//-----------------------------------------------------------------------------
void vktraceviewer_QTraceFileLoader::loadTraceFile(const QString& filename)
{
// open trace file and read in header
memset(&m_traceFileInfo, 0, sizeof(vktraceviewer_trace_file_info));
m_traceFileInfo.pFile = fopen(filename.toStdString().c_str(), "rb");
bool bOpened = (m_traceFileInfo.pFile != NULL);
if (!bOpened)
{
emit OutputMessage(VKTRACE_LOG_ERROR, "Unable to open file.");
}
else
{
m_traceFileInfo.filename = vktrace_allocate_and_copy(filename.toStdString().c_str());
if (populate_trace_file_info(&m_traceFileInfo) == FALSE)
{
emit OutputMessage(VKTRACE_LOG_ERROR, "Unable to populate trace file info from file.");
bOpened = false;
}
else
{
// Make sure trace file version is supported
if (m_traceFileInfo.header.trace_file_version < VKTRACE_TRACE_FILE_VERSION_MINIMUM_COMPATIBLE)
{
emit OutputMessage(VKTRACE_LOG_ERROR, QString("Trace file version %1 is older than minimum compatible version (%2).\nYou'll need to make a new trace file, or use an older replayer.").arg(m_traceFileInfo.header.trace_file_version).arg(VKTRACE_TRACE_FILE_VERSION_MINIMUM_COMPATIBLE));
bOpened = false;
}
#ifdef USE_STATIC_CONTROLLER_LIBRARY
m_pController = vtvCreateQController();
if (bOpened)
#else
if (!load_controllers(&m_traceFileInfo))
{
emit OutputMessage(VKTRACE_LOG_ERROR, "Failed to load necessary debug controllers.");
bOpened = false;
}
else if (bOpened)
#endif
{
connect(m_pController, SIGNAL(OutputMessage(VktraceLogLevel, const QString&)), this, SIGNAL(OutputMessage(VktraceLogLevel, const QString&)));
connect(m_pController, SIGNAL(OutputMessage(VktraceLogLevel, uint64_t, const QString&)), this, SIGNAL(OutputMessage(VktraceLogLevel, uint64_t, const QString&)));
// interpret the trace file packets
for (uint64_t i = 0; i < m_traceFileInfo.packetCount; i++)
{
vktraceviewer_trace_file_packet_offsets* pOffsets = &m_traceFileInfo.pPacketOffsets[i];
switch (pOffsets->pHeader->packet_id) {
case VKTRACE_TPI_MESSAGE:
m_traceFileInfo.pPacketOffsets[i].pHeader = vktrace_interpret_body_as_trace_packet_message(pOffsets->pHeader)->pHeader;
break;
case VKTRACE_TPI_MARKER_CHECKPOINT:
break;
case VKTRACE_TPI_MARKER_API_BOUNDARY:
break;
case VKTRACE_TPI_MARKER_API_GROUP_BEGIN:
break;
case VKTRACE_TPI_MARKER_API_GROUP_END:
break;
case VKTRACE_TPI_MARKER_TERMINATE_PROCESS:
break;
//TODO processing code for all the above cases
default:
{
vktrace_trace_packet_header* pHeader = m_pController->InterpretTracePacket(pOffsets->pHeader);
if (pHeader == NULL)
{
bOpened = false;
emit OutputMessage(VKTRACE_LOG_ERROR, QString("Unrecognized packet type: %1").arg(pOffsets->pHeader->packet_id));
m_traceFileInfo.pPacketOffsets[i].pHeader = NULL;
break;
}
m_traceFileInfo.pPacketOffsets[i].pHeader = pHeader;
}
}
// break from loop if there is an error
if (bOpened == false)
{
break;
}
}
#ifdef USE_STATIC_CONTROLLER_LIBRARY
vtvDeleteQController(&m_pController);
#else
m_controllerFactory.Unload(&m_pController);
#endif
}
}
// TODO: We don't really want to close the trace file yet.
// I think we want to keep it open so that we can dynamically read from it.
// BUT we definitely don't want it to get locked open, so we need a smart
// way to open / close from it when reading.
fclose(m_traceFileInfo.pFile);
m_traceFileInfo.pFile = NULL;
}
// populate the UI based on trace file info
emit TraceFileLoaded(bOpened, m_traceFileInfo, m_controllerFilename);
emit Finished();
}
void vktraceviewer::onTraceFileLoaded(bool bSuccess, vktraceviewer_trace_file_info fileInfo, const QString& controllerFilename)
{
QApplication::restoreOverrideCursor();
if (fileInfo.packetCount == 0)
{
LogWarning("The trace file has 0 packets.");
}
else if (fileInfo.pPacketOffsets == NULL)
{
LogError("No packet offsets read from trace file.");
bSuccess = false;
}
if (!bSuccess)
{
LogAlways("...FAILED!");
QMessageBox::critical(this, tr("Error"), tr("Could not open trace file."));
close_trace_file();
if (m_bGeneratingTrace)
{
// if the user was generating a trace file, but the trace failed to load,
// then re-spawn the generate trace dialog.
prompt_generate_trace();
}
}
else
{
m_traceFileInfo = fileInfo;
setWindowTitle(QString(m_traceFileInfo.filename) + " - " + g_PROJECT_NAME);
LogAlways("...success!");
// update settings to reflect the currently open file
g_settings.trace_file_to_open = vktrace_allocate_and_copy(m_traceFileInfo.filename);
vktraceviewer_settings_updated();
#ifndef USE_STATIC_CONTROLLER_LIBRARY
if (!controllerFilename.isEmpty())
{
m_pController = m_controllerFactory.Load(controllerFilename.toStdString().c_str());
}
#else
m_pController = vtvCreateQController();
#endif
if (m_pController != NULL)
{
connect(m_pController, SIGNAL(OutputMessage(VktraceLogLevel, const QString&)), this, SLOT(OnOutputMessage(VktraceLogLevel, const QString&)));
connect(m_pController, SIGNAL(OutputMessage(VktraceLogLevel, uint64_t, const QString&)), this, SLOT(OnOutputMessage(VktraceLogLevel, uint64_t, const QString&)));
// Merge in settings from the controller.
// This won't replace settings that may have already been loaded from disk.
vktrace_SettingGroup_merge(m_pController->GetSettings(), &g_pAllSettings, &g_numAllSettings);
// now update the controller with the loaded settings
m_pController->UpdateFromSettings(g_pAllSettings, g_numAllSettings);
//// trace file was loaded, now attempt to open additional session data
//if (load_or_create_session(filename.c_str(), m_pTraceReader) == false)
//{
// // failing to load session data is not critical, but may result in unexpected behavior at times.
// vktraceviewer_output_error("VkTraceViewer was unable to create a session folder to save viewing information. Functionality may be limited.");
//}
// Update the UI with the controller
m_pController->LoadTraceFile(&m_traceFileInfo, this);
}
// update toolbar
ui->searchTextBox->setEnabled(true);
ui->searchPrevButton->setEnabled(true);
ui->searchNextButton->setEnabled(true);
ui->action_Close->setEnabled(true);
ui->actionExport_API_Calls->setEnabled(true);
ui->prevDrawcallButton->setEnabled(true);
ui->nextDrawcallButton->setEnabled(true);
// reset flag indicating that the ui may have been generating a trace file.
m_bGeneratingTrace = false;
GenerateTraceFileStats();
}
