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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/IfcRegister.cpp
+42 -6
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@@ -18,6 +18,7 @@
********************************************************************************/
#include "IfcGeom.h"
#include "IfcGeomShapeType.h"
using namespace IfcSchema;
using namespace IfcUtil;
@@ -28,24 +29,59 @@ bool IfcGeom::Kernel::convert_shapes(const IfcBaseClass* l, IfcRepresentationSha
return false;
}
bool IfcGeom::Kernel::is_shape_collection(const IfcBaseClass* l) {
#include "IfcRegisterIsShapeCollection.h"
return false;
IfcGeom::ShapeType IfcGeom::Kernel::shape_type(const IfcBaseClass* l) {
#include "IfcRegisterShapeType.h"
return ST_OTHER;
}
bool IfcGeom::Kernel::convert_shape(const IfcBaseClass* l, TopoDS_Shape& r) {
const unsigned int id = l->entity->id();
bool success = false;
bool processed = false;
bool ignored = false;
std::map<int,TopoDS_Shape>::const_iterator it = cache.Shape.find(id);
if ( it != cache.Shape.end() ) { r = it->second; return true; }
const bool include_curves = getValue(GV_DIMENSIONALITY) != +1;
const bool include_solids_and_surfaces = getValue(GV_DIMENSIONALITY) != -1;
IfcGeom::ShapeType st = shape_type(l);
ignored = (!include_solids_and_surfaces && (st == ST_SHAPE || st == ST_FACE)) || (!include_curves && (st == ST_WIRE || st == ST_CURVE));
if (st == ST_SHAPELIST) {
processed = true;
IfcRepresentationShapeItems items;
success = convert_shapes(l, items) && flatten_shape_list(items, r, false);
} else if (st == ST_SHAPE && include_solids_and_surfaces) {
#include "IfcRegisterConvertShape.h"
if ( processed ) {
} else if (st == ST_FACE && include_solids_and_surfaces) {
processed = true;
success = convert_face(l, r);
} else if (st == ST_WIRE && include_curves) {
processed = true;
TopoDS_Wire w;
success = convert_wire(l, w);
if (success) {
r = w;
}
} else if (st == ST_CURVE && include_curves) {
processed = true;
Handle(Geom_Curve) crv;
TopoDS_Wire w;
success = convert_curve(l, crv) && convert_curve_to_wire(crv, w);
if (success) {
r = w;
}
}
if ( processed && success ) {
const double precision = getValue(GV_PRECISION);
apply_tolerance(r, precision);
cache.Shape[id] = r;
} else {
Logger::Message(Logger::LOG_ERROR,"No operation defined for:",l->entity);
} else if (!ignored) {
const char* const msg = processed
? "Failed to convert:"
: "No operation defined for:";
Logger::Message(Logger::LOG_ERROR, msg, l->entity);
}
return success;
}