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Update native Vulkan backend interface

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This commit is contained in:
Spooks
2026-07-15 18:34:06 -06:00
parent 25ea376d41
commit 0bd63c5a74
1 changed files with 48 additions and 12 deletions
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src/SharpEmu.Libs/Gpu/NativeVulkan/NativeVulkanGuestGpuBackend.cs
+48 -12
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@@ -12,6 +12,9 @@ namespace SharpEmu.Libs.Gpu.NativeVulkan;
/// <summary>Native C++ Vulkan implementation of the guest-domain GPU seam.</summary>
internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
{
private static readonly IGuestCompiledShader DepthOnlyFragmentShader =
new VulkanCompiledGuestShader(SpirvFixedShaders.CreateDepthOnlyFragment());
private readonly object _startGate = new();
private readonly BlockingCollection<Action<nint>> _commands = new(new ConcurrentQueue<Action<nint>>(), 256);
private readonly ManualResetEventSlim _ready = new(false);
@@ -48,34 +51,43 @@ internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
public bool TryCompileVertexShader(Gen5ShaderState state, Gen5ShaderEvaluation evaluation,
out IGuestCompiledShader? shader, out string error, int globalBufferBase = 0,
int totalGlobalBufferCount = -1, int imageBindingBase = 0, int scalarRegisterBufferIndex = -1)
int totalGlobalBufferCount = -1, int imageBindingBase = 0, int scalarRegisterBufferIndex = -1,
int requiredVertexOutputCount = 0, ulong storageBufferOffsetAlignment = 1)
{
shader = null;
if (!Gen5SpirvTranslator.TryCompileVertexShader(state, evaluation, out var compiled, out error,
globalBufferBase, totalGlobalBufferCount, imageBindingBase, scalarRegisterBufferIndex)) return false;
globalBufferBase, totalGlobalBufferCount, imageBindingBase, scalarRegisterBufferIndex,
requiredVertexOutputCount, storageBufferOffsetAlignment)) return false;
shader = new VulkanCompiledGuestShader(compiled.Spirv); return true;
}
public bool TryCompilePixelShader(Gen5ShaderState state, Gen5ShaderEvaluation evaluation,
IReadOnlyList<Gen5PixelOutputBinding> outputs, out IGuestCompiledShader? shader, out string error,
int globalBufferBase = 0, int totalGlobalBufferCount = -1, int imageBindingBase = 0,
int scalarRegisterBufferIndex = -1)
int scalarRegisterBufferIndex = -1, uint pixelInputEnable = 0, uint pixelInputAddress = 0,
ulong storageBufferOffsetAlignment = 1)
{
shader = null;
if (!Gen5SpirvTranslator.TryCompilePixelShader(state, evaluation, outputs, out var compiled, out error,
globalBufferBase, totalGlobalBufferCount, imageBindingBase, scalarRegisterBufferIndex)) return false;
globalBufferBase, totalGlobalBufferCount, imageBindingBase, scalarRegisterBufferIndex,
pixelInputEnable, pixelInputAddress, storageBufferOffsetAlignment)) return false;
shader = new VulkanCompiledGuestShader(compiled.Spirv); return true;
}
public bool TryCompileComputeShader(Gen5ShaderState state, Gen5ShaderEvaluation evaluation,
uint localSizeX, uint localSizeY, uint localSizeZ, out IGuestCompiledShader? shader, out string error)
uint localSizeX, uint localSizeY, uint localSizeZ, out IGuestCompiledShader? shader, out string error,
int totalGlobalBufferCount = -1, int initialScalarBufferIndex = -1, uint waveLaneCount = 32,
ulong storageBufferOffsetAlignment = 1)
{
shader = null;
if (!Gen5SpirvTranslator.TryCompileComputeShader(state, evaluation, localSizeX, localSizeY, localSizeZ,
out var compiled, out error)) return false;
out var compiled, out error, totalGlobalBufferCount, initialScalarBufferIndex, waveLaneCount,
storageBufferOffsetAlignment)) return false;
shader = new VulkanCompiledGuestShader(compiled.Spirv); return true;
}
public IGuestCompiledShader GetDepthOnlyFragmentShader() => DepthOnlyFragmentShader;
public void HideSplashScreen() { }
public void Submit(byte[] bgraFrame, uint width, uint height)
@@ -118,7 +130,7 @@ internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
uint attributeCount, IReadOnlyList<GuestRenderTarget> targets, IGuestCompiledShader? vertexShader = null,
uint vertexCount = 3, uint instanceCount = 1, uint primitiveType = 4,
GuestIndexBuffer? indexBuffer = null, IReadOnlyList<GuestVertexBuffer>? vertexBuffers = null,
GuestRenderState? renderState = null)
GuestRenderState? renderState = null, GuestDepthTarget? depthTarget = null, ulong shaderAddress = 0)
{
if (targets.Count == 0) return;
EnsureStarted(targets[0].Width, targets[0].Height);
@@ -130,9 +142,25 @@ internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
primitiveType, indexBuffer, vertexCopy, renderState, targetCopy, true)));
}
public void SubmitDepthOnlyTranslatedDraw(IGuestCompiledShader pixelShader,
IReadOnlyList<GuestDrawTexture> textures, IReadOnlyList<GuestMemoryBuffer> globalMemoryBuffers,
uint attributeCount, GuestDepthTarget depthTarget, IGuestCompiledShader? vertexShader = null,
uint vertexCount = 3, uint instanceCount = 1, uint primitiveType = 4,
GuestIndexBuffer? indexBuffer = null, IReadOnlyList<GuestVertexBuffer>? vertexBuffers = null,
GuestRenderState? renderState = null, ulong shaderAddress = 0)
{
EnsureStarted(depthTarget.Width, depthTarget.Height);
var ps = Spirv(pixelShader); var vs = vertexShader is null ? null : Spirv(vertexShader);
var textureCopy = textures.ToArray(); var memoryCopy = globalMemoryBuffers.ToArray();
var vertexCopy = vertexBuffers?.ToArray();
Enqueue(handle => Check(handle, NativeGpuPacket.SubmitDraw(handle, ps, textureCopy, memoryCopy,
depthTarget.Width, depthTarget.Height, attributeCount, vs, vertexCount, instanceCount,
primitiveType, indexBuffer, vertexCopy, renderState, null, false)));
}
public void SubmitStorageTranslatedDraw(IGuestCompiledShader pixelShader,
IReadOnlyList<GuestDrawTexture> textures, IReadOnlyList<GuestMemoryBuffer> globalMemoryBuffers,
uint attributeCount, uint width, uint height)
uint attributeCount, uint width, uint height, ulong shaderAddress = 0)
{
EnsureStarted(width, height); var ps = Spirv(pixelShader);
var textureCopy = textures.ToArray(); var memoryCopy = globalMemoryBuffers.ToArray();
@@ -141,14 +169,18 @@ internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
width, height, attributeCount, null, 3, 1, 4, null, null, null, targets, false)));
}
public void SubmitComputeDispatch(ulong shaderAddress, IGuestCompiledShader computeShader,
public long SubmitComputeDispatch(ulong shaderAddress, IGuestCompiledShader computeShader,
IReadOnlyList<GuestDrawTexture> textures, IReadOnlyList<GuestMemoryBuffer> globalMemoryBuffers,
uint groupCountX, uint groupCountY, uint groupCountZ)
uint groupCountX, uint groupCountY, uint groupCountZ, uint baseGroupX, uint baseGroupY,
uint baseGroupZ, uint localSizeX, uint localSizeY, uint localSizeZ, bool isIndirect,
bool writesGlobalMemory, uint threadCountX = uint.MaxValue, uint threadCountY = uint.MaxValue,
uint threadCountZ = uint.MaxValue)
{
EnsureStarted(1280, 720); var shader = Spirv(computeShader);
var textureCopy = textures.ToArray(); var memoryCopy = globalMemoryBuffers.ToArray();
Enqueue(handle => Check(handle, NativeGpuPacket.SubmitCompute(handle, shaderAddress, shader,
textureCopy, memoryCopy, groupCountX, groupCountY, groupCountZ)));
return 0;
}
public bool TrySubmitGuestImage(ulong address, uint width, uint height, uint pitchInPixel)
@@ -158,6 +190,10 @@ internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
NativeGpuResult.Success;
}
public bool TrySubmitOrderedGuestImageFlip(int videoOutHandle, int displayBufferIndex, ulong address,
uint width, uint height, uint pitchInPixel) =>
TrySubmitGuestImage(address, width, height, pitchInPixel);
public void RegisterKnownDisplayBuffer(ulong address, uint guestFormat)
{
EnsureStarted(1280, 720);
@@ -172,8 +208,8 @@ internal sealed unsafe class NativeVulkanGuestGpuBackend : IGuestGpuBackend
}
public bool TrySubmitGuestImageBlit(ulong sourceAddress, uint sourceWidth, uint sourceHeight,
uint sourceFormat, ulong destinationAddress, uint destinationWidth, uint destinationHeight,
uint destinationFormat)
uint sourceFormat, uint sourceNumberType, ulong destinationAddress, uint destinationWidth,
uint destinationHeight, uint destinationFormat, uint destinationNumberType)
{
EnsureStarted(destinationWidth, destinationHeight);
return Invoke(handle => NativeVulkanApi.BlitGuestImage(handle, sourceAddress, sourceWidth, sourceHeight,