57 lines
1.6 KiB
C#
57 lines
1.6 KiB
C#
using System;
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namespace Ryujinx.Graphics.Rdna3Vulkan
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{
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struct BufferState : IDisposable
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{
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public static BufferState Null => new(null, 0, 0);
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private readonly int _offset;
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private readonly int _size;
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private Auto<DisposableBuffer> _buffer;
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public BufferState(Auto<DisposableBuffer> buffer, int offset, int size)
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{
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_buffer = buffer;
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_offset = offset;
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_size = size;
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buffer?.IncrementReferenceCount();
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}
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public readonly void BindTransformFeedbackBuffer(VulkanRenderer gd, CommandBufferScoped cbs, uint binding)
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{
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if (_buffer != null)
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{
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var buffer = _buffer.Get(cbs, _offset, _size, true).Value;
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ulong offset = (ulong)_offset;
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ulong size = (ulong)_size;
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gd.TransformFeedbackApi.CmdBindTransformFeedbackBuffers(cbs.CommandBuffer, binding, 1, in buffer, in offset, in size);
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}
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}
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public void Swap(Auto<DisposableBuffer> from, Auto<DisposableBuffer> to)
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{
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if (_buffer == from)
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{
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_buffer.DecrementReferenceCount();
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to.IncrementReferenceCount();
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_buffer = to;
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}
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}
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public readonly bool Overlaps(Auto<DisposableBuffer> buffer, int offset, int size)
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{
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return buffer == _buffer && offset < _offset + _size && offset + size > _offset;
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}
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public readonly void Dispose()
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{
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_buffer?.DecrementReferenceCount();
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}
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}
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}
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