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Code Issues 150 Wiki Activity

feat(editor): vertical profile editor, grade lines kept in the scenery

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maj00r
2026-10-04 00:14:03 +02:00
parent cdd5c242d1
commit 7371b18910
14 changed files with 2591 additions and 76 deletions
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45
editor/editorTrack.hpp
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@@ -147,6 +147,51 @@ class editor_track
static straight_run straight_beyond(chain const &Chain, bool const Atend, straight_tolerance const &Tolerance);
static double run_reserve(straight_run const &Run);
static TTrack *take_straight(straight_run const &Run, TTrack *Edge, glm::dvec3 const &Joint, glm::dvec3 const &Cut, std::vector<std::pair<TTrack *, state>> &States, std::vector<TTrack *> &Created);
// sequence of paths, switches included, which a train can run along
struct route_span
{
TTrack *track{nullptr};
int path{0};
bool forward{true};
double from{0.0}; // chainage, measured in the plan
double to{0.0};
};
struct route
{
std::vector<route_span> spans;
double length{0.0};
};
static bool find_route(TTrack *From, TTrack *To, route &Route, std::string &Error);
// continues both ways from the path, through switches along their path 0
static route run_route(TTrack &Track, double const Maximum);
static route route_of(chain const &Chain);
struct route_sample
{
double chainage{0.0};
glm::dvec3 position{0.0};
glm::dvec2 direction{0.0, 1.0};
double grade{0.0};
double curvature{0.0}; // signed, 1/m, positive turning left
std::size_t span{0};
};
static std::vector<route_sample> sample_route(route &Route, double const Step);
static double sampled_elevation(std::vector<route_sample> const &Samples, double const Chainage);
static double sampled_grade(std::vector<route_sample> const &Samples, double const Chainage);
// grade of the path which adjoins the end of the route, positive rising along the route
static bool adjoining_grade(route const &Route, bool const Atend, double &Grade);
// path off the route whose end no longer meets the adjoining path in height
struct height_gap
{
TTrack *track{nullptr};
TTrack *neighbour{nullptr};
double gap{0.0}; // neighbour - track
};
// sets elevations of the paths of the route; regular paths are split at the chainages in Breaks,
// switches are tilted as a whole in the plane of their grade, branches included
static std::vector<height_gap> apply_profile(route &Route, std::function<double(double)> const &Elevation, std::function<double(double)> const &Grade, std::vector<double> const &Breaks, std::vector<std::pair<TTrack *, state>> &States, std::vector<TTrack *> &Created);
// carries elevations of the chain over to the new pieces, in proportion of the length
static void keep_heights(chain const &Chain, std::vector<segment_data> &Pieces);
struct switch_template
{
TTrack *source{nullptr};