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Code Issues 150 Wiki Activity

Structure gauge: the lower part turns with the plane of the rail heads on cant

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This commit is contained in:
maj00r
2026-10-04 02:12:14 +02:00
parent 0b5b69d76e
commit 7e78ca8714
3 changed files with 62 additions and 7 deletions
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23
application/editormodegauge.cpp
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@@ -95,6 +95,24 @@ gauge_line make_line(editor_track::route &Route, gauge::profile const &Profile)
cant.push_back(sample.cant);
}
line.sections = gauge::sections(Profile.kind, chainage, curvature, cant);
if (false == road)
{
// the outer rail is raised: the side from the nearest curve along the line
std::vector<double> sides(curvature.size(), 0.0);
double side{0.0};
for (std::size_t i = 0; i < curvature.size(); ++i)
sides[i] = side = std::abs(curvature[i]) > 1e-6 ? (curvature[i] > 0.0 ? 1.0 : -1.0) : side;
side = 0.0;
for (std::size_t i = curvature.size(); i-- > 0;)
{
if (std::abs(curvature[i]) > 1e-6)
side = curvature[i] > 0.0 ? 1.0 : -1.0;
else if (sides[i] == 0.0)
sides[i] = side;
}
for (std::size_t i = 0; i < curvature.size(); ++i)
line.sections[i].tilt = -sides[i] * std::min(1.0, cant[i] / 1.5);
}
if (road)
for (std::size_t i = 0; i < line.samples.size(); ++i)
line.sections[i].base = carriageway(line.route.spans[line.samples[i].span], line.samples[i].chainage);
@@ -350,9 +368,8 @@ void build_tunnel(gauge_line const &Line, std::vector<glm::dvec3> &Surface, std:
for (int side : {-1, 1})
for (std::size_t j = 0; j < profile.outline.size(); ++j)
{
auto const &point{profile.outline[side < 0 ? j : profile.outline.size() - 1 - j]};
auto const width{Line.sections[Index].base + point.half_width + gauge::widening(Line.sections[Index], point.height, side)};
points.push_back(lift(Line.samples[Index], side * width, point.height));
auto const point{gauge::outline_point(profile, Line.sections[Index], side < 0 ? j : profile.outline.size() - 1 - j, side)};
points.push_back(lift(Line.samples[Index], point.lateral, point.height));
}
return points;
}};