pigment/tests/TestKoColorSpaceMaths.cpp

0001 /*
0002  *  SPDX-License-Identifier: GPL-3.0-or-later
0003  */
0004
0005 #include "TestKoColorSpaceMaths.h"
0006 #include "KoIntegerMaths.h"
0007 #include "KoColorSpaceMaths.h"
0008
0009 #include <simpletest.h>
0010
0011 void TestKoColorSpaceMaths::testColorSpaceMathsTraits()
0012 {
0013     QCOMPARE(KoColorSpaceMathsTraits<quint8>::channelValueType, KoChannelInfo::UINT8);
0014     QCOMPARE(KoColorSpaceMathsTraits<quint16>::channelValueType, KoChannelInfo::UINT16);
0015     QCOMPARE(KoColorSpaceMathsTraits<qint16>::channelValueType, KoChannelInfo::INT16);
0016     QCOMPARE(KoColorSpaceMathsTraits<quint32>::channelValueType, KoChannelInfo::UINT32);
0017     QCOMPARE(KoColorSpaceMathsTraits<float>::channelValueType, KoChannelInfo::FLOAT32);
0018 #ifdef HAVE_OPENEXR
0019     QCOMPARE(KoColorSpaceMathsTraits<half>::channelValueType, KoChannelInfo::FLOAT16);
0020 #endif
0021 }
0022
0023 void TestKoColorSpaceMaths::testScaleToA()
0024 {
0025     for (int i = 0; i < 256; ++i) {
0026         quint16 opacity = KoColorSpaceMaths<quint8, quint16 >::scaleToA(i);
0027         quint8 opacity8 = UINT16_TO_UINT8(opacity);
0028         QVERIFY(opacity8 == i);
0029     }
0030 }
0031
0032 QTEST_GUILESS_MAIN(TestKoColorSpaceMaths)