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添加场景加载与保存功能

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This commit is contained in:
Atdunbg
2025-06-01 12:43:35 +08:00
parent fdd13a8726
commit b47fce6fce
16 changed files with 498 additions and 104 deletions
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53
Sandbox/src/DemoBox/GameLayer.cpp
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@ -1,53 +0,0 @@
//
// Created by sfd on 25-5-18.
//
#include "GameLayer.h"
#include <Hazel/Core/Application.h>
#include <Hazel/Renderer/Renderer2D.h>
#include <Hazel/Renderer/RendererCommand.h>
GameLayer::GameLayer() : Layer("GameLayer") , m_cameraController((float)(Application::Get().GetWindow().GetWidth()) / (float)(Application::Get().GetWindow().GetHeight()))
{
}
void GameLayer::OnAttach()
{
}
void GameLayer::OnDetech()
{
}
void GameLayer::OnUpdate(TimeStep& ts)
{
auto mouseState = SDL_GetMouseState(NULL, NULL);
static Uint32 prevMouseState = 0;
m_cameraController.OnUpdate(ts);
RendererCommand::SetClearColor({0.2f, 0.2f, 0.2f, 1.0f});
RendererCommand::Clear();
Renderer2D::BeginScene(m_cameraController.GetCamera());
Hazel::Renderer2D::DrawQuad({0.0f, 0.0f}, {1.0f, 1.0f}, {1.0f, 1.0f, 1.0f, 1.0f});
Renderer2D::EndScene();
if ((mouseState & SDL_BUTTON_LMASK) && !(prevMouseState & SDL_BUTTON_LMASK))
{
HZ_CORE_INFO("LEFT Mouse Clicked!");
}
prevMouseState = mouseState;
}
void GameLayer::OnEvent(SDL_Event& e)
{
m_cameraController.OnEvent(e);
}
void GameLayer::OnImGuiRender()
{
}

30
Sandbox/src/DemoBox/GameLayer.h
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@ -1,30 +0,0 @@
//
// Created by sfd on 25-5-18.
//
#ifndef GAMELAYER_H
#define GAMELAYER_H
#include <Hazel/Core/Layer.h>
#include <Hazel/Renderer/OrthographicCameraController.h>
using namespace Hazel;
class GameLayer : public Layer{
public:
GameLayer();
~GameLayer() = default;
void OnAttach() override;
void OnDetech() override;
void OnUpdate(TimeStep& ts) override;
void OnEvent(SDL_Event& e) override;
void OnImGuiRender() override;
private:
OrthographicCameraController m_cameraController;
};
#endif //GAMELAYER_H

89
Sandbox/src/Editor/EditorLayer.cpp
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@ -5,21 +5,20 @@
#include "EditorLayer.h"
#include <imgui.h>
#include <iostream>
#include <glm/gtc/type_ptr.hpp>
#include "glm/ext/matrix_clip_space.hpp"
#include <Hazel/Scene/SceneSerializer.h>
#include <Hazel/Utils/PlatformUtils.h>
namespace Hazel
{
EditorLayer::EditorLayer()
: Layer("HazelEditor"), m_CameraController((float)Application::Get().GetWindow().GetWidth() / (float)Application::Get().GetWindow().GetHeight())
{
}
void EditorLayer::OnAttach()
{
FrameBufferSpecification spec;
spec.Width = Application::Get().GetWindow().GetWidth();
spec.Height = Application::Get().GetWindow().GetHeight();
@ -40,8 +39,6 @@ namespace Hazel
redSquare.AddComponent<SpriteRendererComponent>(glm::vec4{1.0f, 0.0f, 0.0f, 1.0f});
m_CameraEntity = m_ActiveScene->CreateEntity("Camera A");
m_CameraEntity.AddComponent<CameraComponent>();
m_PrimaryCamera = true;
@ -55,10 +52,10 @@ namespace Hazel
class CameraController : public ScriptableEntity
{
public:
void OnUpdate(const TimeStep ts)
{
void OnUpdate(const TimeStep ts) override
{
auto& translation = GetComponent<TransformComponent>().Translation;
static const auto state = SDL_GetKeyboardState(nullptr);
const auto state = SDL_GetKeyboardState(nullptr);
if (state[SDL_SCANCODE_A])
translation.x -= ts * speed;
if (state[SDL_SCANCODE_D])
@ -77,6 +74,8 @@ namespace Hazel
m_SceneHierachyPanel.SetContext(m_ActiveScene);
m_State = SDL_GetKeyboardState(nullptr);
}
void EditorLayer::OnDetech()
@ -110,7 +109,7 @@ namespace Hazel
RendererCommand::Clear();
// Renderer2D::BeginScene(m_cameraController.GetCamera());
// Renderer2D::BeginScene(m_CameraController.GetCamera());
// update Scene
m_ActiveScene->OnUpdate(ts);
@ -192,6 +191,22 @@ namespace Hazel
// ImGui::MenuItem("Fullscreen", NULL, &opt_fullscreen);
// ImGui::MenuItem("Padding", NULL, &opt_padding);
// ImGui::Separator();
if (ImGui::MenuItem("New", "Ctrl+N"))
{
NewScene();
}
if (ImGui::MenuItem("Open...", "Ctrl+O"))
{
OpenScene();
}
if (ImGui::MenuItem("Save As...", "Ctrl+Shift+S"))
{
SaveScene();
}
ImGui::Separator();
if (ImGui::MenuItem("Exit")) { Hazel::Application::Get().Close(); }
@ -256,5 +271,59 @@ namespace Hazel
{
m_CameraController.OnEvent(e);
}
#define SHORTCUT_NEW (SDL_KMOD_CTRL | SDLK_N)
#define SHORTCUT_OPEN (SDL_KMOD_CTRL | SDLK_O)
#define SHORTCUT_SAVE_ALL (SDL_KMOD_CTRL | SDL_KMOD_SHIFT | SDLK_S)
const auto mod = SDL_GetModState();
const auto ctrl = (mod & SDL_KMOD_CTRL) ? SDL_KMOD_CTRL : 0;
const auto shift = (mod & SDL_KMOD_SHIFT) ? SDL_KMOD_SHIFT : 0;
switch (ctrl | shift | e.key.key)
{
case SHORTCUT_NEW:
NewScene();
break;
case SHORTCUT_OPEN:
OpenScene();
break;
case SHORTCUT_SAVE_ALL:
SaveScene();
break;
default:
break;
}
}
void EditorLayer::SaveScene()
{
std::string filepath = FileDiaglogs::SaveFile("Hazel Scene (*.scene)\0*.scene\0");
if (!filepath.empty())
{
SceneSerializer serializer(m_ActiveScene);
serializer.Serialize(filepath);
}
}
void EditorLayer::OpenScene()
{
std::string filepath = FileDiaglogs::OpenFile("Hazel Scene (*.scene)\0*.scene\0");
if (!filepath.empty())
{
m_ActiveScene = CreateRef<Scene>();
m_ActiveScene->OnViewportResize((uint32_t)m_ViewPortSize.x, (uint32_t)m_ViewPortSize.y);
m_SceneHierachyPanel.SetContext(m_ActiveScene);
SceneSerializer serializer(m_ActiveScene);
serializer.Deserialize(filepath);
}
}
void EditorLayer::NewScene()
{
m_ActiveScene = CreateRef<Scene>();
m_ActiveScene->OnViewportResize((uint32_t)m_ViewPortSize.x, (uint32_t)m_ViewPortSize.y);
m_SceneHierachyPanel.SetContext(m_ActiveScene);
}
}

5
Sandbox/src/Editor/EditorLayer.h
View File

@ -22,6 +22,10 @@ namespace Hazel
virtual void OnUpdate(TimeStep& ts) override;
virtual void OnImGuiRender() override;
virtual void OnEvent(SDL_Event& e) override;
private:
void SaveScene();
void OpenScene();
void NewScene();
private:
OrthographicCameraController m_CameraController;
@ -45,6 +49,7 @@ namespace Hazel
Ref<FrameBuffer> m_FrameBuffer;
SceneHierachyPanel m_SceneHierachyPanel;
const bool* m_State = nullptr;
};
}

9
Sandbox/src/Editor/Panels/SceneHierachyPanel.cpp
View File

@ -18,16 +18,17 @@ namespace Hazel
void SceneHierachyPanel::SetContext(const Ref<Scene>& context)
{
m_Context = context;
m_SelectionContext = {};
}
void SceneHierachyPanel::OnImGuiRender()
{
ImGui::Begin("Scene Hierachy");
for (const auto entityID : m_Context->m_Registry.view<entt::entity>())
m_Context->m_Registry.view<entt::entity>().each([&](auto entityID)
{
DrawEntityNode({entityID, m_Context.get()});
}
});
if (ImGui::IsMouseDown(0) && ImGui::IsWindowHovered())
{
@ -185,6 +186,7 @@ namespace Hazel
if (entity.HasComponent<T>())
{
ImGui::PushID(&entity);
auto& component = entity.GetComponent<T>();
ImVec2 contextReginAvail = ImGui::GetContentRegionAvail();
@ -219,7 +221,8 @@ namespace Hazel
}
if (removeComponent)
entity.RemoveComponent<SpriteRendererComponent>();
entity.RemoveComponent<T>();
ImGui::PopID();
}
}