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Fixed GLCanvas3D::reload_scene() method to avoid adding volumes coming from the sla backend

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enricoturri1966 2023-03-22 11:00:04 +01:00
parent c251122e89
commit e1c289f51a
1 changed files with 1 additions and 45 deletions
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44
src/slic3r/GUI/GLCanvas3D.cpp
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@ -2090,51 +2090,7 @@ void GLCanvas3D::reload_scene(bool refresh_immediately, bool force_full_scene_re
assert(it != model_object->instances.end()); assert(it != model_object->instances.end());
int instance_idx = it - model_object->instances.begin(); int instance_idx = it - model_object->instances.begin();
for (size_t istep = 0; istep < sla_steps.size(); ++istep) { for (size_t istep = 0; istep < sla_steps.size(); ++istep) {
if (sla_steps[istep] == slaposDrillHoles) {
// Hollowing is a special case, where the mesh from the backend is being loaded into the 1st volume of an instance,
// not into its own GLVolume.
// There shall always be such a GLVolume allocated.
ModelVolumeState key(model_object->volumes.front()->id(), instance.instance_id);
auto it = std::lower_bound(model_volume_state.begin(), model_volume_state.end(), key, model_volume_state_lower);
assert(it != model_volume_state.end() && it->geometry_id == key.geometry_id);
assert(!it->new_geometry());
GLVolume& volume = *m_volumes.volumes[it->volume_idx];
if (!volume.offsets.empty() && state.step[istep].timestamp != volume.offsets.front()) {
// The backend either produced a new hollowed mesh, or it invalidated the one that the front end has seen.
volume.model.reset();
if (state.step[istep].state == PrintStateBase::State::Done) { if (state.step[istep].state == PrintStateBase::State::Done) {
std::shared_ptr<const indexed_triangle_set> m = print_object->get_mesh_to_print();
assert(m != nullptr && !m->empty());
TriangleMesh mesh(*m);
// sla_trafo does not contain volume trafo. To get a mesh to create
// a new volume from, we have to apply vol trafo inverse separately.
const ModelObject& mo = *m_model->objects[volume.object_idx()];
Transform3d trafo = sla_print->sla_trafo(mo) * mo.volumes.front()->get_transformation().get_matrix();
mesh.transform(trafo.inverse());
#if ENABLE_SMOOTH_NORMALS
volume.model.init_from(mesh, true);
#else
volume.model.init_from(mesh);
volume.mesh_raycaster = std::make_unique<GUI::MeshRaycaster>(std::make_shared<TriangleMesh>(mesh));
#endif // ENABLE_SMOOTH_NORMALS
}
else {
// Reload the original volume.
#if ENABLE_SMOOTH_NORMALS
volume.model.init_from(m_model->objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh(), true);
#else
const TriangleMesh& new_mesh = m_model->objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh();
volume.model.init_from(new_mesh);
volume.mesh_raycaster = std::make_unique<GUI::MeshRaycaster>(std::make_shared<TriangleMesh>(new_mesh));
#endif // ENABLE_SMOOTH_NORMALS
}
}
//FIXME it is an ugly hack to write the timestamp into the "offsets" field to not have to add another member variable
// to the GLVolume. We should refactor GLVolume significantly, so that the GLVolume will not contain member variables
// of various concenrs (model vs. 3D print path).
volume.offsets = { state.step[istep].timestamp };
}
else if (state.step[istep].state == PrintStateBase::State::Done) {
// Check whether there is an existing auxiliary volume to be updated, or a new auxiliary volume to be created. // Check whether there is an existing auxiliary volume to be updated, or a new auxiliary volume to be created.
ModelVolumeState key(state.step[istep].timestamp, instance.instance_id.id); ModelVolumeState key(state.step[istep].timestamp, instance.instance_id.id);
auto it = std::lower_bound(aux_volume_state.begin(), aux_volume_state.end(), key, model_volume_state_lower); auto it = std::lower_bound(aux_volume_state.begin(), aux_volume_state.end(), key, model_volume_state_lower);