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Add interface sidecar writeback

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Port the streamed-model sidecar writeback path into the interface, including packed element metadata, georef persistence, LOD generation, and viewport LOD application.

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This commit is contained in:
Dion Moult
2026-05-14 10:06:19 +10:00
parent a755e96c13
commit cee2dbcc85
4 changed files with 80 additions and 0 deletions
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src/interface/modules/models/Controller.cpp
+67
View File
@@ -27,14 +27,20 @@
#include "../../SessionState.h"
#include "AddModelDialog.h"
#include "../../../ifcviewer/Federation.h"
#include "../../../ifcviewer/LodBuilder.h"
#include "../../../ifcviewer/SceneLoader.h"
#include "../../../ifcviewer/SidecarCache.h"
#include "../../../ifcviewer/ViewportWindow.h"
#include <QElapsedTimer>
#include <QFileDialog>
#include <QDebug>
#include <QListView>
#include <QMessageBox>
#include <QTreeView>
#include <Eigen/Dense>
namespace ifcinterface::modules::models {
ModelsPanelController::ModelsPanelController(QWidget* host,
@@ -102,6 +108,7 @@ void ModelsPanelController::bindLoader(SceneLoader* loader) {
});
connect(loader, &SceneLoader::loadedFromStream, this,
[this, loader](uint32_t mid, qint64 elapsed_ms) {
writeSidecarForModel(loader, mid);
session_state_->setStatusMessage(
"Loaded",
QString("%1 streamed in %2")
@@ -226,4 +233,64 @@ QString ModelsPanelController::formatElapsed(qint64 ms) const {
: QString::number(ms) + " ms";
}
void ModelsPanelController::writeSidecarForModel(SceneLoader* loader, uint32_t mid) const {
if (!loader || !viewport_ || !session_state_) return;
SidecarData sidecar_data;
if (!viewport_->snapshotModel(mid, sidecar_data)) return;
if (const ModelGeoref* georef = loader->modelGeoref(mid)) {
sidecar_data.has_coordinate_operation = georef->has_coordinate_operation ? 1 : 0;
Eigen::Map<Eigen::Matrix<double, 4, 4, Eigen::ColMajor>>(
sidecar_data.coordinate_operation_meters) = georef->coordinate_operation_meters;
sidecar_data.project_length_to_meters = georef->units.project_length_to_meters;
sidecar_data.map_unit_to_meters = georef->units.map_unit_to_meters;
}
auto* element_registry = session_state_->elementRegistry();
if (element_registry) {
for (const auto& info : element_registry->basicElementInfoForModel(mid)) {
PackedElementInfo packed;
packed.object_id = info.object_id;
packed.model_id = info.model_id;
packed.ifc_id = info.ifc_id;
packed.parent_id = info.parent_id;
const std::string guid = info.guid.toStdString();
packed.guid_offset = static_cast<uint32_t>(sidecar_data.string_table.size());
packed.guid_length = static_cast<uint32_t>(guid.size());
sidecar_data.string_table += guid;
const std::string name = info.name.toStdString();
packed.name_offset = static_cast<uint32_t>(sidecar_data.string_table.size());
packed.name_length = static_cast<uint32_t>(name.size());
sidecar_data.string_table += name;
const std::string type = info.type.toStdString();
packed.type_offset = static_cast<uint32_t>(sidecar_data.string_table.size());
packed.type_length = static_cast<uint32_t>(type.size());
sidecar_data.string_table += type;
sidecar_data.elements.push_back(packed);
}
}
QElapsedTimer lod_timer;
lod_timer.start();
buildLods(sidecar_data);
const LodStats lod_stats = summariseLods(sidecar_data);
qDebug(" LOD build: %lld ms — %u/%u meshes got LOD1 "
"(%u tris -> %u tris for those meshes)",
lod_timer.elapsed(),
lod_stats.meshes_with_lod1, lod_stats.meshes_total,
lod_stats.tris_lod0_for_lod1, lod_stats.tris_lod1);
viewport_->applyLodExtension(mid, sidecar_data);
QElapsedTimer sidecar_timer;
sidecar_timer.start();
const bool ok = writeSidecar(loader->filePath(mid).toStdString(), sidecar_data);
qDebug(" Sidecar write: %lld ms (%s)", sidecar_timer.elapsed(), ok ? "ok" : "FAILED");
}
} // namespace ifcinterface::modules::models