Basic movement and camera management between players and editor

src/Game/Systems/PlayerMovementSystem.cpp

@@ -1,5 +1,45 @@
 #include "Systems/PlayerMovementSystem.h"
 
+PlayerMovementSystem::PlayerMovementSystem(World* world, EventBroker* eventBroker) 
+    : System(world, eventBroker)
+    , PureSystem("Player")
+{
+    EVENT_SUBSCRIBE_MEMBER(m_EPlayerSpawned, &PlayerMovementSystem::OnPlayerSpawned);
+}
+
+PlayerMovementSystem::~PlayerMovementSystem()
+{
+    for (auto& kv : m_PlayerInputControllers) {
+        delete kv.second;
+    }
+}
+
+void PlayerMovementSystem::Update(double dt)
+{
+    for (auto& kv : m_PlayerInputControllers) {
+        EntityWrapper player = kv.first;
+        auto& controller = kv.second;
+
+        if (!player.Valid()) {
+            continue;
+        }
+
+        EntityWrapper cameraEntity = player.FirstChildByName("Camera");
+        if (cameraEntity.Valid()) {
+            glm::vec3& cameraOrientation = cameraEntity["Transform"]["Orientation"];
+            cameraOrientation.x = controller->Orientation().x;
+        }
+
+        ComponentWrapper& cTransform = player["Transform"];
+        glm::vec3& ori = cTransform["Orientation"];
+        ori.y = controller->Orientation().y;
+
+        glm::vec3& pos = cTransform["Position"];
+        pos += controller->Movement() * glm::inverse(glm::quat(ori)) * (float)player["Player"]["MovementSpeed"] * (float)dt;
+
+    }
+}
+
 void PlayerMovementSystem::UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt)
 {
     ComponentWrapper& cTransform = entity["Transform"];
@@ -10,9 +50,17 @@ void PlayerMovementSystem::UpdateComponent(EntityWrapper& entity, ComponentWrapp
 
     glm::vec3& velocity = cPhysics["Velocity"];
     if (cPhysics["Gravity"]) {
-        velocity.y -= 9.82 * dt;
+        velocity.y -= 9.82f * (float)dt;
     }
 
     glm::vec3& position = cTransform["Position"];
     position += velocity * (float)dt;
-}
+}
+
+bool PlayerMovementSystem::OnPlayerSpawned(Events::PlayerSpawned& e)
+{
+    // When a player spawns, create an input controller for them
+    m_PlayerInputControllers[e.Player] = new FirstPersonInputController<PlayerMovementSystem>(m_EventBroker, e.PlayerID);
+
+    return true;
+}