Work in progress weapon system

include/Game/Systems/WeaponSystem.h

@@ -9,29 +9,108 @@
 #include "Core/System.h"
 #include "Core/EPlayerDamage.h"
 #include "Core/EShoot.h"
+#include "Core/EPlayerSpawned.h"
 #include "Input/EInputCommand.h"
 #include "Core/EntityFile.h"
 #include "Core/EntityFileParser.h"
 
-#include <tuple>
+class WeaponSystem : public PureSystem, ImpureSystem
-#include <vector>
-
-
-class WeaponSystem : public ImpureSystem
 {
 public:
     WeaponSystem(SystemParams params, IRenderer* renderer);
 
     virtual void Update(double dt) override;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& cComponent, double dt) override;
 
 private:
     IRenderer* m_Renderer;
 
+    std::unordered_map<EntityWrapper, std::shared_ptr<WeaponBehaviour>> m_ActiveWeapons;
+
     // Events
+    EventRelay<WeaponSystem, Events::PlayerSpawned> m_EPlayerSpawned;
+    bool OnPlayerSpawned(Events::PlayerSpawned& e);
     EventRelay<WeaponSystem, Events::Shoot> m_EShoot;
-    bool WeaponSystem::OnShoot(Events::Shoot& e);
+    bool OnShoot(Events::Shoot& e);
     EventRelay<WeaponSystem, Events::InputCommand> m_EInputCommand;
-    bool WeaponSystem::OnInputCommand(Events::InputCommand& e);
+    bool OnInputCommand(Events::InputCommand& e);
+
+    void selectWeapon(EntityWrapper player, ComponentInfo::EnumType slot);
+};
+
+class WeaponBehaviour
+{
+public:
+    WeaponBehaviour(EntityWrapper weaponEntity)
+        : m_Entity(weaponEntity)
+    { }
+
+    virtual void Fire() = 0;
+    virtual void CeaseFire() { }
+    virtual void Reload() { }
+    virtual void Update(double dt) { }
+
+protected:
+    EntityWrapper m_Entity;
+};
+
+class AssaultWeaponBehaviour : public WeaponBehaviour
+{
+public:
+    AssaultWeaponBehaviour(EntityWrapper weaponEntity)
+        : WeaponBehaviour(weaponEntity)
+    { }
+    
+    virtual void Fire() override
+    {
+        m_TimeSinceLastFire = 0.0;
+        m_Firing = true;
+        fireRound();
+    }
+
+    virtual void CeaseFire() override
+    {
+        m_Firing = false;
+    }
+
+    virtual void Update(double dt) override
+    {
+        if (!m_Firing) {
+            return;
+        }
+
+        m_TimeSinceLastFire += dt;
+
+        ComponentWrapper& cAssaultWeapon = m_Entity["AssaultWeapon"];
+        if (m_TimeSinceLastFire > (double)cAssaultWeapon["RPM"] / 60.0) {
+            fireRound();
+        }
+    }
+
+private:
+    bool m_Firing = false;
+    double m_TimeSinceLastFire = 0.0;
+    ComponentWrapper m_Component;
+
+    void fireRound()
+    {
+        ComponentWrapper& cAssaultWeapon = m_Entity["AssaultWeapon"];
+
+        int& magAmmo = cAssaultWeapon["MagazineAmmo"];
+        int ammo = cAssaultWeapon["Ammo"];
+
+        // Reload if our magazine is empty and we have ammo to fill it with
+        if (magAmmo <= 0 && ammo > 0) {
+            CeaseFire();
+            Reload();
+            return;
+        }
+
+        // Fire
+        magAmmo -= 1;
+
+        m_TimeSinceLastFire = 0.0;
+    }
 };
 
 #endif

resources/DefaultInput.ini

@@ -14,6 +14,8 @@ R=Reload
 Space=Jump
 LeftControl=Crouch
 LeftShift=Sprint
+1=SelectWeapon,1
+2=SelectWeapon,2
 F1=ToggleEditor
 C=ConnectToServer
 N=SwitchToServer

resources/Schema/Components.xsd

@@ -31,4 +31,5 @@
 	<xs:include schemaLocation="Components/Lifetime.xsd"/>
 	<xs:include schemaLocation="Components/HiddenForLocalPlayer.xsd"/>
 	<xs:include schemaLocation="Components/DashAbility.xsd"/>
+	<xs:include schemaLocation="Components/AssaultWeapon.xsd"/>
 </xs:schema>

resources/Schema/Components/AssaultWeapon.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<AssaultWeapon xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="AssaultWeapon.xsd">
+	<MagazineAmmo>32</MagazineAmmo>
+	<MagazineSize>32</MagazineSize>
+	<Ammo>360</Ammo>
+	<MaxAmmo>360</MaxAmmo>
+	<RPM>40</RPM>
+</AssaultWeapon>

resources/Schema/Components/AssaultWeapon.xsd

@@ -0,0 +1,27 @@
+<?xml version="1.0"?>
+
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:t="types">
+	<xs:import schemaLocation="../Types.xsd" namespace="types"/>
+
+	<xs:element name="AssaultWeapon">
+		<xs:complexType>
+			<xs:all>
+				<xs:element name="MagazineAmmo" type="t:int" minOccurs="0">
+					<xs:annotation><xs:documentation>Ammo currently loaded into the magazine</xs:documentation></xs:annotation>
+				</xs:element>
+				<xs:element name="MagazineSize" type="t:int" minOccurs="0">
+									<xs:annotation><xs:documentation>Max number of rounds in a magazine</xs:documentation></xs:annotation>
+				</xs:element>
+				<xs:element name="Ammo" type="t:int" minOccurs="0">
+									<xs:annotation><xs:documentation>Current ammo carried</xs:documentation></xs:annotation>
+				</xs:element>
+				<xs:element name="MaxAmmo" type="t:int" minOccurs="0">
+									<xs:annotation><xs:documentation>Maximum ammo able to be carried</xs:documentation></xs:annotation>
+				</xs:element>
+				<xs:element name="RPM" type="t:double" minOccurs="0">
+					<xs:annotation><xs:documentation>Rate of fire in rounds per minute</xs:documentation></xs:annotation>
+				</xs:element>
+			</xs:all>
+		</xs:complexType>
+	</xs:element>
+</xs:schema>

resources/Schema/Types/Entity.xsd

@@ -38,6 +38,7 @@
 							<xs:element ref="c:HiddenForLocalPlayer" minOccurs="0"/>
 							<xs:element ref="c:Fill" minOccurs="0"/>
 							<xs:element ref="c:Animation" minOccurs="0"/>
+							<xs:element ref="c:AssaultWeapon" minOccurs="0"/>
 						</xs:all>
 					</xs:complexType>
 				</xs:element>

src/Game/Systems/WeaponSystem.cpp

@@ -2,6 +2,7 @@
 
 WeaponSystem::WeaponSystem(SystemParams params, IRenderer* renderer)
     : System(params)
+    , PureSystem("Player")
     , ImpureSystem()
     , m_Renderer(renderer)
 {
@@ -14,8 +15,23 @@ void WeaponSystem::Update(double dt)
 
 }
 
+void WeaponSystem::UpdateComponent(EntityWrapper& entity, ComponentWrapper& cComponent, double dt)
+{
+
+}
+
 bool WeaponSystem::OnInputCommand(Events::InputCommand& e)
 {
+    // Make sure player is alive
+    if (!e.Player.Valid()) {
+        return false;
+    }
+
+    // Weapon selection
+    if (e.Command == "SelectWeapon") {
+        selectWeapon(e.Player, static_cast<ComponentInfo::EnumType>(e.Value));
+    }
+
     // Only shoot client-side!
     if (!IsClient) {
         return false;
@@ -39,6 +55,28 @@ bool WeaponSystem::OnInputCommand(Events::InputCommand& e)
     return true;
 }
 
+void WeaponSystem::selectWeapon(EntityWrapper player, ComponentInfo::EnumType slot)
+{
+    // Primary
+    if (slot == 1) {
+        // TODO: if class...
+        m_ActiveWeapons[player] = std::make_shared<AssaultWeaponBehaviour>();
+    }
+
+    // Secondary
+    if (slot == 2) {
+        //m_ActiveWeapons[player] = std::make_shared<PistolWeaponBehaviour>();
+    }
+}
+
+bool WeaponSystem::OnPlayerSpawned(Events::PlayerSpawned& e)
+{
+    // Select primary weapon on player spawn
+    // TODO: Select the active one specified by player component
+    selectWeapon(e.Player, 1);
+    return true;
+}
+
 bool WeaponSystem::OnShoot(Events::Shoot& eShoot)
 {
     if (!eShoot.Player.Valid()) {