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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "qt5bakelightsnodeinstanceserver.h"
#if BAKE_LIGHTS_SUPPORTED
#include "createscenecommand.h"
#include "view3dactioncommand.h"
#include "nodeinstanceclientinterface.h"
#include "puppettocreatorcommand.h"
#include <QDir>
#include <QFileInfo>
#include <QLibraryInfo>
#include <QProcess>
#include <QQuickView>
#include <QQuickItem>
#include <private/qquickdesignersupport_p.h>
#include <private/qquick3dviewport_p.h>
#endif
namespace QmlDesigner {
Qt5BakeLightsNodeInstanceServer::Qt5BakeLightsNodeInstanceServer(NodeInstanceClientInterface *nodeInstanceClient) :
Qt5NodeInstanceServer(nodeInstanceClient)
{
setSlowRenderTimerInterval(100000000);
setRenderTimerInterval(100);
}
#if BAKE_LIGHTS_SUPPORTED
Qt5BakeLightsNodeInstanceServer::~Qt5BakeLightsNodeInstanceServer()
{
cleanup();
}
void Qt5BakeLightsNodeInstanceServer::createScene(const CreateSceneCommand &command)
{
initializeView();
registerFonts(command.resourceUrl);
setTranslationLanguage(command.language);
setupScene(command);
startRenderTimer();
// Set working directory to a temporary directory, as baking process creates a file there
if (m_workingDir.isValid())
QDir::setCurrent(m_workingDir.path());
}
void Qt5BakeLightsNodeInstanceServer::view3DAction(const View3DActionCommand &command)
{
switch (command.type()) {
case View3DActionType::SetBakeLightsView3D: {
QString id = command.value().toString();
const QList<ServerNodeInstance> allViews = allView3DInstances();
for (const auto &view : allViews) {
if (view.id() == id) {
m_view3D = qobject_cast<QQuick3DViewport *>(view.internalObject());
break;
}
}
if (!m_view3D)
abort(tr("View3D not found: '%1'").arg(id));
else
startRenderTimer();
break;
}
default:
break;
}
}
void Qt5BakeLightsNodeInstanceServer::startRenderTimer()
{
if (timerId() != 0)
killTimer(timerId());
int timerId = startTimer(renderTimerInterval());
setTimerId(timerId);
}
void Qt5BakeLightsNodeInstanceServer::bakeLights()
{
if (!m_view3D) {
abort(tr("Invalid View3D object set."));
return;
}
QQuick3DLightmapBaker::Callback callback = [this](QQuick3DLightmapBaker::BakingStatus status,
std::optional<QString> msg, QQuick3DLightmapBaker::BakingControl *) {
m_callbackReceived = true;
switch (status) {
case QQuick3DLightmapBaker::BakingStatus::Progress:
case QQuick3DLightmapBaker::BakingStatus::Warning:
case QQuick3DLightmapBaker::BakingStatus::Error:
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsProgress, msg.value_or("")});
break;
case QQuick3DLightmapBaker::BakingStatus::Cancelled:
abort(tr("Baking cancelled."));
break;
case QQuick3DLightmapBaker::BakingStatus::Complete:
runDenoiser();
break;
default:
qWarning() << __FUNCTION__ << "Unexpected light baking status received:"
<< int(status) << msg.value_or("");
break;
}
};
QQuick3DLightmapBaker *baker = m_view3D->lightmapBaker();
baker->bake(callback);
m_bakingStarted = true;
}
void Qt5BakeLightsNodeInstanceServer::cleanup()
{
m_workingDir.remove();
if (m_denoiser) {
if (m_denoiser->state() == QProcess::Running)
m_denoiser->terminate();
m_denoiser->deleteLater();
}
}
void Qt5BakeLightsNodeInstanceServer::abort(const QString &msg)
{
cleanup();
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsAborted, msg});
}
void Qt5BakeLightsNodeInstanceServer::finish()
{
cleanup();
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsFinished, {}});
}
void Qt5BakeLightsNodeInstanceServer::runDenoiser()
{
// Check if denoiser exists (as it is third party app)
QString binPath = QLibraryInfo::path(QLibraryInfo::BinariesPath);
#if defined(Q_OS_WIN)
binPath += "/qlmdenoiser.exe";
#elif defined(Q_OS_MACOS)
// TODO: What is the path in mac?
#else
binPath += "/qlmdenoiser";
#endif
QFileInfo fi(binPath);
if (!fi.exists()) {
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsProgress,
tr("Warning: Denoiser executable not found, cannot denoise baked lightmaps (%1).")
.arg(binPath)});
finish();
return;
}
m_denoiser = new QProcess();
QObject::connect(m_denoiser, &QProcess::errorOccurred, this, [this](QProcess::ProcessError) {
m_workingDir.remove();
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsProgress,
tr("Warning: An error occurred while running denoiser process!")});
finish();
});
QObject::connect(m_denoiser, &QProcess::finished, this, [this](int exitCode,
QProcess::ExitStatus exitStatus) {
if (exitCode == 0 && exitStatus == QProcess::NormalExit) {
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsProgress,
tr("Denoising finished.")});
} else {
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsProgress,
tr("Warning: Denoiser process failed with exit code '%1'!").arg(exitCode)});
}
finish();
});
nodeInstanceClient()->handlePuppetToCreatorCommand(
{PuppetToCreatorCommand::BakeLightsProgress,
tr("Denoising baked lightmaps...")});
m_denoiser->setWorkingDirectory(m_workingDir.path());
m_denoiser->start(binPath, {"qlm_list.txt"});
}
void Qt5BakeLightsNodeInstanceServer::collectItemChangesAndSendChangeCommands()
{
static bool inFunction = false;
if (!rootNodeInstance().holdsGraphical())
return;
if (!inFunction) {
inFunction = true;
QQuickDesignerSupport::polishItems(quickWindow());
render();
inFunction = false;
}
}
void Qt5BakeLightsNodeInstanceServer::render()
{
// Render multiple times to make sure everything gets rendered correctly before baking
if (++m_renderCount == 4) {
bakeLights();
} else {
rootNodeInstance().updateDirtyNodeRecursive();
renderWindow();
if (m_bakingStarted) {
slowDownRenderTimer(); // No more renders needed
if (!m_callbackReceived)
abort(tr("No bakeable models detected."));
}
}
}
#endif
} // namespace QmlDesigner
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