diff options
Diffstat (limited to 'src/gui/painting/qcolorspace_p.h')
-rw-r--r-- | src/gui/painting/qcolorspace_p.h | 110 |
1 files changed, 51 insertions, 59 deletions
diff --git a/src/gui/painting/qcolorspace_p.h b/src/gui/painting/qcolorspace_p.h index e7add19ed3..4ec801b16b 100644 --- a/src/gui/painting/qcolorspace_p.h +++ b/src/gui/painting/qcolorspace_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2018 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2024 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QCOLORSPACE_P_H #define QCOLORSPACE_P_H @@ -52,6 +16,7 @@ // #include "qcolorspace.h" +#include "qcolorclut_p.h" #include "qcolormatrix_p.h" #include "qcolortrc_p.h" #include "qcolortrclut_p.h" @@ -60,6 +25,8 @@ #include <QtCore/qpoint.h> #include <QtCore/qshareddata.h> +#include <memory> + QT_BEGIN_NAMESPACE class Q_AUTOTEST_EXPORT QColorSpacePrimaries @@ -91,51 +58,76 @@ class QColorSpacePrivate : public QSharedData public: QColorSpacePrivate(); QColorSpacePrivate(QColorSpace::NamedColorSpace namedColorSpace); - QColorSpacePrivate(QColorSpace::Primaries primaries, QColorSpace::TransferFunction fun, float gamma); - QColorSpacePrivate(const QColorSpacePrimaries &primaries, QColorSpace::TransferFunction fun, float gamma); + QColorSpacePrivate(QColorSpace::Primaries primaries, QColorSpace::TransferFunction transferFunction, float gamma); + QColorSpacePrivate(QColorSpace::Primaries primaries, const QList<uint16_t> &transferFunctionTable); + QColorSpacePrivate(const QColorSpacePrimaries &primaries, QColorSpace::TransferFunction transferFunction, float gamma); + QColorSpacePrivate(const QColorSpacePrimaries &primaries, const QList<uint16_t> &transferFunctionTable); + QColorSpacePrivate(const QColorSpacePrimaries &primaries, + const QList<uint16_t> &redTransferFunctionTable, + const QList<uint16_t> &greenTransferFunctionTable, + const QList<uint16_t> &blueRransferFunctionTable); + QColorSpacePrivate(const QPointF &whitePoint, QColorSpace::TransferFunction transferFunction, float gamma); + QColorSpacePrivate(const QPointF &whitePoint, const QList<uint16_t> &transferFunctionTable); QColorSpacePrivate(const QColorSpacePrivate &other) = default; - // named different from get to avoid accidental detachs - static QColorSpacePrivate *getWritable(QColorSpace &colorSpace) + static const QColorSpacePrivate *get(const QColorSpace &colorSpace) { - if (!colorSpace.d_ptr) { - colorSpace.d_ptr = new QColorSpacePrivate; - colorSpace.d_ptr->ref.ref(); - } else if (colorSpace.d_ptr->ref.loadRelaxed() != 1) { - colorSpace.d_ptr->ref.deref(); - colorSpace.d_ptr = new QColorSpacePrivate(*colorSpace.d_ptr); - colorSpace.d_ptr->ref.ref(); - } - Q_ASSERT(colorSpace.d_ptr->ref.loadRelaxed() == 1); - return colorSpace.d_ptr; + return colorSpace.d_ptr.get(); } - static const QColorSpacePrivate *get(const QColorSpace &colorSpace) + static QColorSpacePrivate *get(QColorSpace &colorSpace) { - return colorSpace.d_ptr; + return colorSpace.d_ptr.get(); } + bool equals(const QColorSpacePrivate *other) const; + bool isValid() const noexcept; + void initialize(); void setToXyzMatrix(); void setTransferFunction(); void identifyColorSpace(); + void setTransferFunctionTable(const QList<uint16_t> &transferFunctionTable); + void setTransferFunctionTables(const QList<uint16_t> &redTransferFunctionTable, + const QList<uint16_t> &greenTransferFunctionTable, + const QList<uint16_t> &blueTransferFunctionTable); QColorTransform transformationToColorSpace(const QColorSpacePrivate *out) const; + QColorTransform transformationToXYZ() const; + + bool isThreeComponentMatrix() const; + void clearElementListProcessingForEdit(); static constexpr QColorSpace::NamedColorSpace Unknown = QColorSpace::NamedColorSpace(0); QColorSpace::NamedColorSpace namedColorSpace = Unknown; QColorSpace::Primaries primaries = QColorSpace::Primaries::Custom; QColorSpace::TransferFunction transferFunction = QColorSpace::TransferFunction::Custom; + QColorSpace::TransformModel transformModel = QColorSpace::TransformModel::ThreeComponentMatrix; + QColorSpace::ColorModel colorModel = QColorSpace::ColorModel::Undefined; float gamma = 0.0f; QColorVector whitePoint; + // Three component matrix data: QColorTrc trc[3]; QColorMatrix toXyz; - + QColorMatrix chad; + + // Element list processing data: + struct TransferElement { + QColorTrc trc[4]; + }; + using Element = std::variant<TransferElement, QColorMatrix, QColorVector, QColorCLUT>; + bool isPcsLab = false; + // A = device, B = PCS + QList<Element> mAB, mBA; + + // Metadata QString description; + QString userDescription; QByteArray iccProfile; - static QBasicMutex s_lutWriteLock; + // Cached tables for three component matrix transform: + Q_CONSTINIT static QBasicMutex s_lutWriteLock; struct LUT { LUT() = default; ~LUT() = default; @@ -148,9 +140,9 @@ public: generated.storeRelaxed(1); } } - QSharedPointer<QColorTrcLut> &operator[](int i) { return table[i]; } - const QSharedPointer<QColorTrcLut> &operator[](int i) const { return table[i]; } - QSharedPointer<QColorTrcLut> table[3]; + std::shared_ptr<QColorTrcLut> &operator[](int i) { return table[i]; } + const std::shared_ptr<QColorTrcLut> &operator[](int i) const { return table[i]; } + std::shared_ptr<QColorTrcLut> table[3]; QAtomicInt generated; } mutable lut; }; |