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950 lines
32 KiB
950 lines
32 KiB
/*
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* Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
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* Copyright (c) 2004 Boudewijn Rempt <boud@valdyas.org>
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* Copyright (c) 2005 Adrian Page <adrian@pagenet.plus.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <config.h>
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#include <limits.h>
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#include <stdlib.h>
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#include LCMS_HEADER
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#include <qimage.h>
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#include <kdebug.h>
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#include <klocale.h>
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#include "kis_rgb_f32_colorspace.h"
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#include "kis_color_conversions.h"
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namespace {
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const Q_INT32 MAX_CHANNEL_RGB = 3;
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const Q_INT32 MAX_CHANNEL_RGBA = 4;
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}
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#include "kis_integer_maths.h"
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#ifndef HAVE_POWF
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#undef powf
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#define powf pow
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#endif
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#define FLOAT_MAX 1.0f //temp
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#define EPSILON 1e-6
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// FIXME: lcms doesn't support 32-bit float
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#define F32_LCMS_TYPE TYPE_BGRA_16
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// disable the lcms handling by setting profile=0
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KisRgbF32ColorSpace::KisRgbF32ColorSpace(KisColorSpaceFactoryRegistry * parent, KisProfile */*p*/) :
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KisF32BaseColorSpace(KisID("RGBAF32", i18n("RGB (32-bit float/channel)")), F32_LCMS_TYPE, icSigRgbData, parent, 0)
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{
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m_channels.push_back(new KisChannelInfo(i18n("Red"), i18n("R"), PIXEL_RED * sizeof(float), KisChannelInfo::COLOR, KisChannelInfo::FLOAT32, sizeof(float)));
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m_channels.push_back(new KisChannelInfo(i18n("Green"), i18n("G"), PIXEL_GREEN * sizeof(float), KisChannelInfo::COLOR, KisChannelInfo::FLOAT32, sizeof(float)));
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m_channels.push_back(new KisChannelInfo(i18n("Blue"), i18n("B"), PIXEL_BLUE * sizeof(float), KisChannelInfo::COLOR, KisChannelInfo::FLOAT32, sizeof(float)));
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m_channels.push_back(new KisChannelInfo(i18n("Alpha"), i18n("A"), PIXEL_ALPHA * sizeof(float), KisChannelInfo::ALPHA, KisChannelInfo::FLOAT32, sizeof(float)));
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m_alphaPos = PIXEL_ALPHA * sizeof(float);
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}
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KisRgbF32ColorSpace::~KisRgbF32ColorSpace()
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{
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}
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void KisRgbF32ColorSpace::setPixel(Q_UINT8 *dst, float red, float green, float blue, float alpha) const
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{
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Pixel *dstPixel = reinterpret_cast<Pixel *>(dst);
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dstPixel->red = red;
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dstPixel->green = green;
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dstPixel->blue = blue;
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dstPixel->alpha = alpha;
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}
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void KisRgbF32ColorSpace::getPixel(const Q_UINT8 *src, float *red, float *green, float *blue, float *alpha) const
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{
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const Pixel *srcPixel = reinterpret_cast<const Pixel *>(src);
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*red = srcPixel->red;
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*green = srcPixel->green;
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*blue = srcPixel->blue;
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*alpha = srcPixel->alpha;
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}
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void KisRgbF32ColorSpace::fromQColor(const QColor& c, Q_UINT8 *dstU8, KisProfile * /*profile*/)
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{
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Pixel *dst = reinterpret_cast<Pixel *>(dstU8);
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dst->red = UINT8_TO_FLOAT(c.red());
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dst->green = UINT8_TO_FLOAT(c.green());
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dst->blue = UINT8_TO_FLOAT(c.blue());
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}
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void KisRgbF32ColorSpace::fromQColor(const QColor& c, Q_UINT8 opacity, Q_UINT8 *dstU8, KisProfile * /*profile*/)
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{
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Pixel *dst = reinterpret_cast<Pixel *>(dstU8);
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dst->red = UINT8_TO_FLOAT(c.red());
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dst->green = UINT8_TO_FLOAT(c.green());
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dst->blue = UINT8_TO_FLOAT(c.blue());
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dst->alpha = UINT8_TO_FLOAT(opacity);
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}
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void KisRgbF32ColorSpace::toQColor(const Q_UINT8 *srcU8, QColor *c, KisProfile * /*profile*/)
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{
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const Pixel *src = reinterpret_cast<const Pixel *>(srcU8);
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c->setRgb(FLOAT_TO_UINT8(src->red), FLOAT_TO_UINT8(src->green), FLOAT_TO_UINT8(src->blue));
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}
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void KisRgbF32ColorSpace::toQColor(const Q_UINT8 *srcU8, QColor *c, Q_UINT8 *opacity, KisProfile * /*profile*/)
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{
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const Pixel *src = reinterpret_cast<const Pixel *>(srcU8);
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c->setRgb(FLOAT_TO_UINT8(src->red), FLOAT_TO_UINT8(src->green), FLOAT_TO_UINT8(src->blue));
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*opacity = FLOAT_TO_UINT8(src->alpha);
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}
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Q_UINT8 KisRgbF32ColorSpace::difference(const Q_UINT8 *src1U8, const Q_UINT8 *src2U8)
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{
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const Pixel *src1 = reinterpret_cast<const Pixel *>(src1U8);
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const Pixel *src2 = reinterpret_cast<const Pixel *>(src2U8);
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return FLOAT_TO_UINT8(QMAX(QABS(src2->red - src1->red),
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QMAX(QABS(src2->green - src1->green),
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QABS(src2->blue - src1->blue))));
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}
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void KisRgbF32ColorSpace::mixColors(const Q_UINT8 **colors, const Q_UINT8 *weights, Q_UINT32 nColors, Q_UINT8 *dst) const
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{
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float totalRed = 0, totalGreen = 0, totalBlue = 0, newAlpha = 0;
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while (nColors--)
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{
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const Pixel *pixel = reinterpret_cast<const Pixel *>(*colors);
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float alpha = pixel->alpha;
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float alphaTimesWeight = alpha * UINT8_TO_FLOAT(*weights);
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totalRed += pixel->red * alphaTimesWeight;
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totalGreen += pixel->green * alphaTimesWeight;
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totalBlue += pixel->blue * alphaTimesWeight;
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newAlpha += alphaTimesWeight;
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weights++;
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colors++;
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}
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Q_ASSERT(newAlpha <= F32_OPACITY_OPAQUE);
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Pixel *dstPixel = reinterpret_cast<Pixel *>(dst);
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dstPixel->alpha = newAlpha;
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if (newAlpha > EPSILON) {
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totalRed = totalRed / newAlpha;
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totalGreen = totalGreen / newAlpha;
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totalBlue = totalBlue / newAlpha;
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}
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dstPixel->red = totalRed;
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dstPixel->green = totalGreen;
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dstPixel->blue = totalBlue;
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}
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void KisRgbF32ColorSpace::convolveColors(Q_UINT8** colors, Q_INT32 * kernelValues, KisChannelInfo::enumChannelFlags channelFlags, Q_UINT8 *dst, Q_INT32 factor, Q_INT32 offset, Q_INT32 nColors) const
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{
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float totalRed = 0, totalGreen = 0, totalBlue = 0, totalAlpha = 0;
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while (nColors--)
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{
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const Pixel * pixel = reinterpret_cast<const Pixel *>( *colors );
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float weight = *kernelValues;
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if (weight != 0) {
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totalRed += pixel->red * weight;
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totalGreen += pixel->green * weight;
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totalBlue += pixel->blue * weight;
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totalAlpha += pixel->alpha * weight;
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}
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colors++;
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kernelValues++;
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}
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Pixel * p = reinterpret_cast< Pixel *>( dst );
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if (channelFlags & KisChannelInfo::FLAG_COLOR) {
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p->red = CLAMP( ( totalRed / factor) + offset, 0, FLOAT_MAX);
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p->green = CLAMP( ( totalGreen / factor) + offset, 0, FLOAT_MAX);
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p->blue = CLAMP( ( totalBlue / factor) + offset, 0, FLOAT_MAX);
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}
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if (channelFlags & KisChannelInfo::FLAG_ALPHA) {
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p->alpha = CLAMP((totalAlpha/ factor) + offset, 0, FLOAT_MAX);
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}
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}
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void KisRgbF32ColorSpace::invertColor(Q_UINT8 * src, Q_INT32 nPixels)
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{
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Q_UINT32 psize = pixelSize();
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while (nPixels--)
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{
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Pixel * p = reinterpret_cast< Pixel *>( src );
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p->red = FLOAT_MAX - p->red;
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p->green = FLOAT_MAX - p->green;
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p->blue = FLOAT_MAX - p->blue;
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src += psize;
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}
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}
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Q_UINT8 KisRgbF32ColorSpace::intensity8(const Q_UINT8 * src) const
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{
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const Pixel * p = reinterpret_cast<const Pixel *>( src );
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return FLOAT_TO_UINT8((p->red * 0.30 + p->green * 0.59 + p->blue * 0.11) + 0.5);
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}
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QValueVector<KisChannelInfo *> KisRgbF32ColorSpace::channels() const
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{
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return m_channels;
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}
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Q_UINT32 KisRgbF32ColorSpace::nChannels() const
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{
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return MAX_CHANNEL_RGBA;
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}
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Q_UINT32 KisRgbF32ColorSpace::nColorChannels() const
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{
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return MAX_CHANNEL_RGB;
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}
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Q_UINT32 KisRgbF32ColorSpace::pixelSize() const
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{
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return MAX_CHANNEL_RGBA * sizeof(float);
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}
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Q_UINT8 convertToDisplay(float value, float exposureFactor, float gamma)
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{
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//value *= pow(2, exposure + 2.47393);
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value *= exposureFactor;
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value = powf(value, gamma);
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// scale middle gray to the target framebuffer value
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value *= 84.66f;
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int valueInt = (int)(value + 0.5);
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return CLAMP(valueInt, 0, 255);
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}
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QImage KisRgbF32ColorSpace::convertToQImage(const Q_UINT8 *dataU8, Q_INT32 width, Q_INT32 height,
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KisProfile * /*dstProfile*/,
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Q_INT32 /*renderingIntent*/, float exposure)
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{
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const float *data = reinterpret_cast<const float *>(dataU8);
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QImage img = QImage(width, height, 32, 0, QImage::LittleEndian);
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img.setAlphaBuffer(true);
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Q_INT32 i = 0;
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uchar *j = img.bits();
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// XXX: For now assume gamma 2.2.
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float gamma = 1 / 2.2;
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float exposureFactor = powf(2, exposure + 2.47393);
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while ( i < width * height * MAX_CHANNEL_RGBA) {
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*( j + 3) = FLOAT_TO_UINT8(*( data + i + PIXEL_ALPHA ));
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*( j + 2 ) = convertToDisplay(*( data + i + PIXEL_RED ), exposureFactor, gamma);
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*( j + 1 ) = convertToDisplay(*( data + i + PIXEL_GREEN ), exposureFactor, gamma);
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*( j + 0 ) = convertToDisplay(*( data + i + PIXEL_BLUE ), exposureFactor, gamma);
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i += MAX_CHANNEL_RGBA;
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j += MAX_CHANNEL_RGBA;
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}
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/*
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if (srcProfile != 0 && dstProfile != 0) {
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convertPixelsTo(img.bits(), srcProfile,
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img.bits(), this, dstProfile,
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width * height, renderingIntent);
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}
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*/
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return img;
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}
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void KisRgbF32ColorSpace::compositeOver(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
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{
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while (rows > 0) {
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const float *src = reinterpret_cast<const float *>(srcRowStart);
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float *dst = reinterpret_cast<float *>(dstRowStart);
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const Q_UINT8 *mask = maskRowStart;
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Q_INT32 columns = numColumns;
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while (columns > 0) {
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float srcAlpha = src[PIXEL_ALPHA];
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// apply the alphamask
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if (mask != 0) {
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Q_UINT8 U8_mask = *mask;
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if (U8_mask != OPACITY_OPAQUE) {
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srcAlpha *= UINT8_TO_FLOAT(U8_mask);
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}
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mask++;
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}
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if (srcAlpha > F32_OPACITY_TRANSPARENT + EPSILON) {
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if (opacity < F32_OPACITY_OPAQUE - EPSILON) {
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srcAlpha *= opacity;
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}
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if (srcAlpha > F32_OPACITY_OPAQUE - EPSILON) {
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memcpy(dst, src, MAX_CHANNEL_RGBA * sizeof(float));
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} else {
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float dstAlpha = dst[PIXEL_ALPHA];
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float srcBlend;
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if (dstAlpha > F32_OPACITY_OPAQUE - EPSILON) {
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srcBlend = srcAlpha;
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} else {
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float newAlpha = dstAlpha + (F32_OPACITY_OPAQUE - dstAlpha) * srcAlpha;
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dst[PIXEL_ALPHA] = newAlpha;
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if (newAlpha > EPSILON) {
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srcBlend = srcAlpha / newAlpha;
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} else {
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srcBlend = srcAlpha;
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}
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}
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if (srcBlend > F32_OPACITY_OPAQUE - EPSILON) {
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memcpy(dst, src, MAX_CHANNEL_RGB * sizeof(float));
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} else {
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dst[PIXEL_RED] = FLOAT_BLEND(src[PIXEL_RED], dst[PIXEL_RED], srcBlend);
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dst[PIXEL_GREEN] = FLOAT_BLEND(src[PIXEL_GREEN], dst[PIXEL_GREEN], srcBlend);
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dst[PIXEL_BLUE] = FLOAT_BLEND(src[PIXEL_BLUE], dst[PIXEL_BLUE], srcBlend);
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}
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}
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}
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columns--;
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src += MAX_CHANNEL_RGBA;
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dst += MAX_CHANNEL_RGBA;
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}
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rows--;
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srcRowStart += srcRowStride;
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dstRowStart += dstRowStride;
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if(maskRowStart) {
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maskRowStart += maskRowStride;
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}
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}
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}
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#define COMMON_COMPOSITE_OP_PROLOG() \
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while (rows > 0) { \
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\
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const float *src = reinterpret_cast<const float *>(srcRowStart); \
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float *dst = reinterpret_cast<float *>(dstRowStart); \
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Q_INT32 columns = numColumns; \
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const Q_UINT8 *mask = maskRowStart; \
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\
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while (columns > 0) { \
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\
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float srcAlpha = src[PIXEL_ALPHA]; \
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float dstAlpha = dst[PIXEL_ALPHA]; \
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\
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srcAlpha = QMIN(srcAlpha, dstAlpha); \
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\
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if (mask != 0) { \
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Q_UINT8 U8_mask = *mask; \
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\
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if (U8_mask != OPACITY_OPAQUE) { \
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srcAlpha *= UINT8_TO_FLOAT(U8_mask); \
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} \
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mask++; \
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} \
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\
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if (srcAlpha > F32_OPACITY_TRANSPARENT + EPSILON) { \
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\
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if (opacity < F32_OPACITY_OPAQUE - EPSILON) { \
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srcAlpha *= opacity; \
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} \
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\
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float srcBlend; \
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\
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if (dstAlpha > F32_OPACITY_OPAQUE - EPSILON) { \
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srcBlend = srcAlpha; \
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} else { \
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float newAlpha = dstAlpha + (F32_OPACITY_OPAQUE - dstAlpha) * srcAlpha; \
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dst[PIXEL_ALPHA] = newAlpha; \
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\
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if (newAlpha > EPSILON) { \
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srcBlend = srcAlpha / newAlpha; \
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} else { \
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srcBlend = srcAlpha; \
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} \
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}
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#define COMMON_COMPOSITE_OP_EPILOG() \
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} \
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\
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columns--; \
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src += MAX_CHANNEL_RGBA; \
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dst += MAX_CHANNEL_RGBA; \
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} \
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\
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rows--; \
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srcRowStart += srcRowStride; \
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dstRowStart += dstRowStride; \
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if(maskRowStart) { \
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maskRowStart += maskRowStride; \
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} \
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}
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void KisRgbF32ColorSpace::compositeMultiply(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
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{
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COMMON_COMPOSITE_OP_PROLOG();
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{
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float srcColor = src[PIXEL_RED];
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float dstColor = dst[PIXEL_RED];
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srcColor = srcColor * dstColor;
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dst[PIXEL_RED] = FLOAT_BLEND(srcColor, dstColor, srcBlend);
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srcColor = src[PIXEL_GREEN];
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dstColor = dst[PIXEL_GREEN];
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srcColor = srcColor * dstColor;
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dst[PIXEL_GREEN] = FLOAT_BLEND(srcColor, dstColor, srcBlend);
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srcColor = src[PIXEL_BLUE];
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dstColor = dst[PIXEL_BLUE];
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srcColor = srcColor * dstColor;
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dst[PIXEL_BLUE] = FLOAT_BLEND(srcColor, dstColor, srcBlend);
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}
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COMMON_COMPOSITE_OP_EPILOG();
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}
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void KisRgbF32ColorSpace::compositeDivide(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
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{
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COMMON_COMPOSITE_OP_PROLOG();
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{
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for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
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float srcColor = src[channel];
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float dstColor = dst[channel];
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srcColor = QMIN(dstColor / (srcColor + EPSILON), FLOAT_MAX);
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float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
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dst[channel] = newColor;
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}
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}
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COMMON_COMPOSITE_OP_EPILOG();
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}
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void KisRgbF32ColorSpace::compositeScreen(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
|
|
|
|
float srcColor = src[channel];
|
|
float dstColor = dst[channel];
|
|
|
|
srcColor = FLOAT_MAX - ((FLOAT_MAX - dstColor) * (FLOAT_MAX - srcColor));
|
|
|
|
float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
|
|
|
|
dst[channel] = newColor;
|
|
}
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeOverlay(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
|
|
|
|
float srcColor = src[channel];
|
|
float dstColor = dst[channel];
|
|
|
|
srcColor = dstColor * (dstColor + 2 * (srcColor * (FLOAT_MAX - dstColor)));
|
|
|
|
float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
|
|
|
|
dst[channel] = newColor;
|
|
}
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeDodge(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
|
|
|
|
float srcColor = src[channel];
|
|
float dstColor = dst[channel];
|
|
|
|
srcColor = QMIN(dstColor / (FLOAT_MAX + EPSILON - srcColor), FLOAT_MAX);
|
|
|
|
float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
|
|
|
|
dst[channel] = newColor;
|
|
}
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeBurn(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
|
|
|
|
float srcColor = src[channel];
|
|
float dstColor = dst[channel];
|
|
|
|
srcColor = QMIN((FLOAT_MAX - dstColor) / (srcColor + EPSILON), FLOAT_MAX);
|
|
srcColor = CLAMP(FLOAT_MAX - srcColor, 0, FLOAT_MAX);
|
|
|
|
float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
|
|
|
|
dst[channel] = newColor;
|
|
}
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeDarken(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
|
|
|
|
float srcColor = src[channel];
|
|
float dstColor = dst[channel];
|
|
|
|
srcColor = QMIN(srcColor, dstColor);
|
|
|
|
float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
|
|
|
|
dst[channel] = newColor;
|
|
}
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeLighten(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
for (int channel = 0; channel < MAX_CHANNEL_RGB; channel++) {
|
|
|
|
float srcColor = src[channel];
|
|
float dstColor = dst[channel];
|
|
|
|
srcColor = QMAX(srcColor, dstColor);
|
|
|
|
float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend);
|
|
|
|
dst[channel] = newColor;
|
|
}
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeHue(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
float srcRed = src[PIXEL_RED];
|
|
float srcGreen = src[PIXEL_GREEN];
|
|
float srcBlue = src[PIXEL_BLUE];
|
|
|
|
float dstRed = dst[PIXEL_RED];
|
|
float dstGreen = dst[PIXEL_GREEN];
|
|
float dstBlue = dst[PIXEL_BLUE];
|
|
|
|
float srcHue;
|
|
float srcSaturation;
|
|
float srcValue;
|
|
|
|
float dstHue;
|
|
float dstSaturation;
|
|
float dstValue;
|
|
|
|
RGBToHSV(srcRed, srcGreen, srcBlue, &srcHue, &srcSaturation, &srcValue);
|
|
RGBToHSV(dstRed, dstGreen, dstBlue, &dstHue, &dstSaturation, &dstValue);
|
|
|
|
HSVToRGB(srcHue, dstSaturation, dstValue, &srcRed, &srcGreen, &srcBlue);
|
|
|
|
dst[PIXEL_RED] = FLOAT_BLEND(srcRed, dstRed, srcBlend);
|
|
dst[PIXEL_GREEN] = FLOAT_BLEND(srcGreen, dstGreen, srcBlend);
|
|
dst[PIXEL_BLUE] = FLOAT_BLEND(srcBlue, dstBlue, srcBlend);
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeSaturation(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
float srcRed = src[PIXEL_RED];
|
|
float srcGreen = src[PIXEL_GREEN];
|
|
float srcBlue = src[PIXEL_BLUE];
|
|
|
|
float dstRed = dst[PIXEL_RED];
|
|
float dstGreen = dst[PIXEL_GREEN];
|
|
float dstBlue = dst[PIXEL_BLUE];
|
|
|
|
float srcHue;
|
|
float srcSaturation;
|
|
float srcValue;
|
|
|
|
float dstHue;
|
|
float dstSaturation;
|
|
float dstValue;
|
|
|
|
RGBToHSV(srcRed, srcGreen, srcBlue, &srcHue, &srcSaturation, &srcValue);
|
|
RGBToHSV(dstRed, dstGreen, dstBlue, &dstHue, &dstSaturation, &dstValue);
|
|
|
|
HSVToRGB(dstHue, srcSaturation, dstValue, &srcRed, &srcGreen, &srcBlue);
|
|
|
|
dst[PIXEL_RED] = FLOAT_BLEND(srcRed, dstRed, srcBlend);
|
|
dst[PIXEL_GREEN] = FLOAT_BLEND(srcGreen, dstGreen, srcBlend);
|
|
dst[PIXEL_BLUE] = FLOAT_BLEND(srcBlue, dstBlue, srcBlend);
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeValue(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
float srcRed = src[PIXEL_RED];
|
|
float srcGreen = src[PIXEL_GREEN];
|
|
float srcBlue = src[PIXEL_BLUE];
|
|
|
|
float dstRed = dst[PIXEL_RED];
|
|
float dstGreen = dst[PIXEL_GREEN];
|
|
float dstBlue = dst[PIXEL_BLUE];
|
|
|
|
float srcHue;
|
|
float srcSaturation;
|
|
float srcValue;
|
|
|
|
float dstHue;
|
|
float dstSaturation;
|
|
float dstValue;
|
|
|
|
RGBToHSV(srcRed, srcGreen, srcBlue, &srcHue, &srcSaturation, &srcValue);
|
|
RGBToHSV(dstRed, dstGreen, dstBlue, &dstHue, &dstSaturation, &dstValue);
|
|
|
|
HSVToRGB(dstHue, dstSaturation, srcValue, &srcRed, &srcGreen, &srcBlue);
|
|
|
|
dst[PIXEL_RED] = FLOAT_BLEND(srcRed, dstRed, srcBlend);
|
|
dst[PIXEL_GREEN] = FLOAT_BLEND(srcGreen, dstGreen, srcBlend);
|
|
dst[PIXEL_BLUE] = FLOAT_BLEND(srcBlue, dstBlue, srcBlend);
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeColor(Q_UINT8 *dstRowStart, Q_INT32 dstRowStride, const Q_UINT8 *srcRowStart, Q_INT32 srcRowStride, const Q_UINT8 *maskRowStart, Q_INT32 maskRowStride, Q_INT32 rows, Q_INT32 numColumns, float opacity)
|
|
{
|
|
COMMON_COMPOSITE_OP_PROLOG();
|
|
|
|
{
|
|
float srcRed = src[PIXEL_RED];
|
|
float srcGreen = src[PIXEL_GREEN];
|
|
float srcBlue = src[PIXEL_BLUE];
|
|
|
|
float dstRed = dst[PIXEL_RED];
|
|
float dstGreen = dst[PIXEL_GREEN];
|
|
float dstBlue = dst[PIXEL_BLUE];
|
|
|
|
float srcHue;
|
|
float srcSaturation;
|
|
float srcLightness;
|
|
|
|
float dstHue;
|
|
float dstSaturation;
|
|
float dstLightness;
|
|
|
|
RGBToHSL(srcRed, srcGreen, srcBlue, &srcHue, &srcSaturation, &srcLightness);
|
|
RGBToHSL(dstRed, dstGreen, dstBlue, &dstHue, &dstSaturation, &dstLightness);
|
|
|
|
HSLToRGB(srcHue, srcSaturation, dstLightness, &srcRed, &srcGreen, &srcBlue);
|
|
|
|
dst[PIXEL_RED] = FLOAT_BLEND(srcRed, dstRed, srcBlend);
|
|
dst[PIXEL_GREEN] = FLOAT_BLEND(srcGreen, dstGreen, srcBlend);
|
|
dst[PIXEL_BLUE] = FLOAT_BLEND(srcBlue, dstBlue, srcBlend);
|
|
}
|
|
|
|
COMMON_COMPOSITE_OP_EPILOG();
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::compositeErase(Q_UINT8 *dst,
|
|
Q_INT32 dstRowSize,
|
|
const Q_UINT8 *src,
|
|
Q_INT32 srcRowSize,
|
|
const Q_UINT8 *srcAlphaMask,
|
|
Q_INT32 maskRowStride,
|
|
Q_INT32 rows,
|
|
Q_INT32 cols,
|
|
float /*opacity*/)
|
|
{
|
|
while (rows-- > 0)
|
|
{
|
|
const Pixel *s = reinterpret_cast<const Pixel *>(src);
|
|
Pixel *d = reinterpret_cast<Pixel *>(dst);
|
|
const Q_UINT8 *mask = srcAlphaMask;
|
|
|
|
for (Q_INT32 i = cols; i > 0; i--, s++, d++)
|
|
{
|
|
float srcAlpha = s->alpha;
|
|
|
|
// apply the alphamask
|
|
if (mask != 0) {
|
|
Q_UINT8 U8_mask = *mask;
|
|
|
|
if (U8_mask != OPACITY_OPAQUE) {
|
|
srcAlpha = FLOAT_BLEND(srcAlpha, F32_OPACITY_OPAQUE, UINT8_TO_FLOAT(U8_mask));
|
|
}
|
|
mask++;
|
|
}
|
|
d->alpha = srcAlpha * d->alpha;
|
|
}
|
|
|
|
dst += dstRowSize;
|
|
src += srcRowSize;
|
|
if(srcAlphaMask) {
|
|
srcAlphaMask += maskRowStride;
|
|
}
|
|
}
|
|
}
|
|
|
|
void KisRgbF32ColorSpace::bitBlt(Q_UINT8 *dst,
|
|
Q_INT32 dstRowStride,
|
|
const Q_UINT8 *src,
|
|
Q_INT32 srcRowStride,
|
|
const Q_UINT8 *mask,
|
|
Q_INT32 maskRowStride,
|
|
Q_UINT8 U8_opacity,
|
|
Q_INT32 rows,
|
|
Q_INT32 cols,
|
|
const KisCompositeOp& op)
|
|
{
|
|
float opacity = UINT8_TO_FLOAT(U8_opacity);
|
|
|
|
switch (op.op()) {
|
|
case COMPOSITE_UNDEF:
|
|
// Undefined == no composition
|
|
break;
|
|
case COMPOSITE_OVER:
|
|
compositeOver(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_IN:
|
|
//compositeIn(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
case COMPOSITE_OUT:
|
|
//compositeOut(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_ATOP:
|
|
//compositeAtop(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_XOR:
|
|
//compositeXor(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_PLUS:
|
|
//compositePlus(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_MINUS:
|
|
//compositeMinus(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_ADD:
|
|
//compositeAdd(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_SUBTRACT:
|
|
//compositeSubtract(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_DIFF:
|
|
//compositeDiff(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_MULT:
|
|
compositeMultiply(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_DIVIDE:
|
|
compositeDivide(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_BUMPMAP:
|
|
//compositeBumpmap(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_COPY:
|
|
compositeCopy(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, U8_opacity);
|
|
break;
|
|
case COMPOSITE_COPY_RED:
|
|
//compositeCopyRed(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_COPY_GREEN:
|
|
//compositeCopyGreen(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_COPY_BLUE:
|
|
//compositeCopyBlue(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_COPY_OPACITY:
|
|
//compositeCopyOpacity(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_CLEAR:
|
|
//compositeClear(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_DISSOLVE:
|
|
//compositeDissolve(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_DISPLACE:
|
|
//compositeDisplace(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
#if 0
|
|
case COMPOSITE_MODULATE:
|
|
compositeModulate(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_THRESHOLD:
|
|
compositeThreshold(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
#endif
|
|
case COMPOSITE_NO:
|
|
// No composition.
|
|
break;
|
|
case COMPOSITE_DARKEN:
|
|
compositeDarken(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_LIGHTEN:
|
|
compositeLighten(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_HUE:
|
|
compositeHue(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_SATURATION:
|
|
compositeSaturation(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_VALUE:
|
|
compositeValue(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_COLOR:
|
|
compositeColor(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_COLORIZE:
|
|
//compositeColorize(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_LUMINIZE:
|
|
//compositeLuminize(pixelSize(), dst, dstRowStride, src, srcRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_SCREEN:
|
|
compositeScreen(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_OVERLAY:
|
|
compositeOverlay(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_ERASE:
|
|
compositeErase(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_DODGE:
|
|
compositeDodge(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_BURN:
|
|
compositeBurn(dst, dstRowStride, src, srcRowStride, mask, maskRowStride, rows, cols, opacity);
|
|
break;
|
|
case COMPOSITE_ALPHA_DARKEN:
|
|
abstractCompositeAlphaDarken<float, F32Mult, Uint8ToF32, F32OpacityTest,
|
|
PIXEL_ALPHA, MAX_CHANNEL_RGB, MAX_CHANNEL_RGBA>(
|
|
dst, dstRowStride, src, srcRowStride, mask, maskRowStride,
|
|
rows, cols, U8_opacity, F32Mult(), Uint8ToF32(), F32OpacityTest());
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
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KisCompositeOpList KisRgbF32ColorSpace::userVisiblecompositeOps() const
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{
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KisCompositeOpList list;
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list.append(KisCompositeOp(COMPOSITE_OVER));
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list.append(KisCompositeOp(COMPOSITE_ALPHA_DARKEN));
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list.append(KisCompositeOp(COMPOSITE_MULT));
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list.append(KisCompositeOp(COMPOSITE_BURN));
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list.append(KisCompositeOp(COMPOSITE_DODGE));
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list.append(KisCompositeOp(COMPOSITE_DIVIDE));
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list.append(KisCompositeOp(COMPOSITE_SCREEN));
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list.append(KisCompositeOp(COMPOSITE_OVERLAY));
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list.append(KisCompositeOp(COMPOSITE_DARKEN));
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list.append(KisCompositeOp(COMPOSITE_LIGHTEN));
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list.append(KisCompositeOp(COMPOSITE_HUE));
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list.append(KisCompositeOp(COMPOSITE_SATURATION));
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list.append(KisCompositeOp(COMPOSITE_VALUE));
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list.append(KisCompositeOp(COMPOSITE_COLOR));
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return list;
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}
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