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author | Michele Calgaro <michele.calgaro@yahoo.it> | 2019-04-27 20:19:31 +0900 |
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committer | Michele Calgaro <michele.calgaro@yahoo.it> | 2019-04-27 20:19:31 +0900 |
commit | c753c65cf7616665d669ea169c875c60eab69e51 (patch) | |
tree | a0814b9cb714abec02c37ef21ff90afdd946817d /qtinterface/qt4/Qt/qmath.h | |
parent | e9596b5b63d8c4303da0b50e63c0056899dafb27 (diff) | |
download | tqtinterface-c753c65cf7616665d669ea169c875c60eab69e51.tar.gz tqtinterface-c753c65cf7616665d669ea169c875c60eab69e51.zip |
Dropped unused code.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'qtinterface/qt4/Qt/qmath.h')
-rw-r--r-- | qtinterface/qt4/Qt/qmath.h | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/qtinterface/qt4/Qt/qmath.h b/qtinterface/qt4/Qt/qmath.h deleted file mode 100644 index 742dc0a..0000000 --- a/qtinterface/qt4/Qt/qmath.h +++ /dev/null @@ -1,288 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 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. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial Usage -** Licensees holding valid Qt Commercial licenses may use this file in -** accordance with the Qt Commercial License Agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Nokia. -** -** 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. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QMATH_H -#define QMATH_H - -#include <math.h> - -#include <QtCore/qglobal.h> - -#ifdef Q_OS_SYMBIAN -# include <e32math.h> -#endif - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Core) - -#define QT_SINE_TABLE_SIZE 256 - -extern Q_CORE_EXPORT const qreal qt_sine_table[QT_SINE_TABLE_SIZE]; - -inline int qCeil(qreal v) -{ -#ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return int(ceilf(float(v))); - else -#endif - return int(ceil(v)); -} - -inline int qFloor(qreal v) -{ -#ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return int(floorf(float(v))); - else -#endif - return int(floor(v)); -} - -inline qreal qFabs(qreal v) -{ -#ifdef QT_USE_MATH_H_FLOATS - if(sizeof(qreal) == sizeof(float)) - return fabsf(float(v)); - else -#endif - return fabs(v); -} - -inline qreal qSin(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal sin_v; - Math::Sin(sin_v, static_cast<TReal>(v)); - return static_cast<qreal>(sin_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return sinf(float(v)); - else -# endif - return sin(v); -#endif -} - -inline qreal qCos(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal cos_v; - Math::Cos(cos_v, static_cast<TReal>(v)); - return static_cast<qreal>(cos_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return cosf(float(v)); - else -# endif - return cos(v); -#endif -} - -inline qreal qTan(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal tan_v; - Math::Tan(tan_v, static_cast<TReal>(v)); - return static_cast<qreal>(tan_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return tanf(float(v)); - else -# endif - return tan(v); -#endif -} - -inline qreal qAcos(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal acos_v; - Math::ACos(acos_v, static_cast<TReal>(v)); - return static_cast<qreal>(acos_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return acosf(float(v)); - else -# endif - return acos(v); -#endif -} - -inline qreal qAsin(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal asin_v; - Math::ASin(asin_v, static_cast<TReal>(v)); - return static_cast<qreal>(asin_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return asinf(float(v)); - else -# endif - return asin(v); -#endif -} - -inline qreal qAtan(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal atan_v; - Math::ATan(atan_v, static_cast<TReal>(v)); - return static_cast<qreal>(atan_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if(sizeof(qreal) == sizeof(float)) - return atanf(float(v)); - else -# endif - return atan(v); -#endif -} - -inline qreal qAtan2(qreal x, qreal y) -{ -#ifdef Q_OS_SYMBIAN - TReal atan2_v; - Math::ATan(atan2_v, static_cast<TReal>(x), static_cast<TReal>(y)); - return static_cast<qreal>(atan2_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if(sizeof(qreal) == sizeof(float)) - return atan2f(float(x), float(y)); - else -# endif - return atan2(x, y); -#endif -} - -inline qreal qSqrt(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal sqrt_v; - Math::Sqrt(sqrt_v, static_cast<TReal>(v)); - return static_cast<qreal>(sqrt_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return sqrtf(float(v)); - else -# endif - return sqrt(v); -#endif -} - -inline qreal qLn(qreal v) -{ -#ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return logf(float(v)); - else -#endif - return log(v); -} - -inline qreal qExp(qreal v) -{ -#ifdef Q_OS_SYMBIAN - TReal exp_v; - Math::Exp(exp_v, static_cast<TReal>(v)); - return static_cast<qreal>(exp_v); -#else - // only one signature - // exists, exp(double) - return exp(v); -#endif -} - -inline qreal qPow(qreal x, qreal y) -{ -#ifdef Q_OS_SYMBIAN - TReal pow_v; - Math::Pow(pow_v, static_cast<TReal>(x), static_cast<TReal>(y)); - return static_cast<qreal>(pow_v); -#else -# ifdef QT_USE_MATH_H_FLOATS - if (sizeof(qreal) == sizeof(float)) - return powf(float(x), float(y)); - else -# endif - return pow(x, y); -#endif -} - -#ifndef M_PI -#define M_PI (3.14159265358979323846) -#endif - -inline qreal qFastSin(qreal x) -{ - int si = int(x * (0.5 * QT_SINE_TABLE_SIZE / M_PI)); // Would be more accurate with qRound, but slower. - qreal d = x - si * (2.0 * M_PI / QT_SINE_TABLE_SIZE); - int ci = si + QT_SINE_TABLE_SIZE / 4; - si &= QT_SINE_TABLE_SIZE - 1; - ci &= QT_SINE_TABLE_SIZE - 1; - return qt_sine_table[si] + (qt_sine_table[ci] - 0.5 * qt_sine_table[si] * d) * d; -} - -inline qreal qFastCos(qreal x) -{ - int ci = int(x * (0.5 * QT_SINE_TABLE_SIZE / M_PI)); // Would be more accurate with qRound, but slower. - qreal d = x - ci * (2.0 * M_PI / QT_SINE_TABLE_SIZE); - int si = ci + QT_SINE_TABLE_SIZE / 4; - si &= QT_SINE_TABLE_SIZE - 1; - ci &= QT_SINE_TABLE_SIZE - 1; - return qt_sine_table[si] - (qt_sine_table[ci] + 0.5 * qt_sine_table[si] * d) * d; -} - -QT_END_NAMESPACE - -QT_END_HEADER - -#endif // QMATH_H |