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Enhanced barrier

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Misaki
2026-01-22 12:33:23 +09:00
parent 92b966fe0d
commit 139312d73b
35 changed files with 653 additions and 9544 deletions
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58
Ghost.Graphics/Core/RenderingContext.cs
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@@ -5,7 +5,6 @@ using Misaki.HighPerformance.LowLevel.Buffer;
using Misaki.HighPerformance.LowLevel.Collections;
using Misaki.HighPerformance.LowLevel.Utilities;
using Misaki.HighPerformance.Mathematics;
using System.Runtime.CompilerServices;
namespace Ghost.Graphics.Core;
@@ -47,6 +46,37 @@ public readonly unsafe ref struct RenderingContext
queue.WaitIdle();
}
private void TransitionBarrier(Handle<GPUResource> resource, bool isTexture, BarrierLayout newLayout, BarrierAccess newAccess, BarrierSync newSync)
{
var r = ResourceDatabase.GetResourceBarrierData(resource);
if (r.IsFailure)
{
return;
}
var data = r.Value;
if (data.Layout == newLayout && data.Access == newAccess && data.Sync == newSync)
{
return;
}
// For buffers, layout is usually Undefined/Common and doesn't change, but Access/Sync do.
// For textures, layout changes matter.
var desc = isTexture ?
BarrierDesc.Texture(
resource,
data.Sync, newSync,
data.Access, newAccess,
data.Layout, newLayout)
: BarrierDesc.Buffer(
resource,
data.Sync, newSync,
data.Access, newAccess);
_directCmd.ResourceBarrier(new ReadOnlySpan<BarrierDesc>(in desc));
ResourceDatabase.SetResourceBarrierData(resource, new ResourceBarrierData(newLayout, newAccess, newSync));
}
public Handle<Mesh> CreateMesh(UnsafeList<Vertex> vertices, UnsafeList<uint> indices, bool staticMesh)
{
var mesh = ResourceAllocator.CreateMesh(vertices, indices);
@@ -60,8 +90,8 @@ public readonly unsafe ref struct RenderingContext
var vertexHandle = meshData.VertexBuffer.AsResource();
var indexHandle = meshData.IndexBuffer.AsResource();
_directCmd.TransitionBarrier(vertexHandle, ResourceState.CopyDest);
_directCmd.TransitionBarrier(indexHandle, ResourceState.CopyDest);
TransitionBarrier(vertexHandle, false, BarrierLayout.Undefined, BarrierAccess.CopyDest, BarrierSync.Copy);
TransitionBarrier(indexHandle, false, BarrierLayout.Undefined, BarrierAccess.CopyDest, BarrierSync.Copy);
_directCmd.UploadBuffer(meshData.VertexBuffer, meshData.Vertices.AsSpan());
_directCmd.UploadBuffer(meshData.IndexBuffer, meshData.Indices.AsSpan());
@@ -69,8 +99,8 @@ public readonly unsafe ref struct RenderingContext
if (staticMesh)
{
meshData.ReleaseCpuResources();
_directCmd.TransitionBarrier(vertexHandle, ResourceState.NonPixelShaderResource);
_directCmd.TransitionBarrier(indexHandle, ResourceState.NonPixelShaderResource);
TransitionBarrier(vertexHandle, false, BarrierLayout.Undefined, BarrierAccess.ShaderResource, BarrierSync.VertexShading);
TransitionBarrier(indexHandle, false, BarrierLayout.Undefined, BarrierAccess.IndexBuffer, BarrierSync.IndexInput);
}
return mesh;
@@ -103,15 +133,17 @@ public readonly unsafe ref struct RenderingContext
}
ref readonly var meshRef = ref r.Value;
var vertexHandle = meshRef.VertexBuffer.AsResource();
var indexHandle = meshRef.IndexBuffer.AsResource();
_directCmd.TransitionBarrier(meshRef.VertexBuffer.AsResource(), ResourceState.CopyDest);
_directCmd.TransitionBarrier(meshRef.IndexBuffer.AsResource(), ResourceState.CopyDest);
TransitionBarrier(vertexHandle, false, BarrierLayout.Undefined, BarrierAccess.CopyDest, BarrierSync.Copy);
TransitionBarrier(indexHandle, false, BarrierLayout.Undefined, BarrierAccess.CopyDest, BarrierSync.Copy);
_directCmd.UploadBuffer(meshRef.VertexBuffer, meshRef.Vertices.AsSpan());
_directCmd.UploadBuffer(meshRef.IndexBuffer, meshRef.Indices.AsSpan());
_directCmd.TransitionBarrier(meshRef.VertexBuffer.AsResource(), ResourceState.NonPixelShaderResource);
_directCmd.TransitionBarrier(meshRef.IndexBuffer.AsResource(), ResourceState.NonPixelShaderResource);
TransitionBarrier(vertexHandle, false, BarrierLayout.Undefined, BarrierAccess.ShaderResource, BarrierSync.VertexShading);
TransitionBarrier(indexHandle, false, BarrierLayout.Undefined, BarrierAccess.IndexBuffer, BarrierSync.IndexInput);
if (markMeshStatic)
{
@@ -139,9 +171,9 @@ public readonly unsafe ref struct RenderingContext
var bufferHandle = meshData.ObjectDataBuffer.AsResource();
_directCmd.TransitionBarrier(bufferHandle, ResourceState.CopyDest);
_directCmd.UploadBuffer(meshData.ObjectDataBuffer, [data]);
_directCmd.TransitionBarrier(bufferHandle, ResourceState.NonPixelShaderResource | ResourceState.PixelShaderResource);
TransitionBarrier(bufferHandle, false, BarrierLayout.Undefined, BarrierAccess.CopyDest, BarrierSync.Copy);
_directCmd.UploadBuffer(meshData.ObjectDataBuffer, data);
TransitionBarrier(bufferHandle, false, BarrierLayout.Undefined, BarrierAccess.ShaderResource, BarrierSync.PixelShading | BarrierSync.NonPixelShading);
}
public Handle<Texture> CreateTexture<T>(ref readonly TextureDesc desc, ReadOnlySpan<T> data, string name)
@@ -166,7 +198,7 @@ public readonly unsafe ref struct RenderingContext
desc.TextureDescription.Format.GetSurfaceInfo(desc.TextureDescription.Width, desc.TextureDescription.Height, out var rowPitch, out var slicePitch, out _);
_directCmd.TransitionBarrier(texture.AsResource(), ResourceState.CopyDest);
TransitionBarrier(texture.AsResource(), true, BarrierLayout.CopyDest, BarrierAccess.CopyDest, BarrierSync.Copy);
fixed (T* pData = data)
{