Make occt optional

cmake/CMakeLists.txt

@@ -170,12 +170,14 @@ endif()
 if (NOT MINIMAL_BUILD)
 if (WITH_CGAL)
 add_definitions(-DIFOPSH_WITH_CGAL)
+set(SWIG_DEFINES ${SWIG_DEFINES} -DIFOPSH_WITH_CGAL)
 list(APPEND GEOMETRY_KERNELS cgal)
 endif()
 endif()
 
 if (WITH_OPENCASCADE)
 add_definitions(-DIFOPSH_WITH_OPENCASCADE)
+set(SWIG_DEFINES ${SWIG_DEFINES} -DIFOPSH_WITH_OPENCASCADE)
 list(APPEND GEOMETRY_KERNELS opencascade)
 endif()
 
@@ -859,7 +861,7 @@ set_target_properties(Serializers PROPERTIES COMPILE_FLAGS "-DIFC_GEOM_EXPORTS $
 
 TARGET_LINK_LIBRARIES(Serializers ${SERIALIZER_SCHEMA_LIBRARIES} ${OPENCOLLADA_LIBRARIES})
 
-endif(BUILD_CONVERT or BUILD_IFCPYTHON)
+endif()
 
 if (BUILD_CONVERT)
 
@@ -888,7 +890,7 @@ INSTALL(TARGETS IfcConvert
 endif(BUILD_CONVERT)
 
 # IfcGeomServer
-if(NOT MINIMAL_BUILD AND BUILD_GEOMSERVER)
+if(NOT MINIMAL_BUILD AND BUILD_GEOMSERVER AND WITH_OPENCASCADE)
 
 file(GLOB CPP_FILES ../src/ifcgeomserver/*.cpp)
 file(GLOB H_FILES ../src/ifcgeomserver/*.h)

src/examples/CMakeLists.txt

@@ -21,6 +21,8 @@ ADD_EXECUTABLE(IfcParseExamples IfcParseExamples.cpp)
 TARGET_LINK_LIBRARIES(IfcParseExamples IfcParse)
 set_target_properties(IfcParseExamples PROPERTIES FOLDER Examples)
 
+if (WITH_OPENCASCADE)
+
 ADD_EXECUTABLE(IfcOpenHouse IfcOpenHouse.cpp)
 TARGET_LINK_LIBRARIES(IfcOpenHouse ${IFCOPENSHELL_LIBRARIES} ${OPENCASCADE_LIBRARIES})
 set_target_properties(IfcOpenHouse PROPERTIES FOLDER Examples)
@@ -28,3 +30,6 @@ set_target_properties(IfcOpenHouse PROPERTIES FOLDER Examples)
 ADD_EXECUTABLE(IfcAdvancedHouse IfcAdvancedHouse.cpp)
 TARGET_LINK_LIBRARIES(IfcAdvancedHouse ${IFCOPENSHELL_LIBRARIES} ${OPENCASCADE_LIBRARIES})
 set_target_properties(IfcAdvancedHouse PROPERTIES FOLDER Examples)
+
+endif()
+

src/ifcconvert/IfcConvert.cpp

@@ -41,12 +41,16 @@
 
 #include "../ifcparse/utils.h"
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #include <Standard_Version.hxx>
 
 #if OCC_VERSION_HEX < 0x60900
 #include <IGESControl_Controller.hxx>
 #endif
 
+#endif
+
 #include <boost/program_options.hpp>
 #include <boost/make_shared.hpp>
 
@@ -54,6 +58,7 @@
 #include <sstream>
 #include <set>
 #include <time.h>
+#include <iomanip>
 
 #if USE_VLD
 #include <vld.h>
@@ -86,7 +91,11 @@ namespace po = boost::program_options;
 
 void print_version()
 {
-    cout_ << "IfcOpenShell IfcConvert " << IFCOPENSHELL_VERSION << " (OCC " << OCC_VERSION_STRING_EXT << ")\n";
+    cout_ << "IfcOpenShell IfcConvert " << IFCOPENSHELL_VERSION;
+#ifdef IFOPSH_WITH_OPENCASCADE
+    cout_ << " (OCC " << OCC_VERSION_STRING_EXT << ")";
+#endif
+    cout_ << "\n";
 }
 
 void print_usage(bool suggest_help = true)
@@ -383,7 +392,9 @@ int main(int argc, char** argv) {
 	std::string section_ref, elevation_ref, elevation_ref_guid;
 	// "none", "full" or "left"
 	std::string storey_height_display;
+#ifdef IFOPSH_WITH_OPENCASCADE
 	SvgSerializer::storey_height_display_types svg_storey_height_display = SvgSerializer::SH_NONE;
+#endif
 
     po::options_description serializer_options("Serialization options");
     serializer_options.add_options()
@@ -549,6 +560,7 @@ int main(int argc, char** argv) {
         return EXIT_FAILURE;
     }
 
+#ifdef IFOPSH_WITH_OPENCASCADE
 	if (vmap.count("draw-storey-heights")) {
 		boost::to_lower(storey_height_display);
 
@@ -564,6 +576,7 @@ int main(int argc, char** argv) {
 			return EXIT_FAILURE;
 		}
 	}
+#endif
     
 	if (vmap.count("log-format") == 1) {
 		boost::to_lower(log_format);
@@ -861,6 +874,7 @@ int main(int argc, char** argv) {
 	} else if (output_extension == GLB) {
 		serializer = boost::make_shared<GltfSerializer>(IfcUtil::path::to_utf8(output_temp_filename), settings);
 #endif
+#ifdef IFOPSH_WITH_OPENCASCADE
 	} else if (output_extension == STP) {
 		serializer = boost::make_shared<StepSerializer>(IfcUtil::path::to_utf8(output_temp_filename), settings);
 	} else if (output_extension == IGS) {
@@ -872,15 +886,13 @@ int main(int argc, char** argv) {
 	} else if (output_extension == SVG) {
 		settings.set(IfcGeom::IteratorSettings::DISABLE_TRIANGULATION, true);
 		serializer = boost::make_shared<SvgSerializer>(IfcUtil::path::to_utf8(output_temp_filename), settings);
-	}
 #ifdef WITH_HDF5
-	else if (output_extension == HDF) {
+	} else if (output_extension == HDF) {
 		settings.set(IfcGeom::IteratorSettings::DISABLE_TRIANGULATION, true);
 		serializer = boost::make_shared<HdfSerializer>(IfcUtil::path::to_utf8(output_temp_filename), settings);
-	}
 #endif
-	
+#endif	
-	else {
+	} else {
         cerr_ << "[Error] Unknown output filename extension '" << output_extension << "'\n";
 		write_log(!quiet);
 		print_usage();
@@ -1003,7 +1015,7 @@ int main(int argc, char** argv) {
 
 	IfcGeom::Iterator context_iterator(geometry_kernel, settings, ifc_file, filter_funcs, num_threads);
 
-#ifdef WITH_HDF5
+#if defined(WITH_HDF5) && defined(IFOPSH_WITH_OPENCASCADE)
 	std::unique_ptr<HdfSerializer> cache;
 	if (vmap.count("cache-file") || vmap.count("cache")) {
 		if (!vmap.count("cache-file")) {
@@ -1028,6 +1040,7 @@ int main(int argc, char** argv) {
 
 	serializer->setFile(context_iterator.file());
 
+#ifdef IFOPSH_WITH_OPENCASCADE
 	if (output_extension == SVG) {
 		if (vmap.count("section-height-from-storeys") != 0) {
 			if (vmap.count("section-height")) {
@@ -1099,6 +1112,7 @@ int main(int argc, char** argv) {
 			);
 		}		
 	}
+#endif
 
     if (convert_back_units) {
 		serializer->setUnitNameAndMagnitude(context_iterator.unit_name(), static_cast<float>(context_iterator.unit_magnitude()));

src/ifcgeom/AbstractKernel.cpp

@@ -1,6 +1,7 @@
 #include "AbstractKernel.h"
 
 #include "../ifcgeom/IfcGeomElement.h"
+#include "../ifcgeom/ConversionSettings.h"
 
 #ifdef IFOPSH_WITH_OPENCASCADE
 #include "../ifcgeom/kernels/opencascade/OpenCascadeKernel.h"
@@ -11,6 +12,8 @@
 #include "../ifcgeom/kernels/cgal/CgalKernel.h"
 #endif
 
+using namespace ifcopenshell::geometry;
+
 bool ifcopenshell::geometry::kernels::AbstractKernel::convert(const taxonomy::item* item, IfcGeom::ConversionResults& results) {
 	// std::stringstream ss;
 	// item->print(ss);

src/ifcgeom/ConversionResult.h

@@ -24,9 +24,6 @@
 #include "../ifcgeom/IteratorSettings.h"
 #include "../ifcgeom/taxonomy.h"
 
-#include <gp_GTrsf.hxx>
-#include <TopoDS_Shape.hxx>
-
 #include <vector>
 
 namespace IfcGeom {	

src/ifcgeom/Converter.cpp

@@ -45,8 +45,6 @@ IfcGeom::BRepElement* ifcopenshell::geometry::Converter::create_brep_for_represe
 	}
 
 	if (settings_.get(IfcGeom::IteratorSettings::APPLY_LAYERSETS)) {
-		TopoDS_Shape merge;
-		
 		ifcopenshell::geometry::layerset_information layerinfo;
 		std::vector<ifcopenshell::geometry::endpoint_connection> neighbours;
 		std::map<IfcUtil::IfcBaseEntity*, ifcopenshell::geometry::layerset_information> neigbour_layers;

src/ifcgeom/IfcGeomRepresentation.cpp

@@ -19,6 +19,11 @@
 
 #include "IfcGeomRepresentation.h"
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+#include "../ifcparse/IfcLogger.h"
+#include "../ifcgeom/kernels/opencascade/OpenCascadeConversionResult.h"
+#include "../ifcgeom/kernels/opencascade/base_utils.h"
+
 #include <BRep_Tool.hxx>
 #include <BRepTools.hxx>
 #include <BRep_Builder.hxx>
@@ -28,49 +33,6 @@
 #include <GProp_GProps.hxx>
 #include <TopoDS.hxx>
 
-#include "../ifcparse/IfcLogger.h"
-#include "../ifcgeom/kernels/opencascade/OpenCascadeConversionResult.h"
-#include "../ifcgeom/kernels/opencascade/base_utils.h"
-
-IfcGeom::Representation::Serialization::Serialization(const BRep& brep)
-	: Representation(brep.settings())
-	, id_(brep.id())
-{
-	ConversionResultShape* shape = brep.as_compound();
-	TopoDS_Compound compound = TopoDS::Compound(((ifcopenshell::geometry::OpenCascadeShape*)shape)->shape());
-	delete shape;
-
-	for (auto it = brep.begin(); it != brep.end(); ++it) {
-		int sid = -1;
-
-		if (it->hasStyle()) {
-			const auto& clr = it->Style().diffuse.ccomponents();
-			surface_styles_.push_back(clr(0));
-			surface_styles_.push_back(clr(1));
-			surface_styles_.push_back(clr(2));
-
-			sid = it->Style().instance ? it->Style().instance->data().id() : -1;
-		} else {
-			surface_styles_.push_back(-1.);
-			surface_styles_.push_back(-1.);
-			surface_styles_.push_back(-1.);
-		}
-
-		if (it->hasStyle() && it->Style().has_transparency()) {
-			surface_styles_.push_back(1. - it->Style().transparency);
-		} else {
-			surface_styles_.push_back(1.);
-		}
-
-		surface_style_ids_.push_back(sid);
-	}
-
-	std::stringstream sstream;
-	BRepTools::Write(compound,sstream);
-	brep_data_ = sstream.str();
-}
-
-// todo copied from kernel
 #include <BRepBuilderAPI_Transform.hxx>
 #include <BRepBuilderAPI_GTransform.hxx>
 
@@ -95,41 +57,6 @@ TopoDS_Shape apply_transformation(const TopoDS_Shape& s, const gp_GTrsf& t) {
 	}
 }
 
-IfcGeom::ConversionResultShape* IfcGeom::Representation::BRep::as_compound(bool force_meters) const {
-	TopoDS_Compound compound;
-	BRep_Builder builder;
-	builder.MakeCompound(compound);
-
-	for (auto it = begin(); it != end(); ++it) {
-		const TopoDS_Shape& s = *(ifcopenshell::geometry::OpenCascadeShape*)it->Shape();
-
-		// @todo, check
-		gp_GTrsf trsf;
-		if (it->Placement().components_) {
-			gp_Trsf tr;
-			const auto& m = it->Placement().ccomponents();
-			tr.SetValues(
-				m(0, 0), m(0, 1), m(0, 2), m(0, 3),
-				m(1, 0), m(1, 1), m(1, 2), m(1, 3),
-				m(2, 0), m(2, 1), m(2, 2), m(2, 3)
-			);
-			trsf = tr;
-		}
-
-		if (!force_meters && settings().get(IteratorSettings::CONVERT_BACK_UNITS)) {
-			gp_Trsf scale;
-			scale.SetScaleFactor(1.0 / settings().unit_magnitude());
-			trsf.PreMultiply(scale);
-		}
-
-		const TopoDS_Shape moved_shape = apply_transformation(s, trsf);
-		builder.Add(compound, moved_shape);
-	}
-
-	return new ifcopenshell::geometry::OpenCascadeShape(compound);
-}
-
-
 namespace {
 	void accumulate(const gp_Ax3& ax, const gp_Dir& normal, double area, double& along_x, double& along_y, double& along_z) {
 		along_x += area * fabs(ax.XDirection().Dot(normal));
@@ -212,8 +139,91 @@ namespace {
 		}
 	}
 }
+#endif
+
+IfcGeom::Representation::Serialization::Serialization(const BRep& brep)
+	: Representation(brep.settings())
+	, id_(brep.id())
+{
+#ifdef IFOPSH_WITH_OPENCASCADE
+	ConversionResultShape* shape = brep.as_compound();
+	TopoDS_Compound compound = TopoDS::Compound(((ifcopenshell::geometry::OpenCascadeShape*)shape)->shape());
+	delete shape;
+
+	for (auto it = brep.begin(); it != brep.end(); ++it) {
+		int sid = -1;
+
+		if (it->hasStyle()) {
+			const auto& clr = it->Style().diffuse.ccomponents();
+			surface_styles_.push_back(clr(0));
+			surface_styles_.push_back(clr(1));
+			surface_styles_.push_back(clr(2));
+
+			sid = it->Style().instance ? it->Style().instance->data().id() : -1;
+		} else {
+			surface_styles_.push_back(-1.);
+			surface_styles_.push_back(-1.);
+			surface_styles_.push_back(-1.);
+		}
+
+		if (it->hasStyle() && it->Style().has_transparency()) {
+			surface_styles_.push_back(1. - it->Style().transparency);
+		} else {
+			surface_styles_.push_back(1.);
+		}
+
+		surface_style_ids_.push_back(sid);
+	}
+
+	std::stringstream sstream;
+	BRepTools::Write(compound,sstream);
+	brep_data_ = sstream.str();
+#else
+	throw std::runtime_error("Not available without Open Cascade");
+#endif
+}
+
+IfcGeom::ConversionResultShape* IfcGeom::Representation::BRep::as_compound(bool force_meters) const {
+#ifdef IFOPSH_WITH_OPENCASCADE
+	TopoDS_Compound compound;
+	BRep_Builder builder;
+	builder.MakeCompound(compound);
+
+	for (auto it = begin(); it != end(); ++it) {
+		const TopoDS_Shape& s = *(ifcopenshell::geometry::OpenCascadeShape*)it->Shape();
+
+		// @todo, check
+		gp_GTrsf trsf;
+		if (it->Placement().components_) {
+			gp_Trsf tr;
+			const auto& m = it->Placement().ccomponents();
+			tr.SetValues(
+				m(0, 0), m(0, 1), m(0, 2), m(0, 3),
+				m(1, 0), m(1, 1), m(1, 2), m(1, 3),
+				m(2, 0), m(2, 1), m(2, 2), m(2, 3)
+			);
+			trsf = tr;
+		}
+
+		if (!force_meters && settings().get(IteratorSettings::CONVERT_BACK_UNITS)) {
+			gp_Trsf scale;
+			scale.SetScaleFactor(1.0 / settings().unit_magnitude());
+			trsf.PreMultiply(scale);
+		}
+
+		const TopoDS_Shape moved_shape = apply_transformation(s, trsf);
+		builder.Add(compound, moved_shape);
+	}
+
+	return new ifcopenshell::geometry::OpenCascadeShape(compound);
+#else
+        throw std::runtime_error("Not available without Open Cascade");
+#endif
+}
+
 
 bool IfcGeom::Representation::BRep::calculate_surface_area(double& area) const {
+#ifdef IFOPSH_WITH_OPENCASCADE
 	try {
 		area = 0.;
 
@@ -228,9 +238,13 @@ bool IfcGeom::Representation::BRep::calculate_surface_area(double& area) const {
 		Logger::Error("Error during calculation of surface area");
 		return false;
 	}
+#else
+        throw std::runtime_error("Not available without Open Cascade");
+#endif
 }
 
 bool IfcGeom::Representation::BRep::calculate_volume(double& volume) const {
+#ifdef IFOPSH_WITH_OPENCASCADE
 	try {
 		volume = 0.;
 
@@ -249,9 +263,13 @@ bool IfcGeom::Representation::BRep::calculate_volume(double& volume) const {
 		Logger::Error("Error during calculation of volume");
 		return false;
 	}
+#else
+        throw std::runtime_error("Not available without Open Cascade");
+#endif
 }
 
 bool IfcGeom::Representation::BRep::calculate_projected_surface_area(const ifcopenshell::geometry::taxonomy::matrix4& place, double & along_x, double & along_y, double & along_z) const {
+#ifdef IFOPSH_WITH_OPENCASCADE
 	try {
 		gp_GTrsf trsf;
 
@@ -291,6 +309,9 @@ bool IfcGeom::Representation::BRep::calculate_projected_surface_area(const ifcop
 		Logger::Error("Error during calculation of projected surface area");
 		return false;
 	}
+#else
+        throw std::runtime_error("Not available without Open Cascade");
+#endif
 }
 
 IfcGeom::Representation::Triangulation::Triangulation(const BRep& shape_model)

src/ifcgeom/Iterator.h

@@ -681,13 +681,17 @@ namespace IfcGeom {
 				m4 = ((taxonomy::geom_item*) converter_->mapping()->map(ifc_product))->matrix;
 			} catch (const std::exception& e) {
 				Logger::Error(e);
-			} catch (const Standard_Failure& e) {
+			}
+#ifdef IFOPSH_WITH_OPENCASCADE
+			catch (const Standard_Failure& e) {
 				if (e.GetMessageString() && strlen(e.GetMessageString())) {
 					Logger::Error(e.GetMessageString());
 				} else {
 					Logger::Error("Unknown error returning product");
 				}
-			} catch (...) {
+			}
+#endif
+			catch (...) {
 				Logger::Error("Unknown error returning product");
 			}
 
@@ -703,13 +707,17 @@ namespace IfcGeom {
 				product = create_shape_model_for_next_entity();
 			} catch (const std::exception& e) {
 				Logger::Error(e);
-			} catch (const Standard_Failure& e) {
+			}
+#ifdef IFOPSH_WITH_OPENCASCADE
+			catch (const Standard_Failure& e) {
 				if (e.GetMessageString() && strlen(e.GetMessageString())) {
 					Logger::Error(e.GetMessageString());
 				} else {
 					Logger::Error("Unknown error creating geometry");
 				}
-			} catch (...) {
+			}
+#endif
+			catch (...) {
 				Logger::Error("Unknown error creating geometry");
 			}
 			return product;

src/ifcgeom/mapping/IfcAnnotationFillArea.cpp

@@ -17,10 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <BRepBuilderAPI_MakeFace.hxx>
-#include <TopoDS_Wire.hxx>
-#include <TopoDS_Face.hxx>
-#include <ShapeFix_Shape.hxx>
 #include "mapping.h"
 
 #define mapping POSTFIX_SCHEMA(mapping)

src/ifcgeom/mapping/IfcAxis1Placement.cpp

@@ -17,8 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <gp_Pnt.hxx>
-#include <gp_Dir.hxx>
 #include "mapping.h"
 #define mapping POSTFIX_SCHEMA(mapping)
 

src/ifcgeom/mapping/IfcAxis2Placement2D.cpp

@@ -17,12 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <gp_Pnt.hxx>
-#include <gp_Dir.hxx>
-#include <gp_Pnt2d.hxx>
-#include <gp_Dir2d.hxx>
-#include <gp_Trsf2d.hxx>
-#include <gp_Ax2d.hxx>
 #include "mapping.h"
 
 #define mapping POSTFIX_SCHEMA(mapping)

src/ifcgeom/mapping/IfcAxis2Placement3D.cpp

@@ -17,11 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <gp_Pnt.hxx>
-#include <gp_Vec.hxx>
-#include <gp_Dir.hxx>
-#include <gp_Trsf.hxx>
-#include <gp_Ax3.hxx>
 #include "mapping.h"
 
 #define mapping POSTFIX_SCHEMA(mapping)

src/ifcgeom/mapping/IfcBlock.cpp

@@ -17,8 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <gp_Trsf.hxx>
-#include <BRepPrimAPI_MakeBox.hxx>
 #include "mapping.h"
 #define mapping POSTFIX_SCHEMA(mapping)
 

src/ifcgeom/mapping/IfcBooleanResult.cpp

@@ -17,8 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <TopoDS_Wire.hxx>
-#include <Standard_Version.hxx>
 #include "mapping.h"
 
 #define mapping POSTFIX_SCHEMA(mapping)

src/ifcgeom/mapping/IfcBoundingBox.cpp

@@ -17,8 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <gp_Pnt.hxx>
-#include <BRepPrimAPI_MakeBox.hxx>
 #include "mapping.h"
 #define mapping POSTFIX_SCHEMA(mapping)
 

src/ifcgeom/mapping/IfcCartesianTransformationOperator3D.cpp

@@ -17,11 +17,6 @@
  *                                                                              *
  ********************************************************************************/
 
-#include <gp_Pnt.hxx>
-#include <gp_Dir.hxx>
-#include <gp_Trsf.hxx>
-#include <gp_Ax3.hxx>
-
 #include "mapping.h"
 #define mapping POSTFIX_SCHEMA(mapping)
 using namespace ifcopenshell::geometry;

src/ifcwrap/IfcGeomWrapper.i

@@ -73,6 +73,8 @@
 %include "../serializers/XmlSerializer.h"
 %include "../serializers/GltfSerializer.h"
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 %template(ray_intersection_results) std::vector<IfcGeom::ray_intersection_result>;
 
 // A Template instantantation should be defined before it is used as a base class. 
@@ -138,6 +140,8 @@
 
 }
 
+#endif
+
 // A visitor
 %{
 struct ShapeRTTI : public boost::static_visitor<PyObject*>
@@ -551,6 +555,8 @@ struct ShapeRTTI : public boost::static_visitor<PyObject*>
 	}
 %}
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 %inline %{
 	IfcUtil::IfcBaseClass* serialise(const std::string& schema_name, const std::string& shape_str, bool advanced=true) {
 		std::stringstream stream(shape_str);
@@ -571,6 +577,8 @@ struct ShapeRTTI : public boost::static_visitor<PyObject*>
 	}
 %}
 
+#endif
+
 %ignore svgfill::svg_to_line_segments;
 %ignore svgfill::line_segments_to_polygons;
 

src/ifcwrap/IfcPython.i

@@ -80,9 +80,13 @@
 %{
 	#include "../ifcgeom/Iterator.h"
 	#include "../ifcgeom/taxonomy.h"
+#ifdef IFOPSH_WITH_OPENCASCADE
 	#include "../ifcgeom/Serialization/Serialization.h"
 	#include "../ifcgeom/kernels/opencascade/IfcGeomTree.h"
 
+	#include <BRepTools_ShapeSet.hxx>
+#endif
+
 	#include "../serializers/SvgSerializer.h"
 	#include "../serializers/WavefrontObjSerializer.h"
 	#include "../serializers/HdfSerializer.h"
@@ -121,8 +125,6 @@
 	#include "../ifcparse/utils.h"
 
 	#include "../svgfill/src/svgfill.h"
-
-	#include <BRepTools_ShapeSet.hxx>
 %}
 
 // Create docstrings for generated python code.
@@ -137,8 +139,12 @@
 %module ifcopenshell_wrapper %{
 	#include "../ifcgeom/Converter.h"
 	#include "../ifcgeom/taxonomy.h"
+#ifdef IFOPSH_WITH_OPENCASCADE
 	#include "../ifcgeom/Serialization/Serialization.h"
 	#include "../ifcgeom/kernels/opencascade/IfcGeomTree.h"
+
+	#include <BRepTools_ShapeSet.hxx>
+#endif
 	#include "../ifcgeom/Iterator.h"
 
 	#include "../serializers/SvgSerializer.h"
@@ -181,8 +187,6 @@
 	#include "../ifcparse/utils.h"
 
 	#include "../svgfill/src/svgfill.h"
-
-	#include <BRepTools_ShapeSet.hxx>
 %}
 
 %include "IfcGeomWrapper.i"

src/serializers/HdfSerializer.cpp

@@ -17,7 +17,7 @@
  *                                                                              *
  ********************************************************************************/
 
-#ifdef WITH_HDF5
+#if defined(WITH_HDF5) && defined(IFOPSH_WITH_OPENCASCADE)
 
 #include "HdfSerializer.h"
 

src/serializers/HdfSerializer.h

@@ -20,7 +20,7 @@
 #ifndef HDFSERIALIZER_H
 #define HDFSERIALIZER_H
 
-#ifdef WITH_HDF5
+#if defined(WITH_HDF5) && defined(IFOPSH_WITH_OPENCASCADE)
 
 #include <set>
 #include <string>

src/serializers/IgesSerializer.h

@@ -17,6 +17,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #ifndef IGESSERIALIZER_H
 #define IGESSERIALIZER_H
 
@@ -62,3 +64,4 @@ public:
 };
 
 #endif
+#endif

src/serializers/OpenCascadeBasedSerializer.cpp

@@ -17,6 +17,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #include "OpenCascadeBasedSerializer.h"
 
 #include "../ifcparse/utils.h"
@@ -62,3 +64,6 @@ const char* OpenCascadeBasedSerializer::getSymbolForUnitMagnitude(float mag) {
 		return 0;
 	}
 }
+
+#endif
+

src/serializers/OpenCascadeBasedSerializer.h

@@ -17,6 +17,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #ifndef OPENCASCADEBASEDSERIALIZER_H
 #define OPENCASCADEBASEDSERIALIZER_H
 
@@ -47,3 +49,4 @@ public:
 };
 
 #endif
+#endif

src/serializers/StepSerializer.h

@@ -17,6 +17,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #ifndef STEPSERIALIZER_H
 #define STEPSERIALIZER_H
 
@@ -59,3 +61,4 @@ public:
 };
 
 #endif
+#endif

src/serializers/SvgSerializer.cpp

@@ -19,6 +19,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #include "../ifcgeom/abstract_mapping.h"
 
 #include <string>
@@ -2437,3 +2439,5 @@ std::string SvgSerializer::writeMetadata(const drawing_meta& m) {
 	return namespace_prefix_ + "plane=\""+ array_to_string(m4) +"\" " +
 		namespace_prefix_ + "matrix3=\"" + array_to_string(m.matrix_3) + "\"";
 }
+
+#endif

src/serializers/SvgSerializer.h

@@ -19,6 +19,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#ifdef IFOPSH_WITH_OPENCASCADE
+
 #ifndef SVGSERIALIZER_H
 #define SVGSERIALIZER_H
 
@@ -343,3 +345,4 @@ protected:
 };
 
 #endif
+#endif