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authorDan Goodliffe <dan@randomdan.homeip.net>2025-05-11 10:15:31 +0100
committerDan Goodliffe <dan@randomdan.homeip.net>2025-05-11 10:15:31 +0100
commit2a768eed79e1dbccd389a31a0d593729c9aef4f8 (patch)
treef63c1e7ef1f9eca4cc32789ace568813b9571cea /game/network/link.cpp
parentFix conditional render of rail links (diff)
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Link helper to get an End pointer based on position
Diffstat (limited to 'game/network/link.cpp')
-rw-r--r--game/network/link.cpp12
1 files changed, 12 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)}
{