SHADE_Engine/src/Camera/SHCameraComponent.cpp

@@ -1,7 +1,9 @@
 #include "SHpch.h"
 #include "SHCameraComponent.h"
 #include "ECS_Base/Managers/SHComponentManager.h"
-
+#include "SHCameraSystem.h"
+#include "ECS_Base/Managers/SHSystemManager.h"
+#include "Math/Transform/SHTransformComponent.h"
 
 namespace SHADE
 {
@@ -22,33 +24,69 @@ namespace SHADE
 	void SHCameraComponent::SetYaw(float yaw) noexcept
 	{
 		this->yaw = yaw;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 rotation = transform->GetWorldRotation();
+			transform->SetWorldRotation(SHVec3{rotation.x,yaw, rotation.z});
+		}
 		dirtyView = true;
 	}
 
 	void SHCameraComponent::SetPitch(float pitch) noexcept
 	{
 		this->pitch = pitch;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 rotation = transform->GetWorldRotation();
+			transform->SetWorldRotation(SHVec3{ pitch,rotation.y, rotation.z });
+		}
 		dirtyView = true;
 	}
 
 	void SHCameraComponent::SetRoll(float roll) noexcept
 	{
 		this->roll = roll;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 rotation = transform->GetWorldRotation();
+			transform->SetWorldRotation(SHVec3{ rotation.x,rotation.y, roll});
+		}
 		dirtyView = true;
 	}
 	void SHCameraComponent::SetPositionX(float x) noexcept
 	{
 		position.x = x;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 position = transform->GetWorldPosition();
+			transform->SetWorldRotation(SHVec3{ x,position.y, position.z});
+		}
 		dirtyView = true;
 	}
 	void SHCameraComponent::SetPositionY(float y) noexcept
 	{
 		position.y = y;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 position = transform->GetWorldPosition();
+			transform->SetWorldRotation(SHVec3{ position.x,y, position.z });
+		}
 		dirtyView = true;
 	}
 	void SHCameraComponent::SetPositionZ(float z) noexcept
 	{
 		position.z = z;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 position = transform->GetWorldPosition();
+			transform->SetWorldRotation(SHVec3{ position.x,position.y, z });
+		}
 		dirtyView = true;
 	}
 	void SHCameraComponent::SetPosition(float x,float y, float z) noexcept
@@ -56,11 +94,23 @@ namespace SHADE
 		position.x = x;
 		position.y = y;
 		position.z = z;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 position = transform->GetWorldPosition();
+			transform->SetWorldRotation(SHVec3{ x,y, z });
+		}
 		dirtyView = true;
 	}
 	void SHCameraComponent::SetPosition(SHVec3& pos) noexcept
 	{
 		this->position = pos;
+		if (SHComponentManager::HasComponent<SHTransformComponent>(GetEID()))
+		{
+			auto transform = SHComponentManager::GetComponent<SHTransformComponent>(GetEID());
+			SHVec3 position = transform->GetWorldPosition();
+			transform->SetWorldRotation(pos);
+		}
 		dirtyView = true;
 	}
 
@@ -128,4 +178,12 @@ namespace SHADE
 		return projMatrix;
 	}
 
+	void SHCameraComponent::SetMainCamera(size_t directorCameraIndex) noexcept
+	{
+		auto system = SHSystemManager::GetSystem<SHCameraSystem>();
+		system->GetDirector(directorCameraIndex)->SetMainCamera(*this);
+	}
+
+
+
 }

SHADE_Engine/src/Camera/SHCameraComponent.h

@@ -70,6 +70,8 @@ namespace SHADE
 		const SHMatrix& GetViewMatrix() const noexcept;
 		const SHMatrix& GetProjMatrix() const noexcept;
 
+		void SetMainCamera(size_t cameraDirectorIndex = 0) noexcept;
+		
 
 		float movementSpeed;
 		SHVec3 turnSpeed;

SHADE_Engine/src/Camera/SHCameraDirector.cpp

@@ -0,0 +1,65 @@
+#include "SHpch.h"
+#include "SHCameraDirector.h"
+#include "SHCameraComponent.h"
+#include "ECS_Base/Managers/SHComponentManager.h"
+#include "ECS_Base/SHECSMacros.h"
+#include "ECS_Base/Managers/SHEntityManager.h"
+#include "Tools/SHLog.h"
+
+namespace SHADE
+{
+	SHCameraDirector::SHCameraDirector()
+		:mainCameraEID(MAX_EID), transitionCameraEID(MAX_EID)
+	{
+	}
+
+
+	SHMatrix SHCameraDirector::GetViewMatrix() const noexcept
+	{
+		return viewMatrix;
+	}
+	SHMatrix SHCameraDirector::GetProjMatrix() const noexcept
+	{
+		return projMatrix;
+	}
+	SHMatrix SHCameraDirector::GetVPMatrix() const noexcept
+	{
+		return projMatrix * viewMatrix;
+	}
+
+	void SHCameraDirector::UpdateMatrix() noexcept
+	{
+		if (mainCameraEID == MAX_EID)
+		{
+			auto& dense = SHComponentManager::GetDense<SHCameraComponent>();
+			if (dense.size() == 0)
+			{
+				return;
+			}
+			mainCameraEID = dense[0].GetEID();
+		}
+		SHCameraComponent* camComponent = SHComponentManager::GetComponent_s<SHCameraComponent>(mainCameraEID);
+		if (!camComponent)
+		{
+			SHLOG_WARNING("Camera Director warning: Entity does not have a camera");
+		}
+		else
+		{
+			viewMatrix = camComponent->GetViewMatrix();
+			projMatrix = camComponent->GetProjMatrix();
+		}
+	}
+
+	void SHCameraDirector::SetMainCamera(SHCameraComponent& camera) noexcept
+	{
+		if (SHEntityManager::IsValidEID(camera.GetEID()) == false)
+		{
+			SHLOG_WARNING("Camera Director Warning: Attempting to set an invalid entity as main camera.")
+			return;
+		}
+		mainCameraEID = camera.GetEID();
+	}
+
+
+
+}

SHADE_Engine/src/Camera/SHCameraDirector.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include "SH_API.h"
+#include "ECS_Base/Entity/SHEntity.h"
+#include "Math/SHMatrix.h"
+#include "Resource/SHHandle.h"
+
+
+namespace SHADE
+{
+	class SHCameraComponent;
+
+	
+
+	class SH_API SHCameraDirector
+	{
+	public:
+		SHCameraDirector();
+		~SHCameraDirector() = default;
+
+		
+		EntityID mainCameraEID;
+		EntityID transitionCameraEID;
+
+		SHMatrix GetViewMatrix() const noexcept;
+		SHMatrix GetProjMatrix() const noexcept;
+		SHMatrix GetVPMatrix() const noexcept;
+		void UpdateMatrix() noexcept;
+		void SetMainCamera(SHCameraComponent& cam) noexcept;
+
+
+	private:
+
+
+	protected:
+		SHMatrix viewMatrix;
+		SHMatrix projMatrix;
+
+	};
+
+	typedef Handle<SHCameraDirector> DirectorHandle;
+
+}

SHADE_Engine/src/Camera/SHCameraSystem.cpp

@@ -3,12 +3,63 @@
 #include "Math/SHMathHelpers.h"
 #include "Input/SHInputManager.h"
 #include "Math/Vector/SHVec2.h"
-
+#include "ECS_Base/Managers/SHComponentManager.h"
+#include "Math/Transform/SHTransformComponent.h"
 
 
 namespace SHADE
 {
+  void SHCameraSystem::UpdateEditorCamera(double dt) noexcept
+  {
+    
+    auto& camera = editorCamera;
+    SHVec3 view, right, UP;
+    GetCameraAxis(camera, view, right, UP);
 
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::A))
+    {
+      camera.position -= right * dt * camera.movementSpeed;
+      camera.dirtyView = true;
+    }
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::D))
+    {
+      camera.position += right * dt * camera.movementSpeed;
+      camera.dirtyView = true;
+    }
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::W))
+    {
+      camera.position += view * dt * camera.movementSpeed;
+      camera.dirtyView = true;
+    }
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::S))
+    {
+      camera.position -= view * dt * camera.movementSpeed;
+      camera.dirtyView = true;
+    }
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::Q))
+    {
+      camera.position += UP * dt * camera.movementSpeed;
+      camera.dirtyView = true;
+    }
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::E))
+    {
+      camera.position -= UP * dt * camera.movementSpeed;
+      camera.dirtyView = true;
+    }
+    if (SHInputManager::GetKey(SHInputManager::SH_KEYCODE::RMB))
+    {
+      double mouseX, mouseY;
+      SHInputManager::GetMouseVelocity(&mouseX, &mouseY);
+
+      //std::cout << camera.yaw << std::endl;
+
+      camera.pitch -= mouseY * dt * camera.turnSpeed.x;
+      camera.yaw -= mouseX * dt * camera.turnSpeed.y;
+      camera.dirtyView = true;
+    }
+
+    UpdateCameraComponent(editorCamera);
+  }
 	void SHCameraSystem::EditorCameraUpdate::Execute(double dt) noexcept 
 	{
     SHCameraSystem* system = static_cast<SHCameraSystem*>(GetSystem());
@@ -83,10 +134,25 @@ namespace SHADE
 
   void SHCameraSystem::UpdateCameraComponent(SHCameraComponent& camera) noexcept
 	{
+    if (SHComponentManager::HasComponent<SHTransformComponent>(camera.GetEID()) == true)
+    {
+      auto transform = SHComponentManager::GetComponent<SHTransformComponent>(camera.GetEID());
+      SHVec3 rotation = transform->GetWorldRotation();
+      camera.pitch = rotation.x;
+      camera.yaw = rotation.y;
+      camera.roll = rotation.z;
+      camera.position = transform->GetWorldPosition();
+    }
+    
+
 		if (camera.dirtyView)
 		{
       
       SHVec3 view, right, UP;
+
+      
+      ClampCameraRotation(camera);
+
       GetCameraAxis(camera, view, right, UP);
 
       camera.viewMatrix = SHMatrix::Identity;
@@ -168,5 +234,55 @@ namespace SHADE
     upVec = SHVec3::Cross(forward, right);
   }
 
+  void SHCameraSystem::CameraSystemUpdate::Execute(double dt) noexcept
+  {
+    SHCameraSystem* system = static_cast<SHCameraSystem*>(GetSystem());
+    auto& dense = SHComponentManager::GetDense<SHCameraComponent>();
+    for (auto& cam : dense)
+    {
+      system->UpdateCameraComponent(cam);
+    }
+    for (auto& handle : system->directorHandleList)
+    {
+      handle->UpdateMatrix();
+    }
+
+
+  }
+
+
+  DirectorHandle SHCameraSystem::CreateDirector() noexcept
+  {
+    auto handle = directorLibrary.Create();
+    directorHandleList.emplace_back(handle);
+    return handle;
+  }
+
+  DirectorHandle SHCameraSystem::GetDirector(size_t index) noexcept
+  {
+    if (index < directorHandleList.size())
+    {
+      return directorHandleList[index];
+    }
+    else
+    {
+      return CreateDirector();
+    }
+  }
+  void SHCameraSystem::ClampCameraRotation(SHCameraComponent& camera) noexcept
+  {
+
+
+
+    if (camera.pitch > 85)
+      camera.SetPitch(85);
+    if (camera.pitch < -85)
+      camera.SetPitch(-85);
+    if (camera.roll > 85)
+      camera.SetRoll(85);
+    if (camera.roll < -85)
+      camera.SetRoll(-85);
+
+  }
 
 }

SHADE_Engine/src/Camera/SHCameraSystem.h

@@ -3,9 +3,10 @@
 #include "ECS_Base/System/SHSystem.h"
 #include "SHCameraComponent.h"
 #include "ECS_Base/System/SHSystemRoutine.h"
+#include "Resource/SHResourceLibrary.h"
+#include "SHCameraDirector.h"
 #include "SH_API.h"
 
-
 namespace SHADE
 {
 	class SH_API SHCameraSystem final : public SHSystem
@@ -14,8 +15,9 @@ namespace SHADE
 		//A camera component that represents editor camera.
 		//This is not tied to any entity. Hence this EID should not be used.
 		SHCameraComponent editorCamera;
-
 		
+		SHResourceLibrary<SHCameraDirector> directorLibrary;
+		std::vector<DirectorHandle> directorHandleList;
 
 	public:
     SHCameraSystem(void) = default;
@@ -34,13 +36,26 @@ namespace SHADE
 		};
 		friend class EditorCameraUpdate;
 
-		SHCameraComponent* GetEditorCamera (void) noexcept;
+		class SH_API CameraSystemUpdate final: public SHSystemRoutine
+		{
+		public:
+			CameraSystemUpdate() : SHSystemRoutine("Camera System Update", false) {};
+			virtual void Execute(double dt)noexcept override final;
+		};
+		friend class CameraSystemUpdate;
 
+
+		SHCameraComponent* GetEditorCamera (void) noexcept;
+		void GetCameraAxis(SHCameraComponent const& camera, SHVec3& forward, SHVec3& right, SHVec3& up) const noexcept;
+		DirectorHandle CreateDirector() noexcept;
+		DirectorHandle GetDirector(size_t index) noexcept;
+		void ClampCameraRotation(SHCameraComponent& camera) noexcept;
+		void UpdateEditorCamera(double dt) noexcept;
 	protected:
 
 		void UpdateCameraComponent(SHCameraComponent& camera) noexcept;
 
-		void GetCameraAxis(SHCameraComponent const& camera, SHVec3& forward, SHVec3& right, SHVec3& up) const noexcept;
+		
 
 	};