File indexing completed on 2024-05-12 15:59:37
0001 /* 0002 * SPDX-FileCopyrightText: 2002 Patrick Julien <freak@codepimps.org> 0003 * SPDX-FileCopyrightText: 2005-2006 C. Boemann <cbo@boemann.dk> 0004 * SPDX-FileCopyrightText: 2004, 2006-2007 Cyrille Berger <cberger@cberger.net> 0005 * 0006 * SPDX-License-Identifier: LGPL-2.1-or-later 0007 */ 0008 0009 #ifndef _KO_LAB_DARKEN_COLOR_TRANSFORMATION_H_ 0010 #define _KO_LAB_DARKEN_COLOR_TRANSFORMATION_H_ 0011 0012 #if !defined _MSC_VER 0013 #pragma GCC diagnostic ignored "-Wcast-align" 0014 #endif 0015 0016 #include "KoColorTransformation.h" 0017 0018 template<typename _lab_channels_type_> 0019 struct KoLabDarkenColorTransformation : public KoColorTransformation { 0020 KoLabDarkenColorTransformation(qint32 shade, bool compensate, qreal compensation, const KoColorSpace *colorspace) 0021 : m_colorSpace(colorspace) 0022 , m_shade(shade) 0023 , m_compensate(compensate) 0024 , m_compensation(compensation) 0025 { 0026 } 0027 0028 void transform(const quint8 *src, quint8 *dst, qint32 nPixels) const override 0029 { 0030 *((quint32 *)dst) = *((const quint32 *)src); 0031 0032 QColor c; 0033 0034 for (unsigned int i = 0; i < nPixels*m_colorSpace->pixelSize(); i+=m_colorSpace->pixelSize()) { 0035 if (m_compensate) { 0036 m_colorSpace->toQColor(src+i,&c); 0037 c.setRed((c.red()*m_shade)/(m_compensation*255)); 0038 c.setGreen((c.green()*m_shade)/(m_compensation*255)); 0039 c.setBlue((c.blue()*m_shade)/(m_compensation*255)); 0040 m_colorSpace->fromQColor(c,dst+i); 0041 } else { 0042 m_colorSpace->toQColor(src+i,&c); 0043 c.setRed((c.red()*m_shade)/255); 0044 c.setGreen((c.green()*m_shade)/255); 0045 c.setBlue((c.blue()*m_shade)/255); 0046 m_colorSpace->fromQColor(c,dst+i); 0047 } 0048 } 0049 } 0050 const KoColorSpace* m_colorSpace {0}; 0051 const KoColorConversionTransformation* m_defaultToLab {0}; 0052 const KoColorConversionTransformation* m_defaultFromLab {0}; 0053 qint32 m_shade {0}; 0054 bool m_compensate {false}; 0055 qreal m_compensation {0.0}; 0056 }; 0057 0058 #endif