, cosf, mQ, LLVector3::mV, normQuat(), LLVector3::normVec(), s, sinf, VW, VX, VY, and VZ.

const LLQuaternion & LLQuaternion::setQuat ( const LLMatrix4 &  mat  ) 

Definition at line 752 of file llquaternion.cpp.

References normQuat(), and LLMatrix4::quaternion().

const LLQuaternion & LLQuaternion::setQuat ( const LLMatrix3 &  mat  ) 

Definition at line 745 of file llquaternion.cpp.

References normQuat(), and LLMatrix3::quaternion().

const LLQuaternion & LLQuaternion::setQuat ( const F32 *  q  )  [inline]

Definition at line 247 of file llquaternion.h.

References mQ, normQuat(), VS, VW, VX, VY, and VZ.

const LLQuaternion & LLQuaternion::setQuat ( const LLQuaternion &  quat  )  [inline]

Definition at line 237 of file llquaternion.h.

References mQ, normQuat(), VW, VX, VY, and VZ.

Referenced by add_object(), LLVOVolume::animateTextures(), LLViewerObject::applyAngularVelocity(), LLVolumeImplFlexible::doFlexibleUpdate(), LLPath::genNGon(), LLViewerObject::idleUpdate(), LLVOAvatar::loadSkeletonNode(), LLViewerWindow::mouseDirectionCamera(), LLBodyNoiseMotion::onUpdate(), LLEyeMotion::onUpdate(), parseQuat(), LLMatrix4::quaternion(), LLMatrix3::quaternion(), LLPanelObject::sendRotation(), LLVolumeImplFlexible::setAttributesOfAllSections(), LLXform::setRotation(), shortestArc(), LLJointSolverRP3::solve(), and LLViewerPartSourceScript::update().

const LLQuaternion & LLQuaternion::setQuatInit ( F32  x,
F32  y,
F32  z,
F32  w 
) [inline]

Definition at line 227 of file llquaternion.h.

References mQ, normQuat(), VS, VX, VY, and VZ.

void LLQuaternion::shortestArc ( const LLVector3 &  a,
const LLVector3 &  b 
)

Definition at line 332 of file llquaternion.cpp.

References a, b, f, F_APPROXIMATELY_ZERO, loadIdentity(), mQ, LLVector3::mV, LLVector3::normVec(), setQuat(), LLVector3::setVec(), VW, VX, VY, and VZ.

Referenced by LLKeyframeMotion::applyConstraint(), LLVolumeImplFlexible::doFlexibleUpdate(), LLManipRotate::renderSnapGuides(), LLBVHLoader::serialize(), LLJointSolverRP3::solve(), LLFollowCam::updateBehindnessConstraint(), and LLViewerCamera::updateCameraLocation().

const LLQuaternion & LLQuaternion::transQuat (  )  [inline]

Definition at line 288 of file llquaternion.h.

References mQ, VX, VY, and VZ.

Referenced by LLKeyframeFallMotion::onActivate(), LLEyeMotion::onUpdate(), LLViewerObject::setPositionEdit(), and LLViewerObject::setPositionGlobal().

void LLQuaternion::unpackFromVector3 ( const LLVector3 &  vec  ) 

Definition at line 820 of file llquaternion.cpp.

References LLVector3::magVecSquared(), mQ, LLVector3::mV, VW, VX, VY, and VZ.

Referenced by LLKeyframeMotion::deserialize(), LLTemplateMessageReader::getQuat(), and LLViewerObject::processUpdateMessage().

Friends And Related Function Documentation

F32 dot ( const LLQuaternion &  a,
const LLQuaternion &  b 
) [friend]

Definition at line 503 of file llquaternion.cpp.

LLQuaternion lerp ( F32  t,
const LLQuaternion &  q 
) [friend]

Definition at line 525 of file llquaternion.cpp.

LLQuaternion lerp ( F32  t,
const LLQuaternion &  p,
const LLQuaternion &  q 
) [friend]

Definition at line 536 of file llquaternion.cpp.

LLQuaternion mayaQ ( F32  x,
F32  y,
F32  z,
Order  order 
) [friend]

LLQuaternion nlerp ( F32  t,
const LLQuaternion &  q 
) [friend]

Definition at line 611 of file llquaternion.cpp.

LLQuaternion nlerp ( F32  t,
const LLQuaternion &  p,
const LLQuaternion &  q 
) [friend]

Definition at line 599 of file llquaternion.cpp.

LLVector3d operator * ( const LLVector3d &  a,
const LLQuaternion &  rot 
) [friend]

Definition at line 489 of file llquaternion.cpp.

LLVector3 operator * ( const LLVector3 &  a,
const LLQuaternion &  rot 
) [friend]

Definition at line 475 of file llquaternion.cpp.

LLVector4 operator * ( const LLVector4 &  a,
const LLQuaternion &  rot 
) [friend]

Definition at line 461 of file llquaternion.cpp.

LLQuaternion operator * ( const LLQuaternion &  a,
const LLQuaternion &  b 
) [friend]

Definition at line 438 of file llquaternion.cpp.

LLQuaternion operator * ( const LLQuaternion &  q,
F32  b 
) [friend]

Definition at line 337 of file llquaternion.h.

LLQuaternion operator * ( F32  a,
const LLQuaternion &  q 
) [friend]

Definition at line 327 of file llquaternion.h.

const LLQuaternion& operator *= ( LLQuaternion &  a,
const LLQuaternion &  b 
) [friend]

Definition at line 369 of file llquaternion.h.

LLQuaternion operator+ ( const LLQuaternion &  a,
const LLQuaternion &  b 
) [friend]

Definition at line 297 of file llquaternion.h.

LLQuaternion operator- ( const LLQuaternion &  a  )  [friend]

Definition at line 317 of file llquaternion.h.

LLQuaternion operator- ( const LLQuaternion &  a,
const LLQuaternion &  b 
) [friend]

Definition at line 307 of file llquaternion.h.

std::ostream& operator<< ( std::ostream &  s,
const LLQuaternion &  a 
) [friend]

Definition at line 428 of file llquaternion.cpp.

LLQuaternion operator~ ( const LLQuaternion &  a  )  [friend]

Definition at line 346 of file llquaternion.h.

const char* OrderToString ( const Order  order  )  [friend]

LLQuaternion slerp ( F32  t,
const LLQuaternion &  q 
) [friend]

Definition at line 624 of file llquaternion.cpp.

LLQuaternion slerp ( F32  t,
const LLQuaternion &  p,
const LLQuaternion &  q 
) [friend]

Definition at line 553 of file llquaternion.cpp.

Order StringToOrder ( const char *  str  )  [friend]

Definition at line 722 of file llquaternion.cpp.

Member Data Documentation

const LLQuaternion LLQuaternion::DEFAULT [static]

Definition at line 55 of file llquaternion.h.

Referenced by LLHUDEffectLookAt::calcTargetPosition(), LLManipRotate::dragConstrained(), LLManipRotate::dragUnconstrained(), LLAgent::getHeadRotation(), LLVOAvatar::getOffObject(), LLKeyframeMotion::RotationCurve::getValue(), LLManipTranslate::highlightManipulators(), LLManipScale::highlightManipulators(), LLFollowCam::LLFollowCam(), LLFlyAdjustMotion::onActivate(), LLEyeMotion::onDeactivate(), LLEyeMotion::onUpdate(), LLHeadRotMotion::onUpdate(), LLEditingMotion::onUpdate(), run_cast(), and LLFollowCam::updateBehindnessConstraint().

F32 LLQuaternion::mQ[LENGTHOFQUAT]

Definition at line 53 of file llquaternion.h.

Referenced by bytestream2quaternion(), conjQuat(), constrain(), getAngleAxis(), LLXMLNode::getAttributeQuat(), getMatrix3(), getMatrix4(), LLMatrix4::initAll(), isFinite(), isIdentity(), isNotIdentity(), lerp(), ll_quaternion_from_sd(), ll_sd_from_quaternion(), LLQuaternion(), loadIdentity(), lsa_fprint_heap(), lsa_print_heap(), nlerp(), normQuat(), operator *(), operator *=(), operator!=(), operator==(), packToVector3(), parseQuat(), LLScriptLibData::print(), print_pushargq(), LLScriptLibData::print_separator(), LLScriptLSOParse::printGlobals(), LLViewerObject::processUpdateMessage(), quantize16(), quantize8(), LLMatrix4::quaternion(), LLMatrix3::quaternion(), quaternion2bytestream(), run_cast(), run_print(), run_pushargq(), setQuat(), setQuatInit(), LLXform::setRotation(), shortestArc(), slerp(), transQuat(), unpackFromVector3(), LLViewerJoint::writeCAL3D(), and LLKeyframeMotion::writeCAL3D().

The documentation for this class was generated from the following files:
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