From 5011640b3086b86b0f0b39b60fdb2aa946d4f5c8 Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Sat, 23 May 2020 06:46:09 -0300
Subject: Spanify Graphics Abstraction Layer (#1226)

* Spanify Graphics Abstraction Layer

* Be explicit about BufferHandle size
---
 Ryujinx.Graphics.OpenGL/Buffer.cs | 43 ++++++++++++++-------------------------
 1 file changed, 15 insertions(+), 28 deletions(-)

(limited to 'Ryujinx.Graphics.OpenGL/Buffer.cs')

diff --git a/Ryujinx.Graphics.OpenGL/Buffer.cs b/Ryujinx.Graphics.OpenGL/Buffer.cs
index db3e94ba..e8fd9a6b 100644
--- a/Ryujinx.Graphics.OpenGL/Buffer.cs
+++ b/Ryujinx.Graphics.OpenGL/Buffer.cs
@@ -4,22 +4,22 @@ using System;
 
 namespace Ryujinx.Graphics.OpenGL
 {
-    class Buffer : IBuffer
+    static class Buffer
     {
-        public int Handle { get; }
-
-        public Buffer(int size)
+        public static BufferHandle Create(int size)
         {
-            Handle = GL.GenBuffer();
+            int handle = GL.GenBuffer();
 
-            GL.BindBuffer(BufferTarget.CopyWriteBuffer, Handle);
+            GL.BindBuffer(BufferTarget.CopyWriteBuffer, handle);
             GL.BufferData(BufferTarget.CopyWriteBuffer, size, IntPtr.Zero, BufferUsageHint.DynamicDraw);
+
+            return Handle.FromInt32<BufferHandle>(handle);
         }
 
-        public void CopyTo(IBuffer destination, int srcOffset, int dstOffset, int size)
+        public static void Copy(BufferHandle source, BufferHandle destination, int srcOffset, int dstOffset, int size)
         {
-            GL.BindBuffer(BufferTarget.CopyReadBuffer, Handle);
-            GL.BindBuffer(BufferTarget.CopyWriteBuffer, ((Buffer)destination).Handle);
+            GL.BindBuffer(BufferTarget.CopyReadBuffer, source.ToInt32());
+            GL.BindBuffer(BufferTarget.CopyWriteBuffer, destination.ToInt32());
 
             GL.CopyBufferSubData(
                 BufferTarget.CopyReadBuffer,
@@ -29,9 +29,9 @@ namespace Ryujinx.Graphics.OpenGL
                 (IntPtr)size);
         }
 
-        public byte[] GetData(int offset, int size)
+        public static byte[] GetData(BufferHandle buffer, int offset, int size)
         {
-            GL.BindBuffer(BufferTarget.CopyReadBuffer, Handle);
+            GL.BindBuffer(BufferTarget.CopyReadBuffer, buffer.ToInt32());
 
             byte[] data = new byte[size];
 
@@ -40,22 +40,9 @@ namespace Ryujinx.Graphics.OpenGL
             return data;
         }
 
-        public void SetData(ReadOnlySpan<byte> data)
-        {
-            unsafe
-            {
-                GL.BindBuffer(BufferTarget.CopyWriteBuffer, Handle);
-
-                fixed (byte* ptr = data)
-                {
-                    GL.BufferData(BufferTarget.CopyWriteBuffer, data.Length, (IntPtr)ptr, BufferUsageHint.DynamicDraw);
-                }
-            }
-        }
-
-        public void SetData(int offset, ReadOnlySpan<byte> data)
+        public static void SetData(BufferHandle buffer, int offset, ReadOnlySpan<byte> data)
         {
-            GL.BindBuffer(BufferTarget.CopyWriteBuffer, Handle);
+            GL.BindBuffer(BufferTarget.CopyWriteBuffer, buffer.ToInt32());
 
             unsafe
             {
@@ -66,9 +53,9 @@ namespace Ryujinx.Graphics.OpenGL
             }
         }
 
-        public void Dispose()
+        public static void Delete(BufferHandle buffer)
         {
-            GL.DeleteBuffer(Handle);
+            GL.DeleteBuffer(buffer.ToInt32());
         }
     }
 }
-- 
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