overhauled physics engine

src/Engine/Scene/Scene.h

@@ -3,6 +3,7 @@
 #include "MinimalEngine.h"
 #include "Graphics/GraphicsResources.h"
 #include "Graphics/MeshBatch.h"
+#include "Physics/PhysicsSystem.h"
 
 namespace Seele
 {
@@ -11,16 +12,16 @@ DECLARE_REF(Entity)
 
 struct DirectionalLight
 {
-    Math::Vector4 color;
-    Math::Vector4 direction;
-    Math::Vector4 intensity;
+    Vector4 color;
+    Vector4 direction;
+    Vector4 intensity;
 };
 
 struct PointLight
 {
-    Math::Vector4 positionWS;
+    Vector4 positionWS;
     //Vector4 positionVS;
-    Math::Vector4 colorRange;
+    Vector4 colorRange;
 };
 
 #define MAX_DIRECTIONAL_LIGHTS 4
@@ -38,17 +39,19 @@ class Scene
 public:
     Scene(Gfx::PGraphics graphics);
     ~Scene();
-    void start();
-    void beginUpdate(double deltaTime);
-    void commitUpdate();
+    void update(float deltaTime);
     entt::entity createEntity()
     {
         return registry.create();
     }
-    template<typename Component, typename... Args>
-    Component& attachComponent(entt::entity entity, Args... args)
+    void destroyEntity(entt::entity identifier)
     {
-        return registry.emplace<Component>(entity, args...);
+        registry.destroy(identifier);
+    }
+    template<typename Component, typename... Args>
+    Component& attachComponent(entt::entity entity, Args&&... args)
+    {
+        return registry.emplace<Component>(entity, std::forward<Args>(args)...);
     }
     template<typename Component>
     Component& accessComponent(entt::entity entity)
@@ -62,9 +65,19 @@ public:
     }
     Array<StaticMeshBatch> getStaticMeshes();
     LightEnv getLightBuffer() const;
+    Gfx::PStructuredBuffer getSceneDataBuffer() const { return sceneDataBuffer;  }
     
     entt::registry registry;
 private:
+    struct PrimitiveSceneData
+    {
+        Matrix4 localToWorld;
+        Matrix4 worldToLocal;
+        Vector4 actorLocation;
+    };
+    Array<PrimitiveSceneData> sceneData;
+    Gfx::PStructuredBuffer sceneDataBuffer; 
+    PhysicsSystem physics;
     Gfx::PGraphics graphics;
 };
 DEFINE_REF(Scene)