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using OpenTK.Graphics.OpenGL;
using Ryujinx.Graphics.GAL;
using System;
namespace Ryujinx.Graphics.OpenGL.Image
{
class ImageArray : IImageArray
{
private record struct TextureRef
{
public int Handle;
public Format Format;
}
private readonly TextureRef[] _images;
public ImageArray(int size)
{
_images = new TextureRef[size];
}
public void SetFormats(int index, GAL.Format[] imageFormats)
{
for (int i = 0; i < imageFormats.Length; i++)
{
_images[index + i].Format = imageFormats[i];
}
}
public void SetImages(int index, ITexture[] images)
{
for (int i = 0; i < images.Length; i++)
{
ITexture image = images[i];
if (image is TextureBase imageBase)
{
_images[index + i].Handle = imageBase.Handle;
}
else
{
_images[index + i].Handle = 0;
}
}
}
public void Bind(int baseBinding)
{
for (int i = 0; i < _images.Length; i++)
{
if (_images[i].Handle == 0)
{
GL.BindImageTexture(baseBinding + i, 0, 0, true, 0, TextureAccess.ReadWrite, SizedInternalFormat.Rgba8);
}
else
{
SizedInternalFormat format = FormatTable.GetImageFormat(_images[i].Format);
if (format != 0)
{
GL.BindImageTexture(baseBinding + i, _images[i].Handle, 0, true, 0, TextureAccess.ReadWrite, format);
}
}
}
}
}
}
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