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1. Also emit Plan and Axis shape representations and IfcTopologyRepresentations if requested. 2. Add serialization for curves. 3. In Python add option to specify representation for which to generate shape.

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This commit is contained in:
Thomas Krijnen
2015-04-22 09:15:48 +00:00
parent 53f625346f
commit c97cf661a2
25 changed files with 495 additions and 112 deletions
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src/ifcgeom/IfcGeomIterator.h
+21 -15
View File
@@ -39,7 +39,7 @@
* IfcGeomObject.transformation.matrix is a 4x3 matrix that defines the *
* orientation and translation of the mesh in relation to the world origin *
* *
* IfcGeom::Iterator::findContext() *
* IfcGeom::Iterator::initialize() *
* finds the most suitable representation contexts. Returns true iff *
* at least a single representation will process successfully *
* *
@@ -143,19 +143,24 @@ namespace IfcGeom {
}
public:
bool findContext() {
bool initialize() {
try {
initUnits();
} catch (...) {}
// Really this should only be 'Model', as per
// the standard 'Design' is deprecated. So,
// just for backwards compatibility:
std::set<std::string> context_types;
context_types.insert("model");
context_types.insert("design");
// DDS likes to output 'model view'
context_types.insert("model view");
if (!settings.exclude_solids_and_surfaces()) {
// Really this should only be 'Model', as per
// the standard 'Design' is deprecated. So,
// just for backwards compatibility:
context_types.insert("model");
context_types.insert("design");
// DDS likes to output 'model view'
context_types.insert("model view");
}
if (settings.include_curves()) {
context_types.insert("plan");
}
double lowest_precision_encountered = std::numeric_limits<double>::infinity();
bool any_precision_encountered = false;
@@ -407,7 +412,7 @@ namespace IfcGeom {
} catch(...) {}
ElementSettings element_settings(settings, unit_magnitude, instance_type);
Element<P>* ifc_object = new Element<P>(element_settings, id, parent_id, product_name, instance_type, product_guid, trsf);
Element<P>* ifc_object = new Element<P>(element_settings, id, parent_id, product_name, instance_type, product_guid, "", trsf);
return ifc_object;
}
@@ -432,7 +437,7 @@ namespace IfcGeom {
}
}
private:
void initialize() {
void _initialize() {
current_triangulation = 0;
current_shape_model = 0;
current_serialization = 0;
@@ -446,34 +451,35 @@ namespace IfcGeom {
kernel.setValue(IfcGeom::Kernel::GV_MAX_FACES_TO_SEW, settings.sew_shells() ? 1000 : -1);
kernel.setValue(IfcGeom::Kernel::GV_FORCE_CCW_FACE_ORIENTATION, settings.force_ccw_face_orientation() ? 1 : -1);
kernel.setValue(IfcGeom::Kernel::GV_DIMENSIONALITY, (settings.include_curves() ? (settings.exclude_solids_and_surfaces() ? -1. : 0.) : +1.));
}
public:
Iterator(const IteratorSettings& settings, IfcParse::IfcFile* file)
: settings(settings)
, ifc_file(file)
{
initialize();
_initialize();
}
Iterator(const IteratorSettings& settings, const std::string& filename)
: settings(settings)
, ifc_file(new IfcParse::IfcFile)
{
ifc_file->Init(filename);
initialize();
_initialize();
}
Iterator(const IteratorSettings& settings, void* data, int length)
: settings(settings)
, ifc_file(new IfcParse::IfcFile)
{
ifc_file->Init(data, length);
initialize();
_initialize();
}
Iterator(const IteratorSettings& settings, std::istream& filestream, int length)
: settings(settings)
, ifc_file(new IfcParse::IfcFile)
{
ifc_file->Init(filestream, length);
initialize();
_initialize();
}
~Iterator() {