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qt3d/tests/auto/render/renderviewbuilder/tst_renderviewbuilder.cpp

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/****************************************************************************
**
** Copyright (C) 2016 Paul Lemire <paul.lemire350@gmail.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module 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/QTest>
#include <Qt3DCore/private/qaspectjobmanager_p.h>
#include <Qt3DCore/private/qnodevisitor_p.h>
#include <Qt3DCore/private/qnode_p.h>
#include <Qt3DRender/private/renderviewbuilder_p.h>
#include <Qt3DRender/private/qrenderaspect_p.h>
#include <Qt3DRender/qviewport.h>
#include <Qt3DRender/qclearbuffers.h>
#include <Qt3DRender/qdispatchcompute.h>
#include <Qt3DRender/qfrustumculling.h>
#include <Qt3DRender/qmaterial.h>
#include <Qt3DRender/qspotlight.h>
#include <Qt3DRender/qpointlight.h>
#include <Qt3DRender/qenvironmentlight.h>
#include <Qt3DRender/qgeometryrenderer.h>
#include <Qt3DRender/qcomputecommand.h>
#include <Qt3DRender/qlayerfilter.h>
#include <Qt3DRender/qrenderpassfilter.h>
#include <Qt3DRender/qtechniquefilter.h>
#include <Qt3DRender/qcameraselector.h>
#include <Qt3DRender/qcamera.h>
#include <Qt3DRender/qlayer.h>
#include <Qt3DRender/private/qrenderaspect_p.h>
#include <Qt3DRender/private/nodemanagers_p.h>
#include <Qt3DRender/private/managers_p.h>
#include <Qt3DRender/private/filterentitybycomponentjob_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
class TestAspect : public QRenderAspect
{
public:
TestAspect(Qt3DCore::QNode *root)
: QRenderAspect(Qt3DRender::QRenderAspect::Synchronous)
, m_jobManager(new Qt3DCore::QAspectJobManager())
{
Qt3DCore::QAbstractAspectPrivate::get(this)->m_jobManager = m_jobManager.data();
QRenderAspect::onRegistered();
QVector<Qt3DCore::QNode *> nodes;
Qt3DCore::QNodeVisitor v;
v.traverse(root, [&nodes](Qt3DCore::QNode *node) {
Qt3DCore::QNodePrivate *d = Qt3DCore::QNodePrivate::get(node);
d->m_typeInfo = const_cast<QMetaObject*>(Qt3DCore::QNodePrivate::findStaticMetaObject(node->metaObject()));
d->m_hasBackendNode = true;
nodes << node;
});
for (const auto node: nodes)
d_func()->createBackendNode({
node->id(),
Qt3DCore::QNodePrivate::get(node)->m_typeInfo,
Qt3DCore::NodeTreeChange::Added,
node
});
}
~TestAspect()
{
QRenderAspect::onUnregistered();
}
Qt3DRender::Render::NodeManagers *nodeManagers() const
{
return d_func()->m_renderer->nodeManagers();
}
Render::Renderer *renderer() const
{
return static_cast<Render::Renderer *>(d_func()->m_renderer);
}
Render::MaterialParameterGathererJobPtr materialGathererJob() const
{
Render::MaterialParameterGathererJobPtr job = Render::MaterialParameterGathererJobPtr::create();
job->setNodeManagers(nodeManagers());
return job;
}
void onRegistered() { QRenderAspect::onRegistered(); }
void onUnregistered() { QRenderAspect::onUnregistered(); }
private:
QScopedPointer<Qt3DCore::QAspectJobManager> m_jobManager;
};
} // namespace Qt3DRender
QT_END_NAMESPACE
namespace {
Qt3DCore::QEntity *buildSimpleScene(Qt3DRender::QFrameGraphNode *fg)
{
Qt3DCore::QEntity *root = new Qt3DCore::QEntity();
Qt3DRender::QRenderSettings* renderSettings = new Qt3DRender::QRenderSettings();
renderSettings->setActiveFrameGraph(fg);
root->addComponent(renderSettings);
// Scene
{
Qt3DCore::QEntity *e = new Qt3DCore::QEntity();
Qt3DRender::QMaterial *material = new Qt3DRender::QMaterial();
Qt3DRender::QGeometryRenderer *geometryRenderer = new Qt3DRender::QGeometryRenderer();
e->addComponent(material);
e->addComponent(geometryRenderer);
e->setParent(root);
}
{
Qt3DCore::QEntity *e = new Qt3DCore::QEntity();
Qt3DRender::QMaterial *material = new Qt3DRender::QMaterial();
Qt3DRender::QComputeCommand *computeCommand = new Qt3DRender::QComputeCommand();
e->addComponent(material);
e->addComponent(computeCommand);
e->setParent(root);
}
{
Qt3DCore::QEntity *e = new Qt3DCore::QEntity();
Qt3DRender::QPointLight *light = new Qt3DRender::QPointLight();
e->addComponent(light);
e->setParent(root);
}
{
Qt3DCore::QEntity *e = new Qt3DCore::QEntity();
Qt3DRender::QSpotLight *light = new Qt3DRender::QSpotLight();
e->addComponent(light);
e->setParent(root);
}
{
Qt3DCore::QEntity *e = new Qt3DCore::QEntity();
Qt3DRender::QEnvironmentLight *light = new Qt3DRender::QEnvironmentLight();
e->addComponent(light);
e->setParent(root);
}
return root;
}
Qt3DCore::QEntity *buildEntityFilterTestScene(Qt3DRender::QFrameGraphNode *fg, Qt3DRender::QLayer *layer)
{
Qt3DCore::QEntity *root = new Qt3DCore::QEntity();
Qt3DRender::QRenderSettings* renderSettings = new Qt3DRender::QRenderSettings();
renderSettings->setActiveFrameGraph(fg);
root->addComponent(renderSettings);
// Scene
for (int i = 0; i < 200; ++i) {
Qt3DCore::QEntity *e = new Qt3DCore::QEntity();
Qt3DRender::QMaterial *material = new Qt3DRender::QMaterial();
Qt3DRender::QGeometryRenderer *geometryRenderer = new Qt3DRender::QGeometryRenderer();
e->addComponent(material);
e->addComponent(geometryRenderer);
if (i % 2 == 0)
e->addComponent(layer);
e->setParent(root);
}
return root;
}
} // anonymous
class tst_RenderViewBuilder : public QObject
{
Q_OBJECT
private Q_SLOTS:
void checkInitialState()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(clearBuffer->id());
QVERIFY(leafNode != nullptr);
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
// THEN
QCOMPARE(renderViewBuilder.renderViewIndex(), 0);
QCOMPARE(renderViewBuilder.renderer(), testAspect.renderer());
QCOMPARE(renderViewBuilder.layerCacheNeedsToBeRebuilt(), false);
QCOMPARE(renderViewBuilder.materialGathererCacheNeedsToBeRebuilt(), false);
QVERIFY(!renderViewBuilder.renderViewJob().isNull());
QVERIFY(!renderViewBuilder.frustumCullingJob().isNull());
QVERIFY(!renderViewBuilder.syncPreFrustumCullingJob().isNull());
QVERIFY(!renderViewBuilder.setClearDrawBufferIndexJob().isNull());
QVERIFY(renderViewBuilder.filterEntityByLayerJob().isNull());
QVERIFY(renderViewBuilder.syncFilterEntityByLayerJob().isNull());
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob().isNull());
QVERIFY(renderViewBuilder.syncRenderViewPostCommandUpdateJob().isNull());
QVERIFY(renderViewBuilder.syncRenderViewPostInitializationJob().isNull());
QCOMPARE(renderViewBuilder.renderViewCommandUpdaterJobs().size(), 0);
QCOMPARE(renderViewBuilder.materialGathererJobs().size(), 0);
// WHEN
renderViewBuilder.prepareJobs();
// THEN
QVERIFY(!renderViewBuilder.syncRenderViewPreCommandUpdateJob().isNull());
QVERIFY(!renderViewBuilder.syncRenderViewPostCommandUpdateJob().isNull());
QVERIFY(!renderViewBuilder.syncRenderViewPostInitializationJob().isNull());
QVERIFY(renderViewBuilder.filterEntityByLayerJob().isNull());
QVERIFY(renderViewBuilder.syncFilterEntityByLayerJob().isNull());
QCOMPARE(renderViewBuilder.renderViewCommandUpdaterJobs().size(), Qt3DRender::Render::RenderViewBuilder::optimalJobCount());
QCOMPARE(renderViewBuilder.materialGathererJobs().size(), 0);
QCOMPARE(renderViewBuilder.buildJobHierachy().size(), 8 + 1 * Qt3DRender::Render::RenderViewBuilder::optimalJobCount());
}
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.setLayerCacheNeedsToBeRebuilt(true);
renderViewBuilder.prepareJobs();
// THEN
QCOMPARE(renderViewBuilder.layerCacheNeedsToBeRebuilt(), true);
QVERIFY(!renderViewBuilder.filterEntityByLayerJob().isNull());
QVERIFY(!renderViewBuilder.syncFilterEntityByLayerJob().isNull());
// mark jobs dirty and recheck
QCOMPARE(renderViewBuilder.buildJobHierachy().size(), 10 + 1 * Qt3DRender::Render::RenderViewBuilder::optimalJobCount());
}
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.setMaterialGathererCacheNeedsToBeRebuilt(true);
renderViewBuilder.prepareJobs();
// THEN
QCOMPARE(renderViewBuilder.materialGathererCacheNeedsToBeRebuilt(), true);
QCOMPARE(renderViewBuilder.materialGathererJobs().size(), Qt3DRender::Render::RenderViewBuilder::optimalJobCount());
QVERIFY(!renderViewBuilder.syncMaterialGathererJob().isNull());
// mark jobs dirty and recheck
QCOMPARE(renderViewBuilder.buildJobHierachy().size(), 9 + 2 * Qt3DRender::Render::RenderViewBuilder::optimalJobCount());
}
}
void checkCheckJobDependencies()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(clearBuffer->id());
QVERIFY(leafNode != nullptr);
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
// THEN
// Step 1
QCOMPARE(renderViewBuilder.renderViewJob()->dependencies().size(), 1); // Depends upon skinning palette update
// Step 2
QCOMPARE(renderViewBuilder.syncRenderViewPostInitializationJob()->dependencies().size(), 1);
QCOMPARE(renderViewBuilder.syncRenderViewPostInitializationJob()->dependencies().constFirst().toStrongRef().data(),
renderViewBuilder.renderViewJob().data());
// Step 3
QVERIFY(renderViewBuilder.filterEntityByLayerJob().isNull());
QVERIFY(renderViewBuilder.syncFilterEntityByLayerJob().isNull());
QCOMPARE(renderViewBuilder.filterProximityJob()->dependencies().size(), 2);
QVERIFY(renderViewBuilder.filterProximityJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.filterProximityJob()->dependencies().contains(testAspect.renderer()->expandBoundingVolumeJob()));
QCOMPARE(renderViewBuilder.setClearDrawBufferIndexJob()->dependencies().size(), 1);
QCOMPARE(renderViewBuilder.setClearDrawBufferIndexJob()->dependencies().constFirst().toStrongRef().data(),
renderViewBuilder.syncRenderViewPostInitializationJob().data());
QCOMPARE(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().size(), 3);
QVERIFY(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().contains(testAspect.renderer()->updateWorldTransformJob()));
QVERIFY(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().contains(testAspect.renderer()->updateShaderDataTransformJob()));
// Step 4
QCOMPARE(renderViewBuilder.frustumCullingJob()->dependencies().size(), 2);
QVERIFY(renderViewBuilder.frustumCullingJob()->dependencies().contains(renderViewBuilder.syncPreFrustumCullingJob()));
QVERIFY(renderViewBuilder.frustumCullingJob()->dependencies().contains(testAspect.renderer()->expandBoundingVolumeJob()));
QCOMPARE(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().size(), renderViewBuilder.materialGathererJobs().size() + 7);
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.filterProximityJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.frustumCullingJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->introspectShadersJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->bufferGathererJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->textureGathererJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->cacheLightJob()));
// Step 5
for (const auto &renderViewBuilderJob : renderViewBuilder.renderViewCommandUpdaterJobs()) {
QCOMPARE(renderViewBuilderJob->dependencies().size(), 1);
QCOMPARE(renderViewBuilderJob->dependencies().constFirst().toStrongRef().data(),
renderViewBuilder.syncRenderViewPreCommandUpdateJob().data());
}
// Step 6
QCOMPARE(renderViewBuilder.syncRenderViewPostCommandUpdateJob()->dependencies().size(), renderViewBuilder.renderViewCommandUpdaterJobs().size());
for (const auto &renderViewBuilderJob : renderViewBuilder.renderViewCommandUpdaterJobs()) {
QVERIFY(renderViewBuilder.syncRenderViewPostCommandUpdateJob()->dependencies().contains(renderViewBuilderJob));
}
}
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.setLayerCacheNeedsToBeRebuilt(true);
renderViewBuilder.setMaterialGathererCacheNeedsToBeRebuilt(true);
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
// THEN
// Step 1
QCOMPARE(renderViewBuilder.renderViewJob()->dependencies().size(), 1); // Depends upon skinning palette update
// Step 2
QCOMPARE(renderViewBuilder.syncRenderViewPostInitializationJob()->dependencies().size(), 1);
QCOMPARE(renderViewBuilder.syncRenderViewPostInitializationJob()->dependencies().constFirst().toStrongRef().data(),
renderViewBuilder.renderViewJob().data());
// Step 3
QCOMPARE(renderViewBuilder.filterEntityByLayerJob()->dependencies().size(), 3);
QVERIFY(renderViewBuilder.filterEntityByLayerJob()->dependencies().contains(testAspect.renderer()->updateEntityLayersJob()));
QVERIFY(renderViewBuilder.filterEntityByLayerJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.filterEntityByLayerJob()->dependencies().contains(testAspect.renderer()->updateTreeEnabledJob()));
QCOMPARE(renderViewBuilder.syncFilterEntityByLayerJob()->dependencies().size(), 1);
QVERIFY(renderViewBuilder.syncFilterEntityByLayerJob()->dependencies().contains(renderViewBuilder.filterEntityByLayerJob()));
QCOMPARE(renderViewBuilder.filterProximityJob()->dependencies().size(), 2);
QVERIFY(renderViewBuilder.filterProximityJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.filterProximityJob()->dependencies().contains(testAspect.renderer()->expandBoundingVolumeJob()));
QCOMPARE(renderViewBuilder.setClearDrawBufferIndexJob()->dependencies().size(), 1);
QCOMPARE(renderViewBuilder.setClearDrawBufferIndexJob()->dependencies().constFirst().toStrongRef().data(),
renderViewBuilder.syncRenderViewPostInitializationJob().data());
QCOMPARE(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().size(), 3);
QVERIFY(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().contains(testAspect.renderer()->updateWorldTransformJob()));
QVERIFY(renderViewBuilder.syncPreFrustumCullingJob()->dependencies().contains(testAspect.renderer()->updateShaderDataTransformJob()));
for (const auto &materialGatherer : renderViewBuilder.materialGathererJobs()) {
QCOMPARE(materialGatherer->dependencies().size(), 3);
QVERIFY(materialGatherer->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(materialGatherer->dependencies().contains(testAspect.renderer()->introspectShadersJob()));
QVERIFY(materialGatherer->dependencies().contains(testAspect.renderer()->filterCompatibleTechniqueJob()));
}
// Step 4
QCOMPARE(renderViewBuilder.frustumCullingJob()->dependencies().size(), 2);
QVERIFY(renderViewBuilder.frustumCullingJob()->dependencies().contains(renderViewBuilder.syncPreFrustumCullingJob()));
QVERIFY(renderViewBuilder.frustumCullingJob()->dependencies().contains(testAspect.renderer()->expandBoundingVolumeJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.syncRenderViewPostInitializationJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.syncFilterEntityByLayerJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.frustumCullingJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(renderViewBuilder.filterProximityJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->introspectShadersJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->bufferGathererJob()));
QVERIFY(renderViewBuilder.syncRenderViewPreCommandUpdateJob()->dependencies().contains(testAspect.renderer()->textureGathererJob()));
// Step 5
for (const auto &renderViewBuilderJob : renderViewBuilder.renderViewCommandUpdaterJobs()) {
QCOMPARE(renderViewBuilderJob->dependencies().size(), 1);
QCOMPARE(renderViewBuilderJob->dependencies().constFirst().toStrongRef().data(),
renderViewBuilder.syncRenderViewPreCommandUpdateJob().data());
}
// Step 6
QCOMPARE(renderViewBuilder.syncRenderViewPostCommandUpdateJob()->dependencies().size(), renderViewBuilder.renderViewCommandUpdaterJobs().size());
for (const auto &renderViewBuilderJob : renderViewBuilder.renderViewCommandUpdaterJobs()) {
QVERIFY(renderViewBuilder.syncRenderViewPostCommandUpdateJob()->dependencies().contains(renderViewBuilderJob));
}
}
}
void checkRenderViewJobExecution()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(clearBuffer->id());
QVERIFY(leafNode != nullptr);
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
renderViewBuilder.renderViewJob()->run();
// THEN
QVERIFY(renderViewBuilder.renderViewJob()->renderView() != nullptr);
}
void checkLightGatherExecution()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
Qt3DRender::Render::Renderer *renderer = testAspect.renderer();
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(clearBuffer->id());
QVERIFY(leafNode != nullptr);
// WHEN
renderer->lightGathererJob()->run();
// THEN
QCOMPARE(renderer->lightGathererJob()->lights().size(), 2);
QVERIFY(renderer->lightGathererJob()->takeEnvironmentLight() != nullptr);
}
void checkRenderableEntitiesFilteringExecution()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
Qt3DRender::Render::Renderer *renderer = testAspect.renderer();
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(clearBuffer->id());
QVERIFY(leafNode != nullptr);
// WHEN
renderer->renderableEntityFilterJob()->run();
// THEN
QCOMPARE(renderer->renderableEntityFilterJob()->filteredEntities().size(), 1);
}
void checkComputableEntitiesFilteringExecution()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
Qt3DRender::Render::Renderer *renderer = testAspect.renderer();
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(clearBuffer->id());
QVERIFY(leafNode != nullptr);
// WHEN
renderer->computableEntityFilterJob()->run();
// THEN
QCOMPARE(renderer->computableEntityFilterJob()->filteredEntities().size(), 1);
}
void checkSyncRenderViewInitializationExecution()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::QLayerFilter *layerFilter = new Qt3DRender::QLayerFilter(clearBuffer);
Qt3DRender::QFrustumCulling *frustumCulling = new Qt3DRender::QFrustumCulling(layerFilter);
Qt3DRender::QTechniqueFilter *techniqueFilter = new Qt3DRender::QTechniqueFilter(frustumCulling);
Qt3DRender::QRenderPassFilter *renderPassFilter = new Qt3DRender::QRenderPassFilter(techniqueFilter);
Qt3DRender::QLayer *layer = new Qt3DRender::QLayer();
layerFilter->addLayer(layer);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(renderPassFilter->id());
QVERIFY(leafNode != nullptr);
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
// THEN
QCOMPARE(renderViewBuilder.frustumCullingJob()->isActive(), false);
for (const auto &materialGatherer : renderViewBuilder.materialGathererJobs()) {
QVERIFY(materialGatherer->techniqueFilter() == nullptr);
QVERIFY(materialGatherer->renderPassFilter() == nullptr);
}
// WHEN
renderViewBuilder.renderViewJob()->run();
renderViewBuilder.syncRenderViewPostInitializationJob()->run();
// THEN
QCOMPARE(renderViewBuilder.frustumCullingJob()->isActive(), true);
for (const auto &materialGatherer : renderViewBuilder.materialGathererJobs()) {
QVERIFY(materialGatherer->techniqueFilter() != nullptr);
QVERIFY(materialGatherer->renderPassFilter() != nullptr);
}
}
{
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.setLayerCacheNeedsToBeRebuilt(true);
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
// THEN
QCOMPARE(renderViewBuilder.frustumCullingJob()->isActive(), false);
QCOMPARE(renderViewBuilder.filterEntityByLayerJob()->hasLayerFilter(), false);
QCOMPARE(renderViewBuilder.filterEntityByLayerJob()->layerFilters().size(), 0);
for (const auto &materialGatherer : renderViewBuilder.materialGathererJobs()) {
QVERIFY(materialGatherer->techniqueFilter() == nullptr);
QVERIFY(materialGatherer->renderPassFilter() == nullptr);
}
// WHEN
renderViewBuilder.renderViewJob()->run();
renderViewBuilder.syncRenderViewPostInitializationJob()->run();
// THEN
QCOMPARE(renderViewBuilder.frustumCullingJob()->isActive(), true);
QCOMPARE(renderViewBuilder.filterEntityByLayerJob()->hasLayerFilter(), true);
QCOMPARE(renderViewBuilder.filterEntityByLayerJob()->layerFilters().size(), 1);
for (const auto &materialGatherer : renderViewBuilder.materialGathererJobs()) {
QVERIFY(materialGatherer->techniqueFilter() != nullptr);
QVERIFY(materialGatherer->renderPassFilter() != nullptr);
}
}
}
void checkSyncFrustumCullingExecution()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::QFrustumCulling *frustumCulling = new Qt3DRender::QFrustumCulling(clearBuffer);
Qt3DRender::QCameraSelector *cameraSelector = new Qt3DRender::QCameraSelector(frustumCulling);
Qt3DRender::QCamera *camera = new Qt3DRender::QCamera();
cameraSelector->setCamera(camera);
Qt3DRender::TestAspect testAspect(buildSimpleScene(viewport));
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(cameraSelector->id());
QVERIFY(leafNode != nullptr);
// WHEN
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
// THEN
QCOMPARE(renderViewBuilder.frustumCullingJob()->viewProjection(), Matrix4x4());
// WHEN
renderViewBuilder.renderViewJob()->run();
renderViewBuilder.syncPreFrustumCullingJob()->run();
// THEN
QCOMPARE(convertToQMatrix4x4(renderViewBuilder.frustumCullingJob()->viewProjection()), camera->projectionMatrix() * camera->viewMatrix());
}
void checkRemoveEntitiesNotInSubset()
{
// GIVEN
Qt3DRender::QViewport *viewport = new Qt3DRender::QViewport();
Qt3DRender::QClearBuffers *clearBuffer = new Qt3DRender::QClearBuffers(viewport);
Qt3DRender::QLayerFilter *layerFilter = new Qt3DRender::QLayerFilter(clearBuffer);
Qt3DRender::QLayer *layer = new Qt3DRender::QLayer();
layerFilter->addLayer(layer);
Qt3DRender::TestAspect testAspect(buildEntityFilterTestScene(viewport, layer));
Qt3DRender::Render::Renderer *renderer = testAspect.renderer();
// THEN
Qt3DRender::Render::FrameGraphNode *leafNode = testAspect.nodeManagers()->frameGraphManager()->lookupNode(layerFilter->id());
QVERIFY(leafNode != nullptr);
// WHEN
renderer->markDirty(Qt3DRender::Render::AbstractRenderer::AllDirty, nullptr);
Qt3DRender::Render::RenderViewBuilder renderViewBuilder(leafNode, 0, testAspect.renderer());
renderViewBuilder.setLayerCacheNeedsToBeRebuilt(true);
renderViewBuilder.prepareJobs();
renderViewBuilder.buildJobHierachy();
renderer->renderableEntityFilterJob()->run();
renderer->cacheRenderableEntitiesJob()->run();
renderViewBuilder.renderViewJob()->run();
renderViewBuilder.syncRenderViewPostInitializationJob()->run();
renderViewBuilder.filterEntityByLayerJob()->run();
QVector<Qt3DRender::Render::Entity *> renderableEntity = renderer->renderableEntityFilterJob()->filteredEntities();
QVector<Qt3DRender::Render::Entity *> filteredEntity = renderViewBuilder.filterEntityByLayerJob()->filteredEntities();
// THEN
QCOMPARE(renderableEntity.size(), 200);
QCOMPARE(filteredEntity.size(), 100);
std::sort(renderableEntity.begin(), renderableEntity.end());
// WHEN
renderableEntity = Qt3DRender::Render::RenderViewBuilder::entitiesInSubset(renderableEntity, filteredEntity);
// THEN
QCOMPARE(renderableEntity.size(), 100);
for (const auto entity : renderableEntity) {
QVERIFY(filteredEntity.contains(entity));
}
}
};
QTEST_MAIN(tst_RenderViewBuilder)
#include "tst_renderviewbuilder.moc"
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