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-rw-r--r--tests/auto/gui/rhi/qshader/tst_qshader.cpp233
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)
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 02:18:54 +0000