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using Ryujinx.Graphics.GAL;
using System;
using System.Collections.Generic;
namespace Ryujinx.Graphics.OpenGL.Image
{
class IntermediatePool : IDisposable
{
private readonly OpenGLRenderer _renderer;
private readonly List<TextureView> _entries;
public IntermediatePool(OpenGLRenderer renderer)
{
_renderer = renderer;
_entries = new List<TextureView>();
}
public TextureView GetOrCreateWithAtLeast(
Target target,
int blockWidth,
int blockHeight,
int bytesPerPixel,
Format format,
int width,
int height,
int depth,
int levels,
int samples)
{
TextureView entry;
for (int i = 0; i < _entries.Count; i++)
{
entry = _entries[i];
if (entry.Target == target && entry.Format == format && entry.Info.Samples == samples)
{
if (entry.Width < width ||
entry.Height < height ||
entry.Info.Depth < depth ||
entry.Info.Levels < levels)
{
width = Math.Max(width, entry.Width);
height = Math.Max(height, entry.Height);
depth = Math.Max(depth, entry.Info.Depth);
levels = Math.Max(levels, entry.Info.Levels);
entry.Dispose();
entry = CreateNew(target, blockWidth, blockHeight, bytesPerPixel, format, width, height, depth, levels, samples);
_entries[i] = entry;
}
return entry;
}
}
entry = CreateNew(target, blockWidth, blockHeight, bytesPerPixel, format, width, height, depth, levels, samples);
_entries.Add(entry);
return entry;
}
private TextureView CreateNew(
Target target,
int blockWidth,
int blockHeight,
int bytesPerPixel,
Format format,
int width,
int height,
int depth,
int levels,
int samples)
{
return (TextureView)_renderer.CreateTexture(new TextureCreateInfo(
width,
height,
depth,
levels,
samples,
blockWidth,
blockHeight,
bytesPerPixel,
format,
DepthStencilMode.Depth,
target,
SwizzleComponent.Red,
SwizzleComponent.Green,
SwizzleComponent.Blue,
SwizzleComponent.Alpha), 1f);
}
public void Dispose()
{
foreach (TextureView entry in _entries)
{
entry.Dispose();
}
_entries.Clear();
}
}
}
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