diff options
Diffstat (limited to 'tests/auto/gui/rhi/qshader/tst_qshader.cpp')
-rw-r--r-- | tests/auto/gui/rhi/qshader/tst_qshader.cpp | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/tests/auto/gui/rhi/qshader/tst_qshader.cpp b/tests/auto/gui/rhi/qshader/tst_qshader.cpp new file mode 100644 index 0000000000..21f0cc7895 --- /dev/null +++ b/tests/auto/gui/rhi/qshader/tst_qshader.cpp @@ -0,0 +1,233 @@ +/**************************************************************************** +** +** Copyright (C) 2019 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtTest/QtTest> +#include <QFile> +#include <QtGui/private/qshaderdescription_p_p.h> +#include <QtGui/private/qshader_p_p.h> + +class tst_QShader : public QObject +{ + Q_OBJECT + +private slots: + void simpleCompileCheckResults(); + void genVariants(); + void shaderDescImplicitSharing(); + void bakedShaderImplicitSharing(); +}; + +static QShader getShader(const QString &name) +{ + QFile f(name); + if (f.open(QIODevice::ReadOnly)) + return QShader::fromSerialized(f.readAll()); + + return QShader(); +} + +void tst_QShader::simpleCompileCheckResults() +{ + QShader s = getShader(QLatin1String(":/data/color_simple.vert.qsb")); + QVERIFY(s.isValid()); + QCOMPARE(s.availableShaders().count(), 1); + + const QShaderCode shader = s.shader(QShaderKey(QShader::SpirvShader, + QShaderVersion(100))); + QVERIFY(!shader.shader().isEmpty()); + QCOMPARE(shader.entryPoint(), QByteArrayLiteral("main")); + + const QShaderDescription desc = s.description(); + QVERIFY(desc.isValid()); + QCOMPARE(desc.inputVariables().count(), 2); + for (const QShaderDescription::InOutVariable &v : desc.inputVariables()) { + switch (v.location) { + case 0: + QCOMPARE(v.name, QLatin1String("position")); + QCOMPARE(v.type, QShaderDescription::Vec4); + break; + case 1: + QCOMPARE(v.name, QLatin1String("color")); + QCOMPARE(v.type, QShaderDescription::Vec3); + break; + default: + QVERIFY(false); + break; + } + } + QCOMPARE(desc.outputVariables().count(), 1); + for (const QShaderDescription::InOutVariable &v : desc.outputVariables()) { + switch (v.location) { + case 0: + QCOMPARE(v.name, QLatin1String("v_color")); + QCOMPARE(v.type, QShaderDescription::Vec3); + break; + default: + QVERIFY(false); + break; + } + } + QCOMPARE(desc.uniformBlocks().count(), 1); + const QShaderDescription::UniformBlock blk = desc.uniformBlocks().first(); + QCOMPARE(blk.blockName, QLatin1String("buf")); + QCOMPARE(blk.structName, QLatin1String("ubuf")); + QCOMPARE(blk.size, 68); + QCOMPARE(blk.binding, 0); + QCOMPARE(blk.descriptorSet, 0); + QCOMPARE(blk.members.count(), 2); + for (int i = 0; i < blk.members.count(); ++i) { + const QShaderDescription::BlockVariable v = blk.members[i]; + switch (i) { + case 0: + QCOMPARE(v.offset, 0); + QCOMPARE(v.size, 64); + QCOMPARE(v.name, QLatin1String("mvp")); + QCOMPARE(v.type, QShaderDescription::Mat4); + QCOMPARE(v.matrixStride, 16); + break; + case 1: + QCOMPARE(v.offset, 64); + QCOMPARE(v.size, 4); + QCOMPARE(v.name, QLatin1String("opacity")); + QCOMPARE(v.type, QShaderDescription::Float); + break; + default: + QVERIFY(false); + break; + } + } +} + +void tst_QShader::genVariants() +{ + QShader s = getShader(QLatin1String(":/data/color.vert.qsb")); + // spirv, glsl 100, glsl 330, glsl 120, hlsl 50, msl 12 + // + batchable variants + QVERIFY(s.isValid()); + QCOMPARE(s.availableShaders().count(), 2 * 6); + + int batchableVariantCount = 0; + int batchableGlslVariantCount = 0; + for (const QShaderKey &key : s.availableShaders()) { + if (key.sourceVariant() == QShader::BatchableVertexShader) { + ++batchableVariantCount; + if (key.source() == QShader::GlslShader) { + ++batchableGlslVariantCount; + const QByteArray src = s.shader(key).shader(); + QVERIFY(src.contains(QByteArrayLiteral("_qt_order * "))); + } + } + } + QCOMPARE(batchableVariantCount, 6); + QCOMPARE(batchableGlslVariantCount, 3); +} + +void tst_QShader::shaderDescImplicitSharing() +{ + QShader s = getShader(QLatin1String(":/data/color_simple.vert.qsb")); + QVERIFY(s.isValid()); + QCOMPARE(s.availableShaders().count(), 1); + QVERIFY(s.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + + QShaderDescription d0 = s.description(); + QVERIFY(d0.isValid()); + QCOMPARE(d0.inputVariables().count(), 2); + QCOMPARE(d0.outputVariables().count(), 1); + QCOMPARE(d0.uniformBlocks().count(), 1); + + QShaderDescription d1 = d0; + QVERIFY(QShaderDescriptionPrivate::get(&d0) == QShaderDescriptionPrivate::get(&d1)); + QCOMPARE(d0.inputVariables().count(), 2); + QCOMPARE(d0.outputVariables().count(), 1); + QCOMPARE(d0.uniformBlocks().count(), 1); + QCOMPARE(d1.inputVariables().count(), 2); + QCOMPARE(d1.outputVariables().count(), 1); + QCOMPARE(d1.uniformBlocks().count(), 1); + + d1.detach(); + QVERIFY(QShaderDescriptionPrivate::get(&d0) != QShaderDescriptionPrivate::get(&d1)); + QCOMPARE(d0.inputVariables().count(), 2); + QCOMPARE(d0.outputVariables().count(), 1); + QCOMPARE(d0.uniformBlocks().count(), 1); + QCOMPARE(d1.inputVariables().count(), 2); + QCOMPARE(d1.outputVariables().count(), 1); + QCOMPARE(d1.uniformBlocks().count(), 1); +} + +void tst_QShader::bakedShaderImplicitSharing() +{ + QShader s0 = getShader(QLatin1String(":/data/color_simple.vert.qsb")); + QVERIFY(s0.isValid()); + QCOMPARE(s0.availableShaders().count(), 1); + QVERIFY(s0.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + + { + QShader s1 = s0; + QVERIFY(QShaderPrivate::get(&s0) == QShaderPrivate::get(&s1)); + QCOMPARE(s0.availableShaders().count(), 1); + QVERIFY(s0.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + QCOMPARE(s1.availableShaders().count(), 1); + QVERIFY(s1.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + QCOMPARE(s0.stage(), s1.stage()); + QCOMPARE(s0, s1); + + s1.detach(); + QVERIFY(QShaderPrivate::get(&s0) != QShaderPrivate::get(&s1)); + QCOMPARE(s0.availableShaders().count(), 1); + QVERIFY(s0.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + QCOMPARE(s1.availableShaders().count(), 1); + QVERIFY(s1.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + QCOMPARE(s0.stage(), s1.stage()); + QCOMPARE(s0, s1); + } + + { + QShader s1 = s0; + QVERIFY(QShaderPrivate::get(&s0) == QShaderPrivate::get(&s1)); + QCOMPARE(s0.stage(), s1.stage()); + + s1.setStage(QShader::FragmentStage); // call a setter to trigger a detach + QVERIFY(QShaderPrivate::get(&s0) != QShaderPrivate::get(&s1)); + QCOMPARE(s0.availableShaders().count(), 1); + QVERIFY(s0.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + QCOMPARE(s1.availableShaders().count(), 1); + QVERIFY(s1.availableShaders().contains(QShaderKey(QShader::SpirvShader, QShaderVersion(100)))); + QShaderDescription d0 = s0.description(); + QCOMPARE(d0.inputVariables().count(), 2); + QCOMPARE(d0.outputVariables().count(), 1); + QCOMPARE(d0.uniformBlocks().count(), 1); + QShaderDescription d1 = s1.description(); + QCOMPARE(d1.inputVariables().count(), 2); + QCOMPARE(d1.outputVariables().count(), 1); + QCOMPARE(d1.uniformBlocks().count(), 1); + QVERIFY(s0 != s1); + } +} + +#include <tst_qshader.moc> +QTEST_MAIN(tst_QShader) |