From 5b361d81dbd2af0d0e99b9eb1adebea76ff05db0 Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Thu, 20 Aug 2026 02:27:02 +0200
Subject: [chore]: MASSIVE refactor + more vulkan bs

---
 src/rendering/framebuffer.h | 65 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 src/rendering/framebuffer.h

(limited to 'src/rendering/framebuffer.h')

diff --git a/src/rendering/framebuffer.h b/src/rendering/framebuffer.h
new file mode 100644
index 0000000..a01a81b
--- /dev/null
+++ b/src/rendering/framebuffer.h
@@ -0,0 +1,65 @@
+#pragma once
+
+#include "core/memory.h"
+#include "texture.h"
+
+namespace Donut
+{
+    enum class FramebufferTextureFormat
+    {
+        None = 0,
+        
+        RGBA8,
+        RED_INTEGER,
+        
+        DEPTH24STENCIL8,
+        
+        Depth = DEPTH24STENCIL8
+    };
+
+    struct FramebufferTextureSpecification
+    {
+        FramebufferTextureSpecification() = default;
+        FramebufferTextureSpecification(FramebufferTextureFormat format)
+            : texture_format(format) {}
+
+        FramebufferTextureFormat texture_format = FramebufferTextureFormat::None;
+    };
+
+    struct FramebufferAttachmentSpecification
+    {
+        FramebufferAttachmentSpecification() = default;
+        FramebufferAttachmentSpecification(std::initializer_list<FramebufferTextureSpecification> attachments)
+            : attachments(attachments) {}
+
+        std::vector<FramebufferTextureSpecification> attachments;
+    };
+
+    struct FramebufferSpecification
+    {
+        uint32_t Width = 0, Height = 0;
+        FramebufferAttachmentSpecification attachments;
+        uint32_t Samples = 1;
+
+        bool SwapChainTarget = false;
+    };
+
+    class Framebuffer
+    {
+    public:
+        virtual ~Framebuffer() = default;
+
+        virtual auto bind() -> void = 0;
+        virtual auto unbind() -> void = 0;
+
+        virtual auto resize(uint32_t width, uint32_t height) -> void = 0;
+        virtual auto read_pixel(uint32_t attachment_index, int x, int y) -> int = 0;
+
+        virtual auto clear_attachment(uint32_t attachment_index, int value) -> void = 0;
+        virtual auto get_color_attachment_renderer_id(uint32_t index = 0) const -> uint32_t = 0;
+
+        virtual auto get_specification() const -> const FramebufferSpecification& = 0;
+
+        static auto create(const FramebufferSpecification& spec) -> Ref<Framebuffer>;
+    };
+};
-- 
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