diff options
Diffstat (limited to 'tests/auto/gui/util')
11 files changed, 3200 insertions, 0 deletions
diff --git a/tests/auto/gui/util/qshadergenerator/qshadergenerator.pro b/tests/auto/gui/util/qshadergenerator/qshadergenerator.pro new file mode 100644 index 0000000000..c1f610e029 --- /dev/null +++ b/tests/auto/gui/util/qshadergenerator/qshadergenerator.pro @@ -0,0 +1,5 @@ +CONFIG += testcase +QT += testlib gui-private + +SOURCES += tst_qshadergenerator.cpp +TARGET = tst_qshadergenerator diff --git a/tests/auto/gui/util/qshadergenerator/tst_qshadergenerator.cpp b/tests/auto/gui/util/qshadergenerator/tst_qshadergenerator.cpp new file mode 100644 index 0000000000..d0a0225055 --- /dev/null +++ b/tests/auto/gui/util/qshadergenerator/tst_qshadergenerator.cpp @@ -0,0 +1,895 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). +** 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 <QtCore/qmetaobject.h> +#include <QtGui/private/qshadergenerator_p.h> +#include <QtGui/private/qshaderlanguage_p.h> + +namespace +{ + QShaderFormat createFormat(QShaderFormat::Api api, int majorVersion, int minorVersion) + { + auto format = QShaderFormat(); + format.setApi(api); + format.setVersion(QVersionNumber(majorVersion, minorVersion)); + return format; + } + + QShaderNodePort createPort(QShaderNodePort::Direction portDirection, const QString &portName) + { + auto port = QShaderNodePort(); + port.direction = portDirection; + port.name = portName; + return port; + } + + QShaderNode createNode(const QVector<QShaderNodePort> &ports, const QStringList &layers = QStringList()) + { + auto node = QShaderNode(); + node.setUuid(QUuid::createUuid()); + node.setLayers(layers); + for (const auto &port : ports) + node.addPort(port); + return node; + } + + QShaderGraph::Edge createEdge(const QUuid &sourceUuid, const QString &sourceName, + const QUuid &targetUuid, const QString &targetName, + const QStringList &layers = QStringList()) + { + auto edge = QShaderGraph::Edge(); + edge.sourceNodeUuid = sourceUuid; + edge.sourcePortName = sourceName; + edge.targetNodeUuid = targetUuid; + edge.targetPortName = targetName; + edge.layers = layers; + return edge; + } + + QShaderGraph createGraph() + { + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + + auto graph = QShaderGraph(); + + auto worldPosition = createNode({ + createPort(QShaderNodePort::Output, "value") + }); + worldPosition.setParameter("name", "worldPosition"); + worldPosition.addRule(openGLES2, QShaderNode::Rule("highp vec3 $value = $name;", + QByteArrayList() << "varying highp vec3 $name;")); + worldPosition.addRule(openGL3, QShaderNode::Rule("vec3 $value = $name;", + QByteArrayList() << "in vec3 $name;")); + + auto texture = createNode({ + createPort(QShaderNodePort::Output, "texture") + }); + texture.addRule(openGLES2, QShaderNode::Rule("sampler2D $texture = texture;", + QByteArrayList() << "uniform sampler2D texture;")); + texture.addRule(openGL3, QShaderNode::Rule("sampler2D $texture = texture;", + QByteArrayList() << "uniform sampler2D texture;")); + + auto texCoord = createNode({ + createPort(QShaderNodePort::Output, "texCoord") + }); + texCoord.addRule(openGLES2, QShaderNode::Rule("highp vec2 $texCoord = texCoord;", + QByteArrayList() << "varying highp vec2 texCoord;")); + texCoord.addRule(openGL3, QShaderNode::Rule("vec2 $texCoord = texCoord;", + QByteArrayList() << "in vec2 texCoord;")); + + auto lightIntensity = createNode({ + createPort(QShaderNodePort::Output, "lightIntensity") + }); + lightIntensity.addRule(openGLES2, QShaderNode::Rule("highp float $lightIntensity = lightIntensity;", + QByteArrayList() << "uniform highp float lightIntensity;")); + lightIntensity.addRule(openGL3, QShaderNode::Rule("float $lightIntensity = lightIntensity;", + QByteArrayList() << "uniform float lightIntensity;")); + + auto exposure = createNode({ + createPort(QShaderNodePort::Output, "exposure") + }); + exposure.addRule(openGLES2, QShaderNode::Rule("highp float $exposure = exposure;", + QByteArrayList() << "uniform highp float exposure;")); + exposure.addRule(openGL3, QShaderNode::Rule("float $exposure = exposure;", + QByteArrayList() << "uniform float exposure;")); + + auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + fragColor.addRule(openGLES2, QShaderNode::Rule("gl_fragColor = $fragColor;")); + fragColor.addRule(openGL3, QShaderNode::Rule("fragColor = $fragColor;", + QByteArrayList() << "out vec4 fragColor;")); + + auto sampleTexture = createNode({ + createPort(QShaderNodePort::Input, "sampler"), + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "color") + }); + sampleTexture.addRule(openGLES2, QShaderNode::Rule("highp vec4 $color = texture2D($sampler, $coord);")); + sampleTexture.addRule(openGL3, QShaderNode::Rule("vec4 $color = texture2D($sampler, $coord);")); + + auto lightFunction = createNode({ + createPort(QShaderNodePort::Input, "baseColor"), + createPort(QShaderNodePort::Input, "position"), + createPort(QShaderNodePort::Input, "lightIntensity"), + createPort(QShaderNodePort::Output, "outputColor") + }); + lightFunction.addRule(openGLES2, QShaderNode::Rule("highp vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include es2/lightmodel.frag.inc")); + lightFunction.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include gl3/lightmodel.frag.inc")); + + auto exposureFunction = createNode({ + createPort(QShaderNodePort::Input, "inputColor"), + createPort(QShaderNodePort::Input, "exposure"), + createPort(QShaderNodePort::Output, "outputColor") + }); + exposureFunction.addRule(openGLES2, QShaderNode::Rule("highp vec4 $outputColor = $inputColor * pow(2.0, $exposure);")); + exposureFunction.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = $inputColor * pow(2.0, $exposure);")); + + graph.addNode(worldPosition); + graph.addNode(texture); + graph.addNode(texCoord); + graph.addNode(lightIntensity); + graph.addNode(exposure); + graph.addNode(fragColor); + graph.addNode(sampleTexture); + graph.addNode(lightFunction); + graph.addNode(exposureFunction); + + graph.addEdge(createEdge(texture.uuid(), "texture", sampleTexture.uuid(), "sampler")); + graph.addEdge(createEdge(texCoord.uuid(), "texCoord", sampleTexture.uuid(), "coord")); + + graph.addEdge(createEdge(worldPosition.uuid(), "value", lightFunction.uuid(), "position")); + graph.addEdge(createEdge(sampleTexture.uuid(), "color", lightFunction.uuid(), "baseColor")); + graph.addEdge(createEdge(lightIntensity.uuid(), "lightIntensity", lightFunction.uuid(), "lightIntensity")); + + graph.addEdge(createEdge(lightFunction.uuid(), "outputColor", exposureFunction.uuid(), "inputColor")); + graph.addEdge(createEdge(exposure.uuid(), "exposure", exposureFunction.uuid(), "exposure")); + + graph.addEdge(createEdge(exposureFunction.uuid(), "outputColor", fragColor.uuid(), "fragColor")); + + return graph; + } +} + +class tst_QShaderGenerator : public QObject +{ + Q_OBJECT +private slots: + void shouldHaveDefaultState(); + void shouldGenerateShaderCode_data(); + void shouldGenerateShaderCode(); + void shouldGenerateVersionCommands_data(); + void shouldGenerateVersionCommands(); + void shouldProcessLanguageQualifierAndTypeEnums_data(); + void shouldProcessLanguageQualifierAndTypeEnums(); + void shouldGenerateDifferentCodeDependingOnActiveLayers(); +}; + +void tst_QShaderGenerator::shouldHaveDefaultState() +{ + // GIVEN + auto generator = QShaderGenerator(); + + // THEN + QVERIFY(generator.graph.nodes().isEmpty()); + QVERIFY(generator.graph.edges().isEmpty()); + QVERIFY(!generator.format.isValid()); +} + +void tst_QShaderGenerator::shouldGenerateShaderCode_data() +{ + QTest::addColumn<QShaderGraph>("graph"); + QTest::addColumn<QShaderFormat>("format"); + QTest::addColumn<QByteArray>("expectedCode"); + + const auto graph = createGraph(); + + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + const auto openGL32 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 2); + const auto openGL4 = createFormat(QShaderFormat::OpenGLCoreProfile, 4, 0); + + const auto versionGLES2 = QByteArrayList() << "#version 100" << ""; + const auto versionGL3 = QByteArrayList() << "#version 130" << ""; + const auto versionGL32 = QByteArrayList() << "#version 150 core" << ""; + const auto versionGL4 = QByteArrayList() << "#version 400 core" << ""; + + const auto es2Code = QByteArrayList() << "varying highp vec3 worldPosition;" + << "uniform sampler2D texture;" + << "varying highp vec2 texCoord;" + << "uniform highp float lightIntensity;" + << "uniform highp float exposure;" + << "#pragma include es2/lightmodel.frag.inc" + << "" + << "void main()" + << "{" + << " highp vec2 v2 = texCoord;" + << " sampler2D v1 = texture;" + << " highp float v3 = lightIntensity;" + << " highp vec4 v5 = texture2D(v1, v2);" + << " highp vec3 v0 = worldPosition;" + << " highp float v4 = exposure;" + << " highp vec4 v6 = lightModel(v5, v0, v3);" + << " highp vec4 v7 = v6 * pow(2.0, v4);" + << " gl_fragColor = v7;" + << "}" + << ""; + + const auto gl3Code = QByteArrayList() << "in vec3 worldPosition;" + << "uniform sampler2D texture;" + << "in vec2 texCoord;" + << "uniform float lightIntensity;" + << "uniform float exposure;" + << "out vec4 fragColor;" + << "#pragma include gl3/lightmodel.frag.inc" + << "" + << "void main()" + << "{" + << " vec2 v2 = texCoord;" + << " sampler2D v1 = texture;" + << " float v3 = lightIntensity;" + << " vec4 v5 = texture2D(v1, v2);" + << " vec3 v0 = worldPosition;" + << " float v4 = exposure;" + << " vec4 v6 = lightModel(v5, v0, v3);" + << " vec4 v7 = v6 * pow(2.0, v4);" + << " fragColor = v7;" + << "}" + << ""; + + QTest::newRow("EmptyGraphAndFormat") << QShaderGraph() << QShaderFormat() << QByteArrayLiteral("\nvoid main()\n{\n}\n"); + QTest::newRow("LightExposureGraphAndES2") << graph << openGLES2 << (versionGLES2 + es2Code).join('\n'); + QTest::newRow("LightExposureGraphAndGL3") << graph << openGL3 << (versionGL3 + gl3Code).join('\n'); + QTest::newRow("LightExposureGraphAndGL32") << graph << openGL32 << (versionGL32 + gl3Code).join('\n'); + QTest::newRow("LightExposureGraphAndGL4") << graph << openGL4 << (versionGL4 + gl3Code).join('\n'); +} + +void tst_QShaderGenerator::shouldGenerateShaderCode() +{ + // GIVEN + QFETCH(QShaderGraph, graph); + QFETCH(QShaderFormat, format); + + auto generator = QShaderGenerator(); + generator.graph = graph; + generator.format = format; + + // WHEN + const auto code = generator.createShaderCode(); + + // THEN + QFETCH(QByteArray, expectedCode); + QCOMPARE(code, expectedCode); +} + +void tst_QShaderGenerator::shouldGenerateVersionCommands_data() +{ + QTest::addColumn<QShaderFormat>("format"); + QTest::addColumn<QByteArray>("version"); + + QTest::newRow("GLES2") << createFormat(QShaderFormat::OpenGLES, 2, 0) << QByteArrayLiteral("#version 100"); + QTest::newRow("GLES3") << createFormat(QShaderFormat::OpenGLES, 3, 0) << QByteArrayLiteral("#version 300 es"); + + QTest::newRow("GL20") << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) << QByteArrayLiteral("#version 110"); + QTest::newRow("GL21") << createFormat(QShaderFormat::OpenGLNoProfile, 2, 1) << QByteArrayLiteral("#version 120"); + QTest::newRow("GL30") << createFormat(QShaderFormat::OpenGLNoProfile, 3, 0) << QByteArrayLiteral("#version 130"); + QTest::newRow("GL31") << createFormat(QShaderFormat::OpenGLNoProfile, 3, 1) << QByteArrayLiteral("#version 140"); + QTest::newRow("GL32") << createFormat(QShaderFormat::OpenGLNoProfile, 3, 2) << QByteArrayLiteral("#version 150"); + QTest::newRow("GL33") << createFormat(QShaderFormat::OpenGLNoProfile, 3, 3) << QByteArrayLiteral("#version 330"); + QTest::newRow("GL40") << createFormat(QShaderFormat::OpenGLNoProfile, 4, 0) << QByteArrayLiteral("#version 400"); + QTest::newRow("GL41") << createFormat(QShaderFormat::OpenGLNoProfile, 4, 1) << QByteArrayLiteral("#version 410"); + QTest::newRow("GL42") << createFormat(QShaderFormat::OpenGLNoProfile, 4, 2) << QByteArrayLiteral("#version 420"); + QTest::newRow("GL43") << createFormat(QShaderFormat::OpenGLNoProfile, 4, 3) << QByteArrayLiteral("#version 430"); + + QTest::newRow("GL20core") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) << QByteArrayLiteral("#version 110"); + QTest::newRow("GL21core") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 1) << QByteArrayLiteral("#version 120"); + QTest::newRow("GL30core") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) << QByteArrayLiteral("#version 130"); + QTest::newRow("GL31core") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 1) << QByteArrayLiteral("#version 140"); + QTest::newRow("GL32core") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 2) << QByteArrayLiteral("#version 150 core"); + QTest::newRow("GL33core") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 3) << QByteArrayLiteral("#version 330 core"); + QTest::newRow("GL40core") << createFormat(QShaderFormat::OpenGLCoreProfile, 4, 0) << QByteArrayLiteral("#version 400 core"); + QTest::newRow("GL41core") << createFormat(QShaderFormat::OpenGLCoreProfile, 4, 1) << QByteArrayLiteral("#version 410 core"); + QTest::newRow("GL42core") << createFormat(QShaderFormat::OpenGLCoreProfile, 4, 2) << QByteArrayLiteral("#version 420 core"); + QTest::newRow("GL43core") << createFormat(QShaderFormat::OpenGLCoreProfile, 4, 3) << QByteArrayLiteral("#version 430 core"); + + QTest::newRow("GL20compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) << QByteArrayLiteral("#version 110"); + QTest::newRow("GL21compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 1) << QByteArrayLiteral("#version 120"); + QTest::newRow("GL30compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 3, 0) << QByteArrayLiteral("#version 130"); + QTest::newRow("GL31compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 3, 1) << QByteArrayLiteral("#version 140"); + QTest::newRow("GL32compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 3, 2) << QByteArrayLiteral("#version 150 compatibility"); + QTest::newRow("GL33compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 3, 3) << QByteArrayLiteral("#version 330 compatibility"); + QTest::newRow("GL40compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 4, 0) << QByteArrayLiteral("#version 400 compatibility"); + QTest::newRow("GL41compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 4, 1) << QByteArrayLiteral("#version 410 compatibility"); + QTest::newRow("GL42compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 4, 2) << QByteArrayLiteral("#version 420 compatibility"); + QTest::newRow("GL43compatibility") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 4, 3) << QByteArrayLiteral("#version 430 compatibility"); +} + +void tst_QShaderGenerator::shouldGenerateVersionCommands() +{ + // GIVEN + QFETCH(QShaderFormat, format); + + auto generator = QShaderGenerator(); + generator.format = format; + + // WHEN + const auto code = generator.createShaderCode(); + + // THEN + QFETCH(QByteArray, version); + const auto expectedCode = (QByteArrayList() << version + << "" + << "" + << "void main()" + << "{" + << "}" + << "").join('\n'); + QCOMPARE(code, expectedCode); +} + + +namespace { + QString toGlsl(QShaderLanguage::StorageQualifier qualifier, const QShaderFormat &format) + { + if (format.version().majorVersion() <= 2) { + // Note we're assuming fragment shader only here, it'd be different + // values for vertex shader, will need to be fixed properly at some + // point but isn't necessary yet (this problem already exists in past + // commits anyway) + switch (qualifier) { + case QShaderLanguage::Const: + return "const"; + case QShaderLanguage::Input: + return "varying"; + case QShaderLanguage::Output: + return ""; // Although fragment shaders for <=2 only have fixed outputs + case QShaderLanguage::Uniform: + return "uniform"; + } + } else { + switch (qualifier) { + case QShaderLanguage::Const: + return "const"; + case QShaderLanguage::Input: + return "in"; + case QShaderLanguage::Output: + return "out"; + case QShaderLanguage::Uniform: + return "uniform"; + } + } + + Q_UNREACHABLE(); + } + + QString toGlsl(QShaderLanguage::VariableType type) + { + switch (type) { + case QShaderLanguage::Bool: + return "bool"; + case QShaderLanguage::Int: + return "int"; + case QShaderLanguage::Uint: + return "uint"; + case QShaderLanguage::Float: + return "float"; + case QShaderLanguage::Double: + return "double"; + case QShaderLanguage::Vec2: + return "vec2"; + case QShaderLanguage::Vec3: + return "vec3"; + case QShaderLanguage::Vec4: + return "vec4"; + case QShaderLanguage::DVec2: + return "dvec2"; + case QShaderLanguage::DVec3: + return "dvec3"; + case QShaderLanguage::DVec4: + return "dvec4"; + case QShaderLanguage::BVec2: + return "bvec2"; + case QShaderLanguage::BVec3: + return "bvec3"; + case QShaderLanguage::BVec4: + return "bvec4"; + case QShaderLanguage::IVec2: + return "ivec2"; + case QShaderLanguage::IVec3: + return "ivec3"; + case QShaderLanguage::IVec4: + return "ivec4"; + case QShaderLanguage::UVec2: + return "uvec2"; + case QShaderLanguage::UVec3: + return "uvec3"; + case QShaderLanguage::UVec4: + return "uvec4"; + case QShaderLanguage::Mat2: + return "mat2"; + case QShaderLanguage::Mat3: + return "mat3"; + case QShaderLanguage::Mat4: + return "mat4"; + case QShaderLanguage::Mat2x2: + return "mat2x2"; + case QShaderLanguage::Mat2x3: + return "mat2x3"; + case QShaderLanguage::Mat2x4: + return "mat2x4"; + case QShaderLanguage::Mat3x2: + return "mat3x2"; + case QShaderLanguage::Mat3x3: + return "mat3x3"; + case QShaderLanguage::Mat3x4: + return "mat3x4"; + case QShaderLanguage::Mat4x2: + return "mat4x2"; + case QShaderLanguage::Mat4x3: + return "mat4x3"; + case QShaderLanguage::Mat4x4: + return "mat4x4"; + case QShaderLanguage::DMat2: + return "dmat2"; + case QShaderLanguage::DMat3: + return "dmat3"; + case QShaderLanguage::DMat4: + return "dmat4"; + case QShaderLanguage::DMat2x2: + return "dmat2x2"; + case QShaderLanguage::DMat2x3: + return "dmat2x3"; + case QShaderLanguage::DMat2x4: + return "dmat2x4"; + case QShaderLanguage::DMat3x2: + return "dmat3x2"; + case QShaderLanguage::DMat3x3: + return "dmat3x3"; + case QShaderLanguage::DMat3x4: + return "dmat3x4"; + case QShaderLanguage::DMat4x2: + return "dmat4x2"; + case QShaderLanguage::DMat4x3: + return "dmat4x3"; + case QShaderLanguage::DMat4x4: + return "dmat4x4"; + case QShaderLanguage::Sampler1D: + return "sampler1D"; + case QShaderLanguage::Sampler2D: + return "sampler2D"; + case QShaderLanguage::Sampler3D: + return "sampler3D"; + case QShaderLanguage::SamplerCube: + return "samplerCube"; + case QShaderLanguage::Sampler2DRect: + return "sampler2DRect"; + case QShaderLanguage::Sampler2DMs: + return "sampler2DMS"; + case QShaderLanguage::SamplerBuffer: + return "samplerBuffer"; + case QShaderLanguage::Sampler1DArray: + return "sampler1DArray"; + case QShaderLanguage::Sampler2DArray: + return "sampler2DArray"; + case QShaderLanguage::Sampler2DMsArray: + return "sampler2DMSArray"; + case QShaderLanguage::SamplerCubeArray: + return "samplerCubeArray"; + case QShaderLanguage::Sampler1DShadow: + return "sampler1DShadow"; + case QShaderLanguage::Sampler2DShadow: + return "sampler2DShadow"; + case QShaderLanguage::Sampler2DRectShadow: + return "sampler2DRectShadow"; + case QShaderLanguage::Sampler1DArrayShadow: + return "sampler1DArrayShadow"; + case QShaderLanguage::Sampler2DArrayShadow: + return "sample2DArrayShadow"; + case QShaderLanguage::SamplerCubeShadow: + return "samplerCubeShadow"; + case QShaderLanguage::SamplerCubeArrayShadow: + return "samplerCubeArrayShadow"; + case QShaderLanguage::ISampler1D: + return "isampler1D"; + case QShaderLanguage::ISampler2D: + return "isampler2D"; + case QShaderLanguage::ISampler3D: + return "isampler3D"; + case QShaderLanguage::ISamplerCube: + return "isamplerCube"; + case QShaderLanguage::ISampler2DRect: + return "isampler2DRect"; + case QShaderLanguage::ISampler2DMs: + return "isampler2DMS"; + case QShaderLanguage::ISamplerBuffer: + return "isamplerBuffer"; + case QShaderLanguage::ISampler1DArray: + return "isampler1DArray"; + case QShaderLanguage::ISampler2DArray: + return "isampler2DArray"; + case QShaderLanguage::ISampler2DMsArray: + return "isampler2DMSArray"; + case QShaderLanguage::ISamplerCubeArray: + return "isamplerCubeArray"; + case QShaderLanguage::USampler1D: + return "usampler1D"; + case QShaderLanguage::USampler2D: + return "usampler2D"; + case QShaderLanguage::USampler3D: + return "usampler3D"; + case QShaderLanguage::USamplerCube: + return "usamplerCube"; + case QShaderLanguage::USampler2DRect: + return "usampler2DRect"; + case QShaderLanguage::USampler2DMs: + return "usampler2DMS"; + case QShaderLanguage::USamplerBuffer: + return "usamplerBuffer"; + case QShaderLanguage::USampler1DArray: + return "usampler1DArray"; + case QShaderLanguage::USampler2DArray: + return "usampler2DArray"; + case QShaderLanguage::USampler2DMsArray: + return "usampler2DMSArray"; + case QShaderLanguage::USamplerCubeArray: + return "usamplerCubeArray"; + } + + Q_UNREACHABLE(); + } +} + +void tst_QShaderGenerator::shouldProcessLanguageQualifierAndTypeEnums_data() +{ + QTest::addColumn<QShaderGraph>("graph"); + QTest::addColumn<QShaderFormat>("format"); + QTest::addColumn<QByteArray>("expectedCode"); + + const auto es2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto es3 = createFormat(QShaderFormat::OpenGLES, 3, 0); + const auto gl2 = createFormat(QShaderFormat::OpenGLNoProfile, 2, 0); + const auto gl3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + const auto gl4 = createFormat(QShaderFormat::OpenGLCoreProfile, 4, 0); + + const auto qualifierEnum = QMetaEnum::fromType<QShaderLanguage::StorageQualifier>(); + const auto typeEnum = QMetaEnum::fromType<QShaderLanguage::VariableType>(); + + for (int qualifierIndex = 0; qualifierIndex < qualifierEnum.keyCount(); qualifierIndex++) { + const auto qualifierName = qualifierEnum.key(qualifierIndex); + const auto qualifierValue = static_cast<QShaderLanguage::StorageQualifier>(qualifierEnum.value(qualifierIndex)); + + for (int typeIndex = 0; typeIndex < typeEnum.keyCount(); typeIndex++) { + const auto typeName = typeEnum.key(typeIndex); + const auto typeValue = static_cast<QShaderLanguage::VariableType>(typeEnum.value(typeIndex)); + + auto graph = QShaderGraph(); + + auto worldPosition = createNode({ + createPort(QShaderNodePort::Output, "value") + }); + worldPosition.setParameter("name", "worldPosition"); + worldPosition.setParameter("qualifier", QVariant::fromValue<QShaderLanguage::StorageQualifier>(qualifierValue)); + worldPosition.setParameter("type", QVariant::fromValue<QShaderLanguage::VariableType>(typeValue)); + worldPosition.addRule(es2, QShaderNode::Rule("highp $type $value = $name;", + QByteArrayList() << "$qualifier highp $type $name;")); + worldPosition.addRule(gl2, QShaderNode::Rule("$type $value = $name;", + QByteArrayList() << "$qualifier $type $name;")); + worldPosition.addRule(gl3, QShaderNode::Rule("$type $value = $name;", + QByteArrayList() << "$qualifier $type $name;")); + + auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + fragColor.addRule(es2, QShaderNode::Rule("gl_fragColor = $fragColor;")); + fragColor.addRule(gl2, QShaderNode::Rule("gl_fragColor = $fragColor;")); + fragColor.addRule(gl3, QShaderNode::Rule("fragColor = $fragColor;", + QByteArrayList() << "out vec4 fragColor;")); + + graph.addNode(worldPosition); + graph.addNode(fragColor); + + graph.addEdge(createEdge(worldPosition.uuid(), "value", fragColor.uuid(), "fragColor")); + + const auto gl2Code = (QByteArrayList() << "#version 110" + << "" + << QStringLiteral("%1 %2 worldPosition;").arg(toGlsl(qualifierValue, gl2)) + .arg(toGlsl(typeValue)) + .toUtf8() + << "" + << "void main()" + << "{" + << QStringLiteral(" %1 v0 = worldPosition;").arg(toGlsl(typeValue)).toUtf8() + << " gl_fragColor = v0;" + << "}" + << "").join("\n"); + const auto gl3Code = (QByteArrayList() << "#version 130" + << "" + << QStringLiteral("%1 %2 worldPosition;").arg(toGlsl(qualifierValue, gl3)) + .arg(toGlsl(typeValue)) + .toUtf8() + << "out vec4 fragColor;" + << "" + << "void main()" + << "{" + << QStringLiteral(" %1 v0 = worldPosition;").arg(toGlsl(typeValue)).toUtf8() + << " fragColor = v0;" + << "}" + << "").join("\n"); + const auto gl4Code = (QByteArrayList() << "#version 400 core" + << "" + << QStringLiteral("%1 %2 worldPosition;").arg(toGlsl(qualifierValue, gl4)) + .arg(toGlsl(typeValue)) + .toUtf8() + << "out vec4 fragColor;" + << "" + << "void main()" + << "{" + << QStringLiteral(" %1 v0 = worldPosition;").arg(toGlsl(typeValue)).toUtf8() + << " fragColor = v0;" + << "}" + << "").join("\n"); + const auto es2Code = (QByteArrayList() << "#version 100" + << "" + << QStringLiteral("%1 highp %2 worldPosition;").arg(toGlsl(qualifierValue, es2)) + .arg(toGlsl(typeValue)) + .toUtf8() + << "" + << "void main()" + << "{" + << QStringLiteral(" highp %1 v0 = worldPosition;").arg(toGlsl(typeValue)).toUtf8() + << " gl_fragColor = v0;" + << "}" + << "").join("\n"); + const auto es3Code = (QByteArrayList() << "#version 300 es" + << "" + << QStringLiteral("%1 highp %2 worldPosition;").arg(toGlsl(qualifierValue, es3)) + .arg(toGlsl(typeValue)) + .toUtf8() + << "" + << "void main()" + << "{" + << QStringLiteral(" highp %1 v0 = worldPosition;").arg(toGlsl(typeValue)).toUtf8() + << " gl_fragColor = v0;" + << "}" + << "").join("\n"); + + QTest::addRow("%s %s ES2", qualifierName, typeName) << graph << es2 << es2Code; + QTest::addRow("%s %s ES3", qualifierName, typeName) << graph << es3 << es3Code; + QTest::addRow("%s %s GL2", qualifierName, typeName) << graph << gl2 << gl2Code; + QTest::addRow("%s %s GL3", qualifierName, typeName) << graph << gl3 << gl3Code; + QTest::addRow("%s %s GL4", qualifierName, typeName) << graph << gl4 << gl4Code; + } + } +} + +void tst_QShaderGenerator::shouldProcessLanguageQualifierAndTypeEnums() +{ + // GIVEN + QFETCH(QShaderGraph, graph); + QFETCH(QShaderFormat, format); + + auto generator = QShaderGenerator(); + generator.graph = graph; + generator.format = format; + + // WHEN + const auto code = generator.createShaderCode(); + + // THEN + QFETCH(QByteArray, expectedCode); + QCOMPARE(code, expectedCode); +} + +void tst_QShaderGenerator::shouldGenerateDifferentCodeDependingOnActiveLayers() +{ + // GIVEN + const auto gl4 = createFormat(QShaderFormat::OpenGLCoreProfile, 4, 0); + + auto texCoord = createNode({ + createPort(QShaderNodePort::Output, "texCoord") + }, { + "diffuseTexture", + "normalTexture" + }); + texCoord.addRule(gl4, QShaderNode::Rule("vec2 $texCoord = texCoord;", + QByteArrayList() << "in vec2 texCoord;")); + auto diffuseUniform = createNode({ + createPort(QShaderNodePort::Output, "color") + }, {"diffuseUniform"}); + diffuseUniform.addRule(gl4, QShaderNode::Rule("vec4 $color = diffuseUniform;", + QByteArrayList() << "uniform vec4 diffuseUniform;")); + auto diffuseTexture = createNode({ + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "color") + }, {"diffuseTexture"}); + diffuseTexture.addRule(gl4, QShaderNode::Rule("vec4 $color = texture2D(diffuseTexture, $coord);", + QByteArrayList() << "uniform sampler2D diffuseTexture;")); + auto normalUniform = createNode({ + createPort(QShaderNodePort::Output, "normal") + }, {"normalUniform"}); + normalUniform.addRule(gl4, QShaderNode::Rule("vec3 $normal = normalUniform;", + QByteArrayList() << "uniform vec3 normalUniform;")); + auto normalTexture = createNode({ + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "normal") + }, {"normalTexture"}); + normalTexture.addRule(gl4, QShaderNode::Rule("vec3 $normal = texture2D(normalTexture, $coord).rgb;", + QByteArrayList() << "uniform sampler2D normalTexture;")); + auto lightFunction = createNode({ + createPort(QShaderNodePort::Input, "color"), + createPort(QShaderNodePort::Input, "normal"), + createPort(QShaderNodePort::Output, "output") + }); + lightFunction.addRule(gl4, QShaderNode::Rule("vec4 $output = lightModel($color, $normal);", + QByteArrayList() << "#pragma include gl4/lightmodel.frag.inc")); + auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + fragColor.addRule(gl4, QShaderNode::Rule("fragColor = $fragColor;", + QByteArrayList() << "out vec4 fragColor;")); + + const auto graph = [=] { + auto res = QShaderGraph(); + + res.addNode(texCoord); + res.addNode(diffuseUniform); + res.addNode(diffuseTexture); + res.addNode(normalUniform); + res.addNode(normalTexture); + res.addNode(lightFunction); + res.addNode(fragColor); + + res.addEdge(createEdge(diffuseUniform.uuid(), "color", lightFunction.uuid(), "color", {"diffuseUniform"})); + res.addEdge(createEdge(texCoord.uuid(), "texCoord", diffuseTexture.uuid(), "coord", {"diffuseTexture"})); + res.addEdge(createEdge(diffuseTexture.uuid(), "color", lightFunction.uuid(), "color", {"diffuseTexture"})); + + res.addEdge(createEdge(normalUniform.uuid(), "normal", lightFunction.uuid(), "normal", {"normalUniform"})); + res.addEdge(createEdge(texCoord.uuid(), "texCoord", normalTexture.uuid(), "coord", {"normalTexture"})); + res.addEdge(createEdge(normalTexture.uuid(), "normal", lightFunction.uuid(), "normal", {"normalTexture"})); + + res.addEdge(createEdge(lightFunction.uuid(), "output", fragColor.uuid(), "fragColor")); + + return res; + }(); + + auto generator = QShaderGenerator(); + generator.graph = graph; + generator.format = gl4; + + { + // WHEN + const auto code = generator.createShaderCode({"diffuseUniform", "normalUniform"}); + + // THEN + const auto expected = QByteArrayList() + << "#version 400 core" + << "" + << "uniform vec4 diffuseUniform;" + << "uniform vec3 normalUniform;" + << "#pragma include gl4/lightmodel.frag.inc" + << "out vec4 fragColor;" + << "" + << "void main()" + << "{" + << " vec3 v1 = normalUniform;" + << " vec4 v0 = diffuseUniform;" + << " vec4 v2 = lightModel(v0, v1);" + << " fragColor = v2;" + << "}" + << ""; + QCOMPARE(code, expected.join("\n")); + } + + { + // WHEN + const auto code = generator.createShaderCode({"diffuseUniform", "normalTexture"}); + + // THEN + const auto expected = QByteArrayList() + << "#version 400 core" + << "" + << "in vec2 texCoord;" + << "uniform vec4 diffuseUniform;" + << "uniform sampler2D normalTexture;" + << "#pragma include gl4/lightmodel.frag.inc" + << "out vec4 fragColor;" + << "" + << "void main()" + << "{" + << " vec2 v0 = texCoord;" + << " vec3 v2 = texture2D(normalTexture, v0).rgb;" + << " vec4 v1 = diffuseUniform;" + << " vec4 v3 = lightModel(v1, v2);" + << " fragColor = v3;" + << "}" + << ""; + QCOMPARE(code, expected.join("\n")); + } + + { + // WHEN + const auto code = generator.createShaderCode({"diffuseTexture", "normalUniform"}); + + // THEN + const auto expected = QByteArrayList() + << "#version 400 core" + << "" + << "in vec2 texCoord;" + << "uniform sampler2D diffuseTexture;" + << "uniform vec3 normalUniform;" + << "#pragma include gl4/lightmodel.frag.inc" + << "out vec4 fragColor;" + << "" + << "void main()" + << "{" + << " vec2 v0 = texCoord;" + << " vec3 v2 = normalUniform;" + << " vec4 v1 = texture2D(diffuseTexture, v0);" + << " vec4 v3 = lightModel(v1, v2);" + << " fragColor = v3;" + << "}" + << ""; + QCOMPARE(code, expected.join("\n")); + } + + { + // WHEN + const auto code = generator.createShaderCode({"diffuseTexture", "normalTexture"}); + + // THEN + const auto expected = QByteArrayList() + << "#version 400 core" + << "" + << "in vec2 texCoord;" + << "uniform sampler2D diffuseTexture;" + << "uniform sampler2D normalTexture;" + << "#pragma include gl4/lightmodel.frag.inc" + << "out vec4 fragColor;" + << "" + << "void main()" + << "{" + << " vec2 v0 = texCoord;" + << " vec3 v2 = texture2D(normalTexture, v0).rgb;" + << " vec4 v1 = texture2D(diffuseTexture, v0);" + << " vec4 v3 = lightModel(v1, v2);" + << " fragColor = v3;" + << "}" + << ""; + QCOMPARE(code, expected.join("\n")); + } +} + +QTEST_MAIN(tst_QShaderGenerator) + +#include "tst_qshadergenerator.moc" diff --git a/tests/auto/gui/util/qshadergraph/qshadergraph.pro b/tests/auto/gui/util/qshadergraph/qshadergraph.pro new file mode 100644 index 0000000000..ec54941c77 --- /dev/null +++ b/tests/auto/gui/util/qshadergraph/qshadergraph.pro @@ -0,0 +1,5 @@ +CONFIG += testcase +QT += testlib gui-private + +SOURCES += tst_qshadergraph.cpp +TARGET = tst_qshadergraph diff --git a/tests/auto/gui/util/qshadergraph/tst_qshadergraph.cpp b/tests/auto/gui/util/qshadergraph/tst_qshadergraph.cpp new file mode 100644 index 0000000000..ce2d38c24f --- /dev/null +++ b/tests/auto/gui/util/qshadergraph/tst_qshadergraph.cpp @@ -0,0 +1,779 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). +** 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 <QtGui/private/qshadergraph_p.h> + +namespace +{ + QShaderNodePort createPort(QShaderNodePort::Direction portDirection, const QString &portName) + { + auto port = QShaderNodePort(); + port.direction = portDirection; + port.name = portName; + return port; + } + + QShaderNode createNode(const QVector<QShaderNodePort> &ports, const QStringList &layers = QStringList()) + { + auto node = QShaderNode(); + node.setUuid(QUuid::createUuid()); + node.setLayers(layers); + for (const auto &port : ports) + node.addPort(port); + return node; + } + + QShaderGraph::Edge createEdge(const QUuid &sourceUuid, const QString &sourceName, + const QUuid &targetUuid, const QString &targetName, + const QStringList &layers = QStringList()) + { + auto edge = QShaderGraph::Edge(); + edge.sourceNodeUuid = sourceUuid; + edge.sourcePortName = sourceName; + edge.targetNodeUuid = targetUuid; + edge.targetPortName = targetName; + edge.layers = layers; + return edge; + } + + QShaderGraph::Statement createStatement(const QShaderNode &node, + const QVector<int> &inputs = QVector<int>(), + const QVector<int> &outputs = QVector<int>()) + { + auto statement = QShaderGraph::Statement(); + statement.node = node; + statement.inputs = inputs; + statement.outputs = outputs; + return statement; + } + + void debugStatement(const QString &prefix, const QShaderGraph::Statement &statement) + { + qDebug() << prefix << statement.inputs << statement.uuid().toString() << statement.outputs; + } + + void dumpStatementsIfNeeded(const QVector<QShaderGraph::Statement> &statements, const QVector<QShaderGraph::Statement> &expected) + { + if (statements != expected) { + for (int i = 0; i < qMax(statements.size(), expected.size()); i++) { + qDebug() << "----" << i << "----"; + if (i < statements.size()) + debugStatement("A:", statements.at(i)); + if (i < expected.size()) + debugStatement("E:", expected.at(i)); + qDebug() << "-----------"; + } + } + } +} + +class tst_QShaderGraph : public QObject +{ + Q_OBJECT +private slots: + void shouldHaveEdgeDefaultState(); + void shouldTestEdgesEquality_data(); + void shouldTestEdgesEquality(); + void shouldManipulateStatementMembers(); + void shouldTestStatementsEquality_data(); + void shouldTestStatementsEquality(); + void shouldFindIndexFromPortNameInStatements_data(); + void shouldFindIndexFromPortNameInStatements(); + void shouldManageNodeList(); + void shouldManageEdgeList(); + void shouldSerializeGraphForCodeGeneration(); + void shouldHandleUnboundPortsDuringGraphSerialization(); + void shouldSurviveCyclesDuringGraphSerialization(); + void shouldDealWithEdgesJumpingOverLayers(); + void shouldGenerateDifferentStatementsDependingOnActiveLayers(); +}; + +void tst_QShaderGraph::shouldHaveEdgeDefaultState() +{ + // GIVEN + auto edge = QShaderGraph::Edge(); + + // THEN + QVERIFY(edge.sourceNodeUuid.isNull()); + QVERIFY(edge.sourcePortName.isEmpty()); + QVERIFY(edge.targetNodeUuid.isNull()); + QVERIFY(edge.targetPortName.isEmpty()); +} + +void tst_QShaderGraph::shouldTestEdgesEquality_data() +{ + QTest::addColumn<QShaderGraph::Edge>("left"); + QTest::addColumn<QShaderGraph::Edge>("right"); + QTest::addColumn<bool>("expected"); + + const auto sourceUuid1 = QUuid::createUuid(); + const auto sourceUuid2 = QUuid::createUuid(); + const auto targetUuid1 = QUuid::createUuid(); + const auto targetUuid2 = QUuid::createUuid(); + + QTest::newRow("Equals") << createEdge(sourceUuid1, "foo", targetUuid1, "bar") + << createEdge(sourceUuid1, "foo", targetUuid1, "bar") + << true; + QTest::newRow("SourceUuid") << createEdge(sourceUuid1, "foo", targetUuid1, "bar") + << createEdge(sourceUuid2, "foo", targetUuid1, "bar") + << false; + QTest::newRow("SourceName") << createEdge(sourceUuid1, "foo", targetUuid1, "bar") + << createEdge(sourceUuid1, "bleh", targetUuid1, "bar") + << false; + QTest::newRow("TargetUuid") << createEdge(sourceUuid1, "foo", targetUuid1, "bar") + << createEdge(sourceUuid1, "foo", targetUuid2, "bar") + << false; + QTest::newRow("TargetName") << createEdge(sourceUuid1, "foo", targetUuid1, "bar") + << createEdge(sourceUuid1, "foo", targetUuid1, "bleh") + << false; +} + +void tst_QShaderGraph::shouldTestEdgesEquality() +{ + // GIVEN + QFETCH(QShaderGraph::Edge, left); + QFETCH(QShaderGraph::Edge, right); + + // WHEN + const auto equal = (left == right); + const auto notEqual = (left != right); + + // THEN + QFETCH(bool, expected); + QCOMPARE(equal, expected); + QCOMPARE(notEqual, !expected); +} + +void tst_QShaderGraph::shouldManipulateStatementMembers() +{ + // GIVEN + auto statement = QShaderGraph::Statement(); + + // THEN (default state) + QVERIFY(statement.inputs.isEmpty()); + QVERIFY(statement.outputs.isEmpty()); + QVERIFY(statement.node.uuid().isNull()); + QVERIFY(statement.uuid().isNull()); + + // WHEN + const auto node = createNode({}); + statement.node = node; + + // THEN + QCOMPARE(statement.uuid(), node.uuid()); + + // WHEN + statement.node = QShaderNode(); + + // THEN + QVERIFY(statement.uuid().isNull()); +} + +void tst_QShaderGraph::shouldTestStatementsEquality_data() +{ + QTest::addColumn<QShaderGraph::Statement>("left"); + QTest::addColumn<QShaderGraph::Statement>("right"); + QTest::addColumn<bool>("expected"); + + const auto node1 = createNode({}); + const auto node2 = createNode({}); + + QTest::newRow("EqualNodes") << createStatement(node1, {1, 2}, {3, 4}) + << createStatement(node1, {1, 2}, {3, 4}) + << true; + QTest::newRow("EqualInvalids") << createStatement(QShaderNode(), {1, 2}, {3, 4}) + << createStatement(QShaderNode(), {1, 2}, {3, 4}) + << true; + QTest::newRow("Nodes") << createStatement(node1, {1, 2}, {3, 4}) + << createStatement(node2, {1, 2}, {3, 4}) + << false; + QTest::newRow("Inputs") << createStatement(node1, {1, 2}, {3, 4}) + << createStatement(node1, {1, 2, 0}, {3, 4}) + << false; + QTest::newRow("Outputs") << createStatement(node1, {1, 2}, {3, 4}) + << createStatement(node1, {1, 2}, {3, 0, 4}) + << false; +} + +void tst_QShaderGraph::shouldTestStatementsEquality() +{ + // GIVEN + QFETCH(QShaderGraph::Statement, left); + QFETCH(QShaderGraph::Statement, right); + + // WHEN + const auto equal = (left == right); + const auto notEqual = (left != right); + + // THEN + QFETCH(bool, expected); + QCOMPARE(equal, expected); + QCOMPARE(notEqual, !expected); +} + +void tst_QShaderGraph::shouldFindIndexFromPortNameInStatements_data() +{ + QTest::addColumn<QShaderGraph::Statement>("statement"); + QTest::addColumn<QString>("portName"); + QTest::addColumn<int>("expectedInputIndex"); + QTest::addColumn<int>("expectedOutputIndex"); + + const auto inputNodeStatement = createStatement(createNode({ + createPort(QShaderNodePort::Output, "input") + })); + const auto outputNodeStatement = createStatement(createNode({ + createPort(QShaderNodePort::Input, "output") + })); + const auto functionNodeStatement = createStatement(createNode({ + createPort(QShaderNodePort::Input, "input1"), + createPort(QShaderNodePort::Output, "output1"), + createPort(QShaderNodePort::Input, "input2"), + createPort(QShaderNodePort::Output, "output2"), + createPort(QShaderNodePort::Output, "output3"), + createPort(QShaderNodePort::Input, "input3") + })); + + QTest::newRow("Invalid") << QShaderGraph::Statement() << "foo" << -1 << -1; + QTest::newRow("InputNodeWrongName") << inputNodeStatement << "foo" << -1 << -1; + QTest::newRow("InputNodeExistingName") << inputNodeStatement << "input" << -1 << 0; + QTest::newRow("OutputNodeWrongName") << outputNodeStatement << "foo" << -1 << -1; + QTest::newRow("OutputNodeExistingName") << outputNodeStatement << "output" << 0 << -1; + QTest::newRow("FunctionNodeWrongName") << functionNodeStatement << "foo" << -1 << -1; + QTest::newRow("FunctionNodeInput1") << functionNodeStatement << "input1" << 0 << -1; + QTest::newRow("FunctionNodeOutput1") << functionNodeStatement << "output1" << -1 << 0; + QTest::newRow("FunctionNodeInput2") << functionNodeStatement << "input2" << 1 << -1; + QTest::newRow("FunctionNodeOutput2") << functionNodeStatement << "output2" << -1 << 1; + QTest::newRow("FunctionNodeInput3") << functionNodeStatement << "input3" << 2 << -1; + QTest::newRow("FunctionNodeOutput3") << functionNodeStatement << "output3" << -1 << 2; +} + +void tst_QShaderGraph::shouldFindIndexFromPortNameInStatements() +{ + // GIVEN + QFETCH(QShaderGraph::Statement, statement); + QFETCH(QString, portName); + QFETCH(int, expectedInputIndex); + QFETCH(int, expectedOutputIndex); + + // WHEN + const auto inputIndex = statement.portIndex(QShaderNodePort::Input, portName); + const auto outputIndex = statement.portIndex(QShaderNodePort::Output, portName); + + // THEN + QCOMPARE(inputIndex, expectedInputIndex); + QCOMPARE(outputIndex, expectedOutputIndex); +} + +void tst_QShaderGraph::shouldManageNodeList() +{ + // GIVEN + const auto node1 = createNode({createPort(QShaderNodePort::Output, "node1")}); + const auto node2 = createNode({createPort(QShaderNodePort::Output, "node2")}); + + auto graph = QShaderGraph(); + + // THEN (default state) + QVERIFY(graph.nodes().isEmpty()); + + // WHEN + graph.addNode(node1); + + // THEN + QCOMPARE(graph.nodes().size(), 1); + QCOMPARE(graph.nodes().at(0).uuid(), node1.uuid()); + QCOMPARE(graph.nodes().at(0).ports().at(0).name, node1.ports().at(0).name); + + // WHEN + graph.addNode(node2); + + // THEN + QCOMPARE(graph.nodes().size(), 2); + QCOMPARE(graph.nodes().at(0).uuid(), node1.uuid()); + QCOMPARE(graph.nodes().at(0).ports().at(0).name, node1.ports().at(0).name); + QCOMPARE(graph.nodes().at(1).uuid(), node2.uuid()); + QCOMPARE(graph.nodes().at(1).ports().at(0).name, node2.ports().at(0).name); + + + // WHEN + graph.removeNode(node2); + + // THEN + QCOMPARE(graph.nodes().size(), 1); + QCOMPARE(graph.nodes().at(0).uuid(), node1.uuid()); + QCOMPARE(graph.nodes().at(0).ports().at(0).name, node1.ports().at(0).name); + + // WHEN + graph.addNode(node2); + + // THEN + QCOMPARE(graph.nodes().size(), 2); + QCOMPARE(graph.nodes().at(0).uuid(), node1.uuid()); + QCOMPARE(graph.nodes().at(0).ports().at(0).name, node1.ports().at(0).name); + QCOMPARE(graph.nodes().at(1).uuid(), node2.uuid()); + QCOMPARE(graph.nodes().at(1).ports().at(0).name, node2.ports().at(0).name); + + // WHEN + const auto node1bis = [node1] { + auto res = node1; + auto port = res.ports().at(0); + port.name = QStringLiteral("node1bis"); + res.addPort(port); + return res; + }(); + graph.addNode(node1bis); + + // THEN + QCOMPARE(graph.nodes().size(), 2); + QCOMPARE(graph.nodes().at(0).uuid(), node2.uuid()); + QCOMPARE(graph.nodes().at(0).ports().at(0).name, node2.ports().at(0).name); + QCOMPARE(graph.nodes().at(1).uuid(), node1bis.uuid()); + QCOMPARE(graph.nodes().at(1).ports().at(0).name, node1bis.ports().at(0).name); +} + +void tst_QShaderGraph::shouldManageEdgeList() +{ + // GIVEN + const auto edge1 = createEdge(QUuid::createUuid(), "foo", QUuid::createUuid(), "bar"); + const auto edge2 = createEdge(QUuid::createUuid(), "baz", QUuid::createUuid(), "boo"); + + auto graph = QShaderGraph(); + + // THEN (default state) + QVERIFY(graph.edges().isEmpty()); + + // WHEN + graph.addEdge(edge1); + + // THEN + QCOMPARE(graph.edges().size(), 1); + QCOMPARE(graph.edges().at(0), edge1); + + // WHEN + graph.addEdge(edge2); + + // THEN + QCOMPARE(graph.edges().size(), 2); + QCOMPARE(graph.edges().at(0), edge1); + QCOMPARE(graph.edges().at(1), edge2); + + + // WHEN + graph.removeEdge(edge2); + + // THEN + QCOMPARE(graph.edges().size(), 1); + QCOMPARE(graph.edges().at(0), edge1); + + // WHEN + graph.addEdge(edge2); + + // THEN + QCOMPARE(graph.edges().size(), 2); + QCOMPARE(graph.edges().at(0), edge1); + QCOMPARE(graph.edges().at(1), edge2); + + // WHEN + graph.addEdge(edge1); + + // THEN + QCOMPARE(graph.edges().size(), 2); + QCOMPARE(graph.edges().at(0), edge1); + QCOMPARE(graph.edges().at(1), edge2); +} + +void tst_QShaderGraph::shouldSerializeGraphForCodeGeneration() +{ + // GIVEN + const auto input1 = createNode({ + createPort(QShaderNodePort::Output, "input1Value") + }); + const auto input2 = createNode({ + createPort(QShaderNodePort::Output, "input2Value") + }); + const auto output1 = createNode({ + createPort(QShaderNodePort::Input, "output1Value") + }); + const auto output2 = createNode({ + createPort(QShaderNodePort::Input, "output2Value") + }); + const auto function1 = createNode({ + createPort(QShaderNodePort::Input, "function1Input"), + createPort(QShaderNodePort::Output, "function1Output") + }); + const auto function2 = createNode({ + createPort(QShaderNodePort::Input, "function2Input1"), + createPort(QShaderNodePort::Input, "function2Input2"), + createPort(QShaderNodePort::Output, "function2Output") + }); + const auto function3 = createNode({ + createPort(QShaderNodePort::Input, "function3Input1"), + createPort(QShaderNodePort::Input, "function3Input2"), + createPort(QShaderNodePort::Output, "function3Output1"), + createPort(QShaderNodePort::Output, "function3Output2") + }); + + const auto graph = [=] { + auto res = QShaderGraph(); + res.addNode(input1); + res.addNode(input2); + res.addNode(output1); + res.addNode(output2); + res.addNode(function1); + res.addNode(function2); + res.addNode(function3); + res.addEdge(createEdge(input1.uuid(), "input1Value", function1.uuid(), "function1Input")); + res.addEdge(createEdge(input1.uuid(), "input1Value", function2.uuid(), "function2Input1")); + res.addEdge(createEdge(input2.uuid(), "input2Value", function2.uuid(), "function2Input2")); + res.addEdge(createEdge(function1.uuid(), "function1Output", function3.uuid(), "function3Input1")); + res.addEdge(createEdge(function2.uuid(), "function2Output", function3.uuid(), "function3Input2")); + res.addEdge(createEdge(function3.uuid(), "function3Output1", output1.uuid(), "output1Value")); + res.addEdge(createEdge(function3.uuid(), "function3Output2", output2.uuid(), "output2Value")); + return res; + }(); + + // WHEN + const auto statements = graph.createStatements(); + + // THEN + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(input2, {}, {1}) + << createStatement(input1, {}, {0}) + << createStatement(function2, {0, 1}, {3}) + << createStatement(function1, {0}, {2}) + << createStatement(function3, {2, 3}, {4, 5}) + << createStatement(output2, {5}, {}) + << createStatement(output1, {4}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); +} + +void tst_QShaderGraph::shouldHandleUnboundPortsDuringGraphSerialization() +{ + // GIVEN + const auto input = createNode({ + createPort(QShaderNodePort::Output, "input") + }); + const auto unboundInput = createNode({ + createPort(QShaderNodePort::Output, "unbound") + }); + const auto output = createNode({ + createPort(QShaderNodePort::Input, "output") + }); + const auto unboundOutput = createNode({ + createPort(QShaderNodePort::Input, "unbound") + }); + const auto function = createNode({ + createPort(QShaderNodePort::Input, "functionInput1"), + createPort(QShaderNodePort::Input, "functionInput2"), + createPort(QShaderNodePort::Input, "functionInput3"), + createPort(QShaderNodePort::Output, "functionOutput1"), + createPort(QShaderNodePort::Output, "functionOutput2"), + createPort(QShaderNodePort::Output, "functionOutput3") + }); + + const auto graph = [=] { + auto res = QShaderGraph(); + res.addNode(input); + res.addNode(unboundInput); + res.addNode(output); + res.addNode(unboundOutput); + res.addNode(function); + res.addEdge(createEdge(input.uuid(), "input", function.uuid(), "functionInput2")); + res.addEdge(createEdge(function.uuid(), "functionOutput2", output.uuid(), "output")); + return res; + }(); + + // WHEN + const auto statements = graph.createStatements(); + + // THEN + // Note that no edge leads to the unbound input + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(input, {}, {0}) + << createStatement(function, {-1, 0, -1}, {2, 3, 4}) + << createStatement(unboundOutput, {-1}, {}) + << createStatement(output, {3}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); +} + +void tst_QShaderGraph::shouldSurviveCyclesDuringGraphSerialization() +{ + // GIVEN + const auto input = createNode({ + createPort(QShaderNodePort::Output, "input") + }); + const auto output = createNode({ + createPort(QShaderNodePort::Input, "output") + }); + const auto function1 = createNode({ + createPort(QShaderNodePort::Input, "function1Input1"), + createPort(QShaderNodePort::Input, "function1Input2"), + createPort(QShaderNodePort::Output, "function1Output") + }); + const auto function2 = createNode({ + createPort(QShaderNodePort::Input, "function2Input"), + createPort(QShaderNodePort::Output, "function2Output") + }); + const auto function3 = createNode({ + createPort(QShaderNodePort::Input, "function3Input"), + createPort(QShaderNodePort::Output, "function3Output") + }); + + const auto graph = [=] { + auto res = QShaderGraph(); + res.addNode(input); + res.addNode(output); + res.addNode(function1); + res.addNode(function2); + res.addNode(function3); + res.addEdge(createEdge(input.uuid(), "input", function1.uuid(), "function1Input1")); + res.addEdge(createEdge(function1.uuid(), "function1Output", function2.uuid(), "function2Input")); + res.addEdge(createEdge(function2.uuid(), "function2Output", function3.uuid(), "function3Input")); + res.addEdge(createEdge(function3.uuid(), "function3Output", function1.uuid(), "function1Input2")); + res.addEdge(createEdge(function2.uuid(), "function2Output", output.uuid(), "output")); + return res; + }(); + + // WHEN + const auto statements = graph.createStatements(); + + // THEN + // Obviously will lead to a compile failure later on since it cuts everything beyond the cycle + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(output, {2}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); +} + +void tst_QShaderGraph::shouldDealWithEdgesJumpingOverLayers() +{ + // GIVEN + const auto worldPosition = createNode({ + createPort(QShaderNodePort::Output, "worldPosition") + }); + const auto texture = createNode({ + createPort(QShaderNodePort::Output, "texture") + }); + const auto texCoord = createNode({ + createPort(QShaderNodePort::Output, "texCoord") + }); + const auto lightIntensity = createNode({ + createPort(QShaderNodePort::Output, "lightIntensity") + }); + const auto exposure = createNode({ + createPort(QShaderNodePort::Output, "exposure") + }); + const auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + const auto sampleTexture = createNode({ + createPort(QShaderNodePort::Input, "sampler"), + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "color") + }); + const auto lightFunction = createNode({ + createPort(QShaderNodePort::Input, "baseColor"), + createPort(QShaderNodePort::Input, "position"), + createPort(QShaderNodePort::Input, "lightIntensity"), + createPort(QShaderNodePort::Output, "outputColor") + }); + const auto exposureFunction = createNode({ + createPort(QShaderNodePort::Input, "inputColor"), + createPort(QShaderNodePort::Input, "exposure"), + createPort(QShaderNodePort::Output, "outputColor") + }); + + const auto graph = [=] { + auto res = QShaderGraph(); + + res.addNode(worldPosition); + res.addNode(texture); + res.addNode(texCoord); + res.addNode(lightIntensity); + res.addNode(exposure); + res.addNode(fragColor); + res.addNode(sampleTexture); + res.addNode(lightFunction); + res.addNode(exposureFunction); + + res.addEdge(createEdge(texture.uuid(), "texture", sampleTexture.uuid(), "sampler")); + res.addEdge(createEdge(texCoord.uuid(), "texCoord", sampleTexture.uuid(), "coord")); + + res.addEdge(createEdge(worldPosition.uuid(), "worldPosition", lightFunction.uuid(), "position")); + res.addEdge(createEdge(sampleTexture.uuid(), "color", lightFunction.uuid(), "baseColor")); + res.addEdge(createEdge(lightIntensity.uuid(), "lightIntensity", lightFunction.uuid(), "lightIntensity")); + + res.addEdge(createEdge(lightFunction.uuid(), "outputColor", exposureFunction.uuid(), "inputColor")); + res.addEdge(createEdge(exposure.uuid(), "exposure", exposureFunction.uuid(), "exposure")); + + res.addEdge(createEdge(exposureFunction.uuid(), "outputColor", fragColor.uuid(), "fragColor")); + + return res; + }(); + + // WHEN + const auto statements = graph.createStatements(); + + // THEN + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(texCoord, {}, {2}) + << createStatement(texture, {}, {1}) + << createStatement(lightIntensity, {}, {3}) + << createStatement(sampleTexture, {1, 2}, {5}) + << createStatement(worldPosition, {}, {0}) + << createStatement(exposure, {}, {4}) + << createStatement(lightFunction, {5, 0, 3}, {6}) + << createStatement(exposureFunction, {6, 4}, {7}) + << createStatement(fragColor, {7}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); +} + +void tst_QShaderGraph::shouldGenerateDifferentStatementsDependingOnActiveLayers() +{ + // GIVEN + const auto texCoord = createNode({ + createPort(QShaderNodePort::Output, "texCoord") + }, { + "diffuseTexture", + "normalTexture" + }); + const auto diffuseUniform = createNode({ + createPort(QShaderNodePort::Output, "color") + }, {"diffuseUniform"}); + const auto diffuseTexture = createNode({ + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "color") + }, {"diffuseTexture"}); + const auto normalUniform = createNode({ + createPort(QShaderNodePort::Output, "normal") + }, {"normalUniform"}); + const auto normalTexture = createNode({ + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "normal") + }, {"normalTexture"}); + const auto lightFunction = createNode({ + createPort(QShaderNodePort::Input, "color"), + createPort(QShaderNodePort::Input, "normal"), + createPort(QShaderNodePort::Output, "output") + }); + const auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + + const auto graph = [=] { + auto res = QShaderGraph(); + + res.addNode(texCoord); + res.addNode(diffuseUniform); + res.addNode(diffuseTexture); + res.addNode(normalUniform); + res.addNode(normalTexture); + res.addNode(lightFunction); + res.addNode(fragColor); + + res.addEdge(createEdge(diffuseUniform.uuid(), "color", lightFunction.uuid(), "color", {"diffuseUniform"})); + res.addEdge(createEdge(texCoord.uuid(), "texCoord", diffuseTexture.uuid(), "coord", {"diffuseTexture"})); + res.addEdge(createEdge(diffuseTexture.uuid(), "color", lightFunction.uuid(), "color", {"diffuseTexture"})); + + res.addEdge(createEdge(normalUniform.uuid(), "normal", lightFunction.uuid(), "normal", {"normalUniform"})); + res.addEdge(createEdge(texCoord.uuid(), "texCoord", normalTexture.uuid(), "coord", {"normalTexture"})); + res.addEdge(createEdge(normalTexture.uuid(), "normal", lightFunction.uuid(), "normal", {"normalTexture"})); + + res.addEdge(createEdge(lightFunction.uuid(), "output", fragColor.uuid(), "fragColor")); + + return res; + }(); + + { + // WHEN + const auto statements = graph.createStatements({"diffuseUniform", "normalUniform"}); + + // THEN + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(normalUniform, {}, {1}) + << createStatement(diffuseUniform, {}, {0}) + << createStatement(lightFunction, {0, 1}, {2}) + << createStatement(fragColor, {2}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); + } + + { + // WHEN + const auto statements = graph.createStatements({"diffuseUniform", "normalTexture"}); + + // THEN + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(texCoord, {}, {0}) + << createStatement(normalTexture, {0}, {2}) + << createStatement(diffuseUniform, {}, {1}) + << createStatement(lightFunction, {1, 2}, {3}) + << createStatement(fragColor, {3}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); + } + + { + // WHEN + const auto statements = graph.createStatements({"diffuseTexture", "normalUniform"}); + + // THEN + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(texCoord, {}, {0}) + << createStatement(normalUniform, {}, {2}) + << createStatement(diffuseTexture, {0}, {1}) + << createStatement(lightFunction, {1, 2}, {3}) + << createStatement(fragColor, {3}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); + } + + { + // WHEN + const auto statements = graph.createStatements({"diffuseTexture", "normalTexture"}); + + // THEN + const auto expected = QVector<QShaderGraph::Statement>() + << createStatement(texCoord, {}, {0}) + << createStatement(normalTexture, {0}, {2}) + << createStatement(diffuseTexture, {0}, {1}) + << createStatement(lightFunction, {1, 2}, {3}) + << createStatement(fragColor, {3}, {}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); + } +} + +QTEST_MAIN(tst_QShaderGraph) + +#include "tst_qshadergraph.moc" diff --git a/tests/auto/gui/util/qshadergraphloader/qshadergraphloader.pro b/tests/auto/gui/util/qshadergraphloader/qshadergraphloader.pro new file mode 100644 index 0000000000..e80a93f9e8 --- /dev/null +++ b/tests/auto/gui/util/qshadergraphloader/qshadergraphloader.pro @@ -0,0 +1,5 @@ +CONFIG += testcase +QT += testlib gui-private + +SOURCES += tst_qshadergraphloader.cpp +TARGET = tst_qshadergraphloader diff --git a/tests/auto/gui/util/qshadergraphloader/tst_qshadergraphloader.cpp b/tests/auto/gui/util/qshadergraphloader/tst_qshadergraphloader.cpp new file mode 100644 index 0000000000..761e03a195 --- /dev/null +++ b/tests/auto/gui/util/qshadergraphloader/tst_qshadergraphloader.cpp @@ -0,0 +1,625 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). +** 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 <QtCore/qbuffer.h> + +#include <QtGui/private/qshadergraphloader_p.h> +#include <QtGui/private/qshaderlanguage_p.h> + +using QBufferPointer = QSharedPointer<QBuffer>; +Q_DECLARE_METATYPE(QBufferPointer); + +using PrototypeHash = QHash<QString, QShaderNode>; +Q_DECLARE_METATYPE(PrototypeHash); + +namespace +{ + QBufferPointer createBuffer(const QByteArray &data, QIODevice::OpenMode openMode = QIODevice::ReadOnly) + { + auto buffer = QBufferPointer::create(); + buffer->setData(data); + if (openMode != QIODevice::NotOpen) + buffer->open(openMode); + return buffer; + } + + QShaderFormat createFormat(QShaderFormat::Api api, int majorVersion, int minorVersion) + { + auto format = QShaderFormat(); + format.setApi(api); + format.setVersion(QVersionNumber(majorVersion, minorVersion)); + return format; + } + + QShaderNodePort createPort(QShaderNodePort::Direction portDirection, const QString &portName) + { + auto port = QShaderNodePort(); + port.direction = portDirection; + port.name = portName; + return port; + } + + QShaderNode createNode(const QVector<QShaderNodePort> &ports, const QStringList &layers = QStringList()) + { + auto node = QShaderNode(); + node.setUuid(QUuid::createUuid()); + node.setLayers(layers); + for (const auto &port : ports) + node.addPort(port); + return node; + } + + QShaderGraph::Edge createEdge(const QUuid &sourceUuid, const QString &sourceName, + const QUuid &targetUuid, const QString &targetName, + const QStringList &layers = QStringList()) + { + auto edge = QShaderGraph::Edge(); + edge.sourceNodeUuid = sourceUuid; + edge.sourcePortName = sourceName; + edge.targetNodeUuid = targetUuid; + edge.targetPortName = targetName; + edge.layers = layers; + return edge; + } + + QShaderGraph createGraph() + { + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + + auto graph = QShaderGraph(); + + auto worldPosition = createNode({ + createPort(QShaderNodePort::Output, "value") + }); + worldPosition.setUuid(QUuid("{00000000-0000-0000-0000-000000000001}")); + worldPosition.setParameter("name", "worldPosition"); + worldPosition.setParameter("qualifier", QVariant::fromValue<QShaderLanguage::StorageQualifier>(QShaderLanguage::Input)); + worldPosition.setParameter("type", QVariant::fromValue<QShaderLanguage::VariableType>(QShaderLanguage::Vec3)); + worldPosition.addRule(openGLES2, QShaderNode::Rule("highp $type $value = $name;", + QByteArrayList() << "$qualifier highp $type $name;")); + worldPosition.addRule(openGL3, QShaderNode::Rule("$type $value = $name;", + QByteArrayList() << "$qualifier $type $name;")); + + auto texture = createNode({ + createPort(QShaderNodePort::Output, "texture") + }); + texture.setUuid(QUuid("{00000000-0000-0000-0000-000000000002}")); + texture.addRule(openGLES2, QShaderNode::Rule("sampler2D $texture = texture;", + QByteArrayList() << "uniform sampler2D texture;")); + texture.addRule(openGL3, QShaderNode::Rule("sampler2D $texture = texture;", + QByteArrayList() << "uniform sampler2D texture;")); + + auto texCoord = createNode({ + createPort(QShaderNodePort::Output, "texCoord") + }); + texCoord.setUuid(QUuid("{00000000-0000-0000-0000-000000000003}")); + texCoord.addRule(openGLES2, QShaderNode::Rule("highp vec2 $texCoord = texCoord;", + QByteArrayList() << "varying highp vec2 texCoord;")); + texCoord.addRule(openGL3, QShaderNode::Rule("vec2 $texCoord = texCoord;", + QByteArrayList() << "in vec2 texCoord;")); + + auto lightIntensity = createNode({ + createPort(QShaderNodePort::Output, "value") + }); + lightIntensity.setUuid(QUuid("{00000000-0000-0000-0000-000000000004}")); + lightIntensity.setParameter("name", "defaultName"); + lightIntensity.setParameter("qualifier", QVariant::fromValue<QShaderLanguage::StorageQualifier>(QShaderLanguage::Uniform)); + lightIntensity.setParameter("type", QVariant::fromValue<QShaderLanguage::VariableType>(QShaderLanguage::Float)); + lightIntensity.addRule(openGLES2, QShaderNode::Rule("highp $type $value = $name;", + QByteArrayList() << "$qualifier highp $type $name;")); + lightIntensity.addRule(openGL3, QShaderNode::Rule("$type $value = $name;", + QByteArrayList() << "$qualifier $type $name;")); + + auto exposure = createNode({ + createPort(QShaderNodePort::Output, "exposure") + }); + exposure.setUuid(QUuid("{00000000-0000-0000-0000-000000000005}")); + exposure.addRule(openGLES2, QShaderNode::Rule("highp float $exposure = exposure;", + QByteArrayList() << "uniform highp float exposure;")); + exposure.addRule(openGL3, QShaderNode::Rule("float $exposure = exposure;", + QByteArrayList() << "uniform float exposure;")); + + auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + fragColor.setUuid(QUuid("{00000000-0000-0000-0000-000000000006}")); + fragColor.addRule(openGLES2, QShaderNode::Rule("gl_fragColor = $fragColor;")); + fragColor.addRule(openGL3, QShaderNode::Rule("fragColor = $fragColor;", + QByteArrayList() << "out vec4 fragColor;")); + + auto sampleTexture = createNode({ + createPort(QShaderNodePort::Input, "sampler"), + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "color") + }); + sampleTexture.setUuid(QUuid("{00000000-0000-0000-0000-000000000007}")); + sampleTexture.addRule(openGLES2, QShaderNode::Rule("highp vec4 $color = texture2D($sampler, $coord);")); + sampleTexture.addRule(openGL3, QShaderNode::Rule("vec4 $color = texture2D($sampler, $coord);")); + + auto lightFunction = createNode({ + createPort(QShaderNodePort::Input, "baseColor"), + createPort(QShaderNodePort::Input, "position"), + createPort(QShaderNodePort::Input, "lightIntensity"), + createPort(QShaderNodePort::Output, "outputColor") + }); + lightFunction.setUuid(QUuid("{00000000-0000-0000-0000-000000000008}")); + lightFunction.addRule(openGLES2, QShaderNode::Rule("highp vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include es2/lightmodel.frag.inc")); + lightFunction.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include gl3/lightmodel.frag.inc")); + + auto exposureFunction = createNode({ + createPort(QShaderNodePort::Input, "inputColor"), + createPort(QShaderNodePort::Input, "exposure"), + createPort(QShaderNodePort::Output, "outputColor") + }); + exposureFunction.setUuid(QUuid("{00000000-0000-0000-0000-000000000009}")); + exposureFunction.addRule(openGLES2, QShaderNode::Rule("highp vec4 $outputColor = $inputColor * pow(2.0, $exposure);")); + exposureFunction.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = $inputColor * pow(2.0, $exposure);")); + + graph.addNode(worldPosition); + graph.addNode(texture); + graph.addNode(texCoord); + graph.addNode(lightIntensity); + graph.addNode(exposure); + graph.addNode(fragColor); + graph.addNode(sampleTexture); + graph.addNode(lightFunction); + graph.addNode(exposureFunction); + + graph.addEdge(createEdge(texture.uuid(), "texture", sampleTexture.uuid(), "sampler")); + graph.addEdge(createEdge(texCoord.uuid(), "texCoord", sampleTexture.uuid(), "coord")); + + graph.addEdge(createEdge(worldPosition.uuid(), "value", lightFunction.uuid(), "position")); + graph.addEdge(createEdge(sampleTexture.uuid(), "color", lightFunction.uuid(), "baseColor")); + graph.addEdge(createEdge(lightIntensity.uuid(), "value", lightFunction.uuid(), "lightIntensity")); + + graph.addEdge(createEdge(lightFunction.uuid(), "outputColor", exposureFunction.uuid(), "inputColor")); + graph.addEdge(createEdge(exposure.uuid(), "exposure", exposureFunction.uuid(), "exposure")); + + graph.addEdge(createEdge(exposureFunction.uuid(), "outputColor", fragColor.uuid(), "fragColor")); + + return graph; + } + + void debugStatement(const QString &prefix, const QShaderGraph::Statement &statement) + { + qDebug() << prefix << statement.inputs << statement.uuid().toString() << statement.outputs; + } + + void dumpStatementsIfNeeded(const QVector<QShaderGraph::Statement> &statements, const QVector<QShaderGraph::Statement> &expected) + { + if (statements != expected) { + for (int i = 0; i < qMax(statements.size(), expected.size()); i++) { + qDebug() << "----" << i << "----"; + if (i < statements.size()) + debugStatement("A:", statements.at(i)); + if (i < expected.size()) + debugStatement("E:", expected.at(i)); + qDebug() << "-----------"; + } + } + } +} + +class tst_QShaderGraphLoader : public QObject +{ + Q_OBJECT +private slots: + void shouldManipulateLoaderMembers(); + void shouldLoadFromJsonStream_data(); + void shouldLoadFromJsonStream(); +}; + +void tst_QShaderGraphLoader::shouldManipulateLoaderMembers() +{ + // GIVEN + auto loader = QShaderGraphLoader(); + + // THEN (default state) + QCOMPARE(loader.status(), QShaderGraphLoader::Null); + QVERIFY(!loader.device()); + QVERIFY(loader.graph().nodes().isEmpty()); + QVERIFY(loader.graph().edges().isEmpty()); + QVERIFY(loader.prototypes().isEmpty()); + + // WHEN + auto device1 = createBuffer(QByteArray("..........."), QIODevice::NotOpen); + loader.setDevice(device1.data()); + + // THEN + QCOMPARE(loader.status(), QShaderGraphLoader::Error); + QCOMPARE(loader.device(), device1.data()); + QVERIFY(loader.graph().nodes().isEmpty()); + QVERIFY(loader.graph().edges().isEmpty()); + + // WHEN + auto device2 = createBuffer(QByteArray("..........."), QIODevice::ReadOnly); + loader.setDevice(device2.data()); + + // THEN + QCOMPARE(loader.status(), QShaderGraphLoader::Waiting); + QCOMPARE(loader.device(), device2.data()); + QVERIFY(loader.graph().nodes().isEmpty()); + QVERIFY(loader.graph().edges().isEmpty()); + + + // WHEN + const auto prototypes = [this]{ + auto res = QHash<QString, QShaderNode>(); + res.insert("foo", createNode({})); + return res; + }(); + loader.setPrototypes(prototypes); + + // THEN + QCOMPARE(loader.prototypes().size(), prototypes.size()); + QVERIFY(loader.prototypes().contains("foo")); + QCOMPARE(loader.prototypes().value("foo").uuid(), prototypes.value("foo").uuid()); +} + +void tst_QShaderGraphLoader::shouldLoadFromJsonStream_data() +{ + QTest::addColumn<QBufferPointer>("device"); + QTest::addColumn<PrototypeHash>("prototypes"); + QTest::addColumn<QShaderGraph>("graph"); + QTest::addColumn<QShaderGraphLoader::Status>("status"); + + QTest::newRow("empty") << createBuffer("", QIODevice::ReadOnly) << PrototypeHash() + << QShaderGraph() << QShaderGraphLoader::Error; + + const auto smallJson = "{" + " \"nodes\": [" + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000001}\"," + " \"type\": \"MyInput\"," + " \"layers\": [\"foo\", \"bar\"]" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000002}\"," + " \"type\": \"MyOutput\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000003}\"," + " \"type\": \"MyFunction\"" + " }" + " ]," + " \"edges\": [" + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000001}\"," + " \"sourcePort\": \"input\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000003}\"," + " \"targetPort\": \"functionInput\"," + " \"layers\": [\"bar\", \"baz\"]" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000003}\"," + " \"sourcePort\": \"functionOutput\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000002}\"," + " \"targetPort\": \"output\"" + " }" + " ]" + "}"; + + const auto smallProtos = [this]{ + auto protos = PrototypeHash(); + + auto input = createNode({ + createPort(QShaderNodePort::Output, "input") + }); + protos.insert("MyInput", input); + + auto output = createNode({ + createPort(QShaderNodePort::Input, "output") + }); + protos.insert("MyOutput", output); + + auto function = createNode({ + createPort(QShaderNodePort::Input, "functionInput"), + createPort(QShaderNodePort::Output, "functionOutput") + }); + protos.insert("MyFunction", function); + return protos; + }(); + + const auto smallGraph = [this]{ + auto graph = QShaderGraph(); + + auto input = createNode({ + createPort(QShaderNodePort::Output, "input") + }, {"foo", "bar"}); + input.setUuid(QUuid("{00000000-0000-0000-0000-000000000001}")); + auto output = createNode({ + createPort(QShaderNodePort::Input, "output") + }); + output.setUuid(QUuid("{00000000-0000-0000-0000-000000000002}")); + auto function = createNode({ + createPort(QShaderNodePort::Input, "functionInput"), + createPort(QShaderNodePort::Output, "functionOutput") + }); + function.setUuid(QUuid("{00000000-0000-0000-0000-000000000003}")); + + graph.addNode(input); + graph.addNode(output); + graph.addNode(function); + graph.addEdge(createEdge(input.uuid(), "input", function.uuid(), "functionInput", {"bar", "baz"})); + graph.addEdge(createEdge(function.uuid(), "functionOutput", output.uuid(), "output")); + + return graph; + }(); + + QTest::newRow("TwoNodesOneEdge") << createBuffer(smallJson) << smallProtos << smallGraph << QShaderGraphLoader::Ready; + QTest::newRow("NotOpen") << createBuffer(smallJson, QIODevice::NotOpen) << smallProtos << QShaderGraph() << QShaderGraphLoader::Error; + QTest::newRow("NoPrototype") << createBuffer(smallJson) << PrototypeHash() << QShaderGraph() << QShaderGraphLoader::Error; + + const auto complexJson = "{" + " \"nodes\": [" + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000001}\"," + " \"type\": \"inputValue\"," + " \"parameters\": {" + " \"name\": \"worldPosition\"," + " \"qualifier\": {" + " \"type\": \"QShaderLanguage::StorageQualifier\"," + " \"value\": \"QShaderLanguage::Input\"" + " }," + " \"type\": {" + " \"type\": \"QShaderLanguage::VariableType\"," + " \"value\": \"QShaderLanguage::Vec3\"" + " }" + " }" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000002}\"," + " \"type\": \"texture\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000003}\"," + " \"type\": \"texCoord\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000004}\"," + " \"type\": \"inputValue\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000005}\"," + " \"type\": \"exposure\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000006}\"," + " \"type\": \"fragColor\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000007}\"," + " \"type\": \"sampleTexture\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000008}\"," + " \"type\": \"lightModel\"" + " }," + " {" + " \"uuid\": \"{00000000-0000-0000-0000-000000000009}\"," + " \"type\": \"exposureFunction\"" + " }" + " ]," + " \"edges\": [" + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000002}\"," + " \"sourcePort\": \"texture\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000007}\"," + " \"targetPort\": \"sampler\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000003}\"," + " \"sourcePort\": \"texCoord\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000007}\"," + " \"targetPort\": \"coord\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000001}\"," + " \"sourcePort\": \"value\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000008}\"," + " \"targetPort\": \"position\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000007}\"," + " \"sourcePort\": \"color\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000008}\"," + " \"targetPort\": \"baseColor\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000004}\"," + " \"sourcePort\": \"value\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000008}\"," + " \"targetPort\": \"lightIntensity\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000008}\"," + " \"sourcePort\": \"outputColor\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000009}\"," + " \"targetPort\": \"inputColor\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000005}\"," + " \"sourcePort\": \"exposure\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000009}\"," + " \"targetPort\": \"exposure\"" + " }," + " {" + " \"sourceUuid\": \"{00000000-0000-0000-0000-000000000009}\"," + " \"sourcePort\": \"outputColor\"," + " \"targetUuid\": \"{00000000-0000-0000-0000-000000000006}\"," + " \"targetPort\": \"fragColor\"" + " }" + " ]" + "}"; + + const auto complexProtos = [this]{ + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + + auto protos = PrototypeHash(); + + auto inputValue = createNode({ + createPort(QShaderNodePort::Output, "value") + }); + inputValue.setParameter("name", "defaultName"); + inputValue.setParameter("qualifier", QVariant::fromValue<QShaderLanguage::StorageQualifier>(QShaderLanguage::Uniform)); + inputValue.setParameter("type", QVariant::fromValue<QShaderLanguage::VariableType>(QShaderLanguage::Float)); + inputValue.addRule(openGLES2, QShaderNode::Rule("highp $type $value = $name;", + QByteArrayList() << "$qualifier highp $type $name;")); + inputValue.addRule(openGL3, QShaderNode::Rule("$type $value = $name;", + QByteArrayList() << "$qualifier $type $name;")); + protos.insert("inputValue", inputValue); + + auto texture = createNode({ + createPort(QShaderNodePort::Output, "texture") + }); + texture.addRule(openGLES2, QShaderNode::Rule("sampler2D $texture = texture;", + QByteArrayList() << "uniform sampler2D texture;")); + texture.addRule(openGL3, QShaderNode::Rule("sampler2D $texture = texture;", + QByteArrayList() << "uniform sampler2D texture;")); + protos.insert("texture", texture); + + auto texCoord = createNode({ + createPort(QShaderNodePort::Output, "texCoord") + }); + texCoord.addRule(openGLES2, QShaderNode::Rule("highp vec2 $texCoord = texCoord;", + QByteArrayList() << "varying highp vec2 texCoord;")); + texCoord.addRule(openGL3, QShaderNode::Rule("vec2 $texCoord = texCoord;", + QByteArrayList() << "in vec2 texCoord;")); + protos.insert("texCoord", texCoord); + + auto exposure = createNode({ + createPort(QShaderNodePort::Output, "exposure") + }); + exposure.addRule(openGLES2, QShaderNode::Rule("highp float $exposure = exposure;", + QByteArrayList() << "uniform highp float exposure;")); + exposure.addRule(openGL3, QShaderNode::Rule("float $exposure = exposure;", + QByteArrayList() << "uniform float exposure;")); + protos.insert("exposure", exposure); + + auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + fragColor.addRule(openGLES2, QShaderNode::Rule("gl_fragColor = $fragColor;")); + fragColor.addRule(openGL3, QShaderNode::Rule("fragColor = $fragColor;", + QByteArrayList() << "out vec4 fragColor;")); + protos.insert("fragColor", fragColor); + + auto sampleTexture = createNode({ + createPort(QShaderNodePort::Input, "sampler"), + createPort(QShaderNodePort::Input, "coord"), + createPort(QShaderNodePort::Output, "color") + }); + sampleTexture.addRule(openGLES2, QShaderNode::Rule("highp vec4 $color = texture2D($sampler, $coord);")); + sampleTexture.addRule(openGL3, QShaderNode::Rule("vec4 $color = texture2D($sampler, $coord);")); + protos.insert("sampleTexture", sampleTexture); + + auto lightModel = createNode({ + createPort(QShaderNodePort::Input, "baseColor"), + createPort(QShaderNodePort::Input, "position"), + createPort(QShaderNodePort::Input, "lightIntensity"), + createPort(QShaderNodePort::Output, "outputColor") + }); + lightModel.addRule(openGLES2, QShaderNode::Rule("highp vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include es2/lightmodel.frag.inc")); + lightModel.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include gl3/lightmodel.frag.inc")); + protos.insert("lightModel", lightModel); + + auto exposureFunction = createNode({ + createPort(QShaderNodePort::Input, "inputColor"), + createPort(QShaderNodePort::Input, "exposure"), + createPort(QShaderNodePort::Output, "outputColor") + }); + exposureFunction.addRule(openGLES2, QShaderNode::Rule("highp vec4 $outputColor = $inputColor * pow(2.0, $exposure);")); + exposureFunction.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = $inputColor * pow(2.0, $exposure);")); + protos.insert("exposureFunction", exposureFunction); + + return protos; + }(); + + const auto complexGraph = createGraph(); + + QTest::newRow("ComplexGraph") << createBuffer(complexJson) << complexProtos << complexGraph << QShaderGraphLoader::Ready; +} + +void tst_QShaderGraphLoader::shouldLoadFromJsonStream() +{ + // GIVEN + QFETCH(QBufferPointer, device); + QFETCH(PrototypeHash, prototypes); + + auto loader = QShaderGraphLoader(); + + // WHEN + loader.setPrototypes(prototypes); + loader.setDevice(device.data()); + loader.load(); + + // THEN + QFETCH(QShaderGraphLoader::Status, status); + QCOMPARE(loader.status(), status); + + QFETCH(QShaderGraph, graph); + const auto statements = loader.graph().createStatements({"foo", "bar", "baz"}); + const auto expected = graph.createStatements({"foo", "bar", "baz"}); + dumpStatementsIfNeeded(statements, expected); + QCOMPARE(statements, expected); + + const auto sortedParameters = [](const QShaderNode &node) { + auto res = node.parameterNames(); + res.sort(); + return res; + }; + + for (int i = 0; i < statements.size(); i++) { + const auto actualNode = statements.at(i).node; + const auto expectedNode = expected.at(i).node; + + QCOMPARE(actualNode.layers(), expectedNode.layers()); + QCOMPARE(actualNode.ports(), expectedNode.ports()); + QCOMPARE(sortedParameters(actualNode), sortedParameters(expectedNode)); + for (const auto &name : expectedNode.parameterNames()) { + QCOMPARE(actualNode.parameter(name), expectedNode.parameter(name)); + } + QCOMPARE(actualNode.availableFormats(), expectedNode.availableFormats()); + for (const auto &format : expectedNode.availableFormats()) { + QCOMPARE(actualNode.rule(format), expectedNode.rule(format)); + } + } +} + +QTEST_MAIN(tst_QShaderGraphLoader) + +#include "tst_qshadergraphloader.moc" diff --git a/tests/auto/gui/util/qshadernodes/qshadernodes.pro b/tests/auto/gui/util/qshadernodes/qshadernodes.pro new file mode 100644 index 0000000000..5ab8b73a51 --- /dev/null +++ b/tests/auto/gui/util/qshadernodes/qshadernodes.pro @@ -0,0 +1,5 @@ +CONFIG += testcase +QT += testlib gui-private + +SOURCES += tst_qshadernodes.cpp +TARGET = tst_qshadernodes diff --git a/tests/auto/gui/util/qshadernodes/tst_qshadernodes.cpp b/tests/auto/gui/util/qshadernodes/tst_qshadernodes.cpp new file mode 100644 index 0000000000..9eb738a1b2 --- /dev/null +++ b/tests/auto/gui/util/qshadernodes/tst_qshadernodes.cpp @@ -0,0 +1,548 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). +** 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 <QtGui/private/qshaderformat_p.h> +#include <QtGui/private/qshadernode_p.h> +#include <QtGui/private/qshadernodeport_p.h> + +namespace +{ + QShaderFormat createFormat(QShaderFormat::Api api, int majorVersion, int minorVersion, + const QStringList &extensions = QStringList(), + const QString &vendor = QString()) + { + auto format = QShaderFormat(); + format.setApi(api); + format.setVersion(QVersionNumber(majorVersion, minorVersion)); + format.setExtensions(extensions); + format.setVendor(vendor); + return format; + } + + QShaderNodePort createPort(QShaderNodePort::Direction direction, const QString &name) + { + auto port = QShaderNodePort(); + port.direction = direction; + port.name = name; + return port; + } +} + +class tst_QShaderNodes : public QObject +{ + Q_OBJECT +private slots: + void shouldManipulateFormatMembers(); + void shouldVerifyFormatsEquality_data(); + void shouldVerifyFormatsEquality(); + void shouldVerifyFormatsCompatibilities_data(); + void shouldVerifyFormatsCompatibilities(); + + void shouldHaveDefaultPortState(); + void shouldVerifyPortsEquality_data(); + void shouldVerifyPortsEquality(); + + void shouldManipulateNodeMembers(); + void shouldHandleNodeRulesSupportAndOrder(); +}; + +void tst_QShaderNodes::shouldManipulateFormatMembers() +{ + // GIVEN + auto format = QShaderFormat(); + + // THEN (default state) + QCOMPARE(format.api(), QShaderFormat::NoApi); + QCOMPARE(format.version().majorVersion(), 0); + QCOMPARE(format.version().minorVersion(), 0); + QCOMPARE(format.extensions(), QStringList()); + QCOMPARE(format.vendor(), QString()); + QVERIFY(!format.isValid()); + + // WHEN + format.setApi(QShaderFormat::OpenGLES); + + // THEN + QCOMPARE(format.api(), QShaderFormat::OpenGLES); + QCOMPARE(format.version().majorVersion(), 0); + QCOMPARE(format.version().minorVersion(), 0); + QCOMPARE(format.extensions(), QStringList()); + QCOMPARE(format.vendor(), QString()); + QVERIFY(!format.isValid()); + + // WHEN + format.setVersion(QVersionNumber(3)); + + // THEN + QCOMPARE(format.api(), QShaderFormat::OpenGLES); + QCOMPARE(format.version().majorVersion(), 3); + QCOMPARE(format.version().minorVersion(), 0); + QCOMPARE(format.extensions(), QStringList()); + QCOMPARE(format.vendor(), QString()); + QVERIFY(format.isValid()); + + // WHEN + format.setVersion(QVersionNumber(3, 2)); + + // THEN + QCOMPARE(format.api(), QShaderFormat::OpenGLES); + QCOMPARE(format.version().majorVersion(), 3); + QCOMPARE(format.version().minorVersion(), 2); + QCOMPARE(format.extensions(), QStringList()); + QCOMPARE(format.vendor(), QString()); + QVERIFY(format.isValid()); + + // WHEN + format.setExtensions({"foo", "bar"}); + + // THEN + QCOMPARE(format.api(), QShaderFormat::OpenGLES); + QCOMPARE(format.version().majorVersion(), 3); + QCOMPARE(format.version().minorVersion(), 2); + QCOMPARE(format.extensions(), QStringList({"bar", "foo"})); + QCOMPARE(format.vendor(), QString()); + QVERIFY(format.isValid()); + + // WHEN + format.setVendor(QStringLiteral("KDAB")); + + // THEN + QCOMPARE(format.api(), QShaderFormat::OpenGLES); + QCOMPARE(format.version().majorVersion(), 3); + QCOMPARE(format.version().minorVersion(), 2); + QCOMPARE(format.extensions(), QStringList({"bar", "foo"})); + QCOMPARE(format.vendor(), QStringLiteral("KDAB")); + QVERIFY(format.isValid()); +} + +void tst_QShaderNodes::shouldVerifyFormatsEquality_data() +{ + QTest::addColumn<QShaderFormat>("left"); + QTest::addColumn<QShaderFormat>("right"); + QTest::addColumn<bool>("expected"); + + QTest::newRow("Equals") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << true; + QTest::newRow("Apis") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << createFormat(QShaderFormat::OpenGLNoProfile, 3, 0, {"foo", "bar"}, "KDAB") + << false; + QTest::newRow("Major") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0, {"foo", "bar"}, "KDAB") + << false; + QTest::newRow("Minor") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 1, {"foo", "bar"}, "KDAB") + << false; + QTest::newRow("Extensions") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo"}, "KDAB") + << false; + QTest::newRow("Vendor") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}) + << false; +} + +void tst_QShaderNodes::shouldVerifyFormatsEquality() +{ + // GIVEN + QFETCH(QShaderFormat, left); + QFETCH(QShaderFormat, right); + + // WHEN + const auto equal = (left == right); + const auto notEqual = (left != right); + + // THEN + QFETCH(bool, expected); + QCOMPARE(equal, expected); + QCOMPARE(notEqual, !expected); +} + +void tst_QShaderNodes::shouldVerifyFormatsCompatibilities_data() +{ + QTest::addColumn<QShaderFormat>("reference"); + QTest::addColumn<QShaderFormat>("tested"); + QTest::addColumn<bool>("expected"); + + QTest::newRow("NoProfileVsES") << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLES, 2, 0) + << true; + QTest::newRow("CoreProfileVsES") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLES, 2, 0) + << false; + QTest::newRow("CompatProfileVsES") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLES, 2, 0) + << true; + + QTest::newRow("ESVsNoProfile") << createFormat(QShaderFormat::OpenGLES, 2, 0) + << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << false; + QTest::newRow("ESVsCoreProfile") << createFormat(QShaderFormat::OpenGLES, 2, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << false; + QTest::newRow("ESVsCompatProfile") << createFormat(QShaderFormat::OpenGLES, 2, 0) + << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << false; + + QTest::newRow("CoreVsNoProfile") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << false; + QTest::newRow("CoreVsCompat") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << false; + QTest::newRow("CoreVsCore") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << true; + + QTest::newRow("NoProfileVsCore") << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << true; + QTest::newRow("NoProvileVsCompat") << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << true; + QTest::newRow("NoProfileVsNoProfile") << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << true; + + QTest::newRow("CompatVsCore") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << true; + QTest::newRow("CompatVsCompat") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << true; + QTest::newRow("CompatVsNoProfile") << createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLNoProfile, 2, 0) + << true; + + QTest::newRow("MajorForwardCompat_1") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << true; + QTest::newRow("MajorForwardCompat_2") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 4) + << true; + QTest::newRow("MajorForwardCompat_3") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) + << false; + QTest::newRow("MajorForwardCompat_4") << createFormat(QShaderFormat::OpenGLCoreProfile, 2, 4) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) + << false; + + QTest::newRow("MinorForwardCompat_1") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 1) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) + << true; + QTest::newRow("MinorForwardCompat_2") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 1) + << false; + + QTest::newRow("Extensions_1") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo"}) + << true; + QTest::newRow("Extensions_2") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo"}) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {"foo", "bar"}) + << false; + + QTest::newRow("Vendor_1") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {}) + << true; + QTest::newRow("Vendor_2") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {}) + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {}, "KDAB") + << false; + QTest::newRow("Vendor_2") << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {}, "KDAB") + << createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0, {}, "KDAB") + << true; +} + +void tst_QShaderNodes::shouldVerifyFormatsCompatibilities() +{ + // GIVEN + QFETCH(QShaderFormat, reference); + QFETCH(QShaderFormat, tested); + + // WHEN + const auto supported = reference.supports(tested); + + // THEN + QFETCH(bool, expected); + QCOMPARE(supported, expected); +} + +void tst_QShaderNodes::shouldHaveDefaultPortState() +{ + // GIVEN + auto port = QShaderNodePort(); + + // THEN + QCOMPARE(port.direction, QShaderNodePort::Output); + QVERIFY(port.name.isEmpty()); +} + +void tst_QShaderNodes::shouldVerifyPortsEquality_data() +{ + QTest::addColumn<QShaderNodePort>("left"); + QTest::addColumn<QShaderNodePort>("right"); + QTest::addColumn<bool>("expected"); + + QTest::newRow("Equals") << createPort(QShaderNodePort::Input, "foo") + << createPort(QShaderNodePort::Input, "foo") + << true; + QTest::newRow("Direction") << createPort(QShaderNodePort::Input, "foo") + << createPort(QShaderNodePort::Output, "foo") + << false; + QTest::newRow("Name") << createPort(QShaderNodePort::Input, "foo") + << createPort(QShaderNodePort::Input, "bar") + << false; +} + +void tst_QShaderNodes::shouldVerifyPortsEquality() +{ + // GIVEN + QFETCH(QShaderNodePort, left); + QFETCH(QShaderNodePort, right); + + // WHEN + const auto equal = (left == right); + const auto notEqual = (left != right); + + // THEN + QFETCH(bool, expected); + QCOMPARE(equal, expected); + QCOMPARE(notEqual, !expected); +} + +void tst_QShaderNodes::shouldManipulateNodeMembers() +{ + // GIVEN + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + + const auto es2Rule = QShaderNode::Rule(QByteArrayLiteral("gles2"), {"#pragma include es2/foo.inc", "#pragma include es2/bar.inc"}); + const auto gl3Rule = QShaderNode::Rule(QByteArrayLiteral("gl3"), {"#pragma include gl3/foo.inc", "#pragma include gl3/bar.inc"}); + const auto gl3bisRule = QShaderNode::Rule(QByteArrayLiteral("gl3bis"), {"#pragma include gl3/foo.inc", "#pragma include gl3/bar.inc"}); + + auto node = QShaderNode(); + + // THEN (default state) + QCOMPARE(node.type(), QShaderNode::Invalid); + QVERIFY(node.uuid().isNull()); + QVERIFY(node.layers().isEmpty()); + QVERIFY(node.ports().isEmpty()); + QVERIFY(node.parameterNames().isEmpty()); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + const auto uuid = QUuid::createUuid(); + node.setUuid(uuid); + + // THEN + QCOMPARE(node.uuid(), uuid); + + // WHEN + node.setLayers({"foo", "bar"}); + + // THEN + QCOMPARE(node.layers(), QStringList({"foo", "bar"})); + + // WHEN + auto firstPort = QShaderNodePort(); + firstPort.direction = QShaderNodePort::Input; + firstPort.name = QStringLiteral("foo"); + node.addPort(firstPort); + + // THEN + QCOMPARE(node.type(), QShaderNode::Output); + QCOMPARE(node.ports().size(), 1); + QCOMPARE(node.ports().at(0), firstPort); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + auto secondPort = QShaderNodePort(); + secondPort.direction = QShaderNodePort::Output; + secondPort.name = QStringLiteral("bar"); + node.addPort(secondPort); + + // THEN + QCOMPARE(node.type(), QShaderNode::Function); + QCOMPARE(node.ports().size(), 2); + QCOMPARE(node.ports().at(0), firstPort); + QCOMPARE(node.ports().at(1), secondPort); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + node.removePort(firstPort); + + // THEN + QCOMPARE(node.type(), QShaderNode::Input); + QCOMPARE(node.ports().size(), 1); + QCOMPARE(node.ports().at(0), secondPort); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + node.setParameter(QStringLiteral("baz"), 42); + + // THEN + QCOMPARE(node.type(), QShaderNode::Input); + QCOMPARE(node.ports().size(), 1); + QCOMPARE(node.ports().at(0), secondPort); + auto parameterNames = node.parameterNames(); + parameterNames.sort(); + QCOMPARE(parameterNames.size(), 1); + QCOMPARE(parameterNames.at(0), QStringLiteral("baz")); + QCOMPARE(node.parameter(QStringLiteral("baz")), QVariant(42)); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + node.setParameter(QStringLiteral("bleh"), QStringLiteral("value")); + + // THEN + QCOMPARE(node.type(), QShaderNode::Input); + QCOMPARE(node.ports().size(), 1); + QCOMPARE(node.ports().at(0), secondPort); + parameterNames = node.parameterNames(); + parameterNames.sort(); + QCOMPARE(parameterNames.size(), 2); + QCOMPARE(parameterNames.at(0), QStringLiteral("baz")); + QCOMPARE(parameterNames.at(1), QStringLiteral("bleh")); + QCOMPARE(node.parameter(QStringLiteral("baz")), QVariant(42)); + QCOMPARE(node.parameter(QStringLiteral("bleh")), QVariant(QStringLiteral("value"))); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + node.clearParameter(QStringLiteral("baz")); + + // THEN + QCOMPARE(node.type(), QShaderNode::Input); + QCOMPARE(node.ports().size(), 1); + QCOMPARE(node.ports().at(0), secondPort); + parameterNames = node.parameterNames(); + parameterNames.sort(); + QCOMPARE(parameterNames.size(), 1); + QCOMPARE(parameterNames.at(0), QStringLiteral("bleh")); + QCOMPARE(node.parameter(QStringLiteral("baz")), QVariant()); + QCOMPARE(node.parameter(QStringLiteral("bleh")), QVariant(QStringLiteral("value"))); + QVERIFY(node.availableFormats().isEmpty()); + + // WHEN + node.addRule(openGLES2, es2Rule); + node.addRule(openGL3, gl3Rule); + + // THEN + QCOMPARE(node.availableFormats().size(), 2); + QCOMPARE(node.availableFormats().at(0), openGLES2); + QCOMPARE(node.availableFormats().at(1), openGL3); + QCOMPARE(node.rule(openGLES2), es2Rule); + QCOMPARE(node.rule(openGL3), gl3Rule); + + // WHEN + node.removeRule(openGLES2); + + // THEN + QCOMPARE(node.availableFormats().size(), 1); + QCOMPARE(node.availableFormats().at(0), openGL3); + QCOMPARE(node.rule(openGL3), gl3Rule); + + // WHEN + node.addRule(openGLES2, es2Rule); + + // THEN + QCOMPARE(node.availableFormats().size(), 2); + QCOMPARE(node.availableFormats().at(0), openGL3); + QCOMPARE(node.availableFormats().at(1), openGLES2); + QCOMPARE(node.rule(openGLES2), es2Rule); + QCOMPARE(node.rule(openGL3), gl3Rule); + + // WHEN + node.addRule(openGL3, gl3bisRule); + + // THEN + QCOMPARE(node.availableFormats().size(), 2); + QCOMPARE(node.availableFormats().at(0), openGLES2); + QCOMPARE(node.availableFormats().at(1), openGL3); + QCOMPARE(node.rule(openGLES2), es2Rule); + QCOMPARE(node.rule(openGL3), gl3bisRule); +} + +void tst_QShaderNodes::shouldHandleNodeRulesSupportAndOrder() +{ + // GIVEN + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 0); + const auto openGL32 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 2); + const auto openGL4 = createFormat(QShaderFormat::OpenGLCoreProfile, 4, 0); + + const auto es2Rule = QShaderNode::Rule(QByteArrayLiteral("gles2"), {"#pragma include es2/foo.inc", "#pragma include es2/bar.inc"}); + const auto gl3Rule = QShaderNode::Rule(QByteArrayLiteral("gl3"), {"#pragma include gl3/foo.inc", "#pragma include gl3/bar.inc"}); + const auto gl32Rule = QShaderNode::Rule(QByteArrayLiteral("gl32"), {"#pragma include gl32/foo.inc", "#pragma include gl32/bar.inc"}); + const auto gl3bisRule = QShaderNode::Rule(QByteArrayLiteral("gl3bis"), {"#pragma include gl3/foo.inc", "#pragma include gl3/bar.inc"}); + + auto node = QShaderNode(); + + // WHEN + node.addRule(openGLES2, es2Rule); + node.addRule(openGL3, gl3Rule); + + // THEN + QCOMPARE(node.availableFormats().size(), 2); + QCOMPARE(node.availableFormats().at(0), openGLES2); + QCOMPARE(node.availableFormats().at(1), openGL3); + QCOMPARE(node.rule(openGLES2), es2Rule); + QCOMPARE(node.rule(openGL3), gl3Rule); + QCOMPARE(node.rule(openGL32), gl3Rule); + QCOMPARE(node.rule(openGL4), gl3Rule); + + // WHEN + node.addRule(openGL32, gl32Rule); + + // THEN + QCOMPARE(node.availableFormats().size(), 3); + QCOMPARE(node.availableFormats().at(0), openGLES2); + QCOMPARE(node.availableFormats().at(1), openGL3); + QCOMPARE(node.availableFormats().at(2), openGL32); + QCOMPARE(node.rule(openGLES2), es2Rule); + QCOMPARE(node.rule(openGL3), gl3Rule); + QCOMPARE(node.rule(openGL32), gl32Rule); + QCOMPARE(node.rule(openGL4), gl32Rule); + + // WHEN + node.addRule(openGL3, gl3bisRule); + + // THEN + QCOMPARE(node.availableFormats().size(), 3); + QCOMPARE(node.availableFormats().at(0), openGLES2); + QCOMPARE(node.availableFormats().at(1), openGL32); + QCOMPARE(node.availableFormats().at(2), openGL3); + QCOMPARE(node.rule(openGLES2), es2Rule); + QCOMPARE(node.rule(openGL3), gl3bisRule); + QCOMPARE(node.rule(openGL32), gl3bisRule); + QCOMPARE(node.rule(openGL4), gl3bisRule); +} + +QTEST_MAIN(tst_QShaderNodes) + +#include "tst_qshadernodes.moc" diff --git a/tests/auto/gui/util/qshadernodesloader/qshadernodesloader.pro b/tests/auto/gui/util/qshadernodesloader/qshadernodesloader.pro new file mode 100644 index 0000000000..b9c26a2942 --- /dev/null +++ b/tests/auto/gui/util/qshadernodesloader/qshadernodesloader.pro @@ -0,0 +1,5 @@ +CONFIG += testcase +QT += testlib gui-private + +SOURCES += tst_qshadernodesloader.cpp +TARGET = tst_qshadernodesloader diff --git a/tests/auto/gui/util/qshadernodesloader/tst_qshadernodesloader.cpp b/tests/auto/gui/util/qshadernodesloader/tst_qshadernodesloader.cpp new file mode 100644 index 0000000000..4782e40ed8 --- /dev/null +++ b/tests/auto/gui/util/qshadernodesloader/tst_qshadernodesloader.cpp @@ -0,0 +1,323 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). +** 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 <QtCore/qbuffer.h> + +#include <QtGui/private/qshadernodesloader_p.h> +#include <QtGui/private/qshaderlanguage_p.h> + +using QBufferPointer = QSharedPointer<QBuffer>; +Q_DECLARE_METATYPE(QBufferPointer); + +using NodeHash = QHash<QString, QShaderNode>; +Q_DECLARE_METATYPE(NodeHash); + +namespace +{ + QBufferPointer createBuffer(const QByteArray &data, QIODevice::OpenMode openMode = QIODevice::ReadOnly) + { + auto buffer = QBufferPointer::create(); + buffer->setData(data); + if (openMode != QIODevice::NotOpen) + buffer->open(openMode); + return buffer; + } + + QShaderFormat createFormat(QShaderFormat::Api api, int majorVersion, int minorVersion, + const QStringList &extensions = QStringList(), + const QString &vendor = QString()) + { + auto format = QShaderFormat(); + format.setApi(api); + format.setVersion(QVersionNumber(majorVersion, minorVersion)); + format.setExtensions(extensions); + format.setVendor(vendor); + return format; + } + + QShaderNodePort createPort(QShaderNodePort::Direction portDirection, const QString &portName) + { + auto port = QShaderNodePort(); + port.direction = portDirection; + port.name = portName; + return port; + } + + QShaderNode createNode(const QVector<QShaderNodePort> &ports) + { + auto node = QShaderNode(); + for (const auto &port : ports) + node.addPort(port); + return node; + } +} + +class tst_QShaderNodesLoader : public QObject +{ + Q_OBJECT +private slots: + void shouldManipulateLoaderMembers(); + void shouldLoadFromJsonStream_data(); + void shouldLoadFromJsonStream(); +}; + +void tst_QShaderNodesLoader::shouldManipulateLoaderMembers() +{ + // GIVEN + auto loader = QShaderNodesLoader(); + + // THEN (default state) + QCOMPARE(loader.status(), QShaderNodesLoader::Null); + QVERIFY(!loader.device()); + QVERIFY(loader.nodes().isEmpty()); + + // WHEN + auto device1 = createBuffer(QByteArray("..........."), QIODevice::NotOpen); + loader.setDevice(device1.data()); + + // THEN + QCOMPARE(loader.status(), QShaderNodesLoader::Error); + QCOMPARE(loader.device(), device1.data()); + QVERIFY(loader.nodes().isEmpty()); + + // WHEN + auto device2 = createBuffer(QByteArray("..........."), QIODevice::ReadOnly); + loader.setDevice(device2.data()); + + // THEN + QCOMPARE(loader.status(), QShaderNodesLoader::Waiting); + QCOMPARE(loader.device(), device2.data()); + QVERIFY(loader.nodes().isEmpty()); +} + +void tst_QShaderNodesLoader::shouldLoadFromJsonStream_data() +{ + QTest::addColumn<QBufferPointer>("device"); + QTest::addColumn<NodeHash>("nodes"); + QTest::addColumn<QShaderNodesLoader::Status>("status"); + + QTest::newRow("empty") << createBuffer("", QIODevice::ReadOnly) << NodeHash() << QShaderNodesLoader::Error; + + const auto smallJson = "{" + " \"inputValue\": {" + " \"outputs\": [" + " \"value\"" + " ]," + " \"parameters\": {" + " \"name\": \"defaultName\"," + " \"qualifier\": {" + " \"type\": \"QShaderLanguage::StorageQualifier\"," + " \"value\": \"QShaderLanguage::Uniform\"" + " }," + " \"type\": {" + " \"type\": \"QShaderLanguage::VariableType\"," + " \"value\": \"QShaderLanguage::Vec3\"" + " }," + " \"defaultValue\": {" + " \"type\": \"float\"," + " \"value\": \"1.25\"" + " }" + " }," + " \"rules\": [" + " {" + " \"format\": {" + " \"api\": \"OpenGLES\"," + " \"major\": 2," + " \"minor\": 0" + " }," + " \"substitution\": \"highp vec3 $value = $name;\"," + " \"headerSnippets\": [ \"varying highp vec3 $name;\" ]" + " }," + " {" + " \"format\": {" + " \"api\": \"OpenGLCompatibilityProfile\"," + " \"major\": 2," + " \"minor\": 1" + " }," + " \"substitution\": \"vec3 $value = $name;\"," + " \"headerSnippets\": [ \"in vec3 $name;\" ]" + " }" + " ]" + " }," + " \"fragColor\": {" + " \"inputs\": [" + " \"fragColor\"" + " ]," + " \"rules\": [" + " {" + " \"format\": {" + " \"api\": \"OpenGLES\"," + " \"major\": 2," + " \"minor\": 0" + " }," + " \"substitution\": \"gl_fragColor = $fragColor;\"" + " }," + " {" + " \"format\": {" + " \"api\": \"OpenGLNoProfile\"," + " \"major\": 4," + " \"minor\": 0" + " }," + " \"substitution\": \"fragColor = $fragColor;\"," + " \"headerSnippets\": [ \"out vec4 fragColor;\" ]" + " }" + " ]" + " }," + " \"lightModel\": {" + " \"inputs\": [" + " \"baseColor\"," + " \"position\"," + " \"lightIntensity\"" + " ]," + " \"outputs\": [" + " \"outputColor\"" + " ]," + " \"rules\": [" + " {" + " \"format\": {" + " \"api\": \"OpenGLES\"," + " \"major\": 2," + " \"minor\": 0," + " \"extensions\": [ \"ext1\", \"ext2\" ]," + " \"vendor\": \"kdab\"" + " }," + " \"substitution\": \"highp vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);\"," + " \"headerSnippets\": [ \"#pragma include es2/lightmodel.frag.inc\" ]" + " }," + " {" + " \"format\": {" + " \"api\": \"OpenGLCoreProfile\"," + " \"major\": 3," + " \"minor\": 3" + " }," + " \"substitution\": \"vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);\"," + " \"headerSnippets\": [ \"#pragma include gl3/lightmodel.frag.inc\" ]" + " }" + " ]" + " }" + "}"; + + const auto smallProtos = [this]{ + const auto openGLES2 = createFormat(QShaderFormat::OpenGLES, 2, 0); + const auto openGLES2Extended = createFormat(QShaderFormat::OpenGLES, 2, 0, {"ext1", "ext2"}, "kdab"); + const auto openGL2 = createFormat(QShaderFormat::OpenGLCompatibilityProfile, 2, 1); + const auto openGL3 = createFormat(QShaderFormat::OpenGLCoreProfile, 3, 3); + const auto openGL4 = createFormat(QShaderFormat::OpenGLNoProfile, 4, 0); + + auto protos = NodeHash(); + + auto inputValue = createNode({ + createPort(QShaderNodePort::Output, "value") + }); + inputValue.setParameter("name", "defaultName"); + inputValue.setParameter("qualifier", QVariant::fromValue<QShaderLanguage::StorageQualifier>(QShaderLanguage::Uniform)); + inputValue.setParameter("type", QVariant::fromValue<QShaderLanguage::VariableType>(QShaderLanguage::Vec3)); + inputValue.setParameter("defaultValue", QVariant(1.25f)); + inputValue.addRule(openGLES2, QShaderNode::Rule("highp vec3 $value = $name;", + QByteArrayList() << "varying highp vec3 $name;")); + inputValue.addRule(openGL2, QShaderNode::Rule("vec3 $value = $name;", + QByteArrayList() << "in vec3 $name;")); + protos.insert("inputValue", inputValue); + + auto fragColor = createNode({ + createPort(QShaderNodePort::Input, "fragColor") + }); + fragColor.addRule(openGLES2, QShaderNode::Rule("gl_fragColor = $fragColor;")); + fragColor.addRule(openGL4, QShaderNode::Rule("fragColor = $fragColor;", + QByteArrayList() << "out vec4 fragColor;")); + protos.insert(QStringLiteral("fragColor"), fragColor); + + auto lightModel = createNode({ + createPort(QShaderNodePort::Input, "baseColor"), + createPort(QShaderNodePort::Input, "position"), + createPort(QShaderNodePort::Input, "lightIntensity"), + createPort(QShaderNodePort::Output, "outputColor") + }); + lightModel.addRule(openGLES2Extended, QShaderNode::Rule("highp vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include es2/lightmodel.frag.inc")); + lightModel.addRule(openGL3, QShaderNode::Rule("vec4 $outputColor = lightModel($baseColor, $position, $lightIntensity);", + QByteArrayList() << "#pragma include gl3/lightmodel.frag.inc")); + protos.insert("lightModel", lightModel); + + return protos; + }(); + + QTest::newRow("NotOpen") << createBuffer(smallJson, QIODevice::NotOpen) << NodeHash() << QShaderNodesLoader::Error; + QTest::newRow("CorrectJSON") << createBuffer(smallJson) << smallProtos << QShaderNodesLoader::Ready; +} + +void tst_QShaderNodesLoader::shouldLoadFromJsonStream() +{ + // GIVEN + QFETCH(QBufferPointer, device); + + auto loader = QShaderNodesLoader(); + + // WHEN + loader.setDevice(device.data()); + loader.load(); + + // THEN + QFETCH(QShaderNodesLoader::Status, status); + QCOMPARE(loader.status(), status); + + QFETCH(NodeHash, nodes); + const auto sortedKeys = [](const NodeHash &nodes) { + auto res = nodes.keys(); + res.sort(); + return res; + }; + const auto sortedParameters = [](const QShaderNode &node) { + auto res = node.parameterNames(); + res.sort(); + return res; + }; + QCOMPARE(sortedKeys(loader.nodes()), sortedKeys(nodes)); + for (const auto &key : nodes.keys()) { + const auto actual = loader.nodes().value(key); + const auto expected = nodes.value(key); + + QVERIFY(actual.uuid().isNull()); + QCOMPARE(actual.ports(), expected.ports()); + QCOMPARE(sortedParameters(actual), sortedParameters(expected)); + for (const auto &name : expected.parameterNames()) { + QCOMPARE(actual.parameter(name), expected.parameter(name)); + } + QCOMPARE(actual.availableFormats(), expected.availableFormats()); + for (const auto &format : expected.availableFormats()) { + QCOMPARE(actual.rule(format), expected.rule(format)); + } + } +} + +QTEST_MAIN(tst_QShaderNodesLoader) + +#include "tst_qshadernodesloader.moc" diff --git a/tests/auto/gui/util/util.pro b/tests/auto/gui/util/util.pro index f2c4515dc2..940e892e5f 100644 --- a/tests/auto/gui/util/util.pro +++ b/tests/auto/gui/util/util.pro @@ -5,4 +5,9 @@ SUBDIRS= \ qintvalidator \ qregexpvalidator \ qregularexpressionvalidator \ + qshadergenerator \ + qshadergraph \ + qshadergraphloader \ + qshadernodes \ + qshadernodesloader \ |