features: added projects

StarEditor/SandboxProject/Assets/Scripts/Source/Player.cs

@@ -13,7 +13,7 @@ public class Player : Entity
 		private TransformComponent m_Transform;
 		private RigidBody2DComponent m_RigidBody;
 
-		public float Speed = 1.0f;
+		public float Speed;
 		public float Time = 0.0f;
 
 		void OnCreate()

StarEditor/SandboxProject/Sandbox.starproj

@@ -0,0 +1,5 @@
+Project:
+  Name: Sandbox
+  StartScene: "Scenes/Physics2D.starscene"
+  AssetDirectory: "Assets"
+  ScriptModulePath: "Scripts/Binaries/Sandbox.dll"

StarEditor/premake5.lua

@@ -31,6 +31,11 @@ project "StarEditor"
 
 	filter "system:windows" 
 		systemversion "latest"
+		postbuildcommands {
+			"{COPYDIR} %{wks.location}/StarEditor/assets %{wks.location}/bin/" .. outputdir .. "/StarEditor/assets",
+			"{COPYDIR} %{wks.location}/StarEditor/Resources %{wks.location}/bin/" .. outputdir .. "/StarEditor/Resources",
+			"{COPYFILE} %{wks.location}/StarEditor/imgui.ini %{wks.location}/bin/" .. outputdir .. "/StarEditor/imgui.ini",
+		}
 
 	filter "configurations:Debug"
 		defines "SE_DEBUG"
@@ -47,11 +52,5 @@ project "StarEditor"
 		runtime "Release"
 		optimize "on"
 
-		postbuildcommands {
-			"{COPYDIR} %{wks.location}/StarEditor/assets %{wks.location}/bin/" .. outputdir .. "/StarEditor/assets",
-			"{COPYDIR} %{wks.location}/StarEditor/Resources %{wks.location}/bin/" .. outputdir .. "/StarEditor/Resources",
-			"{COPYFILE} %{wks.location}/StarEditor/imgui.ini %{wks.location}/bin/" .. outputdir .. "/StarEditor/imgui.ini",
-		}
-
 	filter "action:vs2022"
     	buildoptions { "/utf-8" }

StarEditor/src/EditorLayer.cpp

@@ -15,8 +15,6 @@
 
 namespace StarEngine {
 
-	extern const std::filesystem::path g_AssetPath;
-
 	EditorLayer::EditorLayer()
 		: Layer("EditorLayer"), m_CameraController(1280.0f / 720.0f, true), m_SquareColor({ 0.2f, 0.3f, 0.8f, 1.0f })
 	{
@@ -47,9 +45,18 @@ namespace StarEngine {
 		auto commandLineArgs = Application::Get().GetSpecification().CommandLineArgs;
 		if (commandLineArgs.Count > 1)
 		{
-			auto sceneFilePath = commandLineArgs[1];
-			SceneSerializer serializer(m_ActiveScene);
-			serializer.Deserialize(sceneFilePath);
+			auto projectFilePath = commandLineArgs[1];
+			OpenProject(projectFilePath);
+		}
+		else
+		{
+			// TODO: prompt the user to select a directory
+			// NewProject();
+
+			if (!OpenProject())
+			{
+				Application::Get().Close();
+			}
 		}
 
 		m_EditorCamera = EditorCamera(30.0f, 1.778f, 0.1f, 1000.0f);
@@ -193,27 +200,21 @@ namespace StarEngine {
 		{
 			if (ImGui::BeginMenu("File"))
 			{
-				// Disabling fullscreen would allow the window to be moved to the front of other windows, 
-				// which we can't undo at the moment without finer window depth/z control.
-				//ImGui::MenuItem("Fullscreen", NULL, &opt_fullscreen_persistant);1
+				if (ImGui::MenuItem("Open Project...", "Ctrl+O"))
+					OpenProject();
 
-				if (ImGui::MenuItem("New", "Ctrl+N"))
-				{
-					NewScene();
-				}
+				ImGui::Separator();
 
-				if (ImGui::MenuItem("Open...", "Ctrl+O"))
-				{
-					OpenScene();
-				}
+				if (ImGui::MenuItem("New Scene", "Ctrl+N"))
+					NewScene();
 
-				if (ImGui::MenuItem("Save", "Ctrl+S"))
+				if (ImGui::MenuItem("Save Scene", "Ctrl+S"))
 					SaveScene();
 
-				if (ImGui::MenuItem("Save As...", "Ctrl+Shift+S"))
-				{
+				if (ImGui::MenuItem("Save Scene As...", "Ctrl+Shift+S"))
 					SaveSceneAs();
-				}
+
+				ImGui::Separator();
 
 				if (ImGui::MenuItem("Exit"))
 					Application::Get().Close();
@@ -233,15 +234,17 @@ namespace StarEngine {
 		}
 
 		m_SceneHierarchyPanel.OnImGuiRender();
-		m_ContentBrowserPanel.OnImGuiRender();
+		m_ContentBrowserPanel->OnImGuiRender();
 
 		//Camera Info
 		ImGui::Begin("Stats");
 
+#if 0
 		std::string name = "None";
 		if (m_HoveredEntity)
 			name = m_HoveredEntity.GetComponent<TagComponent>().Tag;
 		ImGui::Text("Hovered Entity: %s", name.c_str());
+#endif
 
 		auto stats = Renderer2D::GetStats();
 		ImGui::Text("Renderer2D Stats:");
@@ -287,7 +290,7 @@ namespace StarEngine {
 			if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload("CONTENT_BROWSER_ITEM"))
 			{
 				const wchar_t* path = (const wchar_t*)payload->Data;
-				OpenScene(std::filesystem::path(g_AssetPath) / path);
+				OpenScene(path);
 			}
 			ImGui::EndDragDropTarget();
 		}
@@ -477,7 +480,7 @@ namespace StarEngine {
 			case Key::O:
 			{
 				if (control)
-					OpenScene();
+					OpenProject();
 
 				break;
 			}
@@ -536,6 +539,20 @@ namespace StarEngine {
 				break;
 			}
 
+			case Key::Delete:
+			{
+				if (Application::Get().GetImGuiLayer()->GetActiveWidgetID() == 0)
+				{
+					Entity selectedEntity = m_SceneHierarchyPanel.GetSelectedEntity();
+					if (selectedEntity)
+					{
+						m_SceneHierarchyPanel.SetSelectedEntity({});
+						m_ActiveScene->DestroyEntity(selectedEntity);
+					}
+				}
+				break;
+			}
+
 			default:
 				break;
 		}
@@ -615,6 +632,37 @@ namespace StarEngine {
 		Renderer2D::EndScene();
 	}
 
+	void EditorLayer::NewProject()
+	{
+		Project::New();
+	}
+
+	void EditorLayer::OpenProject(const std::filesystem::path& path)
+	{
+		if (Project::Load(path))
+		{
+			ScriptEngine::Init();
+
+			auto startScenePath = Project::GetAssetFileSystemPath(Project::GetActive()->GetConfig().StartScene);
+			OpenScene(startScenePath);
+			m_ContentBrowserPanel = CreateScope<ContentBrowserPanel>();
+		}
+	}
+
+	bool EditorLayer::OpenProject()
+	{
+		std::string filepath = FileDialogs::OpenFile("Star Project (*.starproj)\0*.starproj\0");
+		if (filepath.empty())
+			return false;
+
+		OpenProject(filepath);
+		return true;
+	}
+
+	void EditorLayer::SaveProject()
+	{
+		// Project::SaveActive();
+	}
 
 	void EditorLayer::NewScene()
 	{
@@ -738,7 +786,10 @@ namespace StarEngine {
 
 		Entity selectedEntity = m_SceneHierarchyPanel.GetSelectedEntity();
 		if (selectedEntity)
-			m_EditorScene->DuplicateEntity(selectedEntity);
+		{
+			Entity newEntity = m_EditorScene->DuplicateEntity(selectedEntity);
+			m_SceneHierarchyPanel.SetSelectedEntity(newEntity);
+		}
 	}
 
 }

StarEditor/src/EditorLayer.h

@@ -30,6 +30,11 @@ namespace StarEngine
 
 		void OnOverlayRender();
 
+		void NewProject();
+		bool OpenProject();
+		void OpenProject(const std::filesystem::path& path);
+		void SaveProject();
+
 		void NewScene();
 		void OpenScene();
 		void OpenScene(const std::filesystem::path& path);
@@ -90,7 +95,7 @@ namespace StarEngine
 
 		// Panels
 		SceneHierarchyPanel m_SceneHierarchyPanel;
-		ContentBrowserPanel m_ContentBrowserPanel;
+		Scope<ContentBrowserPanel> m_ContentBrowserPanel;
 
 		// Editor resources
 		Ref<Texture2D> m_IconPlay, m_IconPause, m_IconStep, m_IconSimulate, m_IconStop;

StarEditor/src/Panels/ContentBrowserPanel.cpp

@@ -1,15 +1,14 @@
 #include "sepch.h"
 #include "ContentBrowserPanel.h"
 
+#include "StarEngine/Project/Project.h"
+
 #include <imgui/imgui.h>
 
 namespace StarEngine
 {
-	// Once we have projects, change this
-	extern const std::filesystem::path g_AssetPath = "assets";
-
 	ContentBrowserPanel::ContentBrowserPanel()
-		: m_CurrentDirectory(g_AssetPath)
+		: m_BaseDirectory(Project::GetAssetDirectory()), m_CurrentDirectory(m_BaseDirectory)
 	{
 		m_DirectoryIcon = Texture2D::Create("Resources/Icons/ContentBrowser/DirectoryIcon.png");
 		m_FileIcon = Texture2D::Create("Resources/Icons/ContentBrowser/FileIcon.png");
@@ -19,7 +18,7 @@ namespace StarEngine
 	{
 		ImGui::Begin("Content Browser");
 
-		if (m_CurrentDirectory != std::filesystem::path(g_AssetPath))
+		if (m_CurrentDirectory != std::filesystem::path(m_BaseDirectory))
 		{
 			if (ImGui::Button("<-"))
 			{
@@ -50,7 +49,7 @@ namespace StarEngine
 
 			if (ImGui::BeginDragDropSource())
 			{
-				auto relativePath = std::filesystem::relative(path, g_AssetPath);
+				std::filesystem::path relativePath(path);
 				const wchar_t* itemPath = relativePath.c_str();
 				ImGui::SetDragDropPayload("CONTENT_BROWSER_ITEM", itemPath, (wcslen(itemPath) + 1) * sizeof(wchar_t));
 				ImGui::EndDragDropSource();

StarEditor/src/Panels/ContentBrowserPanel.h

@@ -13,6 +13,7 @@ namespace StarEngine
 
 		void OnImGuiRender();
 	private:
+		std::filesystem::path m_BaseDirectory;
 		std::filesystem::path m_CurrentDirectory;
 
 		Ref<Texture2D> m_DirectoryIcon;

StarEditor/src/Panels/SceneHierarchyPanel.cpp

@@ -2,6 +2,7 @@
 #include "StarEngine/Scene/Components.h"
 
 #include "StarEngine/Scripting/ScriptEngine.h"
+#include "StarEngine/UI/UI.h"
 
 #include <imgui/imgui.h>
 #include <imgui/imgui_internal.h>
@@ -19,9 +20,6 @@
 
 namespace StarEngine
 {
-	// Once we have projects, change this{
-	extern const std::filesystem::path g_AssetPath;
-
 	SceneHierarchyPanel::SceneHierarchyPanel(const Ref<Scene>& context)
 	{
 		SetContext(context);
@@ -330,11 +328,13 @@ namespace StarEngine
 				static char buffer[64];
 				strcpy_s(buffer, sizeof(buffer), component.ClassName.c_str());
 
-				if (!scriptClassExists)
-					ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(0.9f, 0.2f, 0.3f, 1.0f));
+				UI::ScopedStyleColor textColor(ImGuiCol_Text, ImVec4(0.9f, 0.2f, 0.3f, 1.0f), !scriptClassExists);
 
 				if (ImGui::InputText("Class", buffer, sizeof(buffer)))
+				{
 					component.ClassName = buffer;
+					return;
+				}
 
 				// Fields
 				bool sceneRunning = scene->IsRunning();
@@ -397,9 +397,6 @@ namespace StarEngine
 						}
 					}
 				}
-
-				if (!scriptClassExists)
-					ImGui::PopStyleColor();
 			});
 
 		DrawComponent<SpriteRendererComponent>("Sprite Renderer", entity, [](auto& component)
@@ -412,7 +409,7 @@ namespace StarEngine
 					if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload("CONTENT_BROWSER_ITEM"))
 					{
 						const wchar_t* path = (const wchar_t*)payload->Data;
-						std::filesystem::path texturePath = std::filesystem::path(g_AssetPath) / path;
+						std::filesystem::path texturePath(path);
 						Ref<Texture2D> texture = Texture2D::Create(texturePath.string());
 						if (texture->IsLoaded())
 							component.Texture = texture;

StarEngine-ScriptCore/Source/StarEngine/InternalCalls.cs

@@ -22,6 +22,13 @@ public static class InternalCalls
 		[MethodImplAttribute(MethodImplOptions.InternalCall)]
 		internal extern static void RigidBody2DComponent_ApplyLinearImpulse(ulong entityID, ref Vector2 impulse, ref Vector2 point, bool wake);
 
+		[MethodImplAttribute(MethodImplOptions.InternalCall)]
+		internal extern static void Rigidbody2DComponent_GetLinearVelocity(ulong entityID, out Vector2 linearVelocity);
+		[MethodImplAttribute(MethodImplOptions.InternalCall)]
+		internal extern static RigidBody2DComponent.BodyType Rigidbody2DComponent_GetType(ulong entityID);
+		[MethodImplAttribute(MethodImplOptions.InternalCall)]
+		internal extern static void Rigidbody2DComponent_SetType(ulong entityID, RigidBody2DComponent.BodyType type);
+
 		[MethodImplAttribute(MethodImplOptions.InternalCall)]
 		internal extern static void RigidBody2DComponent_ApplyLinearImpulseToCenter(ulong entityID, ref Vector2 impulse, bool wake);
 		[MethodImplAttribute(MethodImplOptions.InternalCall)]

StarEngine-ScriptCore/Source/StarEngine/Scene/Components.cs

@@ -30,6 +30,23 @@ public Vector3 Translation
 
 	public class RigidBody2DComponent : Component
 	{
+		public enum BodyType { Static = 0, Dynamic, Kinematic }
+
+		public Vector2 LinearVelocity
+		{
+			get
+			{
+				InternalCalls.Rigidbody2DComponent_GetLinearVelocity(Entity.ID, out Vector2 velocity);
+				return velocity;
+			}
+		}
+
+		public BodyType Type
+
+		{
+			get => InternalCalls.Rigidbody2DComponent_GetType(Entity.ID);
+			set => InternalCalls.Rigidbody2DComponent_SetType(Entity.ID, value);
+		}
 		public void ApplyLinearImpulse(Vector2 impulse, Vector2 worldPosition, bool wake)
 		{
 			InternalCalls.RigidBody2DComponent_ApplyLinearImpulse(Entity.ID, ref impulse, ref worldPosition, wake);

StarEngine-ScriptCore/Source/StarEngine/Vector2.cs

@@ -1,4 +1,6 @@
-namespace StarEngine
+using System;
+
+namespace StarEngine
 {
 	public struct Vector2
 	{
@@ -28,5 +30,14 @@ public Vector2(float x, float y)
 			return new Vector2(vector.X * scalar, vector.Y * scalar);
 		}
 
+		public float LengthSquared()
+		{
+			return X * X + Y * Y;
+		}
+
+		public float Length()
+		{
+			return (float)Math.Sqrt(LengthSquared());
+		}
 	}
 }