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feat(editor): K on a track is a break of the grade, as a point of a road: the track split at the cursor, the point between the two at the height of the ground and the ballast there, each of them an even grade from its other end up to it

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Selftest kbreak: K on the track nearest a point, logs the joint against the ground.
This commit is contained in:
maj00r
2026-10-24 18:41:25 +02:00
parent 641619e13f
commit 9625b4b3d9
6 changed files with 57 additions and 9 deletions
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31
application/editormodeselftestscene.cpp
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@@ -93,6 +93,37 @@ editor_mode::selftest_result editor_mode::selftest_scene(std::string const &comm
WriteLog(format("SELFTEST selectat %.1f %.1f: %s", point.x, point.z, m_node != nullptr ? m_node->name().c_str() : "nothing"));
return selftest_result::handled;
}
if (command == "kbreak")
{
// K on the track nearest the point: split there, the point between at the height of the ground and the ballast
glm::dvec3 point{0.0};
words >> point.x >> point.z;
TTrack *nearest{nullptr};
double distance{1e9};
for (auto *track : simulation::Paths.sequence())
if (track != nullptr && false == track->m_editorremoved && false == track->m_paths.empty() && track->eType == tt_Normal)
if (auto const d{geometry::plan_distance(editor_track::point_at(*track, editor_track::nearest_parameter(*track, point)), point)}; d < distance)
{
distance = d;
nearest = track;
}
if (nearest == nullptr || distance > 3.0)
{
WriteLog(format("SELFTEST kbreak %.1f %.1f: no track", point.x, point.z));
return selftest_result::handled;
}
auto const tracks{simulation::Paths.sequence().size()};
split_track_at(*nearest, point);
auto const &path{nearest->m_paths.front()};
auto const joint{path.points[segment_data::point::end]};
std::vector<char> found;
auto const ground{ground_heights({glm::dvec3{joint.x, joint.y + 50.0, joint.z}}, true, &found).front()};
geometry::bezier const curve{path};
auto const rise = [](glm::dvec3 const &Tangent) { return 1000.0 * Tangent.y / std::max(1e-9, glm::length(geometry::plan_of(Tangent))); };
WriteLog(format("SELFTEST kbreak %s: %zu tracks more, joint %.2f %.3f %.2f, ground %.3f (found %d), grade %.2f -> %.2f permille", nearest->name().c_str(), simulation::Paths.sequence().size() - tracks, joint.x, joint.y, joint.z, ground, found[0], rise(curve.first(0.0)),
rise(curve.first(1.0))));
return selftest_result::handled;
}
if (command == "select")
{
std::string name;