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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2025-05-11 10:15:31 +0100 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2025-05-11 10:15:31 +0100 |
| commit | 2a768eed79e1dbccd389a31a0d593729c9aef4f8 (patch) | |
| tree | f63c1e7ef1f9eca4cc32789ace568813b9571cea /game | |
| parent | Fix conditional render of rail links (diff) | |
| download | ilt-2a768eed79e1dbccd389a31a0d593729c9aef4f8.tar.bz2 ilt-2a768eed79e1dbccd389a31a0d593729c9aef4f8.tar.xz ilt-2a768eed79e1dbccd389a31a0d593729c9aef4f8.zip | |
Link helper to get an End pointer based on position
Diffstat (limited to 'game')
| -rw-r--r-- | game/network/link.cpp | 12 | ||||
| -rw-r--r-- | game/network/link.h | 2 |
2 files changed, 14 insertions, 0 deletions
diff --git a/game/network/link.cpp b/game/network/link.cpp index b8ffee2..1a4bb89 100644 --- a/game/network/link.cpp +++ b/game/network/link.cpp @@ -7,6 +7,18 @@ Link::Link(End endA, End endB, float len) : ends {{std::move(endA), std::move(endB)}}, length {len} { } +const Link::End * +Link::endAt(const GlobalPosition3D & queryPos) const +{ + if (ends.front().node->pos == queryPos) { + return &ends.front(); + } + if (ends.back().node->pos == queryPos) { + return &ends.back(); + } + return nullptr; +} + LinkCurve::LinkCurve(GlobalPosition3D centre, RelativeDistance radius, Arc arc) : centreBase {centre}, radius {radius}, arc {std::move(arc)} { diff --git a/game/network/link.h b/game/network/link.h index 0b58558..7ef1387 100644 --- a/game/network/link.h +++ b/game/network/link.h @@ -48,6 +48,8 @@ public: [[nodiscard]] virtual bool intersectRay(const Ray<GlobalPosition3D> &) const = 0; [[nodiscard]] virtual std::vector<GlobalPosition3D> getBase(RelativeDistance width) const = 0; + [[nodiscard]] const End * endAt(const GlobalPosition3D &) const; + std::array<End, 2> ends; float length; |