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#pragma once
#include "rendering/renderer_backend.h"
// Live-window Vulkan backend: owns the instance, surface, device, swapchain,
// render pass, framebuffers and per-frame synchronization, and drives the
// acquire -> record -> submit -> present loop. Implements the shared
// RendererBackend interface (SceneObject / BlackHoleParams live there). Pure-C++
// header (no vulkan.h / glfw leak); the GLFW window is passed as an opaque handle.
namespace Donut
{
// Must be called BEFORE glfwInit() when the Vulkan API is selected: points
// GLFW at the loader the app links against (GLFW's own dlopen fails on
// macOS/Homebrew) and configures the MoltenVK ICD / layer paths.
auto vulkan_prepare_glfw() -> void;
class VulkanRenderer : public RendererBackend
{
public:
VulkanRenderer();
~VulkanRenderer() override;
// glfwWindow must be a GLFW window created with GLFW_NO_API.
auto init(void* glfwWindow, int width, int height) -> bool override;
auto init_ui() -> bool override;
auto shutdown() -> void override;
auto resize(int width, int height) -> void override;
auto draw_frame(const glm::vec4& clear_color,
const std::function<void()>& build_ui) -> void override;
auto set_scene_mode(bool enabled) -> void override;
auto is_scene_mode() const -> bool override;
auto set_free_fly(bool enabled) -> void override; // seeds the fly pose from the orbital framing
auto is_free_fly() const -> bool override;
auto reset_camera() -> void override;
auto set_hdri(const std::string& path) -> void override; // rebuilds the cubemap (device-idle)
auto current_hdri() const -> const std::string& override;
auto scene_objects() -> std::vector<SceneObject>& override;
auto set_selected_object(int index) -> void override;
auto black_hole_params() -> BlackHoleParams& override;
auto device_name() const -> const std::string& override;
private:
struct Impl;
Impl* m_impl = nullptr;
};
}
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