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// Copyright (C) 2019 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtTest/QTest>
#include <Qt3DRender/qshaderimage.h>
#include <Qt3DRender/qtexture.h>
#include <Qt3DRender/private/qshaderimage_p.h>
#include <QObject>
#include <QSignalSpy>
#include "testarbiter.h"
class tst_QShaderImage : public QObject
{
Q_OBJECT
private Q_SLOTS:
void initTestCase()
{
qRegisterMetaType<Qt3DRender::QAbstractTexture*>("Qt3DRender::QAbstractTexture*");
}
void checkDefaultConstruction()
{
// GIVEN
Qt3DRender::QShaderImage shaderImage;
// THEN
QVERIFY(shaderImage.texture() == nullptr);
QCOMPARE(shaderImage.layered(), false);
QCOMPARE(shaderImage.mipLevel(), 0);
QCOMPARE(shaderImage.layer(), 0);
QCOMPARE(shaderImage.access(), Qt3DRender::QShaderImage::ReadWrite);
QCOMPARE(shaderImage.format(), Qt3DRender::QShaderImage::Automatic);
}
void checkPropertyChanges()
{
// GIVEN
Qt3DRender::QShaderImage shaderImage;
{
// WHEN
QSignalSpy spy(&shaderImage, SIGNAL(textureChanged(Qt3DRender::QAbstractTexture*)));
Qt3DRender::QTexture2D newValue;
shaderImage.setTexture(&newValue);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.texture(), &newValue);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
shaderImage.setTexture(&newValue);
// THEN
QCOMPARE(shaderImage.texture(), &newValue);
QCOMPARE(spy.size(), 0);
}
{
// WHEN
QSignalSpy spy(&shaderImage, SIGNAL(layeredChanged(bool)));
const bool newValue = true;
shaderImage.setLayered(newValue);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.layered(), newValue);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
shaderImage.setLayered(newValue);
// THEN
QCOMPARE(shaderImage.layered(), newValue);
QCOMPARE(spy.size(), 0);
}
{
// WHEN
QSignalSpy spy(&shaderImage, SIGNAL(mipLevelChanged(int)));
const int newValue = 12;
shaderImage.setMipLevel(newValue);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.mipLevel(), newValue);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
shaderImage.setMipLevel(newValue);
// THEN
QCOMPARE(shaderImage.mipLevel(), newValue);
QCOMPARE(spy.size(), 0);
}
{
// WHEN
QSignalSpy spy(&shaderImage, SIGNAL(layerChanged(int)));
const int newValue = 2;
shaderImage.setLayer(newValue);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.layer(), newValue);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
shaderImage.setLayer(newValue);
// THEN
QCOMPARE(shaderImage.layer(), newValue);
QCOMPARE(spy.size(), 0);
}
{
// WHEN
QSignalSpy spy(&shaderImage, SIGNAL(accessChanged(Access)));
const Qt3DRender::QShaderImage::Access newValue = Qt3DRender::QShaderImage::ReadOnly;
shaderImage.setAccess(newValue);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.access(), newValue);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
shaderImage.setAccess(newValue);
// THEN
QCOMPARE(shaderImage.access(), newValue);
QCOMPARE(spy.size(), 0);
}
{
// WHEN
QSignalSpy spy(&shaderImage, SIGNAL(formatChanged(ImageFormat)));
const Qt3DRender::QShaderImage::ImageFormat newValue = Qt3DRender::QShaderImage::RG8U;
shaderImage.setFormat(newValue);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.format(), newValue);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
shaderImage.setFormat(newValue);
// THEN
QCOMPARE(shaderImage.format(), newValue);
QCOMPARE(spy.size(), 0);
}
}
void checkTextureUpdate()
{
// GIVEN
TestArbiter arbiter;
Qt3DRender::QShaderImage shaderImage;
arbiter.setArbiterOnNode(&shaderImage);
Qt3DRender::QTexture2D t;
{
// WHEN
shaderImage.setTexture(&t);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 1);
QCOMPARE(arbiter.dirtyNodes().front(), &shaderImage);
arbiter.clear();
}
{
// WHEN
shaderImage.setTexture(&t);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 0);
}
}
void checkLayeredUpdate()
{
// GIVEN
TestArbiter arbiter;
Qt3DRender::QShaderImage shaderImage;
arbiter.setArbiterOnNode(&shaderImage);
{
// WHEN
shaderImage.setLayered(true);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 1);
QCOMPARE(arbiter.dirtyNodes().front(), &shaderImage);
arbiter.clear();
}
{
// WHEN
shaderImage.setLayered(true);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 0);
}
}
void checkMipLevelUpdate()
{
// GIVEN
TestArbiter arbiter;
Qt3DRender::QShaderImage shaderImage;
arbiter.setArbiterOnNode(&shaderImage);
{
// WHEN
shaderImage.setMipLevel(5);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 1);
QCOMPARE(arbiter.dirtyNodes().front(), &shaderImage);
arbiter.clear();
}
{
// WHEN
shaderImage.setMipLevel(5);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 0);
}
}
void checkLayerUpdate()
{
// GIVEN
TestArbiter arbiter;
Qt3DRender::QShaderImage shaderImage;
arbiter.setArbiterOnNode(&shaderImage);
{
// WHEN
shaderImage.setLayer(8);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 1);
QCOMPARE(arbiter.dirtyNodes().front(), &shaderImage);
arbiter.clear();
}
{
// WHEN
shaderImage.setLayer(8);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 0);
}
}
void checkAccessUpdate()
{
// GIVEN
TestArbiter arbiter;
Qt3DRender::QShaderImage shaderImage;
arbiter.setArbiterOnNode(&shaderImage);
{
// WHEN
shaderImage.setAccess(Qt3DRender::QShaderImage::WriteOnly);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 1);
QCOMPARE(arbiter.dirtyNodes().front(), &shaderImage);
arbiter.clear();
}
{
// WHEN
shaderImage.setAccess(Qt3DRender::QShaderImage::WriteOnly);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 0);
}
}
void checkFormatUpdate()
{
// GIVEN
TestArbiter arbiter;
Qt3DRender::QShaderImage shaderImage;
arbiter.setArbiterOnNode(&shaderImage);
{
// WHEN
shaderImage.setFormat(Qt3DRender::QShaderImage::RG16F);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 1);
QCOMPARE(arbiter.dirtyNodes().front(), &shaderImage);
arbiter.clear();
}
{
// WHEN
shaderImage.setFormat(Qt3DRender::QShaderImage::RG16F);
QCoreApplication::processEvents();
// THEN
QCOMPARE(arbiter.dirtyNodes().size(), 0);
}
}
void checkTextureBookeeping()
{
// GIVEN
Qt3DRender::QShaderImage shaderImage;
QSignalSpy spy(&shaderImage, SIGNAL(textureChanged(Qt3DRender::QAbstractTexture*)));
{
// WHEN
Qt3DRender::QTexture2D tex;
shaderImage.setTexture(&tex);
// THEN
QVERIFY(spy.isValid());
QCOMPARE(shaderImage.texture(), &tex);
QCOMPARE(spy.size(), 1);
// WHEN
spy.clear();
}
// THEN
QCOMPARE(spy.size(), 1);
QVERIFY(shaderImage.texture() == nullptr);
}
};
QTEST_MAIN(tst_QShaderImage)
#include "tst_qshaderimage.moc"