RyuKen/Ryujinx.Graphics.OpenGL/Image/TextureBuffer.cs
gdkchan 5011640b30
Spanify Graphics Abstraction Layer (#1226)
* Spanify Graphics Abstraction Layer

* Be explicit about BufferHandle size
2020-05-23 11:46:09 +02:00

71 lines
1.9 KiB
C#

using OpenTK.Graphics.OpenGL;
using Ryujinx.Graphics.GAL;
using System;
namespace Ryujinx.Graphics.OpenGL.Image
{
class TextureBuffer : TextureBase, ITexture
{
private int _bufferOffset;
private int _bufferSize;
private BufferHandle _buffer;
public TextureBuffer(TextureCreateInfo info) : base(info) {}
public void CopyTo(ITexture destination, int firstLayer, int firstLevel)
{
throw new NotSupportedException();
}
public void CopyTo(ITexture destination, Extents2D srcRegion, Extents2D dstRegion, bool linearFilter)
{
throw new NotSupportedException();
}
public ITexture CreateView(TextureCreateInfo info, int firstLayer, int firstLevel)
{
throw new NotSupportedException();
}
public byte[] GetData()
{
return Buffer.GetData(_buffer, _bufferOffset, _bufferSize);
}
public void SetData(ReadOnlySpan<byte> data)
{
Buffer.SetData(_buffer, _bufferOffset, data.Slice(0, Math.Min(data.Length, _bufferSize)));
}
public void SetStorage(BufferRange buffer)
{
if (buffer.Handle == _buffer &&
buffer.Offset == _bufferOffset &&
buffer.Size == _bufferSize)
{
return;
}
_buffer = buffer.Handle;
_bufferOffset = buffer.Offset;
_bufferSize = buffer.Size;
Bind(0);
SizedInternalFormat format = (SizedInternalFormat)FormatTable.GetFormatInfo(Info.Format).PixelInternalFormat;
GL.TexBufferRange(TextureBufferTarget.TextureBuffer, format, _buffer.ToInt32(), (IntPtr)buffer.Offset, buffer.Size);
}
public void Dispose()
{
if (Handle != 0)
{
GL.DeleteTexture(Handle);
Handle = 0;
}
}
}
}