mirror of
https://github.com/bailwillharr/engine.git
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124 lines
3.1 KiB
C++
124 lines
3.1 KiB
C++
#pragma once
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#include "resource_manager.hpp"
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#include "gfx.hpp"
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#include "gfx_device.hpp"
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#include <glm/mat4x4.hpp>
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#include <memory>
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#include <string>
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#include <filesystem>
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#include <unordered_map>
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#include <assert.h>
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namespace engine {
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class Window; // "window.hpp"
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class GFXDevice; // "gfx_device.hpp"
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class InputManager; // "input_manager.hpp"
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class SceneManager; // "scene_manager.hpp"
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namespace resources {
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class Shader;
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class Texture;
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}
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struct RenderData {
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std::unique_ptr<GFXDevice> gfxdev;
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gfx::DrawBuffer* drawBuffer = nullptr;
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/* uniforms for engine globals */
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const gfx::DescriptorSetLayout* setZeroLayout;
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const gfx::DescriptorSet* setZero;
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struct SetZeroBuffer {
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glm::mat4 proj;
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};
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gfx::UniformBuffer* setZeroBuffer;
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/* uniforms for per-frame data */
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const gfx::DescriptorSetLayout* setOneLayout;
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const gfx::DescriptorSet* setOne;
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struct SetOneBuffer {
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glm::mat4 view;
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};
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gfx::UniformBuffer* setOneBuffer;
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};
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class Application {
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public:
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Application(const char* appName, const char* appVersion, gfx::GraphicsSettings graphicsSettings);
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~Application();
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Application(const Application&) = delete;
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Application& operator=(const Application&) = delete;
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/* resource stuff */
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template <typename T>
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void registerResourceManager()
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{
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size_t hash = typeid(T).hash_code();
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assert(m_resourceManagers.contains(hash) == false && "Registering resource manager type more than once.");
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m_resourceManagers.emplace(hash, std::make_unique<ResourceManager<T>>());
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}
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template <typename T>
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std::shared_ptr<T> addResource(const std::string& name, std::unique_ptr<T>&& resource)
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{
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auto resourceManager = getResourceManager<T>();
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return resourceManager->add(name, std::move(resource));
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}
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template <typename T>
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std::shared_ptr<T> getResource(const std::string& name)
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{
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auto resourceManager = getResourceManager<T>();
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return resourceManager->get(name);
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}
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/* methods */
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void gameLoop();
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void setFrameLimiter(bool on) { m_enableFrameLimiter = on; }
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/* getters */
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Window* window() { return m_window.get(); }
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GFXDevice* gfx() { return renderData.gfxdev.get(); }
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InputManager* inputManager() { return m_inputManager.get(); }
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SceneManager* sceneManager() { return m_sceneManager.get(); }
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std::string getResourcePath(const std::string relativePath) { return (m_resourcesPath / relativePath).string(); }
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RenderData renderData{};
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private:
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std::unique_ptr<Window> m_window;
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std::unique_ptr<InputManager> m_inputManager;
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std::unique_ptr<SceneManager> m_sceneManager;
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std::filesystem::path m_resourcesPath;
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bool m_enableFrameLimiter = true;
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/* resource stuff */
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std::unordered_map<size_t, std::unique_ptr<IResourceManager>> m_resourceManagers{};
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template <typename T>
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ResourceManager<T>* getResourceManager()
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{
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size_t hash = typeid(T).hash_code();
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auto it = m_resourceManagers.find(hash);
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if (it == m_resourceManagers.end()) {
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throw std::runtime_error("Cannot find resource manager.");
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}
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auto ptr = it->second.get();
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auto castedPtr = dynamic_cast<ResourceManager<T>*>(ptr);
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assert(castedPtr != nullptr);
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return castedPtr;
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}
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};
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}
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