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-rw-r--r--game/vehicles/railloco.cpp59
-rw-r--r--game/vehicles/railloco.h51
-rw-r--r--game/vehicles/vehicle.h7
3 files changed, 47 insertions, 70 deletions
diff --git a/game/vehicles/railloco.cpp b/game/vehicles/railloco.cpp
index 2650120..6745c8f 100644
--- a/game/vehicles/railloco.cpp
+++ b/game/vehicles/railloco.cpp
@@ -6,6 +6,7 @@
#include <array>
#include <cache.h>
#include <filesystem>
+#include <functional>
#include <glm/glm.hpp>
#include <iterator>
#include <lib/resource.h>
@@ -52,8 +53,9 @@ RailVehicleClass::bogieOffset(ObjParser & o)
float wheelBase {0};
// offset bogie positions so they can be set directly
for (auto & object : o.objects) { // bogie object index
- if (!object.first.starts_with("Bogie"))
+ if (!object.first.starts_with("Bogie")) {
continue;
+ }
std::set<std::pair<float, int>> vertexIds;
for (const auto & face : object.second) {
for (const auto & faceElement : face) {
@@ -85,13 +87,13 @@ RailVehicle::render(const Shader & shader) const
}
void
-RailLoco::move(TickDuration dur)
+Train::move(TickDuration dur)
{
static std::mt19937 gen(std::random_device {}());
linkDist += dur.count() * speed;
auto curLink {linkHist.getCurrent()};
while (linkDist > curLink.first->length) {
- location = curLink.first->positionAt(curLink.first->length, curLink.second);
+ const auto location = curLink.first->positionAt(curLink.first->length, curLink.second);
auto nexts {curLink.first->nexts[1 - curLink.second]};
auto last = std::remove_if(nexts.begin(), nexts.end(), [ang = location.rot.y](const Link::Next & n) {
return std::abs(normalize(n.first.lock()->ends[n.second].second - ang)) > 0.1F;
@@ -108,8 +110,14 @@ RailLoco::move(TickDuration dur)
}
}
+void
+Train::render(const Shader & shader) const
+{
+ apply(&Renderable::render, shader);
+}
+
Location
-RailLoco::getBogiePosition(float linkDist, float dist) const
+Train::getBogiePosition(float linkDist, float dist) const
{
float b2linkDist {};
const auto b2Link = linkHist.getAt(dist - linkDist, &b2linkDist);
@@ -117,45 +125,22 @@ RailLoco::getBogiePosition(float linkDist, float dist) const
}
void
-RailLoco::updateRailVehiclePosition(RailVehicle * w, float trailBy) const
+RailVehicle::move(const Train * t, float & trailBy)
{
- const auto overhang {(w->rvClass->length - w->rvClass->wheelBase) / 2};
- const auto & b1Pos = w->bogies[0] = getBogiePosition(linkDist, trailBy += overhang);
- const auto & b2Pos = w->bogies[1] = getBogiePosition(linkDist, trailBy + rvClass->wheelBase);
+ const auto overhang {(rvClass->length - rvClass->wheelBase) / 2};
+ const auto & b1Pos = bogies[0] = t->getBogiePosition(t->linkDist, trailBy += overhang);
+ const auto & b2Pos = bogies[1] = t->getBogiePosition(t->linkDist, trailBy += rvClass->wheelBase);
const auto diff = glm::normalize(b2Pos.pos - b1Pos.pos);
- w->location.pos = (b1Pos.pos + b2Pos.pos) / 2.F;
- w->location.rot = {-vector_pitch(diff), vector_yaw(diff), 0};
+ location.pos = (b1Pos.pos + b2Pos.pos) / 2.F;
+ location.rot = {-vector_pitch(diff), vector_yaw(diff), 0};
+ trailBy += 0.6F + overhang;
}
void
-RailLoco::tick(TickDuration dur)
+Train::tick(TickDuration dur)
{
move(dur);
- updateRailVehiclePosition(this, 0);
- updateWagons();
-}
-
-void
-RailLoco::updateWagons() const
-{
- // Drag wagons
- float trailBy {rvClass->length + 0.6F};
- for (const auto & wagon : wagons) {
- const auto w {wagon.lock()};
- updateRailVehiclePosition(w.get(), trailBy);
- trailBy += w->rvClass->length + 0.6F;
- }
-}
-
-void RailWagon::tick(TickDuration) { }
-Brush47::Brush47(const LinkPtr & l) : RailLoco(std::make_shared<RailVehicleClass>("brush47"), l, 0)
-{
- speed = 33.6F;
- linkDist = rvClass->wheelBase;
-}
-
-Brush47Wagon::Brush47Wagon(const LinkPtr & l) : RailWagon(std::make_shared<RailVehicleClass>("brush47"), l, 0)
-{
- linkDist = rvClass->wheelBase;
+ float trailBy {0.F};
+ apply(&RailVehicle::move, this, std::ref(trailBy));
}
diff --git a/game/vehicles/railloco.h b/game/vehicles/railloco.h
index 1bc0a51..0f240e2 100644
--- a/game/vehicles/railloco.h
+++ b/game/vehicles/railloco.h
@@ -2,7 +2,9 @@
#include "game/vehicles/vehicle.h"
#include "game/worldobject.h"
#include "gfx/models/mesh.h"
+#include "gfx/renderable.h"
#include <array>
+#include <collection.hpp>
#include <location.hpp>
#include <memory>
#include <string>
@@ -32,47 +34,36 @@ private:
};
using RailVehicleClassPtr = std::shared_ptr<RailVehicleClass>;
-class RailVehicle : public Vehicle {
+class Train;
+class RailVehicle : public Renderable {
public:
- explicit RailVehicle(RailVehicleClassPtr rvc, const LinkPtr & link, float linkDist = 0) :
- Vehicle {link, linkDist}, rvClass {std::move(rvc)}
- {
- }
+ explicit RailVehicle(RailVehicleClassPtr rvc) : rvClass {std::move(rvc)} { }
+
+ void move(const Train *, float & trailBy);
+
void render(const Shader & shader) const override;
+ Location location;
+
RailVehicleClassPtr rvClass;
std::array<Location, 2> bogies;
-
- friend class RailLoco;
};
+using RailVehiclePtr = std::unique_ptr<RailVehicle>;
-class RailWagon : public RailVehicle {
+class Train : public Vehicle, public Collection<RailVehicle, false> {
public:
- using RailVehicle::RailVehicle;
- void tick(TickDuration elapsed) override;
-};
-using RailWagonPtr = std::weak_ptr<RailWagon>;
+ explicit Train(const LinkPtr & link, float linkDist = 0) : Vehicle {link, linkDist} { }
-class RailLoco : public RailVehicle {
-public:
- using RailVehicle::RailVehicle;
- void tick(TickDuration elapsed) override;
+ [[nodiscard]] const Location &
+ getLocation() const override
+ {
+ return objects.front()->location;
+ }
- std::vector<RailWagonPtr> wagons;
+ void render(const Shader & shader) const override;
+
+ void tick(TickDuration elapsed) override;
-private:
void move(TickDuration dur);
[[nodiscard]] Location getBogiePosition(float linkDist, float dist) const;
- void updateRailVehiclePosition(RailVehicle *, float trailBy) const;
- void updateWagons() const;
-};
-
-class Brush47 : public RailLoco {
-public:
- explicit Brush47(const LinkPtr & p);
-};
-
-class Brush47Wagon : public RailWagon {
-public:
- explicit Brush47Wagon(const LinkPtr & p);
};
diff --git a/game/vehicles/vehicle.h b/game/vehicles/vehicle.h
index a511d3c..89a6901 100644
--- a/game/vehicles/vehicle.h
+++ b/game/vehicles/vehicle.h
@@ -4,11 +4,12 @@
#include <game/network/link.h>
#include <game/worldobject.h>
#include <gfx/renderable.h>
-#include <location.hpp>
#include <memory>
#include <utility>
#include <vector>
+class Location;
+
class LinkHistory {
public:
using WEntry = std::pair<LinkWPtr, unsigned char /*dir*/>;
@@ -25,10 +26,10 @@ private:
class Vehicle : public WorldObject, public Renderable {
public:
explicit Vehicle(const LinkPtr & link, float linkDist = 0);
- float linkDist; // distance long current link
+ float linkDist; // distance along current link
float speed {50}; // speed in m/s (~75 km/h)
- Location location;
+ [[nodiscard]] virtual const Location & getLocation() const = 0;
protected:
LinkHistory linkHist;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 00:51:23 +0000