Depth rendering of terrain works

src/Engine/System/CMakeLists.txt

@@ -1,5 +1,7 @@
 target_sources(Engine
     PRIVATE
+        CameraUpdater.h
+        CameraUpdater.cpp
         ComponentSystem.h
         Executor.h
         Executor.cpp
@@ -14,6 +16,7 @@ target_sources(Engine
 target_sources(Engine
     PUBLIC FILE_SET HEADERS
         FILES
+            CameraUpdater.h
             ComponentSystem.h
             Executor.h
             LightGather.h

src/Engine/System/CameraUpdater.cpp

@@ -0,0 +1,18 @@
+#include "CameraUpdater.h"
+
+using namespace Seele;
+using namespace Seele::System;
+
+CameraUpdater::CameraUpdater(PScene scene)
+    : ComponentSystem(scene)
+{
+}
+
+CameraUpdater::~CameraUpdater()
+{
+}
+
+void CameraUpdater::update(Component::Camera& camera)
+{
+    camera.buildViewMatrix();
+}

src/Engine/System/CameraUpdater.h

@@ -0,0 +1,19 @@
+#pragma once
+#include "ComponentSystem.h"
+#include "Component/Camera.h"
+
+namespace Seele
+{
+namespace System
+{
+class CameraUpdater : public ComponentSystem<Component::Camera>
+{
+public:
+    CameraUpdater(PScene scene);
+    virtual ~CameraUpdater();
+
+    virtual void update(Component::Camera& camera);
+private:
+};
+}
+}

src/Engine/System/ComponentSystem.h

@@ -1,6 +1,7 @@
 #pragma once
 #include "SystemBase.h"
 #include "Component/Component.h"
+#include "Component/Camera.h"
 
 namespace Seele
 {
@@ -12,7 +13,7 @@ class ComponentSystem : public SystemBase
 public:
     ComponentSystem(PScene scene) : SystemBase(scene) {}
     virtual ~ComponentSystem() {}
-    template<is_component Comp>
+    template<has_dependencies Comp>
     auto getDependencies()
     {
         return Comp::dependencies;