Add World builder state

1 files changed, 65 insertions, 0 deletions

diff --git a/src/States/WorldBuilderState.h b/src/States/WorldBuilderState.h
new file mode 100644
index 0000000..c9b8d00
--- /dev/null
+++ b/src/States/WorldBuilderState.h
@@ -0,0 +1,65 @@
+#pragma once
+
+#include "Core/Camera.h"
+#include "Core/State.h"
+#include "Core/Event.h"
+#include "Core/Log.h"
+
+#include "Engine/Scene.h"
+#include "Engine/Object.h"
+
+#include "Rendering/Renderer.h"
+#include "Rendering/Shader.h"
+#include "Rendering/VertexArray.h"
+
+#include <imgui.h>
+#include <ImGuizmo.h>
+
+#include <vector>
+#include <memory>
+
+namespace Donut
+{
+    class WorldBuilderState
+        : public State
+    {
+    public:
+        ~WorldBuilderState() = default;
+        
+        void OnEnter()                 override;
+        void OnExit()                  override;
+        void OnUpdate(float deltaTime) override;
+        void OnRender()                override;
+        void OnImUIRender()            override;
+        void OnEvent(Event& event)     override;
+    private:
+        void AddSphere();
+        void RemoveSelectedObject();
+        void ClearScene();
+        void SaveScene();
+        void LoadScene();
+        void RenderScene();
+    private:
+        Scene  m_Scene;
+        Camera m_Camera;
+        bool   m_Initialized = false;
+        
+        glm::vec3 m_NewObjectPosition = glm::vec3(0.0f, 0.0f, 0.0f);
+        float     m_NewObjectRadius   = 1.0f;
+        glm::vec3 m_NewObjectColor    = glm::vec3(1.0f, 1.0f, 1.0f);
+        float     m_NewObjectSpecular = 0.5f;
+        float     m_NewObjectEmission = 0.0f;
+        
+        int       m_SelectedObjectIndex = -1;
+        bool      m_CameraDragging      = false;
+        glm::vec2 m_LastMousePos        = glm::vec2(0.0f, 0.0f);
+        
+        ImGuizmo::OPERATION m_GizmoOperation = ImGuizmo::TRANSLATE;
+        ImGuizmo::MODE      m_GizmoMode      = ImGuizmo::LOCAL;
+        
+        bool m_ShowObjectList    = true;
+        bool m_ShowObjectCreator = true;
+        bool m_ShowSceneInfo     = true;
+        bool m_ShowGizmoControls = true;
+    };
+};