[feat]: vulkan is going to be the end of me bro

1 files changed, 40 insertions, 0 deletions

diff --git a/src/Platform/Vulkan/VulkanRenderer.h b/src/Platform/Vulkan/VulkanRenderer.h
new file mode 100644
index 0000000..9b5a23f
--- /dev/null
+++ b/src/Platform/Vulkan/VulkanRenderer.h
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <glm/glm.hpp>
+#include <functional>
+
+// 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. 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.
+    void VulkanPrepareGLFW();
+
+    class VulkanRenderer
+    {
+    public:
+        VulkanRenderer();
+        ~VulkanRenderer();
+
+        // glfwWindow must be a GLFW window created with GLFW_NO_API.
+        bool Init(void* glfwWindow, int width, int height);
+        void Shutdown();
+
+        // Creates the ImGui context + Vulkan/GLFW backends. Call after Init().
+        bool InitImGui();
+
+        // Renders + presents one frame: clears to clearColor, then (if InitImGui
+        // ran) opens an ImGui frame, invokes buildUI to populate it, and draws it.
+        void DrawFrame(const glm::vec4& clearColor, const std::function<void()>& buildUI = {});
+
+        void OnResize(int width, int height);
+
+    private:
+        struct Impl;
+        Impl* m_Impl = nullptr;
+    };
+}