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https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-11 18:16:40 +00:00
Richard Brice
37 lines
1.0 KiB
C++
37 lines
1.0 KiB
C++
#ifndef PIECEWISE_FUNCTION_IMPL
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#define PIECEWISE_FUNCTION_IMPL
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#include "taxonomy.h"
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namespace ifcopenshell {
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namespace geometry {
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namespace taxonomy {
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struct piecewise_function_impl {
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using spans_t = std::vector<std::pair<double, std::function<Eigen::Matrix4d(double u)>>>;
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piecewise_function_impl(double start, const spans_t& s);
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piecewise_function_impl(double start, const std::vector<piecewise_function::ptr>& pwfs);
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piecewise_function_impl(piecewise_function_impl&&) = default;
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piecewise_function_impl(const piecewise_function_impl&) = default;
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const spans_t& spans() const;
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bool is_empty() const;
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double start() const;
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double end() const;
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double length() const;
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piecewise_function_impl* clone_() const;
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private:
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double start_ = 0.0; // starting value of the pwf
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spans_t spans_;
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//mutable boost::optional<double> length_; // used for length() method
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};
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} // namespace taxonomy
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} // namespace geometry
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} // namespace ifcopenshell
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#endif PIECEWISE_FUNCTION_IMPL |