From 53d4ae519e2eaa96354aaf4246dd7dd91f5aa72a Mon Sep 17 00:00:00 2001
From: deccer <decccer@outlook.com>
Date: Mon, 26 Dec 2022 04:05:24 +0100
Subject: [PATCH] Expose Framebuffer removal

---
 src/EngineKit/Graphics/FramebufferFactory.cs  | 9 +++++++++
 src/EngineKit/Graphics/GraphicsContext.cs     | 5 +++++
 src/EngineKit/Graphics/IFramebufferFactory.cs | 2 ++
 src/EngineKit/Graphics/IGraphicsContext.cs    | 2 ++
 4 files changed, 18 insertions(+)

diff --git a/src/EngineKit/Graphics/FramebufferFactory.cs b/src/EngineKit/Graphics/FramebufferFactory.cs
index f8fb060..8c0cb12 100644
--- a/src/EngineKit/Graphics/FramebufferFactory.cs
+++ b/src/EngineKit/Graphics/FramebufferFactory.cs
@@ -33,6 +33,15 @@ public uint GetOrCreateFramebuffer(FramebufferRenderDescriptor framebufferRender
             : CreateFramebuffer(framebufferRenderDescriptor);
     }
 
+    public void RemoveFramebuffer(FramebufferRenderDescriptor framebufferRenderDescriptor)
+    {
+        if (_framebufferCache.TryGetValue(framebufferRenderDescriptor, out var framebuffer))
+        {
+            GL.DeleteFramebuffer(framebuffer);
+            _framebufferCache.Remove(framebufferRenderDescriptor);
+        }
+    }
+
     private uint CreateFramebuffer(FramebufferRenderDescriptor framebufferRenderDescriptor)
     {
         _logger.Debug("Creating Framebuffer");
diff --git a/src/EngineKit/Graphics/GraphicsContext.cs b/src/EngineKit/Graphics/GraphicsContext.cs
index a223996..d0ea05b 100644
--- a/src/EngineKit/Graphics/GraphicsContext.cs
+++ b/src/EngineKit/Graphics/GraphicsContext.cs
@@ -512,4 +512,9 @@ public void InsertMemoryBarrier(BarrierMask mask)
     {
         GL.MemoryBarrier(mask.ToGL());
     }
+
+    public void RemoveFramebuffer(FramebufferRenderDescriptor framebufferRenderDescriptor)
+    {
+        _framebufferFactory.RemoveFramebuffer(framebufferRenderDescriptor);
+    }
 }
\ No newline at end of file
diff --git a/src/EngineKit/Graphics/IFramebufferFactory.cs b/src/EngineKit/Graphics/IFramebufferFactory.cs
index 430d031..450761a 100644
--- a/src/EngineKit/Graphics/IFramebufferFactory.cs
+++ b/src/EngineKit/Graphics/IFramebufferFactory.cs
@@ -5,4 +5,6 @@ namespace EngineKit.Graphics;
 internal interface IFramebufferFactory : IDisposable
 {
     uint GetOrCreateFramebuffer(FramebufferRenderDescriptor framebufferRenderDescriptor);
+
+    void RemoveFramebuffer(FramebufferRenderDescriptor framebufferRenderDescriptor);
 }
\ No newline at end of file
diff --git a/src/EngineKit/Graphics/IGraphicsContext.cs b/src/EngineKit/Graphics/IGraphicsContext.cs
index ee36675..3aa05dd 100644
--- a/src/EngineKit/Graphics/IGraphicsContext.cs
+++ b/src/EngineKit/Graphics/IGraphicsContext.cs
@@ -64,4 +64,6 @@ ITexture CreateTexture2D(
     void EndRender();
 
     void InsertMemoryBarrier(BarrierMask mask);
+
+    void RemoveFramebuffer(FramebufferRenderDescriptor framebufferRenderDescriptor);
 }
\ No newline at end of file