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56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
/*
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This Source Code Form is subject to the
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terms of the Mozilla Public License, v.
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2.0. If a copy of the MPL was not
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distributed with this file, You can
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obtain one at
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http://mozilla.org/MPL/2.0/.
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*/
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#pragma once
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#include <string>
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#include <vector>
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// structure gauge (skrajnia budowli): the space along the track which has to stay clear of the objects
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namespace gauge
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{
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// right half of the outline on a straight track, in metres: half-width from the axis and height above the rail top,
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// listed from the bottom up; the left half is the mirror
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struct profile
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{
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std::string name;
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struct point
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{
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double half_width{0.0};
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double height{0.0};
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};
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std::vector<point> outline;
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};
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// starting points of the outlines, approximations to verify against PN-69/K-02057
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std::vector<profile> default_profiles();
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// outlines kept in the file, the defaults when there's none
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std::vector<profile> load_profiles(std::string const &File);
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void save_profiles(std::string const &File, std::vector<profile> const &Profiles);
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// widening of both sides in a curve, from the radius (table 1 of the D1 annex 11), metres
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double curve_widening(double Radius);
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// widening of the inner side of a curve from the tilt of the vehicles on the cant, at the height above the rail top, metres
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double cant_widening(double Cant, double Height);
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// place of the gauge across the track
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struct section
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{
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double radius{0.0}; // 0: straight
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int inner{0}; // side of the curve centre, +1 left or -1 right, 0 on a straight
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double cant{0.0}; // metres
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};
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// half-width of the gauge at the height on the side (+1 left, -1 right), negative above or below the outline
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double half_width(profile const &Profile, section const &Section, double Height, int Side);
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// depth of the point inside the gauge, metres, not positive outside of it. Lateral positive to the left
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double intrusion(profile const &Profile, section const &Section, double Lateral, double Height);
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} // namespace gauge
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