mirror of
https://github.com/GreemDev/Ryujinx.git
synced 2024-12-23 11:35:47 +00:00
132 lines
4.4 KiB
C#
132 lines
4.4 KiB
C#
|
using BufferHandle = Ryujinx.Graphics.GAL.BufferHandle;
|
|||
|
|
|||
|
namespace Ryujinx.Graphics.Vulkan
|
|||
|
{
|
|||
|
internal struct VertexBufferState
|
|||
|
{
|
|||
|
public static VertexBufferState Null => new VertexBufferState(null, 0, 0, 0);
|
|||
|
|
|||
|
private readonly int _offset;
|
|||
|
private readonly int _size;
|
|||
|
private readonly int _stride;
|
|||
|
|
|||
|
private readonly BufferHandle _handle;
|
|||
|
private Auto<DisposableBuffer> _buffer;
|
|||
|
|
|||
|
internal readonly int DescriptorIndex;
|
|||
|
internal int AttributeScalarAlignment;
|
|||
|
|
|||
|
public VertexBufferState(Auto<DisposableBuffer> buffer, int descriptorIndex, int offset, int size, int stride = 0)
|
|||
|
{
|
|||
|
_buffer = buffer;
|
|||
|
_handle = BufferHandle.Null;
|
|||
|
|
|||
|
_offset = offset;
|
|||
|
_size = size;
|
|||
|
_stride = stride;
|
|||
|
|
|||
|
DescriptorIndex = descriptorIndex;
|
|||
|
AttributeScalarAlignment = 1;
|
|||
|
|
|||
|
buffer?.IncrementReferenceCount();
|
|||
|
}
|
|||
|
|
|||
|
public VertexBufferState(BufferHandle handle, int descriptorIndex, int offset, int size, int stride = 0)
|
|||
|
{
|
|||
|
// This buffer state may be rewritten at bind time, so it must be retrieved on bind.
|
|||
|
|
|||
|
_buffer = null;
|
|||
|
_handle = handle;
|
|||
|
|
|||
|
_offset = offset;
|
|||
|
_size = size;
|
|||
|
_stride = stride;
|
|||
|
|
|||
|
DescriptorIndex = descriptorIndex;
|
|||
|
AttributeScalarAlignment = 1;
|
|||
|
}
|
|||
|
|
|||
|
public void BindVertexBuffer(VulkanRenderer gd, CommandBufferScoped cbs, uint binding, ref PipelineState state)
|
|||
|
{
|
|||
|
var autoBuffer = _buffer;
|
|||
|
|
|||
|
if (_handle != BufferHandle.Null)
|
|||
|
{
|
|||
|
// May need to restride the vertex buffer.
|
|||
|
|
|||
|
if (gd.NeedsVertexBufferAlignment(AttributeScalarAlignment, out int alignment) && (_stride % alignment) != 0)
|
|||
|
{
|
|||
|
autoBuffer = gd.BufferManager.GetAlignedVertexBuffer(cbs, _handle, _offset, _size, _stride, alignment);
|
|||
|
int stride = (_stride + (alignment - 1)) & -alignment;
|
|||
|
|
|||
|
var buffer = autoBuffer.Get(cbs, _offset, _size).Value;
|
|||
|
|
|||
|
if (gd.Capabilities.SupportsExtendedDynamicState)
|
|||
|
{
|
|||
|
gd.ExtendedDynamicStateApi.CmdBindVertexBuffers2(
|
|||
|
cbs.CommandBuffer,
|
|||
|
binding,
|
|||
|
1,
|
|||
|
buffer,
|
|||
|
0,
|
|||
|
(ulong)(_size / _stride) * (ulong)stride,
|
|||
|
(ulong)stride);
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
gd.Api.CmdBindVertexBuffers(cbs.CommandBuffer, binding, 1, buffer, 0);
|
|||
|
}
|
|||
|
|
|||
|
_buffer = autoBuffer;
|
|||
|
state.Internal.VertexBindingDescriptions[DescriptorIndex].Stride = (uint)stride;
|
|||
|
|
|||
|
return;
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
autoBuffer = gd.BufferManager.GetBuffer(cbs.CommandBuffer, _handle, false, out int _);
|
|||
|
|
|||
|
// The original stride must be reapplied in case it was rewritten.
|
|||
|
state.Internal.VertexBindingDescriptions[DescriptorIndex].Stride = (uint)_stride;
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (autoBuffer != null)
|
|||
|
{
|
|||
|
var buffer = autoBuffer.Get(cbs, _offset, _size).Value;
|
|||
|
|
|||
|
if (gd.Capabilities.SupportsExtendedDynamicState)
|
|||
|
{
|
|||
|
gd.ExtendedDynamicStateApi.CmdBindVertexBuffers2(
|
|||
|
cbs.CommandBuffer,
|
|||
|
binding,
|
|||
|
1,
|
|||
|
buffer,
|
|||
|
(ulong)_offset,
|
|||
|
(ulong)_size,
|
|||
|
(ulong)_stride);
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
gd.Api.CmdBindVertexBuffers(cbs.CommandBuffer, binding, 1, buffer, (ulong)_offset);
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
public bool BoundEquals(Auto<DisposableBuffer> buffer)
|
|||
|
{
|
|||
|
return _buffer == buffer;
|
|||
|
}
|
|||
|
|
|||
|
public void Dispose()
|
|||
|
{
|
|||
|
// Only dispose if this buffer is not refetched on each bind.
|
|||
|
|
|||
|
if (_handle == BufferHandle.Null)
|
|||
|
{
|
|||
|
_buffer?.DecrementReferenceCount();
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
}
|