mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-16 02:24:30 +00:00
Richard Brice
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
#include "piecewise_function_impl.h"
|
|
#include "profile_helper.h"
|
|
|
|
namespace ifcopenshell {
|
|
|
|
namespace geometry {
|
|
|
|
namespace taxonomy {
|
|
|
|
piecewise_function_impl::piecewise_function_impl(double start, const spans_t& s) : start_(start), spans_(s) {
|
|
}
|
|
|
|
piecewise_function_impl::piecewise_function_impl(double start, const std::vector<piecewise_function::ptr>& pwfs) : start_(start) {
|
|
for (auto& pwf : pwfs) {
|
|
spans_.insert(spans_.end(), pwf->spans().begin(), pwf->spans().end());
|
|
}
|
|
}
|
|
|
|
const piecewise_function_impl::spans_t& piecewise_function_impl::spans() const { return spans_; }
|
|
|
|
bool piecewise_function_impl::is_empty() const { return spans_.empty(); }
|
|
|
|
double piecewise_function_impl::start() const {
|
|
return start_;
|
|
}
|
|
|
|
double piecewise_function_impl::end() const {
|
|
return start_ + length();
|
|
}
|
|
|
|
double piecewise_function_impl::length() const {
|
|
return std::accumulate(spans_.begin(), spans_.end(), 0.0, [](const auto& v, const auto& s) { return v + s.first; });
|
|
|
|
// this is a secondary option where we only compute length once and cache it.
|
|
// mutex is needed to prevent interruption of the accumulation if there is multi-threading
|
|
// skipping this detail for now and just adding up the span lengths every time
|
|
//if (!length_.has_value()) {
|
|
// length_ = std::accumulate(spans_.begin(), spans_.end(), 0.0, [](const auto& v, const auto& s) { return v + s.first; });
|
|
//}
|
|
//return *length_;
|
|
}
|
|
|
|
piecewise_function_impl* piecewise_function_impl::clone_() const { return new piecewise_function_impl(*this); }
|
|
|
|
} // namespace taxonomy
|
|
|
|
} // namespace geometry
|
|
|
|
} // namespace ifcopenshell
|