From 4152ac76d0813d9d0f67d2f04653a13fa6e17433 Mon Sep 17 00:00:00 2001
From: UjinT34 <41110182+UjinT34@users.noreply.github.com>
Date: Sat, 7 Mar 2026 00:44:10 +0300
Subject: renderer: refactor Texture, Framebuffer and Renderbuffer (#13437)

Part 1 of the renderer refactors
---
 src/render/Framebuffer.hpp | 46 +++++++++++++++++++++++++---------------------
 1 file changed, 25 insertions(+), 21 deletions(-)

(limited to 'src/render/Framebuffer.hpp')

diff --git a/src/render/Framebuffer.hpp b/src/render/Framebuffer.hpp
index e6c93876..7e33f227 100644
--- a/src/render/Framebuffer.hpp
+++ b/src/render/Framebuffer.hpp
@@ -3,34 +3,38 @@
 #include "../defines.hpp"
 #include "../helpers/Format.hpp"
 #include "Texture.hpp"
+#include <cstdint>
 #include <drm_fourcc.h>
 
-class CFramebuffer {
+class CHLBufferReference;
+
+class IFramebuffer {
   public:
-    CFramebuffer();
-    ~CFramebuffer();
-
-    bool         alloc(int w, int h, uint32_t format = DRM_FORMAT_ARGB8888);
-    void         addStencil(SP<CTexture> tex);
-    void         bind();
-    void         unbind();
-    void         release();
-    void         reset();
+    IFramebuffer() = default;
+    IFramebuffer(const std::string& name);
+    virtual ~IFramebuffer() = default;
+
+    virtual bool alloc(int w, int h, uint32_t format = DRM_FORMAT_ARGB8888);
+    virtual void release()                                                                                                                  = 0;
+    virtual bool readPixels(CHLBufferReference buffer, uint32_t offsetX = 0, uint32_t offsetY = 0, uint32_t width = 0, uint32_t height = 0) = 0;
+
+    virtual void bind() = 0;
+
     bool         isAllocated();
-    SP<CTexture> getTexture();
-    SP<CTexture> getStencilTex();
-    GLuint       getFBID();
-    void         invalidate(const std::vector<GLenum>& attachments);
+    SP<ITexture> getTexture();
+    SP<ITexture> getStencilTex();
+
+    virtual void addStencil(SP<ITexture> tex) = 0;
 
     Vector2D     m_size;
-    DRMFormat    m_drmFormat = 0 /* DRM_FORMAT_INVALID */;
+    DRMFormat    m_drmFormat = DRM_FORMAT_INVALID;
 
-  private:
-    SP<CTexture> m_tex;
-    GLuint       m_fb          = -1;
-    bool         m_fbAllocated = false;
+  protected:
+    virtual bool internalAlloc(int w, int h, uint32_t format = DRM_FORMAT_ARGB8888) = 0;
 
-    SP<CTexture> m_stencilTex;
+    SP<ITexture> m_tex;
+    bool         m_fbAllocated = false;
 
-    friend class CRenderbuffer;
+    SP<ITexture> m_stencilTex;
+    std::string  m_name; // name for logging
 };
-- 
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