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author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2018-07-02 13:20:39 +0200 |
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committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-04-12 14:57:02 +0000 |
commit | 8f44aeb10317664dd7cae92e628fb0814e432e17 (patch) | |
tree | b42a61974c713886d79287254866249fcdf62307 /tests/auto/gui/painting/qcolor/tst_qcolor.cpp | |
parent | 6dca11e1af05ddd06439709a210ec225c41276c4 (diff) | |
download | qtbase-8f44aeb10317664dd7cae92e628fb0814e432e17.tar.gz |
Add Extended RGB model to QColor
Can be used to represent wide-gamut and HDR colors.
Change-Id: I1cca442069ce2f2c070f723fe930fe1f2f5580ad
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'tests/auto/gui/painting/qcolor/tst_qcolor.cpp')
-rw-r--r-- | tests/auto/gui/painting/qcolor/tst_qcolor.cpp | 203 |
1 files changed, 120 insertions, 83 deletions
diff --git a/tests/auto/gui/painting/qcolor/tst_qcolor.cpp b/tests/auto/gui/painting/qcolor/tst_qcolor.cpp index 13d0618bd9..4d92bdd382 100644 --- a/tests/auto/gui/painting/qcolor/tst_qcolor.cpp +++ b/tests/auto/gui/painting/qcolor/tst_qcolor.cpp @@ -70,6 +70,7 @@ private slots: void setBlue(); void setRgb(); + void setRgbF(); void setRgba(); void setHsv(); void setCmyk(); @@ -187,28 +188,28 @@ void tst_QColor::getSetCheck() // void QColor::setRedF(qreal) obj1.setRedF(0.0); QCOMPARE(obj1.redF(), qreal(0.0)); - obj1.setRedF(-0.2); - QCOMPARE(obj1.redF(), qreal(0.0)); // range<0.0, 1.0 - obj1.setRedF(1.1); - QCOMPARE(obj1.redF(), qreal(1.0)); // range<0.0, 1.0 + obj1.setRedF(-0.25); + QCOMPARE(obj1.redF(), qreal(-0.25)); + obj1.setRedF(1.25); + QCOMPARE(obj1.redF(), qreal(1.25)); // qreal QColor::greenF() // void QColor::setGreenF(qreal) obj1.setGreenF(0.0); QCOMPARE(obj1.greenF(), qreal(0.0)); - obj1.setGreenF(-0.2); - QCOMPARE(obj1.greenF(), qreal(0.0)); // range<0.0, 1.0 - obj1.setGreenF(1.1); - QCOMPARE(obj1.greenF(), qreal(1.0)); // range<0.0, 1.0 + obj1.setGreenF(-0.25); + QCOMPARE(obj1.greenF(), qreal(-0.25)); + obj1.setGreenF(1.5); + QCOMPARE(obj1.greenF(), qreal(1.5)); // qreal QColor::blueF() // void QColor::setBlueF(qreal) obj1.setBlueF(0.0); QCOMPARE(obj1.blueF(), qreal(0.0)); - obj1.setBlueF(-0.2); - QCOMPARE(obj1.blueF(), qreal(0.0)); // range<0.0, 1.0 - obj1.setBlueF(1.1); - QCOMPARE(obj1.blueF(), qreal(1.0)); // range<0.0, 1.0 + obj1.setBlueF(-0.5); + QCOMPARE(obj1.blueF(), qreal(-0.5)); + obj1.setBlueF(2.0); + QCOMPARE(obj1.blueF(), qreal(2.0)); // QRgb QColor::rgba() // void QColor::setRgba(QRgb) @@ -677,30 +678,81 @@ void tst_QColor::setRgb() { QColor color; - for (int A = 0; A <= USHRT_MAX; ++A) { - { - // 0-255 - int a = A >> 8; - QRgb rgb = qRgba(0, 0, 0, a); + for (int a = 0; a <= 255; ++a) { + QRgb rgb = qRgba(0, 0, 0, a); - color.setRgb(0, 0, 0, a); - QCOMPARE(color.alpha(), a); - QCOMPARE(color.rgb(), qRgb(0, 0, 0)); + color.setRgb(0, 0, 0, a); + QCOMPARE(color.alpha(), a); + QCOMPARE(color.rgb(), qRgb(0, 0, 0)); - color.setRgb(rgb); - QCOMPARE(color.alpha(), 255); - QCOMPARE(color.rgb(), qRgb(0, 0, 0)); + color.setRgb(rgb); + QCOMPARE(color.alpha(), 255); + QCOMPARE(color.rgb(), qRgb(0, 0, 0)); - int r, g, b, a2; - color.setRgb(0, 0, 0, a); - color.getRgb(&r, &g, &b, &a2); - QCOMPARE(a2, a); + int r, g, b, a2; + color.setRgb(0, 0, 0, a); + color.getRgb(&r, &g, &b, &a2); + QCOMPARE(a2, a); - QColor c(0, 0, 0); - c.setAlpha(a); - QCOMPARE(c.alpha(), a); - } + QColor c(0, 0, 0); + c.setAlpha(a); + QCOMPARE(c.alpha(), a); + } + for (int r = 0; r <= 255; ++r) { + QRgb rgb = qRgb(r, 0, 0); + + color.setRgb(r, 0, 0); + QCOMPARE(color.red(), r); + QCOMPARE(color.rgb(), rgb); + + color.setRgb(rgb); + QCOMPARE(color.red(), r); + QCOMPARE(color.rgb(), rgb); + + int r2, g, b, a; + color.getRgb(&r2, &g, &b, &a); + QCOMPARE(r2, r); + } + + for (int g = 0; g <= 255; ++g) { + QRgb rgb = qRgb(0, g, 0); + + color.setRgb(0, g, 0); + QCOMPARE(color.green(), g); + QCOMPARE(color.rgb(), rgb); + + color.setRgb(rgb); + QCOMPARE(color.green(), g); + QCOMPARE(color.rgb(), rgb); + + int r, g2, b, a; + color.getRgb(&r, &g2, &b, &a); + QCOMPARE(g2, g); + } + + for (int b = 0; b <= 255; ++b) { + QRgb rgb = qRgb(0, 0, b); + + color.setRgb(0, 0, b); + QCOMPARE(color.blue(), b); + QCOMPARE(color.rgb(), rgb); + + color.setRgb(rgb); + QCOMPARE(color.blue(), b); + QCOMPARE(color.rgb(), rgb); + + int r, g, b2, a; + color.getRgb(&r, &g, &b2, &a); + QCOMPARE(b2, b); + } +} + +void tst_QColor::setRgbF() +{ + QColor color; + + for (int A = 0; A <= USHRT_MAX; ++A) { { // 0.0-1.0 qreal a = A / qreal(USHRT_MAX); @@ -720,24 +772,6 @@ void tst_QColor::setRgb() for (int R = 0; R <= USHRT_MAX; ++R) { { - // 0-255 - int r = R >> 8; - QRgb rgb = qRgb(r, 0, 0); - - color.setRgb(r, 0, 0); - QCOMPARE(color.red(), r); - QCOMPARE(color.rgb(), rgb); - - color.setRgb(rgb); - QCOMPARE(color.red(), r); - QCOMPARE(color.rgb(), rgb); - - int r2, g, b, a; - color.getRgb(&r2, &g, &b, &a); - QCOMPARE(r2, r); - } - - { // 0.0-1.0 qreal r = R / qreal(USHRT_MAX); color.setRgbF(r, 0.0, 0.0); @@ -751,24 +785,6 @@ void tst_QColor::setRgb() for (int G = 0; G <= USHRT_MAX; ++G) { { - // 0-255 - int g = G >> 8; - QRgb rgb = qRgb(0, g, 0); - - color.setRgb(0, g, 0); - QCOMPARE(color.green(), g); - QCOMPARE(color.rgb(), rgb); - - color.setRgb(rgb); - QCOMPARE(color.green(), g); - QCOMPARE(color.rgb(), rgb); - - int r, g2, b, a; - color.getRgb(&r, &g2, &b, &a); - QCOMPARE(g2, g); - } - - { // 0.0-1.0 qreal g = G / qreal(USHRT_MAX); color.setRgbF(0.0, g, 0.0); @@ -782,32 +798,53 @@ void tst_QColor::setRgb() for (int B = 0; B <= USHRT_MAX; ++B) { { - // 0-255 - int b = B >> 8; - QRgb rgb = qRgb(0, 0, b); + // 0.0-1.0 + qreal b = B / qreal(USHRT_MAX); + color.setRgbF(0.0, 0.0, b); + QCOMPARE(color.blueF(), b); - color.setRgb(0, 0, b); - QCOMPARE(color.blue(), b); - QCOMPARE(color.rgb(), rgb); + qreal r, g, b2, a; + color.getRgbF(&r, &g, &b2, &a); + QCOMPARE(b2, b); + } + } - color.setRgb(rgb); - QCOMPARE(color.blue(), b); - QCOMPARE(color.rgb(), rgb); + for (int R = -128; R <= 512; ++R) { + { + // extended RGB + qreal r = R / qreal(256); + color.setRgbF(r, 0.0, 0.0); + QCOMPARE(qfloat16(color.redF()), qfloat16(r)); - int r, g, b2, a; - color.getRgb(&r, &g, &b2, &a); - QCOMPARE(b2, b); + qreal r2, g, b, a; + color.getRgbF(&r2, &g, &b, &a); + QCOMPARE(qfloat16(r2), qfloat16(r)); } + } + for (int G = -128; G <= 512; ++G) { { - // 0.0-1.0 - qreal b = B / qreal(USHRT_MAX); + // extended RGB + qreal g = G / qreal(256); + color.setRgbF(0.0, g, 0.0); + QCOMPARE(qfloat16(color.greenF()), qfloat16(g)); + + qreal r, g2, b, a; + color.getRgbF(&r, &g2, &b, &a); + QCOMPARE(qfloat16(g2), qfloat16(g)); + } + } + + for (int B = -128; B <= 512; ++B) { + { + // extended RGB + qreal b = B / qreal(256); color.setRgbF(0.0, 0.0, b); - QCOMPARE(color.blueF(), b); + QCOMPARE(qfloat16(color.blueF()), qfloat16(b)); qreal r, g, b2, a; color.getRgbF(&r, &g, &b2, &a); - QCOMPARE(b2, b); + QCOMPARE(qfloat16(b2), qfloat16(b)); } } } |