Merge pull request #60 from teamfisk/3rdPersonDeathCam

3rd person death cam

include/Engine/Core/ComponentWrapper.h

@@ -43,6 +43,11 @@ struct ComponentWrapper
     // Specialization for string literals
     template <std::size_t N>
     void SetField(std::string name, const char(&value)[N]) { Field<std::string>(name) = std::string(value); }
+
+    void Copy(ComponentWrapper& destination)
+    {
+        memcpy(destination.Data, this->Data, Info.Stride);
+    }
     
     struct SubscriptProxy
     {

include/Engine/Core/EPlayerDamage.h

@@ -9,6 +9,7 @@ namespace Events
 
 struct PlayerDamage : Event
 {
+    //NOTE: this struct is missing information on what the damageSource is
     EntityWrapper Player;
     double Damage;
 };

include/Engine/Core/EPlayerDeath.h

@@ -2,7 +2,7 @@
 #define EPlayerDeath_h__
 
 #include "EventBroker.h"
-#include "../Core/Entity.h"
+#include "../Core/EntityWrapper.h"
 
 namespace Events
 {
@@ -10,8 +10,7 @@ namespace Events
 struct PlayerDeath : Event
 {
     //KilledBy,KilledByWhat is optional for now. It might be used later in the playerlog-system
-    EntityID KilledBy;
-    EntityID PlayerID;
+    EntityWrapper Player;
     std::string KilledByWhat;
 };
 

include/Game/Systems/PlayerDeathSystem.h

@@ -0,0 +1,29 @@
+#ifndef PlayerDeathSystem_h__
+#define PlayerDeathSystem_h__
+
+#include "Core/System.h"
+#include "Input/EInputCommand.h"
+#include "GLM.h"
+#include "Rendering/ESetCamera.h"
+#include "Core/ConfigFile.h"
+
+#include "Core/EntityFile.h"
+#include "Core/EntityFileParser.h"
+
+#include "Core/EPlayerDeath.h"
+
+class PlayerDeathSystem : public ImpureSystem
+{
+public:
+    PlayerDeathSystem(World* world, EventBroker* eventBroker);
+
+    virtual void Update(double dt) override;
+
+private:
+    EventRelay<PlayerDeathSystem, Events::PlayerDeath> m_OnPlayerDeath;
+    bool OnPlayerDeath(Events::PlayerDeath& e);
+
+    void createDeathEffect(EntityWrapper player);
+
+};
+#endif

include/Game/Systems/PlayerSpawnSystem.h

@@ -3,6 +3,7 @@
 #include "Systems/SpawnerSystem.h"
 #include "Events/ESpawnerSpawn.h"
 #include "Core/EPlayerSpawned.h"
+#include "Core/EPlayerDeath.h"
 #include "Rendering/ESetCamera.h"
 #include "Core/ConfigFile.h"
 

resources/Schema/Entities/GameMap.xml

@@ -143,7 +143,7 @@
           </Team>
         </c:Team>
         <c:Transform>
-          <Position X="57.7363472" Y="1.18853188" Z="79.5"/>
+          <Position X="57.7363472" Y="2.38900018" Z="79.5"/>
         </c:Transform>
       </Components>
       <Children>
@@ -205,7 +205,7 @@
           </Team>
         </c:Team>
         <c:Transform>
-          <Position X="-60.2567062" Y="1.60000002" Z="-78.1000061"/>
+          <Position X="-60.2567062" Y="3.4000001" Z="-78.1000061"/>
         </c:Transform>
       </Components>
       <Children>

resources/Schema/Entities/PlayerDeathExplosionWithCamera.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<Entity name="Explosion" xmlns:c="components" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../Types/Entity.xsd">
+
+  <Components>
+    <c:Animation>
+      <Name>Hold Pos</Name>
+    </c:Animation>
+    <c:Lifetime>
+      <Lifetime>2.5</Lifetime>
+    </c:Lifetime>
+    <c:ExplosionEffect>
+      <ColorByDistance>true</ColorByDistance>
+      <Velocity X="0" Y="7.76300049" Z="0"/>
+      <ExplosionOrigin X="0" Y="0.67900002" Z="0"/>
+      <ExponentialAccelaration>true</ExponentialAccelaration>
+      <ExplosionDuration>3</ExplosionDuration>
+      <EndColor A="0" B="0" G="0" R="1"/>
+      <Randomness>true</Randomness>
+    </c:ExplosionEffect>
+    <c:Model>
+      <Resource>Models/AssaultAnimated.mesh</Resource>
+      <Color A="1" B="0" G="0" R="1"/>
+      <Transparent>true</Transparent>
+    </c:Model>
+    <c:Transform>
+      <Position X="0" Y="0" Z="3.46966481"/>
+    </c:Transform>
+  </Components>
+
+  <Children>
+    <Entity name="Camera">
+      <Components>
+        <c:Camera/>
+        <c:Transform>
+          <Position X="0" Y="2.49700022" Z="4.31700039"/>
+          <Orientation X="5.95600033" Y="0" Z="0"/>
+        </c:Transform>
+      </Components>
+      <Children/>
+    </Entity>
+  </Children>
+
+</Entity>

src/Game/Game.cpp

@@ -8,6 +8,7 @@
 #include "Systems/PlayerMovementSystem.h"
 #include "Systems/SpawnerSystem.h"
 #include "Systems/PlayerSpawnSystem.h"
+#include "Systems/PlayerDeathSystem.h"
 #include "Core/EntityFileWriter.h"
 #include "Game/Systems/CapturePointSystem.h"
 #include "Game/Systems/WeaponSystem.h"
@@ -88,6 +89,7 @@ Game::Game(int argc, char* argv[])
     m_SystemPipeline->AddSystem<InterpolationSystem>(updateOrderLevel);
     m_SystemPipeline->AddSystem<SpawnerSystem>(updateOrderLevel);
     m_SystemPipeline->AddSystem<PlayerSpawnSystem>(updateOrderLevel);
+    m_SystemPipeline->AddSystem<PlayerDeathSystem>(updateOrderLevel);
     m_SystemPipeline->AddSystem<WeaponSystem>(updateOrderLevel, m_Renderer);
     m_SystemPipeline->AddSystem<LifetimeSystem>(updateOrderLevel);
     m_SystemPipeline->AddSystem<CapturePointSystem>(updateOrderLevel);

src/Game/Systems/HealthSystem.cpp

@@ -20,7 +20,10 @@ bool HealthSystem::OnPlayerDamaged(Events::PlayerDamage& e)
     health -= e.Damage;
     
     if (health <= 0.0) {
-        m_World->DeleteEntity(e.Player.ID);
+        Events::PlayerDeath ePlayerDeath;
+        ePlayerDeath.Player = e.Player;
+        m_EventBroker->Publish(ePlayerDeath);
+        //Note: we will delete the entity in PlayerDeathSystem
     }
 
     return true;

src/Game/Systems/PlayerDeathSystem.cpp

@@ -0,0 +1,57 @@
+#include "Systems/PlayerDeathSystem.h"
+
+PlayerDeathSystem::PlayerDeathSystem(World* m_World, EventBroker* eventBroker)
+    : System(m_World, eventBroker)
+{
+    EVENT_SUBSCRIBE_MEMBER(m_OnPlayerDeath, &PlayerDeathSystem::OnPlayerDeath);
+}
+
+void PlayerDeathSystem::Update(double dt)
+{
+}
+
+bool PlayerDeathSystem::OnPlayerDeath(Events::PlayerDeath& e)
+{
+    if (!e.Player.Valid()) {
+        return false;
+    }
+
+    createDeathEffect(e.Player);
+
+    // Delete player
+    m_World->DeleteEntity(e.Player.ID);
+
+    return true;
+}
+
+void PlayerDeathSystem::createDeathEffect(EntityWrapper player)
+{
+    //load the explosioneffect XML
+    auto deathEffect = ResourceManager::Load<EntityFile>("Schema/Entities/PlayerDeathExplosionWithCamera.xml");
+    EntityFileParser parser(deathEffect);
+    EntityID deathEffectID = parser.MergeEntities(m_World);
+    EntityWrapper deathEffectEW = EntityWrapper(m_World, deathEffectID);
+
+    //components that we need from player
+    auto playerCamera = player.FirstChildByName("Camera");
+    auto playerEntityModel = player.FirstChildByName("PlayerModel")["Model"];
+    auto playerEntityAnimation = player.FirstChildByName("PlayerModel")["Animation"];
+
+    //copy the data from player to explisioneffectmodel
+    playerEntityModel.Copy(deathEffectEW["Model"]);
+    playerEntityAnimation.Copy(deathEffectEW["Animation"]);
+    //freeze the animation
+    deathEffectEW["Animation"]["Speed"] = 0.0;
+
+    //copy the models position,orientation
+    deathEffectEW["Transform"]["Position"] = (glm::vec3)player["Transform"]["Position"];
+    deathEffectEW["Transform"]["Orientation"] = (glm::vec3)player["Transform"]["Orientation"];
+    //effect,camera is relative to playersPosition
+    //deathEffectEW["ExplosionEffect"]["ExplosionOrigin"] = glm::vec3(0, 0, 0);
+
+    //camera (with lifetime) behind the player
+    auto cam = deathEffectEW.FirstChildByName("Camera");
+    Events::SetCamera eSetCamera;
+    eSetCamera.CameraEntity = cam;
+    m_EventBroker->Publish(eSetCamera);
+}

src/Game/Systems/PlayerSpawnSystem.cpp

@@ -75,7 +75,9 @@ bool PlayerSpawnSystem::OnPlayerSpawned(Events::PlayerSpawned& e)
     // Check if a player already exists
     if (m_PlayerEntities.count(e.PlayerID) != 0) {
         // TODO: Disallow infinite respawning here
-        m_World->DeleteEntity(m_PlayerEntities[e.PlayerID].ID);
+        if (m_PlayerEntities[e.PlayerID].Valid()) {
+            m_World->DeleteEntity(m_PlayerEntities[e.PlayerID].ID);
+        }
     }
 
     // Store the player for future reference