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// Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtTest/QTest>
#include <qbackendnodetester.h>
#include <Qt3DRender/private/buffer_p.h>
#include <Qt3DCore/private/qbuffer_p.h>
#include <Qt3DRender/private/buffermanager_p.h>
#include <Qt3DCore/private/qbackendnode_p.h>
#include "testarbiter.h"
#include "testrenderer.h"
class tst_RenderBuffer : public Qt3DCore::QBackendNodeTester
{
Q_OBJECT
private Q_SLOTS:
void checkPeerPropertyMirroring()
{
// GIVEN
Qt3DRender::Render::Buffer renderBuffer;
Qt3DCore::QBuffer buffer;
Qt3DRender::Render::BufferManager bufferManager;
TestRenderer renderer;
buffer.setUsage(Qt3DCore::QBuffer::DynamicCopy);
buffer.setData(QByteArrayLiteral("Corvette"));
// WHEN
renderBuffer.setRenderer(&renderer);
renderBuffer.setManager(&bufferManager);
simulateInitializationSync(&buffer, &renderBuffer);
// THEN
QCOMPARE(renderBuffer.peerId(), buffer.id());
QCOMPARE(renderBuffer.isDirty(), true);
QCOMPARE(renderBuffer.usage(), buffer.usage());
QCOMPARE(renderBuffer.data(), buffer.data());
QCOMPARE(renderBuffer.pendingBufferUpdates().size(), 1);
QCOMPARE(renderBuffer.pendingBufferUpdates().front().offset, -1);
}
void checkInitialAndCleanedUpState()
{
// GIVEN
Qt3DRender::Render::Buffer backendBuffer;
Qt3DRender::Render::BufferManager bufferManager;
TestRenderer renderer;
// THEN
QCOMPARE(backendBuffer.isDirty(), false);
QCOMPARE(backendBuffer.usage(), Qt3DCore::QBuffer::StaticDraw);
QVERIFY(backendBuffer.data().isEmpty());
QVERIFY(backendBuffer.peerId().isNull());
QVERIFY(backendBuffer.pendingBufferUpdates().empty());
// GIVEN
Qt3DCore::QBuffer frontendBuffer;
// WHEN
backendBuffer.setManager(&bufferManager);
backendBuffer.setRenderer(&renderer);
simulateInitializationSync(&frontendBuffer, &backendBuffer);
// THEN
QCOMPARE(backendBuffer.isDirty(), true);
QCOMPARE(backendBuffer.usage(), Qt3DCore::QBuffer::StaticDraw);
QVERIFY(backendBuffer.data().isEmpty());
QVERIFY(backendBuffer.pendingBufferUpdates().empty());
// WHEN
frontendBuffer.setUsage(Qt3DCore::QBuffer::DynamicCopy);
frontendBuffer.setData(QByteArrayLiteral("C7KR4"));
backendBuffer.syncFromFrontEnd(&frontendBuffer, false);
// THEN
QCOMPARE(backendBuffer.usage(), Qt3DCore::QBuffer::DynamicCopy);
QCOMPARE(backendBuffer.isDirty(), true);
QCOMPARE(backendBuffer.data(), QByteArrayLiteral("C7KR4"));
QVERIFY(!backendBuffer.pendingBufferUpdates().empty());
// WHEN
frontendBuffer.updateData(2, QByteArrayLiteral("LS5"));
backendBuffer.syncFromFrontEnd(&frontendBuffer, false);
// THEN
QCOMPARE(backendBuffer.isDirty(), true);
QCOMPARE(backendBuffer.data(), QByteArrayLiteral("C7LS5"));
// WHEN
backendBuffer.cleanup();
// THEN
QCOMPARE(backendBuffer.isDirty(), false);
QCOMPARE(backendBuffer.usage(), Qt3DCore::QBuffer::StaticDraw);
QVERIFY(backendBuffer.data().isEmpty());
QVERIFY(backendBuffer.pendingBufferUpdates().empty());
}
void checkForceFullUploadOnFirstTime()
{
// GIVEN
Qt3DRender::Render::Buffer backendBuffer;
Qt3DRender::Render::BufferManager bufferManager;
TestRenderer renderer;
Qt3DCore::QBuffer frontendBuffer;
QByteArray data("111456789\0");
frontendBuffer.setData(data);
frontendBuffer.updateData(1, QByteArray("23\0"));
// THEN
QCOMPARE(frontendBuffer.data(), QByteArray("123456789\0"));
// WHEN
backendBuffer.setManager(&bufferManager);
backendBuffer.setRenderer(&renderer);
simulateInitializationSync(&frontendBuffer, &backendBuffer);
// THEN
QCOMPARE(backendBuffer.pendingBufferUpdates().size(), 1);
Qt3DCore::QBufferUpdate fullUpdate = backendBuffer.pendingBufferUpdates().front();
QCOMPARE(fullUpdate.offset, -1);
QVERIFY(fullUpdate.data.isEmpty());
QCOMPARE(frontendBuffer.data(), backendBuffer.data());
backendBuffer.pendingBufferUpdates().clear();
// WHEN
frontendBuffer.updateData(1, QByteArray("00\0"));
backendBuffer.syncFromFrontEnd(&frontendBuffer, false);
// THEN
QCOMPARE(frontendBuffer.data(), QByteArray("100456789\0"));
QCOMPARE(backendBuffer.pendingBufferUpdates().size(), 1);
fullUpdate = backendBuffer.pendingBufferUpdates().front();
QCOMPARE(fullUpdate.offset, 1);
QCOMPARE(fullUpdate.data, QByteArray("00\0"));
QCOMPARE(frontendBuffer.data(), backendBuffer.data());
// WHEN
frontendBuffer.updateData(1, QByteArray("22\0"));
backendBuffer.syncFromFrontEnd(&frontendBuffer, true);
// THEN
QCOMPARE(frontendBuffer.data(), QByteArray("122456789\0"));
fullUpdate = backendBuffer.pendingBufferUpdates().front();
QCOMPARE(fullUpdate.offset, -1);
QVERIFY(fullUpdate.data.isEmpty());
QCOMPARE(frontendBuffer.data(), backendBuffer.data());
}
void checkPropertyChanges()
{
// GIVEN
TestRenderer renderer;
Qt3DCore::QBuffer frontendBuffer;
Qt3DRender::Render::Buffer backendBuffer;
backendBuffer.setRenderer(&renderer);
simulateInitializationSync(&frontendBuffer, &backendBuffer);
// THEN
QVERIFY(backendBuffer.data().isEmpty());
QVERIFY(backendBuffer.usage() != Qt3DCore::QBuffer::DynamicRead);
QVERIFY(!backendBuffer.isDirty());
QVERIFY(renderer.dirtyBits() & Qt3DRender::Render::AbstractRenderer::BuffersDirty);
renderer.clearDirtyBits(Qt3DRender::Render::AbstractRenderer::AllDirty);
// WHEN
frontendBuffer.setUsage(Qt3DCore::QBuffer::DynamicRead);
backendBuffer.syncFromFrontEnd(&frontendBuffer, false);
// THEN
QCOMPARE(backendBuffer.usage(), Qt3DCore::QBuffer::DynamicRead);
QVERIFY(backendBuffer.isDirty());
QVERIFY(renderer.dirtyBits() & Qt3DRender::Render::AbstractRenderer::BuffersDirty);
renderer.clearDirtyBits(Qt3DRender::Render::AbstractRenderer::AllDirty);
backendBuffer.unsetDirty();
QVERIFY(!backendBuffer.isDirty());
// WHEN
frontendBuffer.setData(QByteArrayLiteral("LS9SL"));
backendBuffer.syncFromFrontEnd(&frontendBuffer, false);
// THEN
QCOMPARE(backendBuffer.data(), QByteArrayLiteral("LS9SL"));
QVERIFY(backendBuffer.isDirty());
QCOMPARE(backendBuffer.pendingBufferUpdates().size(), 1);
QCOMPARE(backendBuffer.pendingBufferUpdates().front().offset, -1);
backendBuffer.pendingBufferUpdates().clear();
QVERIFY(renderer.dirtyBits() & Qt3DRender::Render::AbstractRenderer::BuffersDirty);
renderer.clearDirtyBits(Qt3DRender::Render::AbstractRenderer::AllDirty);
backendBuffer.unsetDirty();
QVERIFY(!backendBuffer.isDirty());
// WHEN
frontendBuffer.updateData(2, QByteArrayLiteral("LS5"));
backendBuffer.syncFromFrontEnd(&frontendBuffer, false);
// THEN
QVERIFY(!backendBuffer.pendingBufferUpdates().empty());
QCOMPARE(backendBuffer.pendingBufferUpdates().front().offset, 2);
QVERIFY(backendBuffer.isDirty());
QVERIFY(renderer.dirtyBits() & Qt3DRender::Render::AbstractRenderer::BuffersDirty);
renderer.clearDirtyBits(Qt3DRender::Render::AbstractRenderer::AllDirty);
backendBuffer.unsetDirty();
QVERIFY(!backendBuffer.isDirty());
}
void checkBufferManagerReferenceCount()
{
// GIVEN
Qt3DRender::Render::Buffer renderBuffer;
Qt3DCore::QBuffer buffer;
Qt3DRender::Render::BufferManager bufferManager;
TestRenderer renderer;
// WHEN
renderBuffer.setRenderer(&renderer);
renderBuffer.setManager(&bufferManager);
simulateInitializationSync(&buffer, &renderBuffer);
// THEN
QVERIFY(bufferManager.takeBuffersToRelease().empty());
// WHEN
bufferManager.removeBufferReference(renderBuffer.peerId());
auto buffers = bufferManager.takeBuffersToRelease();
// THEN
QVERIFY(buffers.size() == 1);
QVERIFY(buffers.first() == renderBuffer.peerId());
QVERIFY(bufferManager.takeBuffersToRelease().empty());
}
void checkSetRendererDirtyOnInitialization()
{
// GIVEN
Qt3DRender::Render::Buffer renderBuffer;
Qt3DCore::QBuffer buffer;
Qt3DRender::Render::BufferManager bufferManager;
TestRenderer renderer;
renderBuffer.setRenderer(&renderer);
renderBuffer.setManager(&bufferManager);
// THEN
QCOMPARE(renderer.dirtyBits(), 0);
// WHEN
simulateInitializationSync(&buffer, &renderBuffer);
// THEN
QCOMPARE(renderer.dirtyBits(), Qt3DRender::Render::AbstractRenderer::BuffersDirty);
}
void checkHandlesMultipleUpdates()
{
// GIVEN
Qt3DRender::Render::Buffer renderBuffer;
Qt3DCore::QBuffer buffer;
Qt3DRender::Render::BufferManager bufferManager;
TestRenderer renderer;
const QByteArray initData("000000");
buffer.setData(initData);
renderBuffer.setRenderer(&renderer);
renderBuffer.setManager(&bufferManager);
simulateInitializationSync(&buffer, &renderBuffer);
// THEN
QCOMPARE(renderBuffer.data(), initData);
renderBuffer.pendingBufferUpdates().clear();
// WHEN
buffer.updateData(0, QByteArray("012"));
buffer.updateData(3, QByteArray("345"));
renderBuffer.syncFromFrontEnd(&buffer, false);
// THEN
QCOMPARE(renderBuffer.pendingBufferUpdates().size(), 2);
QCOMPARE(renderBuffer.pendingBufferUpdates().front().offset, 0);
QCOMPARE(renderBuffer.pendingBufferUpdates().front().data, QByteArray("012"));
QCOMPARE(renderBuffer.pendingBufferUpdates().back().offset, 3);
QCOMPARE(renderBuffer.pendingBufferUpdates().back().data, QByteArray("345"));
QCOMPARE(renderBuffer.data(), QByteArray("012345"));
}
};
QTEST_APPLESS_MAIN(tst_RenderBuffer)
#include "tst_buffer.moc"
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