diff options
Diffstat (limited to 'chalk/colorspaces/rgb_f32/kis_rgb_f32_colorspace.cpp')
-rw-r--r-- | chalk/colorspaces/rgb_f32/kis_rgb_f32_colorspace.cpp | 949 |
1 files changed, 949 insertions, 0 deletions
diff --git a/chalk/colorspaces/rgb_f32/kis_rgb_f32_colorspace.cpp b/chalk/colorspaces/rgb_f32/kis_rgb_f32_colorspace.cpp new file mode 100644 index 000000000..d4eb9eaca --- /dev/null +++ b/chalk/colorspaces/rgb_f32/kis_rgb_f32_colorspace.cpp @@ -0,0 +1,949 @@ +/* + * Copyright (c) 2002 Patrick Julien <freak@codepimps.org> + * Copyright (c) 2004 Boudewijn Rempt <boud@valdyas.org> + * Copyright (c) 2005 Adrian Page <adrian@pagenet.plus.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <config.h> +#include <limits.h> +#include <stdlib.h> +#include LCMS_HEADER + +#include <tqimage.h> + +#include <kdebug.h> +#include <tdelocale.h> + +#include "kis_rgb_f32_colorspace.h" +#include "kis_color_conversions.h" + +namespace { + const TQ_INT32 MAX_CHANNEL_RGB = 3; + const TQ_INT32 MAX_CHANNEL_RGBA = 4; +} + +#include "kis_integer_maths.h" + +#ifndef HAVE_POWF +#undef powf +#define powf pow +#endif + +#define FLOAT_MAX 1.0f //temp + +#define EPSILON 1e-6 + +// FIXME: lcms doesn't support 32-bit float +#define F32_LCMS_TYPE TYPE_BGRA_16 + +// disable the lcms handling by setting profile=0 +KisRgbF32ColorSpace::KisRgbF32ColorSpace(KisColorSpaceFactoryRegistry * parent, KisProfile */*p*/) : + KisF32BaseColorSpace(KisID("RGBAF32", i18n("RGB (32-bit float/channel)")), F32_LCMS_TYPE, icSigRgbData, parent, 0) +{ + m_channels.push_back(new KisChannelInfo(i18n("Red"), i18n("R"), PIXEL_RED * sizeof(float), KisChannelInfo::COLOR, KisChannelInfo::FLOAT32, sizeof(float))); + m_channels.push_back(new KisChannelInfo(i18n("Green"), i18n("G"), PIXEL_GREEN * sizeof(float), KisChannelInfo::COLOR, KisChannelInfo::FLOAT32, sizeof(float))); + m_channels.push_back(new KisChannelInfo(i18n("Blue"), i18n("B"), PIXEL_BLUE * sizeof(float), KisChannelInfo::COLOR, KisChannelInfo::FLOAT32, sizeof(float))); + m_channels.push_back(new KisChannelInfo(i18n("Alpha"), i18n("A"), PIXEL_ALPHA * sizeof(float), KisChannelInfo::ALPHA, KisChannelInfo::FLOAT32, sizeof(float))); + + m_alphaPos = PIXEL_ALPHA * sizeof(float); +} + +KisRgbF32ColorSpace::~KisRgbF32ColorSpace() +{ +} + +void KisRgbF32ColorSpace::setPixel(TQ_UINT8 *dst, float red, float green, float blue, float alpha) const +{ + Pixel *dstPixel = reinterpret_cast<Pixel *>(dst); + + dstPixel->red = red; + dstPixel->green = green; + dstPixel->blue = blue; + dstPixel->alpha = alpha; +} + +void KisRgbF32ColorSpace::getPixel(const TQ_UINT8 *src, float *red, float *green, float *blue, float *alpha) const +{ + const Pixel *srcPixel = reinterpret_cast<const Pixel *>(src); + + *red = srcPixel->red; + *green = srcPixel->green; + *blue = srcPixel->blue; + *alpha = srcPixel->alpha; +} + +void KisRgbF32ColorSpace::fromTQColor(const TQColor& c, TQ_UINT8 *dstU8, KisProfile * /*profile*/) +{ + Pixel *dst = reinterpret_cast<Pixel *>(dstU8); + + dst->red = UINT8_TO_FLOAT(c.red()); + dst->green = UINT8_TO_FLOAT(c.green()); + dst->blue = UINT8_TO_FLOAT(c.blue()); +} + +void KisRgbF32ColorSpace::fromTQColor(const TQColor& c, TQ_UINT8 opacity, TQ_UINT8 *dstU8, KisProfile * /*profile*/) +{ + Pixel *dst = reinterpret_cast<Pixel *>(dstU8); + + dst->red = UINT8_TO_FLOAT(c.red()); + dst->green = UINT8_TO_FLOAT(c.green()); + dst->blue = UINT8_TO_FLOAT(c.blue()); + dst->alpha = UINT8_TO_FLOAT(opacity); +} + +void KisRgbF32ColorSpace::toTQColor(const TQ_UINT8 *srcU8, TQColor *c, KisProfile * /*profile*/) +{ + const Pixel *src = reinterpret_cast<const Pixel *>(srcU8); + + c->setRgb(FLOAT_TO_UINT8(src->red), FLOAT_TO_UINT8(src->green), FLOAT_TO_UINT8(src->blue)); +} + +void KisRgbF32ColorSpace::toTQColor(const TQ_UINT8 *srcU8, TQColor *c, TQ_UINT8 *opacity, KisProfile * /*profile*/) +{ + const Pixel *src = reinterpret_cast<const Pixel *>(srcU8); + + c->setRgb(FLOAT_TO_UINT8(src->red), FLOAT_TO_UINT8(src->green), FLOAT_TO_UINT8(src->blue)); + *opacity = FLOAT_TO_UINT8(src->alpha); +} + +TQ_UINT8 KisRgbF32ColorSpace::difference(const TQ_UINT8 *src1U8, const TQ_UINT8 *src2U8) +{ + const Pixel *src1 = reinterpret_cast<const Pixel *>(src1U8); + const Pixel *src2 = reinterpret_cast<const Pixel *>(src2U8); + + return FLOAT_TO_UINT8(TQMAX(TQABS(src2->red - src1->red), + TQMAX(TQABS(src2->green - src1->green), + TQABS(src2->blue - src1->blue)))); +} + +void KisRgbF32ColorSpace::mixColors(const TQ_UINT8 **colors, const TQ_UINT8 *weights, TQ_UINT32 nColors, TQ_UINT8 *dst) const +{ + float totalRed = 0, totalGreen = 0, totalBlue = 0, newAlpha = 0; + + while (nColors--) + { + const Pixel *pixel = reinterpret_cast<const Pixel *>(*colors); + + float alpha = pixel->alpha; + float alphaTimesWeight = alpha * UINT8_TO_FLOAT(*weights); + + totalRed += pixel->red * alphaTimesWeight; + totalGreen += pixel->green * alphaTimesWeight; + totalBlue += pixel->blue * alphaTimesWeight; + newAlpha += alphaTimesWeight; + + weights++; + colors++; + } + + Q_ASSERT(newAlpha <= F32_OPACITY_OPAQUE); + + Pixel *dstPixel = reinterpret_cast<Pixel *>(dst); + + dstPixel->alpha = newAlpha; + + if (newAlpha > EPSILON) { + totalRed = totalRed / newAlpha; + totalGreen = totalGreen / newAlpha; + totalBlue = totalBlue / newAlpha; + } + + dstPixel->red = totalRed; + dstPixel->green = totalGreen; + dstPixel->blue = totalBlue; +} + +void KisRgbF32ColorSpace::convolveColors(TQ_UINT8** colors, TQ_INT32 * kernelValues, KisChannelInfo::enumChannelFlags channelFlags, TQ_UINT8 *dst, TQ_INT32 factor, TQ_INT32 offset, TQ_INT32 nColors) const +{ + float totalRed = 0, totalGreen = 0, totalBlue = 0, totalAlpha = 0; + + while (nColors--) + { + const Pixel * pixel = reinterpret_cast<const Pixel *>( *colors ); + + float weight = *kernelValues; + + if (weight != 0) { + totalRed += pixel->red * weight; + totalGreen += pixel->green * weight; + totalBlue += pixel->blue * weight; + totalAlpha += pixel->alpha * weight; + } + colors++; + kernelValues++; + } + + Pixel * p = reinterpret_cast< Pixel *>( dst ); + + if (channelFlags & KisChannelInfo::FLAG_COLOR) { + p->red = CLAMP( ( totalRed / factor) + offset, 0, FLOAT_MAX); + p->green = CLAMP( ( totalGreen / factor) + offset, 0, FLOAT_MAX); + p->blue = CLAMP( ( totalBlue / factor) + offset, 0, FLOAT_MAX); + } + if (channelFlags & KisChannelInfo::FLAG_ALPHA) { + p->alpha = CLAMP((totalAlpha/ factor) + offset, 0, FLOAT_MAX); + } +} + + +void KisRgbF32ColorSpace::invertColor(TQ_UINT8 * src, TQ_INT32 nPixels) +{ + TQ_UINT32 psize = pixelSize(); + + while (nPixels--) + { + Pixel * p = reinterpret_cast< Pixel *>( src ); + p->red = FLOAT_MAX - p->red; + p->green = FLOAT_MAX - p->green; + p->blue = FLOAT_MAX - p->blue; + src += psize; + } + +} + +TQ_UINT8 KisRgbF32ColorSpace::intensity8(const TQ_UINT8 * src) const +{ + const Pixel * p = reinterpret_cast<const Pixel *>( src ); + + return FLOAT_TO_UINT8((p->red * 0.30 + p->green * 0.59 + p->blue * 0.11) + 0.5); +} + + + +TQValueVector<KisChannelInfo *> KisRgbF32ColorSpace::channels() const +{ + return m_channels; +} + +TQ_UINT32 KisRgbF32ColorSpace::nChannels() const +{ + return MAX_CHANNEL_RGBA; +} + +TQ_UINT32 KisRgbF32ColorSpace::nColorChannels() const +{ + return MAX_CHANNEL_RGB; +} + +TQ_UINT32 KisRgbF32ColorSpace::pixelSize() const +{ + return MAX_CHANNEL_RGBA * sizeof(float); +} + +TQ_UINT8 convertToDisplay(float value, float exposureFactor, float gamma) +{ + //value *= pow(2, exposure + 2.47393); + value *= exposureFactor; + + value = powf(value, gamma); + + // scale middle gray to the target framebuffer value + + value *= 84.66f; + + int valueInt = (int)(value + 0.5); + + return CLAMP(valueInt, 0, 255); +} + +TQImage KisRgbF32ColorSpace::convertToTQImage(const TQ_UINT8 *dataU8, TQ_INT32 width, TQ_INT32 height, + KisProfile * /*dstProfile*/, + TQ_INT32 /*renderingIntent*/, float exposure) + +{ + const float *data = reinterpret_cast<const float *>(dataU8); + + TQImage img = TQImage(width, height, 32, 0, TQImage::LittleEndian); + img.setAlphaBuffer(true); + + TQ_INT32 i = 0; + uchar *j = img.bits(); + + // XXX: For now assume gamma 2.2. + float gamma = 1 / 2.2; + float exposureFactor = powf(2, exposure + 2.47393); + + while ( i < width * height * MAX_CHANNEL_RGBA) { + *( j + 3) = FLOAT_TO_UINT8(*( data + i + PIXEL_ALPHA )); + *( j + 2 ) = convertToDisplay(*( data + i + PIXEL_RED ), exposureFactor, gamma); + *( j + 1 ) = convertToDisplay(*( data + i + PIXEL_GREEN ), exposureFactor, gamma); + *( j + 0 ) = convertToDisplay(*( data + i + PIXEL_BLUE ), exposureFactor, gamma); + i += MAX_CHANNEL_RGBA; + j += MAX_CHANNEL_RGBA; + } + + /* + if (srcProfile != 0 && dstProfile != 0) { + convertPixelsTo(img.bits(), srcProfile, + img.bits(), this, dstProfile, + width * height, renderingIntent); + } + */ + return img; +} + + +void KisRgbF32ColorSpace::compositeOver(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 numColumns, float opacity) +{ + while (rows > 0) { + + const float *src = reinterpret_cast<const float *>(srcRowStart); + float *dst = reinterpret_cast<float *>(dstRowStart); + const TQ_UINT8 *mask = maskRowStart; + TQ_INT32 columns = numColumns; + + while (columns > 0) { + + float srcAlpha = src[PIXEL_ALPHA]; + + // apply the alphamask + if (mask != 0) { + TQ_UINT8 U8_mask = *mask; + + if (U8_mask != OPACITY_OPAQUE) { + srcAlpha *= UINT8_TO_FLOAT(U8_mask); + } + mask++; + } + + if (srcAlpha > F32_OPACITY_TRANSPARENT + EPSILON) { + + if (opacity < F32_OPACITY_OPAQUE - EPSILON) { + srcAlpha *= opacity; + } + + if (srcAlpha > F32_OPACITY_OPAQUE - EPSILON) { + memcpy(dst, src, MAX_CHANNEL_RGBA * sizeof(float)); + } else { + float dstAlpha = dst[PIXEL_ALPHA]; + + float srcBlend; + + if (dstAlpha > F32_OPACITY_OPAQUE - EPSILON) { + srcBlend = srcAlpha; + } else { + float newAlpha = dstAlpha + (F32_OPACITY_OPAQUE - dstAlpha) * srcAlpha; + dst[PIXEL_ALPHA] = newAlpha; + + if (newAlpha > EPSILON) { + srcBlend = srcAlpha / newAlpha; + } else { + srcBlend = srcAlpha; + } + } + + if (srcBlend > F32_OPACITY_OPAQUE - EPSILON) { + memcpy(dst, src, MAX_CHANNEL_RGB * sizeof(float)); + } else { + dst[PIXEL_RED] = FLOAT_BLEND(src[PIXEL_RED], dst[PIXEL_RED], srcBlend); + dst[PIXEL_GREEN] = FLOAT_BLEND(src[PIXEL_GREEN], dst[PIXEL_GREEN], srcBlend); + dst[PIXEL_BLUE] = FLOAT_BLEND(src[PIXEL_BLUE], dst[PIXEL_BLUE], srcBlend); + } + } + } + + columns--; + src += MAX_CHANNEL_RGBA; + dst += MAX_CHANNEL_RGBA; + } + + rows--; + srcRowStart += srcRowStride; + dstRowStart += dstRowStride; + if(maskRowStart) { + maskRowStart += maskRowStride; + } + } +} + +#define COMMON_COMPOSITE_OP_PROLOG() \ + while (rows > 0) { \ + \ + const float *src = reinterpret_cast<const float *>(srcRowStart); \ + float *dst = reinterpret_cast<float *>(dstRowStart); \ + TQ_INT32 columns = numColumns; \ + const TQ_UINT8 *mask = maskRowStart; \ + \ + while (columns > 0) { \ + \ + float srcAlpha = src[PIXEL_ALPHA]; \ + float dstAlpha = dst[PIXEL_ALPHA]; \ + \ + srcAlpha = TQMIN(srcAlpha, dstAlpha); \ + \ + if (mask != 0) { \ + TQ_UINT8 U8_mask = *mask; \ + \ + if (U8_mask != OPACITY_OPAQUE) { \ + srcAlpha *= UINT8_TO_FLOAT(U8_mask); \ + } \ + mask++; \ + } \ + \ + if (srcAlpha > F32_OPACITY_TRANSPARENT + EPSILON) { \ + \ + if (opacity < F32_OPACITY_OPAQUE - EPSILON) { \ + srcAlpha *= opacity; \ + } \ + \ + float srcBlend; \ + \ + if (dstAlpha > F32_OPACITY_OPAQUE - EPSILON) { \ + srcBlend = srcAlpha; \ + } else { \ + float newAlpha = dstAlpha + (F32_OPACITY_OPAQUE - dstAlpha) * srcAlpha; \ + dst[PIXEL_ALPHA] = newAlpha; \ + \ + if (newAlpha > EPSILON) { \ + srcBlend = srcAlpha / newAlpha; \ + } else { \ + srcBlend = srcAlpha; \ + } \ + } + +#define COMMON_COMPOSITE_OP_EPILOG() \ + } \ + \ + columns--; \ + src += MAX_CHANNEL_RGBA; \ + dst += MAX_CHANNEL_RGBA; \ + } \ + \ + rows--; \ + srcRowStart += srcRowStride; \ + dstRowStart += dstRowStride; \ + if(maskRowStart) { \ + maskRowStart += maskRowStride; \ + } \ + } + +void KisRgbF32ColorSpace::compositeMultiply(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 numColumns, float opacity) +{ + COMMON_COMPOSITE_OP_PROLOG(); + + { + float srcColor = src[PIXEL_RED]; + float dstColor = dst[PIXEL_RED]; + + srcColor = srcColor * dstColor; + + dst[PIXEL_RED] = FLOAT_BLEND(srcColor, dstColor, srcBlend); + + srcColor = src[PIXEL_GREEN]; + dstColor = dst[PIXEL_GREEN]; + + srcColor = srcColor * dstColor; + + dst[PIXEL_GREEN] = FLOAT_BLEND(srcColor, dstColor, srcBlend); + + srcColor = src[PIXEL_BLUE]; + dstColor = dst[PIXEL_BLUE]; + + srcColor = srcColor * dstColor; + + dst[PIXEL_BLUE] = FLOAT_BLEND(srcColor, dstColor, srcBlend); + } + + COMMON_COMPOSITE_OP_EPILOG(); +} + +void KisRgbF32ColorSpace::compositeDivide(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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 = TQMIN(dstColor / (srcColor + EPSILON), FLOAT_MAX); + + float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend); + + dst[channel] = newColor; + } + } + + COMMON_COMPOSITE_OP_EPILOG(); +} + +void KisRgbF32ColorSpace::compositeScreen(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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 = TQMIN(dstColor / (FLOAT_MAX + EPSILON - srcColor), FLOAT_MAX); + + float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend); + + dst[channel] = newColor; + } + } + + COMMON_COMPOSITE_OP_EPILOG(); +} + +void KisRgbF32ColorSpace::compositeBurn(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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 = TQMIN((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(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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 = TQMIN(srcColor, dstColor); + + float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend); + + dst[channel] = newColor; + } + } + + COMMON_COMPOSITE_OP_EPILOG(); +} + +void KisRgbF32ColorSpace::compositeLighten(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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 = TQMAX(srcColor, dstColor); + + float newColor = FLOAT_BLEND(srcColor, dstColor, srcBlend); + + dst[channel] = newColor; + } + } + + COMMON_COMPOSITE_OP_EPILOG(); +} + +void KisRgbF32ColorSpace::compositeHue(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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(TQ_UINT8 *dstRowStart, TQ_INT32 dstRowStride, const TQ_UINT8 *srcRowStart, TQ_INT32 srcRowStride, const TQ_UINT8 *maskRowStart, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_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(TQ_UINT8 *dst, + TQ_INT32 dstRowSize, + const TQ_UINT8 *src, + TQ_INT32 srcRowSize, + const TQ_UINT8 *srcAlphaMask, + TQ_INT32 maskRowStride, + TQ_INT32 rows, + TQ_INT32 cols, + float /*opacity*/) +{ + while (rows-- > 0) + { + const Pixel *s = reinterpret_cast<const Pixel *>(src); + Pixel *d = reinterpret_cast<Pixel *>(dst); + const TQ_UINT8 *mask = srcAlphaMask; + + for (TQ_INT32 i = cols; i > 0; i--, s++, d++) + { + float srcAlpha = s->alpha; + + // apply the alphamask + if (mask != 0) { + TQ_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(TQ_UINT8 *dst, + TQ_INT32 dstRowStride, + const TQ_UINT8 *src, + TQ_INT32 srcRowStride, + const TQ_UINT8 *mask, + TQ_INT32 maskRowStride, + TQ_UINT8 U8_opacity, + TQ_INT32 rows, + TQ_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; + } +} + +KisCompositeOpList KisRgbF32ColorSpace::userVisiblecompositeOps() const +{ + KisCompositeOpList list; + + list.append(KisCompositeOp(COMPOSITE_OVER)); + list.append(KisCompositeOp(COMPOSITE_ALPHA_DARKEN)); + list.append(KisCompositeOp(COMPOSITE_MULT)); + list.append(KisCompositeOp(COMPOSITE_BURN)); + list.append(KisCompositeOp(COMPOSITE_DODGE)); + list.append(KisCompositeOp(COMPOSITE_DIVIDE)); + list.append(KisCompositeOp(COMPOSITE_SCREEN)); + list.append(KisCompositeOp(COMPOSITE_OVERLAY)); + list.append(KisCompositeOp(COMPOSITE_DARKEN)); + list.append(KisCompositeOp(COMPOSITE_LIGHTEN)); + list.append(KisCompositeOp(COMPOSITE_HUE)); + list.append(KisCompositeOp(COMPOSITE_SATURATION)); + list.append(KisCompositeOp(COMPOSITE_VALUE)); + list.append(KisCompositeOp(COMPOSITE_COLOR)); + + return list; +} + |