editor.hpp

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#pragma once
 
#include <filesystem>
#include <memory>
#include <vulkan/vulkan.hpp>
#include <wren/math/vector.hpp>
#include <wren/mesh.hpp>
#include <wren/scene/scene.hpp>
#include <wren/utils/errors.hpp>
 
#include "camera.hpp"
#include "context.hpp"
 
namespace wren {
struct Context;
class Application;
class GraphBuilder;
class RenderTarget;
}  // namespace wren
 
namespace editor {
 
class Editor {
 public:
  static auto create(const std::shared_ptr<wren::Application> &app,
                     const std::filesystem::path &project_path)
      -> wren::expected<std::shared_ptr<Editor>>;
 
  Editor(const std::shared_ptr<wren::Context> &ctx);
 
  void on_update();
 
 private:
  auto load_scene() -> wren::expected<void>;
 
  auto build_render_graph(const std::shared_ptr<wren::Context> &ctx)
      -> wren::expected<wren::GraphBuilder>;
 
  // Project
  Context editor_context_;
 
  // Editor camera
  Camera camera_;
 
  // Panels
  std::optional<flecs::entity> selected_entity_;
 
  // Scene management
  std::shared_ptr<wren::scene::Scene> scene_;
 
  std::shared_ptr<wren::Context> wren_ctx_;
 
  std::shared_ptr<wren::vk::Shader> mesh_shader_;
  std::shared_ptr<wren::vk::Shader> viewer_shader_;
 
  // Scene viewer
  std::vector<VkDescriptorSet> dset_{};
  vk::Sampler texture_sampler_;
 
  std::optional<wren::math::vec2i> scene_resized_;
  wren::math::vec2i last_scene_size_;
};
 
}  // namespace editor