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cgal kernel: permissiveness for multiple outer bounds in face

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This commit is contained in:
Thomas Krijnen
2023-09-14 21:57:49 +02:00
parent 179e3049dd
commit 380cf4eca5
2 changed files with 18 additions and 15 deletions
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src/ifcgeom/kernels/cgal/CgalKernel.cpp
+17 -14
View File
@@ -189,10 +189,8 @@ bool CgalKernel::convert(const taxonomy::shell::ptr l, cgal_shape_t& shape) {
std::list<cgal_face_t> face_list;
for (auto& f : l->children) {
bool success = false;
cgal_face_t face;
try {
success = convert(f, face);
success = convert(f, face_list);
} catch (...) {}
if (!success) {
@@ -204,22 +202,20 @@ bool CgalKernel::convert(const taxonomy::shell::ptr l, cgal_shape_t& shape) {
// for (auto &point: face.outer) {
// std::cout << "\tPoint(" << point << ")" << std::endl;
// }
face_list.push_back(face);
}
shape = utils::create_polyhedron(face_list);
return shape.size_of_facets();
}
bool CgalKernel::convert(const taxonomy::face::ptr face, cgal_face_t& result) {
bool CgalKernel::convert(const taxonomy::face::ptr face, std::list<cgal_face_t>& result) {
int num_outer_bounds = 0;
for (auto& bound : face->children) {
if (bound->external.get_value_or(false)) num_outer_bounds++;
}
if (num_outer_bounds != 1) {
if (num_outer_bounds != 1 && num_outer_bounds != face->children.size()) {
Logger::Message(Logger::LOG_ERROR, "Invalid configuration of boundaries for:", face->instance);
return false;
}
@@ -241,9 +237,16 @@ bool CgalKernel::convert(const taxonomy::face::ptr face, cgal_face_t& result) {
} else {
mf.inner.push_back(wire);
}
if (num_outer_bounds > 1) {
result.push_back(mf);
mf = cgal_face_t{};
}
}
result = mf;
if (num_outer_bounds == 1) {
result.push_back(mf);
}
// std::cout << "Face: " << std::endl;
// for (auto &point: face.outer) {
@@ -1114,12 +1117,12 @@ bool CgalKernel::convert(const taxonomy::extrusion::ptr extrusion, cgal_shape_t
return false;
}
cgal_face_t bottom_face;
if (!convert(extrusion->basis, bottom_face)) {
std::list<cgal_face_t> bottom_face;
if (!convert(extrusion->basis, bottom_face) || bottom_face.size() != 1) {
return false;
}
return process_extrusion(bottom_face, extrusion->direction, extrusion->depth, shape);
return process_extrusion(bottom_face.front(), extrusion->direction, extrusion->depth, shape);
}
CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_cube(double d) {
@@ -1844,14 +1847,14 @@ bool CgalKernel::convert_impl(const taxonomy::boolean_result::ptr br, Conversion
}
if (!face->children.empty()) {
cgal_face_t f;
if (!convert(face, f)) {
std::list<cgal_face_t> fs;
if (!convert(face, fs) || fs.size() != 1) {
return false;
}
// static
auto z = taxonomy::make<taxonomy::direction3>(0, 0, 1);
cgal_shape_t poly;
process_extrusion(f, z, 200, poly);
process_extrusion(fs.front(), z, 200, poly);
for (auto& v : vertices(poly)) {
v->point() = Kernel_::Point_3(
v->point().cartesian(0),
src/ifcgeom/kernels/cgal/CgalKernel.h
+1 -1
View File
@@ -100,7 +100,7 @@ namespace ifcopenshell {
void remove_duplicate_points_from_loop(cgal_wire_t& polygon);
bool convert(const taxonomy::extrusion::ptr, cgal_shape_t&);
bool convert(const taxonomy::face::ptr, cgal_face_t&);
bool convert(const taxonomy::face::ptr, std::list<cgal_face_t>&);
bool convert(const taxonomy::loop::ptr, cgal_wire_t&);
// bool convert(const taxonomy::matrix4::ptr, cgal_placement_t&);
bool convert(const taxonomy::shell::ptr, cgal_shape_t&);