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Diffstat (limited to 'src/corelib/kernel/qmath.cpp')
-rw-r--r-- | src/corelib/kernel/qmath.cpp | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/src/corelib/kernel/qmath.cpp b/src/corelib/kernel/qmath.cpp new file mode 100644 index 0000000000..783dbbfa37 --- /dev/null +++ b/src/corelib/kernel/qmath.cpp @@ -0,0 +1,305 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore/qmath.h> + +QT_BEGIN_NAMESPACE + +const qreal qt_sine_table[QT_SINE_TABLE_SIZE] = { + qreal(0.0), + qreal(0.024541228522912288), + qreal(0.049067674327418015), + qreal(0.073564563599667426), + qreal(0.098017140329560604), + qreal(0.1224106751992162), + qreal(0.14673047445536175), + qreal(0.17096188876030122), + qreal(0.19509032201612825), + qreal(0.2191012401568698), + qreal(0.24298017990326387), + qreal(0.26671275747489837), + qreal(0.29028467725446233), + qreal(0.31368174039889152), + qreal(0.33688985339222005), + qreal(0.35989503653498811), + qreal(0.38268343236508978), + qreal(0.40524131400498986), + qreal(0.42755509343028208), + qreal(0.44961132965460654), + qreal(0.47139673682599764), + qreal(0.49289819222978404), + qreal(0.51410274419322166), + qreal(0.53499761988709715), + qreal(0.55557023301960218), + qreal(0.57580819141784534), + qreal(0.59569930449243336), + qreal(0.61523159058062682), + qreal(0.63439328416364549), + qreal(0.65317284295377676), + qreal(0.67155895484701833), + qreal(0.68954054473706683), + qreal(0.70710678118654746), + qreal(0.72424708295146689), + qreal(0.74095112535495911), + qreal(0.75720884650648446), + qreal(0.77301045336273699), + qreal(0.78834642762660623), + qreal(0.80320753148064483), + qreal(0.81758481315158371), + qreal(0.83146961230254524), + qreal(0.84485356524970701), + qreal(0.85772861000027212), + qreal(0.87008699110871135), + qreal(0.88192126434835494), + qreal(0.89322430119551532), + qreal(0.90398929312344334), + qreal(0.91420975570353069), + qreal(0.92387953251128674), + qreal(0.93299279883473885), + qreal(0.94154406518302081), + qreal(0.94952818059303667), + qreal(0.95694033573220894), + qreal(0.96377606579543984), + qreal(0.97003125319454397), + qreal(0.97570213003852857), + qreal(0.98078528040323043), + qreal(0.98527764238894122), + qreal(0.98917650996478101), + qreal(0.99247953459870997), + qreal(0.99518472667219682), + qreal(0.99729045667869021), + qreal(0.99879545620517241), + qreal(0.99969881869620425), + qreal(1.0), + qreal(0.99969881869620425), + qreal(0.99879545620517241), + qreal(0.99729045667869021), + qreal(0.99518472667219693), + qreal(0.99247953459870997), + qreal(0.98917650996478101), + qreal(0.98527764238894122), + qreal(0.98078528040323043), + qreal(0.97570213003852857), + qreal(0.97003125319454397), + qreal(0.96377606579543984), + qreal(0.95694033573220894), + qreal(0.94952818059303667), + qreal(0.94154406518302081), + qreal(0.93299279883473885), + qreal(0.92387953251128674), + qreal(0.91420975570353069), + qreal(0.90398929312344345), + qreal(0.89322430119551521), + qreal(0.88192126434835505), + qreal(0.87008699110871146), + qreal(0.85772861000027212), + qreal(0.84485356524970723), + qreal(0.83146961230254546), + qreal(0.81758481315158371), + qreal(0.80320753148064494), + qreal(0.78834642762660634), + qreal(0.7730104533627371), + qreal(0.75720884650648468), + qreal(0.74095112535495899), + qreal(0.72424708295146689), + qreal(0.70710678118654757), + qreal(0.68954054473706705), + qreal(0.67155895484701855), + qreal(0.65317284295377664), + qreal(0.63439328416364549), + qreal(0.61523159058062693), + qreal(0.59569930449243347), + qreal(0.57580819141784545), + qreal(0.55557023301960218), + qreal(0.53499761988709715), + qreal(0.51410274419322177), + qreal(0.49289819222978415), + qreal(0.47139673682599786), + qreal(0.44961132965460687), + qreal(0.42755509343028203), + qreal(0.40524131400498992), + qreal(0.38268343236508989), + qreal(0.35989503653498833), + qreal(0.33688985339222033), + qreal(0.31368174039889141), + qreal(0.29028467725446239), + qreal(0.26671275747489848), + qreal(0.24298017990326407), + qreal(0.21910124015687005), + qreal(0.19509032201612861), + qreal(0.17096188876030122), + qreal(0.1467304744553618), + qreal(0.12241067519921635), + qreal(0.098017140329560826), + qreal(0.073564563599667732), + qreal(0.049067674327417966), + qreal(0.024541228522912326), + qreal(0.0), + qreal(-0.02454122852291208), + qreal(-0.049067674327417724), + qreal(-0.073564563599667496), + qreal(-0.09801714032956059), + qreal(-0.1224106751992161), + qreal(-0.14673047445536158), + qreal(-0.17096188876030097), + qreal(-0.19509032201612836), + qreal(-0.2191012401568698), + qreal(-0.24298017990326382), + qreal(-0.26671275747489825), + qreal(-0.29028467725446211), + qreal(-0.31368174039889118), + qreal(-0.33688985339222011), + qreal(-0.35989503653498811), + qreal(-0.38268343236508967), + qreal(-0.40524131400498969), + qreal(-0.42755509343028181), + qreal(-0.44961132965460665), + qreal(-0.47139673682599764), + qreal(-0.49289819222978393), + qreal(-0.51410274419322155), + qreal(-0.53499761988709693), + qreal(-0.55557023301960196), + qreal(-0.57580819141784534), + qreal(-0.59569930449243325), + qreal(-0.61523159058062671), + qreal(-0.63439328416364527), + qreal(-0.65317284295377653), + qreal(-0.67155895484701844), + qreal(-0.68954054473706683), + qreal(-0.70710678118654746), + qreal(-0.72424708295146678), + qreal(-0.74095112535495888), + qreal(-0.75720884650648423), + qreal(-0.77301045336273666), + qreal(-0.78834642762660589), + qreal(-0.80320753148064505), + qreal(-0.81758481315158382), + qreal(-0.83146961230254524), + qreal(-0.84485356524970701), + qreal(-0.85772861000027201), + qreal(-0.87008699110871135), + qreal(-0.88192126434835494), + qreal(-0.89322430119551521), + qreal(-0.90398929312344312), + qreal(-0.91420975570353047), + qreal(-0.92387953251128652), + qreal(-0.93299279883473896), + qreal(-0.94154406518302081), + qreal(-0.94952818059303667), + qreal(-0.95694033573220882), + qreal(-0.96377606579543984), + qreal(-0.97003125319454397), + qreal(-0.97570213003852846), + qreal(-0.98078528040323032), + qreal(-0.98527764238894111), + qreal(-0.9891765099647809), + qreal(-0.99247953459871008), + qreal(-0.99518472667219693), + qreal(-0.99729045667869021), + qreal(-0.99879545620517241), + qreal(-0.99969881869620425), + qreal(-1.0), + qreal(-0.99969881869620425), + qreal(-0.99879545620517241), + qreal(-0.99729045667869021), + qreal(-0.99518472667219693), + qreal(-0.99247953459871008), + qreal(-0.9891765099647809), + qreal(-0.98527764238894122), + qreal(-0.98078528040323043), + qreal(-0.97570213003852857), + qreal(-0.97003125319454397), + qreal(-0.96377606579543995), + qreal(-0.95694033573220894), + qreal(-0.94952818059303679), + qreal(-0.94154406518302092), + qreal(-0.93299279883473907), + qreal(-0.92387953251128663), + qreal(-0.91420975570353058), + qreal(-0.90398929312344334), + qreal(-0.89322430119551532), + qreal(-0.88192126434835505), + qreal(-0.87008699110871146), + qreal(-0.85772861000027223), + qreal(-0.84485356524970723), + qreal(-0.83146961230254546), + qreal(-0.81758481315158404), + qreal(-0.80320753148064528), + qreal(-0.78834642762660612), + qreal(-0.77301045336273688), + qreal(-0.75720884650648457), + qreal(-0.74095112535495911), + qreal(-0.724247082951467), + qreal(-0.70710678118654768), + qreal(-0.68954054473706716), + qreal(-0.67155895484701866), + qreal(-0.65317284295377709), + qreal(-0.63439328416364593), + qreal(-0.61523159058062737), + qreal(-0.59569930449243325), + qreal(-0.57580819141784523), + qreal(-0.55557023301960218), + qreal(-0.53499761988709726), + qreal(-0.51410274419322188), + qreal(-0.49289819222978426), + qreal(-0.47139673682599792), + qreal(-0.44961132965460698), + qreal(-0.42755509343028253), + qreal(-0.40524131400499042), + qreal(-0.38268343236509039), + qreal(-0.359895036534988), + qreal(-0.33688985339222), + qreal(-0.31368174039889152), + qreal(-0.2902846772544625), + qreal(-0.26671275747489859), + qreal(-0.24298017990326418), + qreal(-0.21910124015687016), + qreal(-0.19509032201612872), + qreal(-0.17096188876030177), + qreal(-0.14673047445536239), + qreal(-0.12241067519921603), + qreal(-0.098017140329560506), + qreal(-0.073564563599667412), + qreal(-0.049067674327418091), + qreal(-0.024541228522912448) +}; + +QT_END_NAMESPACE |