Move non-automated tests into new folder

tests-manual/gpu-textures/CMakeLists.txt

@@ -0,0 +1,16 @@
+set(TARGET_NAME gpu-textures-tests)
+AUTOSCRIBE_SHADER_LIB(gpu graphics render-utils)
+# This is not a testcase -- just set it up as a regular hifi project
+setup_hifi_project(Quick Gui Script)
+setup_memory_debugger()
+set_target_properties(${TARGET_NAME} PROPERTIES FOLDER "Tests/manual-tests/")
+link_hifi_libraries(
+    shared task networking gl 
+    ktx gpu octree  
+    ${PLATFORM_GL_BACKEND}
+)
+
+set(EXTRA_DEPLOY_OPTIONS "--qmldir  \"${PROJECT_SOURCE_DIR}/qml\"")
+package_libraries_for_deployment()
+
+target_nsight()

tests-manual/gpu-textures/qml/textureStats.qml

@@ -0,0 +1,52 @@
+import QtQuick 2.5
+import QtQuick.Controls 2.3
+
+Item {
+    width: 400
+    height: 600
+
+    Column {
+        spacing: 10
+        anchors.top: parent.top
+        anchors.left: parent.left
+        anchors.margins: 10
+
+        Text { text: qsTr("Total") }
+        Text { text: Stats.total + " MB" }
+        Text { text: qsTr("Allocated") }
+        Text { text: Stats.allocated }
+        Text { text: qsTr("Populated") }
+        Text { text: Stats.populated }
+        Text { text: qsTr("Pending") }
+        Text { text: Stats.pending }
+        Text { text: qsTr("Current Index") }
+        Text { text: Stats.index }
+        Text { text: qsTr("Current Source") }
+        Text { text: Stats.source }
+        Text { text: qsTr("Current Rez") }
+        Text { text: Stats.rez.width + " x " + Stats.rez.height }
+    }
+
+    Row {
+        id: row1
+        spacing: 10
+        anchors.bottom: row2.top
+        anchors.left: parent.left
+        anchors.margins: 10
+        Button { text: "1024"; onClicked: Stats.maxTextureMemory(1024); }
+        Button { text: "256"; onClicked: Stats.maxTextureMemory(256); }
+    }
+
+    Row {
+        id: row2
+        spacing: 10
+        anchors.bottom: parent.bottom
+        anchors.left: parent.left
+        anchors.margins: 10
+        Button { text: "Change Textures"; onClicked: Stats.changeTextures(); }
+        Button { text: "Next"; onClicked: Stats.nextTexture(); }
+        Button { text: "Previous"; onClicked: Stats.prevTexture(); }
+    }
+
+}
+

tests-manual/gpu-textures/src/TestHelpers.cpp

@@ -0,0 +1,26 @@
+//
+//  Created by Bradley Austin Davis on 2016/05/16
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include "TestHelpers.h"
+#include <QtCore/QFileInfo>
+
+gpu::ShaderPointer makeShader(const std::string & vertexShaderSrc, const std::string & fragmentShaderSrc, const gpu::Shader::BindingSet & bindings) {
+    auto vs = gpu::Shader::createVertex(vertexShaderSrc);
+    auto fs = gpu::Shader::createPixel(fragmentShaderSrc);
+    auto shader = gpu::Shader::createProgram(vs, fs);
+    if (!gpu::Shader::makeProgram(*shader, bindings)) {
+        printf("Could not compile shader\n");
+        exit(-1);
+    }
+    return shader;
+}
+
+QString projectRootDir() {
+    static QString projectRootPath = QFileInfo(QFileInfo(__FILE__).absolutePath() + "/..").absoluteFilePath();
+    return projectRootPath;
+}

tests-manual/gpu-textures/src/TestHelpers.h

@@ -0,0 +1,40 @@
+//
+//  Created by Bradley Austin Davis on 2016/05/16
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#pragma once
+
+#include <vector>
+
+#include <GLMHelpers.h>
+#include <Transform.h>
+#include <NumericalConstants.h>
+
+#include <gpu/Resource.h>
+#include <gpu/Forward.h>
+#include <gpu/Shader.h>
+#include <gpu/Stream.h>
+
+struct RenderArgs {
+    gpu::ContextPointer _context;
+    ivec4 _viewport;
+    gpu::Batch* _batch;
+};
+
+class GpuTestBase : public QObject {
+public:
+    virtual ~GpuTestBase() {}
+    virtual bool isReady() const { return true; }
+    virtual size_t getTestCount() const { return 1; }
+    virtual void renderTest(size_t test, const RenderArgs& args) = 0;
+    virtual QObject * statsObject() { return nullptr; }
+    virtual QUrl statUrl() { return QUrl(); }
+};
+
+uint32_t toCompactColor(const glm::vec4& color);
+gpu::ShaderPointer makeShader(const std::string & vertexShaderSrc, const std::string & fragmentShaderSrc, const gpu::Shader::BindingSet & bindings);
+QString projectRootDir();

tests-manual/gpu-textures/src/TestTextures.cpp

@@ -0,0 +1,168 @@
+//
+//  Created by Bradley Austin Davis on 2016/05/16
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include "TestTextures.h"
+
+#include <random>
+#include <algorithm>
+
+#include <QtCore/QDir>
+#include <QtQuick/QQuickView>
+#include <QtQml/QQmlContext>
+#include <gpu/Batch.h>
+#include <gpu/Context.h>
+
+#include "TestHelpers.h"
+
+#pragma optimize("", off)
+
+std::string vertexShaderSource = R"SHADER(
+#line 14
+layout(location = 0) out vec2 outTexCoord0;
+
+const vec4 VERTICES[] = vec4[](
+    vec4(-1.0, -1.0, 0.0, 1.0), 
+    vec4( 1.0, -1.0, 0.0, 1.0),    
+    vec4(-1.0,  1.0, 0.0, 1.0),
+    vec4( 1.0,  1.0, 0.0, 1.0)
+);   
+
+void main() {
+    outTexCoord0 = VERTICES[gl_VertexID].xy;
+    outTexCoord0 += 1.0;
+    outTexCoord0 /= 2.0;
+    gl_Position = VERTICES[gl_VertexID];
+}
+)SHADER";
+
+std::string fragmentShaderSource = R"SHADER(
+#line 28
+
+uniform sampler2D tex;
+
+layout(location = 0) in vec2 inTexCoord0;
+layout(location = 0) out vec4 outFragColor;
+
+void main() {
+    outFragColor = texture(tex, inTexCoord0);
+    outFragColor.a = 1.0;
+    //outFragColor.rb = inTexCoord0;
+}
+
+)SHADER";
+
+#define STAT_UPDATE(name, src) \
+    { \
+        auto val = src; \
+        if (_##name != val) { \
+            _##name = val; \
+            emit name##Changed(); \
+        } \
+    }
+
+
+void TextureTestStats::update(int curIndex, const gpu::TexturePointer& texture) {
+    STAT_UPDATE(total, (int)BYTES_TO_MB(gpu::Context::getTextureGPUMemSize()));
+    STAT_UPDATE(allocated, (int)gpu::Context::getTextureResourceGPUMemSize());
+    STAT_UPDATE(pending, (int)gpu::Context::getTexturePendingGPUTransferMemSize());
+    STAT_UPDATE(populated, (int)gpu::Context::getTextureResourcePopulatedGPUMemSize());
+    STAT_UPDATE(source, texture->source().c_str());
+    STAT_UPDATE(index, curIndex);
+    auto dims = texture->getDimensions();
+    STAT_UPDATE(rez, QSize(dims.x, dims.y));
+}
+
+TexturesTest::TexturesTest() {
+    connect(&stats, &TextureTestStats::changeTextures, this, &TexturesTest::onChangeTextures);
+    connect(&stats, &TextureTestStats::nextTexture, this, &TexturesTest::onNextTexture);
+    connect(&stats, &TextureTestStats::prevTexture, this, &TexturesTest::onPrevTexture);
+    connect(&stats, &TextureTestStats::maxTextureMemory, this, &TexturesTest::onMaxTextureMemory);
+    {
+        auto VS = gpu::Shader::createVertex(vertexShaderSource);
+        auto PS = gpu::Shader::createPixel(fragmentShaderSource);
+        auto program = gpu::Shader::createProgram(VS, PS);
+        gpu::Shader::BindingSet slotBindings;
+        gpu::Shader::makeProgram(*program, slotBindings);
+        // If the pipeline did not exist, make it
+        auto state = std::make_shared<gpu::State>();
+        state->setCullMode(gpu::State::CULL_NONE);
+        state->setDepthTest({});
+        state->setBlendFunction({ false });
+        pipeline = gpu::Pipeline::create(program, state);
+    }
+
+    onChangeTextures();
+}
+
+
+void TexturesTest::renderTest(size_t testId, const RenderArgs& args) {
+    stats.update((int)index, textures[index]);
+    gpu::Batch& batch = *(args._batch);
+    batch.setPipeline(pipeline);
+    batch.setInputFormat(vertexFormat);
+    for (const auto& texture : textures) {
+        batch.setResourceTexture(0, texture);
+        batch.draw(gpu::TRIANGLE_STRIP, 4, 0);
+    }
+    batch.setResourceTexture(0, textures[index]);
+    batch.draw(gpu::TRIANGLE_STRIP, 4, 0);
+}
+
+#define LOAD_TEXTURE_COUNT 64
+
+void TexturesTest::onChangeTextures() {
+    static const QDir TEST_DIR("D:/ktx_texture_test");
+    static std::vector<std::string> ALL_TEXTURE_FILES;
+    if (ALL_TEXTURE_FILES.empty()) {
+        auto entryList = TEST_DIR.entryList({ "*.ktx" }, QDir::Filter::Files);
+        ALL_TEXTURE_FILES.reserve(entryList.size());
+        for (auto entry : entryList) {
+            auto textureFile = TEST_DIR.absoluteFilePath(entry).toStdString();
+            ALL_TEXTURE_FILES.push_back(textureFile);
+        }
+    }
+
+    oldTextures.clear();
+    oldTextures.swap(textures);
+
+#if 0
+    static const std::string bad = "D:/ktx_texture_test/b4beed38675dbc7a827ecd576399c1f4.ktx";
+    auto texture = gpu::Texture::unserialize(bad);
+    auto texelFormat = texture->getTexelFormat();
+    qDebug() << texture->getTexelFormat().getSemantic();
+    qDebug() << texture->getTexelFormat().getScalarCount();
+    textures.push_back(texture);
+#else
+    std::shuffle(ALL_TEXTURE_FILES.begin(), ALL_TEXTURE_FILES.end(), std::default_random_engine());
+    size_t newTextureCount = std::min<size_t>(ALL_TEXTURE_FILES.size(), LOAD_TEXTURE_COUNT);
+    for (size_t i = 0; i < newTextureCount; ++i) {
+        const auto& textureFile = ALL_TEXTURE_FILES[i];
+        auto texture = gpu::Texture::unserialize(textureFile);
+        qDebug() << textureFile.c_str();
+        qDebug() << texture->getTexelFormat().getSemantic();
+        qDebug() << texture->getTexelFormat().getScalarCount();
+        textures.push_back(texture);
+    }
+#endif
+    index = 0;
+    qDebug() << "Done";
+}
+
+void TexturesTest::onNextTexture() {
+    index += textures.size() + 1;
+    index %= textures.size();
+}
+
+void TexturesTest::onPrevTexture() {
+    index += textures.size() - 1;
+    index %= textures.size();
+}
+
+void TexturesTest::onMaxTextureMemory(int maxTextureMemory) {
+    gpu::Texture::setAllowedGPUMemoryUsage(MB_TO_BYTES(maxTextureMemory));
+}

tests-manual/gpu-textures/src/TestTextures.h

@@ -0,0 +1,74 @@
+//
+//  Created by Bradley Austin Davis on 2016/05/16
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+#pragma once
+
+#include "TestHelpers.h"
+
+#define STATS_PROPERTY(type, name, initialValue) \
+    Q_PROPERTY(type name READ name NOTIFY name##Changed) \
+public: \
+    type name() { return _##name; }; \
+private: \
+    type _##name{ initialValue };
+
+
+class TextureTestStats : public QObject {
+    Q_OBJECT;
+    STATS_PROPERTY(int, pending, 0)
+    STATS_PROPERTY(int, total, 0)
+    STATS_PROPERTY(int, populated, 0)
+    STATS_PROPERTY(int, allocated, 0)
+    STATS_PROPERTY(int, index, 0)
+
+    STATS_PROPERTY(QString, source, QString())
+    STATS_PROPERTY(QSize, rez, QSize(0, 0))
+
+public:
+    void update(int index, const gpu::TexturePointer& texture);
+
+signals:
+    void pendingChanged();
+    void totalChanged();
+    void populatedChanged();
+    void allocatedChanged();
+    void changeTextures();
+    void rezChanged();
+    void indexChanged();
+    void sourceChanged();
+    void maxTextureMemory(int);
+
+    void nextTexture();
+    void prevTexture();
+};
+
+
+class TexturesTest : public GpuTestBase {
+    Q_OBJECT
+
+    gpu::Stream::FormatPointer vertexFormat { std::make_shared<gpu::Stream::Format>() };
+    std::vector<gpu::TexturePointer> textures;
+    std::vector<gpu::TexturePointer> oldTextures;
+    gpu::PipelinePointer pipeline;
+    TextureTestStats stats;
+    size_t index{ 0 };
+
+public:
+    TexturesTest();
+    QObject* statsObject() override { return &stats; }
+    QUrl statUrl() override { return QUrl::fromLocalFile(projectRootDir() + "/qml/textureStats.qml"); }
+    void renderTest(size_t testId, const RenderArgs& args) override;
+
+protected slots:
+    void onChangeTextures();
+    void onMaxTextureMemory(int newValue);
+    void onNextTexture();
+    void onPrevTexture();
+
+};
+
+

tests-manual/gpu-textures/src/TestWindow.cpp

@@ -0,0 +1,117 @@
+//
+//  Created by Bradley Austin Davis on 2016/05/16
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include "TestWindow.h"
+
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+
+#include <QtCore/QTimer>
+#include <QtGui/QResizeEvent>
+
+#include <gl/GLHelpers.h>
+
+#include <gpu/gl/GLBackend.h>
+
+TestWindow::TestWindow() {
+
+    auto timer = new QTimer(this);
+    timer->setTimerType(Qt::PreciseTimer);
+    timer->setInterval(5);
+    connect(timer, &QTimer::timeout, [&] { draw(); });
+    timer->start();
+
+    connect(qApp, &QCoreApplication::aboutToQuit, [this, timer] {
+        timer->stop();
+        _aboutToQuit = true;
+    });
+
+    setSurfaceType(QSurface::OpenGLSurface);
+
+    QSurfaceFormat format = getDefaultOpenGLSurfaceFormat();
+    format.setOption(QSurfaceFormat::DebugContext);
+    setFormat(format);
+    _glContext.setFormat(format);
+    _glContext.create();
+    _glContext.makeCurrent(this);
+
+    show();
+}
+
+void TestWindow::initGl() {
+    _glContext.makeCurrent(this);
+    gl::initModuleGl();
+    gpu::Context::init<gpu::gl::GLBackend>();
+    _renderArgs->_context = std::make_shared<gpu::Context>();
+    _glContext.makeCurrent(this);
+    resize(QSize(800, 600));
+}
+
+void TestWindow::resizeWindow(const QSize& size) {
+    _size = size;
+    _renderArgs->_viewport = ivec4(0, 0, _size.width(), _size.height());
+}
+
+void TestWindow::beginFrame() {
+    _renderArgs->_context->recycle();
+    _renderArgs->_context->beginFrame();
+    gpu::doInBatch("TestWindow::beginFrame", _renderArgs->_context, [&](gpu::Batch& batch) {
+        batch.clearColorFramebuffer(gpu::Framebuffer::BUFFER_COLORS, { 0.0f, 0.1f, 0.2f, 1.0f });
+        batch.clearDepthFramebuffer(1e4);
+        batch.setViewportTransform({ 0, 0, _size.width() * devicePixelRatio(), _size.height() * devicePixelRatio() });
+    });
+
+    gpu::doInBatch("TestWindow::beginFrame", _renderArgs->_context, [&](gpu::Batch& batch) {
+        batch.setViewportTransform(_renderArgs->_viewport);
+        batch.setStateScissorRect(_renderArgs->_viewport);
+        batch.setProjectionTransform(_projectionMatrix);
+    });
+}
+
+void TestWindow::endFrame() {
+    gpu::doInBatch("TestWindow::endFrame::finish", _renderArgs->_context, [&](gpu::Batch& batch) {
+        batch.resetStages();
+    });
+    auto framePointer = _renderArgs->_context->endFrame();
+    _renderArgs->_context->consumeFrameUpdates(framePointer);
+    _renderArgs->_context->executeFrame(framePointer);
+    _glContext.swapBuffers(this);
+}
+
+void TestWindow::draw() {
+    if (_aboutToQuit) {
+        return;
+    }
+
+    // Attempting to draw before we're visible and have a valid size will
+    // produce GL errors.
+    if (!isVisible() || _size.width() <= 0 || _size.height() <= 0) {
+        return;
+    }
+
+    if (!_glContext.makeCurrent(this)) {
+        return;
+    }
+
+    static std::once_flag once;
+    std::call_once(once, [&] { initGl(); });
+    beginFrame();
+
+    renderFrame();
+
+    endFrame();
+}
+
+void TestWindow::resizeEvent(QResizeEvent* ev) {
+    resizeWindow(ev->size());
+    float fov_degrees = 60.0f;
+    float aspect_ratio = (float)_size.width() / _size.height();
+    float near_clip = 0.1f;
+    float far_clip = 1000.0f;
+    _projectionMatrix = glm::perspective(glm::radians(fov_degrees), aspect_ratio, near_clip, far_clip);
+}

tests-manual/gpu-textures/src/TestWindow.h

@@ -0,0 +1,41 @@
+//
+//  Created by Bradley Austin Davis on 2016/05/16
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#pragma once
+
+#include <QtGui/QWindow>
+#include <QtCore/QTime>
+
+#include <GLMHelpers.h>
+#include <gl/QOpenGLContextWrapper.h>
+#include <gpu/Forward.h>
+#include "TestHelpers.h"
+
+#define DEFERRED_LIGHTING
+
+class TestWindow : public QWindow {
+protected:
+    QOpenGLContextWrapper _glContext;
+    QSize _size;
+    glm::mat4 _projectionMatrix;
+    bool _aboutToQuit { false };
+    std::shared_ptr<RenderArgs> _renderArgs{ std::make_shared<RenderArgs>() };
+
+    TestWindow();
+    virtual void initGl();
+    virtual void renderFrame() = 0;
+
+private:
+    void resizeWindow(const QSize& size);
+
+    void beginFrame();
+    void endFrame();
+    void draw();
+    void resizeEvent(QResizeEvent* ev) override;
+};
+

tests-manual/gpu-textures/src/main.cpp

@@ -0,0 +1,170 @@
+//
+//  main.cpp
+//  tests/gpu-test/src
+//
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include <unordered_map>
+#include <memory>
+#include <cstdio>
+
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+
+#include <QtCore/QTime>
+#include <QtCore/QTimer>
+#include <QtCore/QDir>
+#include <QtCore/QElapsedTimer>
+#include <QtCore/QFile>
+#include <QtCore/QLoggingCategory>
+
+#include <QtGui/QDesktopServices>
+#include <QtGui/QResizeEvent>
+#include <QtGui/QWindow>
+#include <QtGui/QGuiApplication>
+#include <QtGui/QImage>
+#include <QtGui/QScreen>
+
+#include <QtWidgets/QApplication>
+
+#include <gl/Config.h>
+
+#include <QtQuick/QQuickWindow>
+#include <QtQuick/QQuickView>
+#include <QtQml/QQmlContext>
+
+#include <gpu/Context.h>
+#include <gpu/Batch.h>
+#include <gpu/Stream.h>
+#include <gpu/gl/GLBackend.h>
+
+#include <gl/QOpenGLContextWrapper.h>
+#include <gl/GLHelpers.h>
+
+#include <GLMHelpers.h>
+#include <PathUtils.h>
+#include <NumericalConstants.h>
+
+#include <PerfStat.h>
+#include <PathUtils.h>
+#include <SharedUtil.h>
+#include <ViewFrustum.h>
+
+#include <gpu/Pipeline.h>
+#include <gpu/Context.h>
+
+#include "TestWindow.h"
+#include "TestTextures.h"
+
+using TestBuilder = std::function<GpuTestBase*()>;
+using TestBuilders = std::list<TestBuilder>;
+
+#define INTERACTIVE
+
+class MyTestWindow : public TestWindow {
+    using Parent = TestWindow;
+    TestBuilders _testBuilders;
+    GpuTestBase* _currentTest{ nullptr };
+    size_t _currentTestId{ 0 };
+    size_t _currentMaxTests{ 0 };
+    glm::mat4 _camera;
+    QTime _time;
+
+    void initGl() override {
+        Parent::initGl();
+        _time.start();
+        updateCamera();
+        _testBuilders = TestBuilders({
+            [] { return new TexturesTest(); },
+        });
+    }
+
+    void updateCamera() {
+        float t = _time.elapsed() * 1e-3f;
+        glm::vec3 unitscale{ 1.0f };
+        glm::vec3 up{ 0.0f, 1.0f, 0.0f };
+
+        float distance = 3.0f;
+        glm::vec3 camera_position{ distance * sinf(t), 0.5f, distance * cosf(t) };
+
+        static const vec3 camera_focus(0);
+        static const vec3 camera_up(0, 1, 0);
+        _camera = glm::inverse(glm::lookAt(camera_position, camera_focus, up));
+
+        ViewFrustum frustum;
+        frustum.setPosition(camera_position);
+        frustum.setOrientation(glm::quat_cast(_camera));
+        frustum.setProjection(_projectionMatrix);
+    }
+
+    void renderFrame() override {
+        updateCamera();
+
+        while ((!_currentTest || (_currentTestId >= _currentMaxTests)) && !_testBuilders.empty()) {
+            if (_currentTest) {
+                delete _currentTest;
+                _currentTest = nullptr;
+            }
+
+            _currentTest = _testBuilders.front()();
+            _testBuilders.pop_front();
+
+            if (_currentTest) {
+                auto statsObject = _currentTest->statsObject();
+                QUrl url = _currentTest->statUrl();
+                if (statsObject) {
+                    auto screens = qApp->screens();
+                    auto primaryScreen = qApp->primaryScreen();
+                    auto targetScreen = primaryScreen;
+                    for (const auto& screen : screens) {
+                        if (screen == primaryScreen) {
+                            continue;
+                        }
+                        targetScreen = screen;
+                        break;
+                    }
+
+                    auto destPoint = targetScreen->availableGeometry().topLeft();
+                    QQuickView* view = new QQuickView();
+                    view->rootContext()->setContextProperty("Stats", statsObject);
+                    view->setSource(url);
+                    view->show();
+                    view->setPosition({ destPoint.x() + 100, destPoint.y() + 100 });
+                }
+                _currentMaxTests = _currentTest->getTestCount();
+                _currentTestId = 0;
+            }
+        }
+
+        if (!_currentTest && _testBuilders.empty()) {
+            qApp->quit();
+            return;
+        }
+
+        // Tests might need to wait for resources to download
+        if (!_currentTest->isReady()) {
+            return;
+        }
+
+        gpu::doInBatch("main::renderFrame", _renderArgs->_context, [&](gpu::Batch& batch) {
+            batch.setViewTransform(_camera);
+            _renderArgs->_batch = &batch;
+            _currentTest->renderTest(_currentTestId, *_renderArgs);
+            _renderArgs->_batch = nullptr;
+        });
+    }
+};
+
+int main(int argc, char** argv) {
+    setupHifiApplication("GPU Test");
+    qputenv("HIFI_DEBUG_OPENGL", QByteArray("1"));
+    QApplication app(argc, argv);
+    MyTestWindow window;
+    app.exec();
+
+    return 0;
+}