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#include "railloco.h"
#include "gfx/gl/transform.h"
#include <algorithm>
#include <array>
#include <glm/glm.hpp>
#include <maths.h>
#include <memory>
#include <utility>
#include <vector>
void
RailLoco::tick(TickDuration dur)
{
linkDist += dur.count() * speed;
auto curLink {link.lock()};
while (linkDist > curLink->length) {
location = curLink->positionAt(curLink->length, linkDir);
const auto & nexts {curLink->nexts[1 - linkDir]};
const auto next = std::find_if(nexts.begin(), nexts.end(), [ang = location.GetRot().y](const Link::Next & n) {
return std::abs(normalize(n.first.lock()->ends[n.second].second - ang)) < 0.1F;
});
if (next != nexts.end()) {
linkDist -= curLink->length;
link = next->first;
curLink = link.lock();
linkDir = next->second;
}
else {
linkDist = curLink->length;
speed = 0;
}
}
location = curLink->positionAt(linkDist, linkDir);
}
Brush47::Brush47(const LinkPtr & l) : RailLoco(l, "brush47.obj", "brush47.png") { }
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