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Diffstat (limited to 'indra/llmath/llquaternion2.h')
| -rw-r--r-- | indra/llmath/llquaternion2.h | 96 |
1 files changed, 48 insertions, 48 deletions
diff --git a/indra/llmath/llquaternion2.h b/indra/llmath/llquaternion2.h index fd9c0cf3ab..902bfb7134 100644 --- a/indra/llmath/llquaternion2.h +++ b/indra/llmath/llquaternion2.h @@ -1,31 +1,31 @@ -/** +/** * @file llquaternion2.h * @brief LLQuaternion2 class header file - SIMD-enabled quaternion class * * $LicenseInfo:firstyear=2010&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. - * + * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. - * + * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. - * + * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ -#ifndef LL_QUATERNION2_H -#define LL_QUATERNION2_H +#ifndef LL_QUATERNION2_H +#define LL_QUATERNION2_H ///////////////////////////// // LLQuaternion2 @@ -44,61 +44,61 @@ class LLQuaternion2 { public: - ////////////////////////// - // Ctors - ////////////////////////// - - // Ctor - LLQuaternion2() {} + ////////////////////////// + // Ctors + ////////////////////////// + + // Ctor + LLQuaternion2() {} + + // Ctor from LLQuaternion + explicit LLQuaternion2( const class LLQuaternion& quat ); - // Ctor from LLQuaternion - explicit LLQuaternion2( const class LLQuaternion& quat ); + ////////////////////////// + // Get/Set + ////////////////////////// - ////////////////////////// - // Get/Set - ////////////////////////// + // Load from an LLQuaternion + inline void operator=( const LLQuaternion& quat ) + { + mQ.loadua( quat.mQ ); + } - // Load from an LLQuaternion - inline void operator=( const LLQuaternion& quat ) - { - mQ.loadua( quat.mQ ); - } + // Return the internal LLVector4a representation of the quaternion + inline const LLVector4a& getVector4a() const; + inline LLVector4a& getVector4aRw(); - // Return the internal LLVector4a representation of the quaternion - inline const LLVector4a& getVector4a() const; - inline LLVector4a& getVector4aRw(); + ///////////////////////// + // Quaternion modification + ///////////////////////// - ///////////////////////// - // Quaternion modification - ///////////////////////// - - // Set this quaternion to the conjugate of src - inline void setConjugate(const LLQuaternion2& src); + // Set this quaternion to the conjugate of src + inline void setConjugate(const LLQuaternion2& src); - // Renormalizes the quaternion. Assumes it has nonzero length. - inline void normalize(); + // Renormalizes the quaternion. Assumes it has nonzero length. + inline void normalize(); - // Quantize this quaternion to 8 bit precision - inline void quantize8(); + // Quantize this quaternion to 8 bit precision + inline void quantize8(); - // Quantize this quaternion to 16 bit precision - inline void quantize16(); + // Quantize this quaternion to 16 bit precision + inline void quantize16(); - ///////////////////////// - // Quaternion inspection - ///////////////////////// + ///////////////////////// + // Quaternion inspection + ///////////////////////// - // Return true if this quaternion is equal to 'rhs'. - // Note! Quaternions exhibit "double-cover", so any rotation has two equally valid - // quaternion representations and they will NOT compare equal. - inline bool equals(const LLQuaternion2& rhs, F32 tolerance = F_APPROXIMATELY_ZERO ) const; + // Return true if this quaternion is equal to 'rhs'. + // Note! Quaternions exhibit "double-cover", so any rotation has two equally valid + // quaternion representations and they will NOT compare equal. + inline bool equals(const LLQuaternion2& rhs, F32 tolerance = F_APPROXIMATELY_ZERO ) const; - // Return true if all components are finite and the quaternion is normalized - inline bool isOkRotation() const; + // Return true if all components are finite and the quaternion is normalized + inline bool isOkRotation() const; protected: - LLVector4a mQ; + LLVector4a mQ; }; |