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Geometry caching

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This commit is contained in:
Thomas Krijnen
2021-10-08 15:38:46 +02:00
parent 4cee76ddc3
commit 8dca84dd07
20 changed files with 867 additions and 207 deletions
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src/ifcgeom/IfcGeomIteratorImplementation.h
+59 -11
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@@ -777,11 +777,25 @@ namespace IfcGeom {
Logger::SetProduct(product);
bool read_from_cache = false;
BRepElement* element;
if (ifcproduct_iterator == ifcproducts->begin() || !geometry_reuse_ok_for_current_representation_) {
element = kernel.create_brep_for_representation_and_product(settings, representation, product);
} else {
element = kernel.create_brep_for_processed_representation(settings, representation, product, current_shape_model);
#ifdef WITH_HDF5
if (cache_) {
auto from_cache = cache_->read(*ifc_file, product->GlobalId(), representation->data().id());
if (from_cache) {
read_from_cache = true;
element = (BRepElement*) from_cache;
}
}
#endif
if (!read_from_cache) {
if (ifcproduct_iterator == ifcproducts->begin() || !geometry_reuse_ok_for_current_representation_) {
element = kernel.create_brep_for_representation_and_product(settings, representation, product);
} else {
element = kernel.create_brep_for_processed_representation(settings, representation, product, current_shape_model);
}
}
Logger::SetProduct(boost::none);
@@ -791,6 +805,12 @@ namespace IfcGeom {
continue;
}
#ifdef WITH_HDF5
if (cache_ && !read_from_cache) {
cache_->write(element);
}
#endif
return element;
}
}
@@ -1003,14 +1023,42 @@ namespace IfcGeom {
Logger::Message(Logger::LOG_ERROR, "Getting a serialized element from model failed.");
}
} else if (!settings.get(IteratorSettings::DISABLE_TRIANGULATION)) {
try {
if (ifcproduct_iterator == ifcproducts->begin() || !geometry_reuse_ok_for_current_representation_) {
next_triangulation = new TriangulationElement(*next_shape_model);
} else {
next_triangulation = new TriangulationElement(*next_shape_model, current_triangulation->geometry_pointer());
bool read_from_cache = false;
#ifdef WITH_HDF5
if (cache_) {
// the part before the hyphen is the representation id
auto gid2 = next_shape_model->geometry().id();
auto hyphen = gid2.find("-");
if (hyphen != std::string::npos) {
gid2 = gid2.substr(0, hyphen);
}
auto from_cache = cache_->read(*ifc_file, next_shape_model->guid(), boost::lexical_cast<int>(gid2), HdfSerializer::READ_TRIANGULATION);
if (from_cache) {
read_from_cache = true;
next_triangulation = (TriangulationElement*)from_cache;
}
}
#endif
if (!read_from_cache) {
try {
if (ifcproduct_iterator == ifcproducts->begin() || !geometry_reuse_ok_for_current_representation_) {
next_triangulation = new TriangulationElement(*next_shape_model);
} else {
next_triangulation = new TriangulationElement(*next_shape_model, current_triangulation->geometry_pointer());
}
#ifdef WITH_HDF5
if (cache_) {
cache_->write(next_triangulation);
}
#endif
} catch (...) {
Logger::Message(Logger::LOG_ERROR, "Getting a triangulation element from model failed.");
}
} catch (...) {
Logger::Message(Logger::LOG_ERROR, "Getting a triangulation element from model failed.");
}
}
}