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Experiment with simple_cartesian<double> kernel

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This commit is contained in:
Thomas Krijnen
2023-04-03 13:34:35 +02:00
parent 49416808d4
commit d12d14e7f2
7 changed files with 104 additions and 21 deletions
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src/ifcgeom/kernels/cgal/CgalKernel.cpp
+26
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@@ -47,6 +47,17 @@ void CgalKernel::remove_duplicate_points_from_loop(cgal_wire_t& polygon) {
}
}
namespace {
struct PolyhedronBuilder : public CGAL::Modifier_base<CGAL::Polyhedron_3<Kernel_>::HalfedgeDS> {
private:
std::list<cgal_face_t> *face_list;
public:
boost::optional<cgal_shape_t> from_soup;
PolyhedronBuilder(std::list<cgal_face_t> *face_list);
void operator()(CGAL::Polyhedron_3<Kernel_>::HalfedgeDS &hds);
};
}
CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_polyhedron(std::list<cgal_face_t> &face_list, bool stitch_borders) {
// Naive creation
@@ -91,6 +102,7 @@ CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_polyhedron(std
return polyhedron;
}
#ifndef IFOPSH_SIMPLE_KERNEL
CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_polyhedron(const CGAL::Nef_polyhedron_3<Kernel_>& nef_polyhedron) {
if (nef_polyhedron.is_simple()) {
try {
@@ -137,6 +149,7 @@ CGAL::Nef_polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_nef_polyhe
return CGAL::Nef_polyhedron_3<Kernel_>();
}
}
#endif
bool CgalKernel::convert(const taxonomy::shell* l, cgal_shape_t& shape) {
auto faces = l->children_as<taxonomy::face>();
@@ -789,6 +802,9 @@ namespace {
bool ifcopenshell::geometry::kernels::CgalKernel::convert_openings(const IfcUtil::IfcBaseEntity * entity, const std::vector<std::pair<taxonomy::item*, ifcopenshell::geometry::taxonomy::matrix4>>& openings, const IfcGeom::ConversionResults & entity_shapes, const ifcopenshell::geometry::taxonomy::matrix4 & entity_trsf, IfcGeom::ConversionResults & cut_shapes)
{
#ifdef IFOPSH_SIMPLE_KERNEL
return false;
#else
CGAL::Nef_nary_union_3<CGAL::Nef_polyhedron_3<Kernel_>> second_operand_collector;
size_t second_operand_collector_size = 0;
@@ -860,6 +876,7 @@ bool ifcopenshell::geometry::kernels::CgalKernel::convert_openings(const IfcUtil
}
return true;
#endif
}
@@ -1161,6 +1178,8 @@ CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_cube(const Ker
return create_polyhedron(face_list);
}
#ifndef IFOPSH_SIMPLE_KERNEL
bool CgalKernel::thin_solid(const CGAL::Nef_polyhedron_3<Kernel_>& a, CGAL::Nef_polyhedron_3<Kernel_>& result) {
// @todo this should be possible as a minkowski sum of facet & cube. rather than a set of boolean ops.
@@ -1249,6 +1268,8 @@ bool CgalKernel::preprocess_boolean_operand(const IfcUtil::IfcBaseClass* log_ref
#include <CGAL/Nef_nary_union_3.h>
#endif
bool CgalKernel::process_as_2d_polygon(const taxonomy::boolean_result* br, std::list<CGAL::Polygon_2<Kernel_>>& loops, double& z0, double& z1) {
// @todo can also be for other boolean operations, just depth/matrix operands are different
if (br->operation != taxonomy::boolean_result::SUBTRACTION) {
@@ -1616,6 +1637,9 @@ bool CgalKernel::convert_impl(const taxonomy::boolean_result* br, ConversionResu
}
#ifdef IFOPSH_SIMPLE_KERNEL
return false;
#else
bool first = true;
CGAL::Nef_polyhedron_3<Kernel_> a;
@@ -1816,6 +1840,8 @@ bool CgalKernel::convert_impl(const taxonomy::boolean_result* br, ConversionResu
br->surface_style ? br->surface_style : first_item_style
));
return true;
#endif
}
PolyhedronBuilder::PolyhedronBuilder(std::list<cgal_face_t>* face_list) {