/* * Copyright (c) 2005 Adrian Page * * 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 #include #include "kis_factory.h" #include "kis_strategy_colorspace_rgb_f32_tester.h" #include "kis_rgb_f32_colorspace.h" #include "kis_integer_maths.h" #include "kis_paint_device.h" using namespace KUnitTest; KUNITTEST_MODULE( tdeunittest_kis_strategy_colorspace_rgb_f32_tester, "RGBA 32-bit float colorspace tester" ); KUNITTEST_MODULE_REGISTER_TESTER( KisRgbF32ColorSpaceTester ); #define PIXEL_BLUE 0 #define PIXEL_GREEN 1 #define PIXEL_RED 2 #define PIXEL_ALPHA 3 #define NUM_CHANNELS 4 #define NUM_COLOUR_CHANNELS 3 #define CHANNEL_SIZE ((int)sizeof(float)) #define RED_CHANNEL 0 #define GREEN_CHANNEL 1 #define BLUE_CHANNEL 2 #define ALPHA_CHANNEL 3 #define MAX_CHANNEL_VALUE 1.0f #define MIN_CHANNEL_VALUE 0.0f void KisRgbF32ColorSpaceTester::allTests() { // We need this so that the colour profile loading can operate without crashing. KisFactory *factory = new KisFactory(); testBasics(); testToTQImage(); testCompositeOps(); testMixColors(); delete factory; } void KisRgbF32ColorSpaceTester::testBasics() { KisProfile *profile = new KisProfile(cmsCreate_sRGBProfile()); KisRgbF32ColorSpace *cs = new KisRgbF32ColorSpace(profile); KisAbstractColorSpace * csSP = cs; CHECK(cs->hasAlpha(), true); CHECK(cs->nChannels(), NUM_CHANNELS); CHECK(cs->nColorChannels(), NUM_COLOUR_CHANNELS); CHECK(cs->pixelSize(), NUM_CHANNELS * CHANNEL_SIZE); TQValueVector channels = cs->channels(); // Red CHECK(channels[0]->pos(), PIXEL_RED * CHANNEL_SIZE); CHECK(channels[0]->size(), CHANNEL_SIZE); CHECK(channels[0]->channelType(), COLOR); // Green CHECK(channels[1]->pos(), PIXEL_GREEN * CHANNEL_SIZE); CHECK(channels[1]->size(), CHANNEL_SIZE); CHECK(channels[1]->channelType(), COLOR); // Blue CHECK(channels[2]->pos(), PIXEL_BLUE * CHANNEL_SIZE); CHECK(channels[2]->size(), CHANNEL_SIZE); CHECK(channels[2]->channelType(), COLOR); // Alpha CHECK(channels[3]->pos(), PIXEL_ALPHA * CHANNEL_SIZE); CHECK(channels[3]->size(), CHANNEL_SIZE); CHECK(channels[3]->channelType(), ALPHA); KisPaintDeviceSP pd = new KisPaintDevice(cs, "test"); KisRgbF32ColorSpace::Pixel defaultPixel; memcpy(&defaultPixel, pd->dataManager()->defaultPixel(), sizeof(defaultPixel)); CHECK(defaultPixel.red, 0.0f); CHECK(defaultPixel.green, 0.0f); CHECK(defaultPixel.blue, 0.0f); CHECK(defaultPixel.alpha, F32_OPACITY_TRANSPARENT); float pixel[NUM_CHANNELS]; cs->fromTQColor(tqRgb(255, 255, 255), reinterpret_cast(pixel)); CHECK(pixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); cs->fromTQColor(tqRgb(0, 0, 0), reinterpret_cast(pixel)); CHECK(pixel[PIXEL_RED], MIN_CHANNEL_VALUE); CHECK(pixel[PIXEL_GREEN], MIN_CHANNEL_VALUE); CHECK(pixel[PIXEL_BLUE], MIN_CHANNEL_VALUE); cs->fromTQColor(tqRgb(128, 64, 192), reinterpret_cast(pixel)); CHECK(pixel[PIXEL_RED], UINT8_TO_FLOAT(128)); CHECK(pixel[PIXEL_GREEN], UINT8_TO_FLOAT(64)); CHECK(pixel[PIXEL_BLUE], UINT8_TO_FLOAT(192)); cs->fromTQColor(tqRgb(255, 255, 255), OPACITY_OPAQUE, reinterpret_cast(pixel)); CHECK(pixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_ALPHA], MAX_CHANNEL_VALUE); cs->fromTQColor(tqRgb(255, 255, 255), OPACITY_TRANSPARENT, reinterpret_cast(pixel)); CHECK(pixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_ALPHA], F32_OPACITY_TRANSPARENT); cs->fromTQColor(tqRgb(255, 255, 255), OPACITY_OPAQUE / 2, reinterpret_cast(pixel)); CHECK(pixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); CHECK(pixel[PIXEL_ALPHA], UINT8_TO_FLOAT(OPACITY_OPAQUE / 2)); pixel[PIXEL_RED] = MAX_CHANNEL_VALUE; pixel[PIXEL_GREEN] = MAX_CHANNEL_VALUE; pixel[PIXEL_BLUE] = MAX_CHANNEL_VALUE; TQColor c; cs->toTQColor(reinterpret_cast(pixel), &c); CHECK(c.red(), 255); CHECK(c.green(), 255); CHECK(c.blue(), 255); pixel[PIXEL_RED] = MIN_CHANNEL_VALUE; pixel[PIXEL_GREEN] = MIN_CHANNEL_VALUE; pixel[PIXEL_BLUE] = MIN_CHANNEL_VALUE; cs->toTQColor(reinterpret_cast(pixel), &c); CHECK(c.red(), 0); CHECK(c.green(), 0); CHECK(c.blue(), 0); pixel[PIXEL_RED] = MAX_CHANNEL_VALUE / 4; pixel[PIXEL_GREEN] = MAX_CHANNEL_VALUE / 2; pixel[PIXEL_BLUE] = (3 * MAX_CHANNEL_VALUE) / 4; cs->toTQColor(reinterpret_cast(pixel), &c); CHECK(c.red(), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 4)); CHECK(c.green(), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 2)); CHECK(c.blue(), (int)FLOAT_TO_UINT8((3 * MAX_CHANNEL_VALUE) / 4)); pixel[PIXEL_RED] = MAX_CHANNEL_VALUE; pixel[PIXEL_GREEN] = MAX_CHANNEL_VALUE; pixel[PIXEL_BLUE] = MAX_CHANNEL_VALUE; pixel[PIXEL_ALPHA] = MAX_CHANNEL_VALUE; TQ_UINT8 opacity; cs->toTQColor(reinterpret_cast(pixel), &c, &opacity); CHECK(c.red(), 255); CHECK(c.green(), 255); CHECK(c.blue(), 255); CHECK(opacity, OPACITY_OPAQUE); pixel[PIXEL_ALPHA] = F32_OPACITY_OPAQUE; cs->toTQColor(reinterpret_cast(pixel), &c, &opacity); CHECK(c.red(), 255); CHECK(c.green(), 255); CHECK(c.blue(), 255); CHECK(opacity, OPACITY_OPAQUE); pixel[PIXEL_RED] = MIN_CHANNEL_VALUE; pixel[PIXEL_GREEN] = MIN_CHANNEL_VALUE; pixel[PIXEL_BLUE] = MIN_CHANNEL_VALUE; pixel[PIXEL_ALPHA] = F32_OPACITY_TRANSPARENT; cs->toTQColor(reinterpret_cast(pixel), &c, &opacity); CHECK(c.red(), 0); CHECK(c.green(), 0); CHECK(c.blue(), 0); CHECK(opacity, OPACITY_TRANSPARENT); pixel[PIXEL_RED] = MAX_CHANNEL_VALUE / 4; pixel[PIXEL_GREEN] = MAX_CHANNEL_VALUE / 2; pixel[PIXEL_BLUE] = (3 * MAX_CHANNEL_VALUE) / 4; pixel[PIXEL_ALPHA] = MAX_CHANNEL_VALUE / 2; cs->toTQColor(reinterpret_cast(pixel), &c, &opacity); CHECK(c.red(), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 4)); CHECK(c.green(), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 2)); CHECK(c.blue(), (int)FLOAT_TO_UINT8((3 * MAX_CHANNEL_VALUE) / 4)); CHECK((int)opacity, (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 2)); #define NUM_PIXELS 4 KisRgbF32ColorSpace::Pixel pixels[NUM_PIXELS] = { {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE / 4}, {MAX_CHANNEL_VALUE / 4, MAX_CHANNEL_VALUE / 2, MAX_CHANNEL_VALUE / 3, MAX_CHANNEL_VALUE / 2}, {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MIN_CHANNEL_VALUE}, {MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MAX_CHANNEL_VALUE} }; cs->setAlpha(reinterpret_cast(pixels), OPACITY_OPAQUE / 2, NUM_PIXELS); CHECK(pixels[0].red, MAX_CHANNEL_VALUE); CHECK(pixels[0].green, MAX_CHANNEL_VALUE); CHECK(pixels[0].blue, MAX_CHANNEL_VALUE); CHECK(pixels[0].alpha, UINT8_TO_FLOAT(OPACITY_OPAQUE / 2)); CHECK(pixels[1].red, MAX_CHANNEL_VALUE / 3); CHECK(pixels[1].green, MAX_CHANNEL_VALUE / 2); CHECK(pixels[1].blue, MAX_CHANNEL_VALUE / 4); CHECK(pixels[1].alpha, UINT8_TO_FLOAT(OPACITY_OPAQUE / 2)); CHECK(pixels[2].red, MAX_CHANNEL_VALUE); CHECK(pixels[2].green, MAX_CHANNEL_VALUE); CHECK(pixels[2].blue, MAX_CHANNEL_VALUE); CHECK(pixels[2].alpha, UINT8_TO_FLOAT(OPACITY_OPAQUE / 2)); CHECK(pixels[3].red, MIN_CHANNEL_VALUE); CHECK(pixels[3].green, MIN_CHANNEL_VALUE); CHECK(pixels[3].blue, MIN_CHANNEL_VALUE); CHECK(pixels[3].alpha, UINT8_TO_FLOAT(OPACITY_OPAQUE / 2)); pixel[PIXEL_RED] = MAX_CHANNEL_VALUE; pixel[PIXEL_GREEN] = MAX_CHANNEL_VALUE / 2; pixel[PIXEL_BLUE] = MAX_CHANNEL_VALUE / 4; pixel[PIXEL_ALPHA] = MIN_CHANNEL_VALUE; TQString valueText = cs->channelValueText(reinterpret_cast(pixel), RED_CHANNEL); CHECK(valueText, TQString().setNum(MAX_CHANNEL_VALUE)); valueText = cs->channelValueText(reinterpret_cast(pixel), GREEN_CHANNEL); CHECK(valueText, TQString().setNum(MAX_CHANNEL_VALUE / 2)); valueText = cs->channelValueText(reinterpret_cast(pixel), BLUE_CHANNEL); CHECK(valueText, TQString().setNum(MAX_CHANNEL_VALUE / 4)); valueText = cs->channelValueText(reinterpret_cast(pixel), ALPHA_CHANNEL); CHECK(valueText, TQString().setNum(MIN_CHANNEL_VALUE)); valueText = cs->normalisedChannelValueText(reinterpret_cast(pixel), RED_CHANNEL); CHECK(valueText, TQString().setNum(MAX_CHANNEL_VALUE)); valueText = cs->normalisedChannelValueText(reinterpret_cast(pixel), GREEN_CHANNEL); CHECK(valueText, TQString().setNum(MAX_CHANNEL_VALUE / 2)); valueText = cs->normalisedChannelValueText(reinterpret_cast(pixel), BLUE_CHANNEL); CHECK(valueText, TQString().setNum(MAX_CHANNEL_VALUE / 4)); valueText = cs->normalisedChannelValueText(reinterpret_cast(pixel), ALPHA_CHANNEL); CHECK(valueText, TQString().setNum(MIN_CHANNEL_VALUE)); cs->setPixel(reinterpret_cast(pixel), 0.128, 0.192, 0.64, 0.99); CHECK(pixel[PIXEL_RED], 0.128f); CHECK(pixel[PIXEL_GREEN], 0.192f); CHECK(pixel[PIXEL_BLUE], 0.64f); CHECK(pixel[PIXEL_ALPHA], 0.99f); float red; float green; float blue; float alpha; cs->getPixel(reinterpret_cast(pixel), &red, &green, &blue, &alpha); CHECK(red, 0.128f); CHECK(green, 0.192f); CHECK(blue, 0.64f); CHECK(alpha, 0.99f); CHECK(FLOAT_TO_UINT8(-0.5), 0u); CHECK(FLOAT_TO_UINT8(0), 0u); CHECK_TOLERANCE(FLOAT_TO_UINT8(0.5), UINT8_MAX / 2, 1u); CHECK(FLOAT_TO_UINT8(1), UINT8_MAX); CHECK(FLOAT_TO_UINT8(1.5), UINT8_MAX); CHECK(FLOAT_TO_UINT16(-0.5), 0u); CHECK(FLOAT_TO_UINT16(0), 0u); CHECK_TOLERANCE(FLOAT_TO_UINT16(0.5), UINT16_MAX / 2, 1u); CHECK(FLOAT_TO_UINT16(1), UINT16_MAX); CHECK(FLOAT_TO_UINT16(1.5), UINT16_MAX); } void KisRgbF32ColorSpaceTester::testMixColors() { KisProfile *profile = new KisProfile(cmsCreate_sRGBProfile()); KisAbstractColorSpace * cs = new KisRgbF32ColorSpace(profile); // Test mixColors. float pixel1[NUM_CHANNELS]; float pixel2[NUM_CHANNELS]; float outputPixel[NUM_CHANNELS]; outputPixel[PIXEL_RED] = 0; outputPixel[PIXEL_GREEN] = 0; outputPixel[PIXEL_BLUE] = 0; outputPixel[PIXEL_ALPHA] = 0; pixel1[PIXEL_RED] = MAX_CHANNEL_VALUE; pixel1[PIXEL_GREEN] = MAX_CHANNEL_VALUE; pixel1[PIXEL_BLUE] = MAX_CHANNEL_VALUE; pixel1[PIXEL_ALPHA] = MAX_CHANNEL_VALUE; pixel2[PIXEL_RED] = 0; pixel2[PIXEL_GREEN] = 0; pixel2[PIXEL_BLUE] = 0; pixel2[PIXEL_ALPHA] = 0; const TQ_UINT8 *pixelPtrs[2]; TQ_UINT8 weights[2]; pixelPtrs[0] = reinterpret_cast(pixel1); pixelPtrs[1] = reinterpret_cast(pixel2); weights[0] = 255; weights[1] = 0; cs->mixColors(pixelPtrs, weights, 2, reinterpret_cast(outputPixel)); CHECK(outputPixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_ALPHA], MAX_CHANNEL_VALUE); weights[0] = 0; weights[1] = 255; cs->mixColors(pixelPtrs, weights, 2, reinterpret_cast(outputPixel)); CHECK(outputPixel[PIXEL_RED], 0.0f); CHECK(outputPixel[PIXEL_GREEN], 0.0f); CHECK(outputPixel[PIXEL_BLUE], 0.0f); CHECK(outputPixel[PIXEL_ALPHA], 0.0f); weights[0] = 128; weights[1] = 127; cs->mixColors(pixelPtrs, weights, 2, reinterpret_cast(outputPixel)); CHECK(outputPixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_ALPHA], (128 * MAX_CHANNEL_VALUE) / 255); pixel1[PIXEL_RED] = 20000; pixel1[PIXEL_GREEN] = 10000; pixel1[PIXEL_BLUE] = 5000; pixel1[PIXEL_ALPHA] = MAX_CHANNEL_VALUE; pixel2[PIXEL_RED] = 10000; pixel2[PIXEL_GREEN] = 20000; pixel2[PIXEL_BLUE] = 2000; pixel2[PIXEL_ALPHA] = MAX_CHANNEL_VALUE; cs->mixColors(pixelPtrs, weights, 2, reinterpret_cast(outputPixel)); CHECK_TOLERANCE(outputPixel[PIXEL_RED], (128 * 20000 + 127 * 10000) / 255, 5); CHECK_TOLERANCE(outputPixel[PIXEL_GREEN], (128 * 10000 + 127 * 20000) / 255, 5); CHECK_TOLERANCE(outputPixel[PIXEL_BLUE], (128 * 5000 + 127 * 2000) / 255, 5); CHECK(outputPixel[PIXEL_ALPHA], MAX_CHANNEL_VALUE); pixel1[PIXEL_RED] = 0; pixel1[PIXEL_GREEN] = 0; pixel1[PIXEL_BLUE] = 0; pixel1[PIXEL_ALPHA] = 0; pixel2[PIXEL_RED] = MAX_CHANNEL_VALUE; pixel2[PIXEL_GREEN] = MAX_CHANNEL_VALUE; pixel2[PIXEL_BLUE] = MAX_CHANNEL_VALUE; pixel2[PIXEL_ALPHA] = MAX_CHANNEL_VALUE; weights[0] = 89; weights[1] = 166; cs->mixColors(pixelPtrs, weights, 2, reinterpret_cast(outputPixel)); CHECK(outputPixel[PIXEL_RED], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_GREEN], MAX_CHANNEL_VALUE); CHECK(outputPixel[PIXEL_BLUE], MAX_CHANNEL_VALUE); CHECK_TOLERANCE(outputPixel[PIXEL_ALPHA], (89 * 0 + 166 * MAX_CHANNEL_VALUE) / 255, 5); } #define PIXELS_WIDTH 2 #define PIXELS_HEIGHT 2 void KisRgbF32ColorSpaceTester::testToTQImage() { KisProfile *profile = new KisProfile(cmsCreate_sRGBProfile()); KisAbstractColorSpace * cs = new KisRgbF32ColorSpace(profile); KisRgbF32ColorSpace::Pixel pixels[PIXELS_WIDTH * PIXELS_HEIGHT] = { {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE / 4}, {MAX_CHANNEL_VALUE / 4, MAX_CHANNEL_VALUE / 2, MAX_CHANNEL_VALUE / 3, MAX_CHANNEL_VALUE / 2}, {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MIN_CHANNEL_VALUE}, {MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MAX_CHANNEL_VALUE} }; TQImage image = cs->convertToTQImage(reinterpret_cast(pixels), PIXELS_WIDTH, PIXELS_HEIGHT, 0, 0); TQRgb c = image.pixel(0, 0); // Exposure comes into play here. /* CHECK(tqRed(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); CHECK(tqGreen(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); CHECK(tqBlue(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); CHECK(tqAlpha(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 4)); c = image.pixel(1, 0); CHECK(tqRed(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 3)); CHECK(tqGreen(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 2)); CHECK(tqBlue(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 4)); CHECK(tqAlpha(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE / 2)); c = image.pixel(0, 1); CHECK(tqRed(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); CHECK(tqGreen(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); CHECK(tqBlue(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); CHECK(tqAlpha(c), (int)FLOAT_TO_UINT8(MIN_CHANNEL_VALUE)); c = image.pixel(1, 1); CHECK(tqRed(c), (int)FLOAT_TO_UINT8(MIN_CHANNEL_VALUE)); CHECK(tqGreen(c), (int)FLOAT_TO_UINT8(MIN_CHANNEL_VALUE)); CHECK(tqBlue(c), (int)FLOAT_TO_UINT8(MIN_CHANNEL_VALUE)); CHECK(tqAlpha(c), (int)FLOAT_TO_UINT8(MAX_CHANNEL_VALUE)); */ } #define NUM_ROWS 2 #define NUM_COLUMNS 2 #define SRC_ROW_STRIDE (NUM_COLUMNS * CHANNEL_SIZE) #define DST_ROW_STRIDE (NUM_COLUMNS * CHANNEL_SIZE) #define MASK_ROW_STRIDE NUM_COLUMNS /* 1 alpha 1 0 alpha 1 1 alpha 0.5 0 alpha 1 1 alpha 0.5 0 alpha 0.5 1 alpha 0 0 alpha 0.5 */ void KisRgbF32ColorSpaceTester::testCompositeOps() { KisProfile *profile = new KisProfile(cmsCreate_sRGBProfile()); KisRgbF32ColorSpace *cs = new KisRgbF32ColorSpace(profile); KisRgbF32ColorSpace::Pixel srcPixel; KisRgbF32ColorSpace::Pixel dstPixel; srcPixel.red = UINT8_TO_FLOAT(102); srcPixel.green = UINT8_TO_FLOAT(170); srcPixel.blue = UINT8_TO_FLOAT(238); srcPixel.alpha = F32_OPACITY_OPAQUE; dstPixel = srcPixel; cs->compositeDivide(reinterpret_cast(&dstPixel), 1, reinterpret_cast(&srcPixel), 1, 0, 0, 1, 1, F32_OPACITY_OPAQUE); /* CHECK(dstPixel.red, (TQ_UINT16)UINT8_TO_UINT16(253)); CHECK(dstPixel.green, (TQ_UINT16)UINT8_TO_UINT16(254)); CHECK(dstPixel.blue, (TQ_UINT16)UINT8_TO_UINT16(254)); CHECK(dstPixel.alpha, KisRgbF32ColorSpace::F32_OPACITY_OPAQUE); TQ_UINT16 srcColor = 43690; TQ_UINT16 dstColor = 43690; srcColor = TQMIN((dstColor * (65535u + 1u) + (srcColor / 2u)) / (1u + srcColor), 65535u); CHECK((int)srcColor, 65534); TQ_UINT16 newColor = UINT16_BLEND(srcColor, dstColor, 65535u); CHECK((int)newColor, 65534); */ /* KisRgbF32ColorSpace::Pixel srcPixels[NUM_ROWS * NUM_COLUMNS] = { {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE / 4}, {MAX_CHANNEL_VALUE / 4, MAX_CHANNEL_VALUE / 2, MAX_CHANNEL_VALUE / 3, MAX_CHANNEL_VALUE / 2}, {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MIN_CHANNEL_VALUE}, {MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MAX_CHANNEL_VALUE} }; KisRgbF32ColorSpace::Pixel dstPixels[NUM_ROWS * NUM_COLUMNS] = { {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE / 4}, {MAX_CHANNEL_VALUE / 4, MAX_CHANNEL_VALUE / 2, MAX_CHANNEL_VALUE / 3, MAX_CHANNEL_VALUE / 2}, {MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MAX_CHANNEL_VALUE, MIN_CHANNEL_VALUE}, {MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MIN_CHANNEL_VALUE, MAX_CHANNEL_VALUE} }; cs->compositeOver(reinterpret_cast(dstPixels), DST_ROW_STRIDE, reinterpret_cast(srcPixels), SRC_ROW_STRIDE, mask, MASK_ROW_STRIDE, NUM_ROWS, NUM_COLUMNS, opacity); */ delete cs; }