Ryujinx/src/Ryujinx.Graphics.Metal/HelperShader.cs
Isaac Marovitz 302ee73f34 Metal: Unsupported topology indexed draw conversion (#40)
* Convert unsupported indexed buffer topologies

* Fix index count and dispatch size

* Cleanup

* Fix typos
2024-09-28 19:03:01 -04:00

882 lines
34 KiB
C#

using Ryujinx.Common;
using Ryujinx.Common.Logging;
using Ryujinx.Graphics.GAL;
using Ryujinx.Graphics.Shader;
using Ryujinx.Graphics.Shader.Translation;
using SharpMetal.Metal;
using System;
using System.Collections.Generic;
using System.Runtime.Versioning;
namespace Ryujinx.Graphics.Metal
{
[SupportedOSPlatform("macos")]
class HelperShader : IDisposable
{
private const int ConvertElementsPerWorkgroup = 32 * 100; // Work group size of 32 times 100 elements.
private const string ShadersSourcePath = "/Ryujinx.Graphics.Metal/Shaders";
private readonly MetalRenderer _renderer;
private readonly Pipeline _pipeline;
private MTLDevice _device;
private readonly ISampler _samplerLinear;
private readonly ISampler _samplerNearest;
private readonly IProgram _programColorBlitF;
private readonly IProgram _programColorBlitI;
private readonly IProgram _programColorBlitU;
private readonly IProgram _programColorBlitMsF;
private readonly IProgram _programColorBlitMsI;
private readonly IProgram _programColorBlitMsU;
private readonly List<IProgram> _programsColorClearF = new();
private readonly List<IProgram> _programsColorClearI = new();
private readonly List<IProgram> _programsColorClearU = new();
private readonly IProgram _programDepthStencilClear;
private readonly IProgram _programStrideChange;
private readonly IProgram _programConvertD32S8ToD24S8;
private readonly IProgram _programConvertIndexBuffer;
private readonly IProgram _programDepthBlit;
private readonly IProgram _programDepthBlitMs;
private readonly IProgram _programStencilBlit;
private readonly IProgram _programStencilBlitMs;
private readonly EncoderState _helperShaderState = new();
public HelperShader(MTLDevice device, MetalRenderer renderer, Pipeline pipeline)
{
_device = device;
_renderer = renderer;
_pipeline = pipeline;
_samplerNearest = new Sampler(_device, SamplerCreateInfo.Create(MinFilter.Nearest, MagFilter.Nearest));
_samplerLinear = new Sampler(_device, SamplerCreateInfo.Create(MinFilter.Linear, MagFilter.Linear));
var blitResourceLayout = new ResourceLayoutBuilder()
.Add(ResourceStages.Vertex, ResourceType.UniformBuffer, 0)
.Add(ResourceStages.Fragment, ResourceType.TextureAndSampler, 0).Build();
var blitSource = ReadMsl("Blit.metal");
var blitSourceF = blitSource.Replace("FORMAT", "float", StringComparison.Ordinal);
_programColorBlitF = new Program(
[
new ShaderSource(blitSourceF, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceF, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var blitSourceI = blitSource.Replace("FORMAT", "int");
_programColorBlitI = new Program(
[
new ShaderSource(blitSourceI, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceI, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var blitSourceU = blitSource.Replace("FORMAT", "uint");
_programColorBlitU = new Program(
[
new ShaderSource(blitSourceU, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceU, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var blitMsSource = ReadMsl("BlitMs.metal");
var blitMsSourceF = blitMsSource.Replace("FORMAT", "float");
_programColorBlitMsF = new Program(
[
new ShaderSource(blitMsSourceF, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitMsSourceF, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var blitMsSourceI = blitMsSource.Replace("FORMAT", "int");
_programColorBlitMsI = new Program(
[
new ShaderSource(blitMsSourceI, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitMsSourceI, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var blitMsSourceU = blitMsSource.Replace("FORMAT", "uint");
_programColorBlitMsU = new Program(
[
new ShaderSource(blitMsSourceU, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitMsSourceU, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var colorClearResourceLayout = new ResourceLayoutBuilder()
.Add(ResourceStages.Fragment, ResourceType.UniformBuffer, 0).Build();
var colorClearSource = ReadMsl("ColorClear.metal");
for (int i = 0; i < Constants.MaxColorAttachments; i++)
{
var crntSource = colorClearSource.Replace("COLOR_ATTACHMENT_INDEX", i.ToString()).Replace("FORMAT", "float");
_programsColorClearF.Add(new Program(
[
new ShaderSource(crntSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(crntSource, ShaderStage.Vertex, TargetLanguage.Msl)
], colorClearResourceLayout, device));
}
for (int i = 0; i < Constants.MaxColorAttachments; i++)
{
var crntSource = colorClearSource.Replace("COLOR_ATTACHMENT_INDEX", i.ToString()).Replace("FORMAT", "int");
_programsColorClearI.Add(new Program(
[
new ShaderSource(crntSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(crntSource, ShaderStage.Vertex, TargetLanguage.Msl)
], colorClearResourceLayout, device));
}
for (int i = 0; i < Constants.MaxColorAttachments; i++)
{
var crntSource = colorClearSource.Replace("COLOR_ATTACHMENT_INDEX", i.ToString()).Replace("FORMAT", "uint");
_programsColorClearU.Add(new Program(
[
new ShaderSource(crntSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(crntSource, ShaderStage.Vertex, TargetLanguage.Msl)
], colorClearResourceLayout, device));
}
var depthStencilClearSource = ReadMsl("DepthStencilClear.metal");
_programDepthStencilClear = new Program(
[
new ShaderSource(depthStencilClearSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(depthStencilClearSource, ShaderStage.Vertex, TargetLanguage.Msl)
], colorClearResourceLayout, device);
var strideChangeResourceLayout = new ResourceLayoutBuilder()
.Add(ResourceStages.Compute, ResourceType.UniformBuffer, 0)
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 1)
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 2, true).Build();
var strideChangeSource = ReadMsl("ChangeBufferStride.metal");
_programStrideChange = new Program(
[
new ShaderSource(strideChangeSource, ShaderStage.Compute, TargetLanguage.Msl)
], strideChangeResourceLayout, device, new ComputeSize(64, 1, 1));
var convertD32S8ToD24S8ResourceLayout = new ResourceLayoutBuilder()
.Add(ResourceStages.Compute, ResourceType.UniformBuffer, 0)
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 1)
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 2, true).Build();
var convertD32S8ToD24S8Source = ReadMsl("ConvertD32S8ToD24S8.metal");
_programConvertD32S8ToD24S8 = new Program(
[
new ShaderSource(convertD32S8ToD24S8Source, ShaderStage.Compute, TargetLanguage.Msl)
], convertD32S8ToD24S8ResourceLayout, device, new ComputeSize(64, 1, 1));
var convertIndexBufferLayout = new ResourceLayoutBuilder()
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 1)
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 2, true)
.Add(ResourceStages.Compute, ResourceType.StorageBuffer, 3).Build();
var convertIndexBufferSource = ReadMsl("ConvertIndexBuffer.metal");
_programConvertIndexBuffer = new Program(
[
new ShaderSource(convertIndexBufferSource, ShaderStage.Compute, TargetLanguage.Msl)
], convertIndexBufferLayout, device, new ComputeSize(16, 1, 1));
var depthBlitSource = ReadMsl("DepthBlit.metal");
_programDepthBlit = new Program(
[
new ShaderSource(depthBlitSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceF, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var depthBlitMsSource = ReadMsl("DepthBlitMs.metal");
_programDepthBlitMs = new Program(
[
new ShaderSource(depthBlitMsSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceF, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var stencilBlitSource = ReadMsl("StencilBlit.metal");
_programStencilBlit = new Program(
[
new ShaderSource(stencilBlitSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceF, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
var stencilBlitMsSource = ReadMsl("StencilBlitMs.metal");
_programStencilBlitMs = new Program(
[
new ShaderSource(stencilBlitMsSource, ShaderStage.Fragment, TargetLanguage.Msl),
new ShaderSource(blitSourceF, ShaderStage.Vertex, TargetLanguage.Msl)
], blitResourceLayout, device);
}
private static string ReadMsl(string fileName)
{
var msl = EmbeddedResources.ReadAllText(string.Join('/', ShadersSourcePath, fileName));
#pragma warning disable IDE0055 // Disable formatting
msl = msl.Replace("CONSTANT_BUFFERS_INDEX", $"{Constants.ConstantBuffersIndex}")
.Replace("STORAGE_BUFFERS_INDEX", $"{Constants.StorageBuffersIndex}")
.Replace("TEXTURES_INDEX", $"{Constants.TexturesIndex}")
.Replace("IMAGES_INDEX", $"{Constants.ImagesIndex}");
#pragma warning restore IDE0055
return msl;
}
public unsafe void BlitColor(
CommandBufferScoped cbs,
Texture src,
Texture dst,
Extents2D srcRegion,
Extents2D dstRegion,
bool linearFilter,
bool clear = false)
{
_pipeline.SwapState(_helperShaderState);
const int RegionBufferSize = 16;
var sampler = linearFilter ? _samplerLinear : _samplerNearest;
_pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, src, sampler);
Span<float> region = stackalloc float[RegionBufferSize / sizeof(float)];
region[0] = srcRegion.X1 / (float)src.Width;
region[1] = srcRegion.X2 / (float)src.Width;
region[2] = srcRegion.Y1 / (float)src.Height;
region[3] = srcRegion.Y2 / (float)src.Height;
if (dstRegion.X1 > dstRegion.X2)
{
(region[0], region[1]) = (region[1], region[0]);
}
if (dstRegion.Y1 > dstRegion.Y2)
{
(region[2], region[3]) = (region[3], region[2]);
}
using var buffer = _renderer.BufferManager.ReserveOrCreate(cbs, RegionBufferSize);
buffer.Holder.SetDataUnchecked<float>(buffer.Offset, region);
_pipeline.SetUniformBuffers([new BufferAssignment(0, buffer.Range)]);
var rect = new Rectangle<float>(
MathF.Min(dstRegion.X1, dstRegion.X2),
MathF.Min(dstRegion.Y1, dstRegion.Y2),
MathF.Abs(dstRegion.X2 - dstRegion.X1),
MathF.Abs(dstRegion.Y2 - dstRegion.Y1));
Span<Viewport> viewports = stackalloc Viewport[16];
viewports[0] = new Viewport(
rect,
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
bool dstIsDepthOrStencil = dst.Info.Format.IsDepthOrStencil();
if (dstIsDepthOrStencil)
{
// TODO: Depth & stencil blit!
Logger.Warning?.PrintMsg(LogClass.Gpu, "Requested a depth or stencil blit!");
_pipeline.SwapState(null);
return;
}
var debugGroupName = "Blit Color ";
if (src.Info.Target.IsMultisample())
{
if (dst.Info.Format.IsSint())
{
debugGroupName += "MS Int";
_pipeline.SetProgram(_programColorBlitMsI);
}
else if (dst.Info.Format.IsUint())
{
debugGroupName += "MS UInt";
_pipeline.SetProgram(_programColorBlitMsU);
}
else
{
debugGroupName += "MS Float";
_pipeline.SetProgram(_programColorBlitMsF);
}
}
else
{
if (dst.Info.Format.IsSint())
{
debugGroupName += "Int";
_pipeline.SetProgram(_programColorBlitI);
}
else if (dst.Info.Format.IsUint())
{
debugGroupName += "UInt";
_pipeline.SetProgram(_programColorBlitU);
}
else
{
debugGroupName += "Float";
_pipeline.SetProgram(_programColorBlitF);
}
}
int dstWidth = dst.Width;
int dstHeight = dst.Height;
Span<Rectangle<int>> scissors = stackalloc Rectangle<int>[16];
scissors[0] = new Rectangle<int>(0, 0, dstWidth, dstHeight);
_pipeline.SetRenderTargets([dst], null);
_pipeline.SetScissors(scissors);
_pipeline.SetClearLoadAction(clear);
_pipeline.SetViewports(viewports);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
_pipeline.Draw(4, 1, 0, 0, debugGroupName);
// Cleanup
if (clear)
{
_pipeline.SetClearLoadAction(false);
}
// Restore previous state
_pipeline.SwapState(null);
}
public unsafe void BlitDepthStencil(
CommandBufferScoped cbs,
Texture src,
Texture dst,
Extents2D srcRegion,
Extents2D dstRegion)
{
_pipeline.SwapState(_helperShaderState);
const int RegionBufferSize = 16;
Span<float> region = stackalloc float[RegionBufferSize / sizeof(float)];
region[0] = srcRegion.X1 / (float)src.Width;
region[1] = srcRegion.X2 / (float)src.Width;
region[2] = srcRegion.Y1 / (float)src.Height;
region[3] = srcRegion.Y2 / (float)src.Height;
if (dstRegion.X1 > dstRegion.X2)
{
(region[0], region[1]) = (region[1], region[0]);
}
if (dstRegion.Y1 > dstRegion.Y2)
{
(region[2], region[3]) = (region[3], region[2]);
}
using var buffer = _renderer.BufferManager.ReserveOrCreate(cbs, RegionBufferSize);
buffer.Holder.SetDataUnchecked<float>(buffer.Offset, region);
_pipeline.SetUniformBuffers([new BufferAssignment(0, buffer.Range)]);
Span<Viewport> viewports = stackalloc Viewport[16];
var rect = new Rectangle<float>(
MathF.Min(dstRegion.X1, dstRegion.X2),
MathF.Min(dstRegion.Y1, dstRegion.Y2),
MathF.Abs(dstRegion.X2 - dstRegion.X1),
MathF.Abs(dstRegion.Y2 - dstRegion.Y1));
viewports[0] = new Viewport(
rect,
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
int dstWidth = dst.Width;
int dstHeight = dst.Height;
Span<Rectangle<int>> scissors = stackalloc Rectangle<int>[16];
scissors[0] = new Rectangle<int>(0, 0, dstWidth, dstHeight);
_pipeline.SetRenderTargets([], dst);
_pipeline.SetScissors(scissors);
_pipeline.SetViewports(viewports);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
if (src.Info.Format is
Format.D16Unorm or
Format.D32Float or
Format.X8UintD24Unorm or
Format.D24UnormS8Uint or
Format.D32FloatS8Uint or
Format.S8UintD24Unorm)
{
var depthTexture = CreateDepthOrStencilView(src, DepthStencilMode.Depth);
BlitDepthStencilDraw(depthTexture, isDepth: true);
if (depthTexture != src)
{
depthTexture.Release();
}
}
if (src.Info.Format is
Format.S8Uint or
Format.D24UnormS8Uint or
Format.D32FloatS8Uint or
Format.S8UintD24Unorm)
{
var stencilTexture = CreateDepthOrStencilView(src, DepthStencilMode.Stencil);
BlitDepthStencilDraw(stencilTexture, isDepth: false);
if (stencilTexture != src)
{
stencilTexture.Release();
}
}
// Restore previous state
_pipeline.SwapState(null);
}
private static Texture CreateDepthOrStencilView(Texture depthStencilTexture, DepthStencilMode depthStencilMode)
{
if (depthStencilTexture.Info.DepthStencilMode == depthStencilMode)
{
return depthStencilTexture;
}
return (Texture)depthStencilTexture.CreateView(new TextureCreateInfo(
depthStencilTexture.Info.Width,
depthStencilTexture.Info.Height,
depthStencilTexture.Info.Depth,
depthStencilTexture.Info.Levels,
depthStencilTexture.Info.Samples,
depthStencilTexture.Info.BlockWidth,
depthStencilTexture.Info.BlockHeight,
depthStencilTexture.Info.BytesPerPixel,
depthStencilTexture.Info.Format,
depthStencilMode,
depthStencilTexture.Info.Target,
SwizzleComponent.Red,
SwizzleComponent.Green,
SwizzleComponent.Blue,
SwizzleComponent.Alpha), 0, 0);
}
private void BlitDepthStencilDraw(Texture src, bool isDepth)
{
string debugGroupName;
if (isDepth)
{
debugGroupName = "Depth Blit";
_pipeline.SetProgram(src.Info.Target.IsMultisample() ? _programDepthBlitMs : _programDepthBlit);
_pipeline.SetDepthTest(new DepthTestDescriptor(true, true, CompareOp.Always));
}
else
{
debugGroupName = "Stencil Blit";
_pipeline.SetProgram(src.Info.Target.IsMultisample() ? _programStencilBlitMs : _programStencilBlit);
_pipeline.SetStencilTest(CreateStencilTestDescriptor(true));
}
_pipeline.Draw(4, 1, 0, 0, debugGroupName);
if (isDepth)
{
_pipeline.SetDepthTest(new DepthTestDescriptor(false, false, CompareOp.Always));
}
else
{
_pipeline.SetStencilTest(CreateStencilTestDescriptor(false));
}
}
public unsafe void DrawTexture(
ITexture src,
ISampler srcSampler,
Extents2DF srcRegion,
Extents2DF dstRegion)
{
// Save current state
var state = _pipeline.SavePredrawState();
_pipeline.SetFaceCulling(false, Face.Front);
_pipeline.SetStencilTest(new StencilTestDescriptor());
_pipeline.SetDepthTest(new DepthTestDescriptor());
const int RegionBufferSize = 16;
_pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, src, srcSampler);
Span<float> region = stackalloc float[RegionBufferSize / sizeof(float)];
region[0] = srcRegion.X1 / src.Width;
region[1] = srcRegion.X2 / src.Width;
region[2] = srcRegion.Y1 / src.Height;
region[3] = srcRegion.Y2 / src.Height;
if (dstRegion.X1 > dstRegion.X2)
{
(region[0], region[1]) = (region[1], region[0]);
}
if (dstRegion.Y1 > dstRegion.Y2)
{
(region[2], region[3]) = (region[3], region[2]);
}
var bufferHandle = _renderer.BufferManager.CreateWithHandle(RegionBufferSize);
_renderer.BufferManager.SetData<float>(bufferHandle, 0, region);
_pipeline.SetUniformBuffers([new BufferAssignment(0, new BufferRange(bufferHandle, 0, RegionBufferSize))]);
Span<Viewport> viewports = stackalloc Viewport[16];
var rect = new Rectangle<float>(
MathF.Min(dstRegion.X1, dstRegion.X2),
MathF.Min(dstRegion.Y1, dstRegion.Y2),
MathF.Abs(dstRegion.X2 - dstRegion.X1),
MathF.Abs(dstRegion.Y2 - dstRegion.Y1));
viewports[0] = new Viewport(
rect,
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
_pipeline.SetProgram(_programColorBlitF);
_pipeline.SetViewports(viewports);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
_pipeline.Draw(4, 1, 0, 0, "Draw Texture");
_renderer.BufferManager.Delete(bufferHandle);
// Restore previous state
_pipeline.RestorePredrawState(state);
}
public void ConvertI8ToI16(CommandBufferScoped cbs, BufferHolder src, BufferHolder dst, int srcOffset, int size)
{
ChangeStride(cbs, src, dst, srcOffset, size, 1, 2);
}
public unsafe void ChangeStride(
CommandBufferScoped cbs,
BufferHolder src,
BufferHolder dst,
int srcOffset,
int size,
int stride,
int newStride)
{
int elems = size / stride;
var srcBuffer = src.GetBuffer();
var dstBuffer = dst.GetBuffer();
const int ParamsBufferSize = 4 * sizeof(int);
// Save current state
_pipeline.SwapState(_helperShaderState);
Span<int> shaderParams = stackalloc int[ParamsBufferSize / sizeof(int)];
shaderParams[0] = stride;
shaderParams[1] = newStride;
shaderParams[2] = size;
shaderParams[3] = srcOffset;
using var buffer = _renderer.BufferManager.ReserveOrCreate(cbs, ParamsBufferSize);
buffer.Holder.SetDataUnchecked<int>(buffer.Offset, shaderParams);
_pipeline.SetUniformBuffers([new BufferAssignment(0, buffer.Range)]);
Span<Auto<DisposableBuffer>> sbRanges = new Auto<DisposableBuffer>[2];
sbRanges[0] = srcBuffer;
sbRanges[1] = dstBuffer;
_pipeline.SetStorageBuffers(1, sbRanges);
_pipeline.SetProgram(_programStrideChange);
_pipeline.DispatchCompute(1 + elems / ConvertElementsPerWorkgroup, 1, 1, "Change Stride");
// Restore previous state
_pipeline.SwapState(null);
}
public unsafe void ConvertD32S8ToD24S8(CommandBufferScoped cbs, BufferHolder src, Auto<DisposableBuffer> dstBuffer, int pixelCount, int dstOffset)
{
int inSize = pixelCount * 2 * sizeof(int);
var srcBuffer = src.GetBuffer();
const int ParamsBufferSize = sizeof(int) * 2;
// Save current state
_pipeline.SwapState(_helperShaderState);
Span<int> shaderParams = stackalloc int[2];
shaderParams[0] = pixelCount;
shaderParams[1] = dstOffset;
using var buffer = _renderer.BufferManager.ReserveOrCreate(cbs, ParamsBufferSize);
buffer.Holder.SetDataUnchecked<int>(buffer.Offset, shaderParams);
_pipeline.SetUniformBuffers([new BufferAssignment(0, buffer.Range)]);
Span<Auto<DisposableBuffer>> sbRanges = new Auto<DisposableBuffer>[2];
sbRanges[0] = srcBuffer;
sbRanges[1] = dstBuffer;
_pipeline.SetStorageBuffers(1, sbRanges);
_pipeline.SetProgram(_programConvertD32S8ToD24S8);
_pipeline.DispatchCompute(1 + inSize / ConvertElementsPerWorkgroup, 1, 1, "D32S8 to D24S8 Conversion");
// Restore previous state
_pipeline.SwapState(null);
}
public void ConvertIndexBuffer(
CommandBufferScoped cbs,
BufferHolder src,
BufferHolder dst,
IndexBufferPattern pattern,
int indexSize,
int srcOffset,
int indexCount)
{
// TODO: Support conversion with primitive restart enabled.
int primitiveCount = pattern.GetPrimitiveCount(indexCount);
int outputIndexSize = 4;
var srcBuffer = src.GetBuffer();
var dstBuffer = dst.GetBuffer();
const int ParamsBufferSize = 16 * sizeof(int);
// Save current state
_pipeline.SwapState(_helperShaderState);
Span<int> shaderParams = stackalloc int[ParamsBufferSize / sizeof(int)];
shaderParams[8] = pattern.PrimitiveVertices;
shaderParams[9] = pattern.PrimitiveVerticesOut;
shaderParams[10] = indexSize;
shaderParams[11] = outputIndexSize;
shaderParams[12] = pattern.BaseIndex;
shaderParams[13] = pattern.IndexStride;
shaderParams[14] = srcOffset;
shaderParams[15] = primitiveCount;
pattern.OffsetIndex.CopyTo(shaderParams[..pattern.OffsetIndex.Length]);
using var patternScoped = _renderer.BufferManager.ReserveOrCreate(cbs, ParamsBufferSize);
patternScoped.Holder.SetDataUnchecked<int>(patternScoped.Offset, shaderParams);
Span<Auto<DisposableBuffer>> sbRanges = new Auto<DisposableBuffer>[2];
sbRanges[0] = srcBuffer;
sbRanges[1] = dstBuffer;
_pipeline.SetStorageBuffers(1, sbRanges);
_pipeline.SetStorageBuffers([new BufferAssignment(3, patternScoped.Range)]);
_pipeline.SetProgram(_programConvertIndexBuffer);
_pipeline.DispatchCompute(BitUtils.DivRoundUp(primitiveCount, 16), 1, 1, "Convert Index Buffer");
// Restore previous state
_pipeline.SwapState(null);
}
public unsafe void ClearColor(
int index,
ReadOnlySpan<float> clearColor,
uint componentMask,
int dstWidth,
int dstHeight,
Format format)
{
// Keep original scissor
DirtyFlags clearFlags = DirtyFlags.All & (~DirtyFlags.Scissors);
// Save current state
EncoderState originalState = _pipeline.SwapState(_helperShaderState, clearFlags, false);
// Inherit some state without fully recreating render pipeline.
RenderTargetCopy save = _helperShaderState.InheritForClear(originalState, false, index);
const int ClearColorBufferSize = 16;
// TODO: Flush
using var buffer = _renderer.BufferManager.ReserveOrCreate(_pipeline.Cbs, ClearColorBufferSize);
buffer.Holder.SetDataUnchecked(buffer.Offset, clearColor);
_pipeline.SetUniformBuffers([new BufferAssignment(0, buffer.Range)]);
Span<Viewport> viewports = stackalloc Viewport[16];
// TODO: Set exact viewport!
viewports[0] = new Viewport(
new Rectangle<float>(0, 0, dstWidth, dstHeight),
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
Span<uint> componentMasks = stackalloc uint[index + 1];
componentMasks[index] = componentMask;
var debugGroupName = "Clear Color ";
if (format.IsSint())
{
debugGroupName += "Int";
_pipeline.SetProgram(_programsColorClearI[index]);
}
else if (format.IsUint())
{
debugGroupName += "UInt";
_pipeline.SetProgram(_programsColorClearU[index]);
}
else
{
debugGroupName += "Float";
_pipeline.SetProgram(_programsColorClearF[index]);
}
_pipeline.SetBlendState(index, new BlendDescriptor());
_pipeline.SetFaceCulling(false, Face.Front);
_pipeline.SetDepthTest(new DepthTestDescriptor(false, false, CompareOp.Always));
_pipeline.SetRenderTargetColorMasks(componentMasks);
_pipeline.SetViewports(viewports);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
_pipeline.Draw(4, 1, 0, 0, debugGroupName);
// Restore previous state
_pipeline.SwapState(null, clearFlags, false);
_helperShaderState.Restore(save);
}
public unsafe void ClearDepthStencil(
float depthValue,
bool depthMask,
int stencilValue,
int stencilMask,
int dstWidth,
int dstHeight)
{
// Keep original scissor
DirtyFlags clearFlags = DirtyFlags.All & (~DirtyFlags.Scissors);
var helperScissors = _helperShaderState.Scissors;
// Save current state
EncoderState originalState = _pipeline.SwapState(_helperShaderState, clearFlags, false);
// Inherit some state without fully recreating render pipeline.
RenderTargetCopy save = _helperShaderState.InheritForClear(originalState, true);
const int ClearDepthBufferSize = 16;
using var buffer = _renderer.BufferManager.ReserveOrCreate(_pipeline.Cbs, ClearDepthBufferSize);
buffer.Holder.SetDataUnchecked(buffer.Offset, new ReadOnlySpan<float>(ref depthValue));
_pipeline.SetUniformBuffers([new BufferAssignment(0, buffer.Range)]);
Span<Viewport> viewports = stackalloc Viewport[1];
viewports[0] = new Viewport(
new Rectangle<float>(0, 0, dstWidth, dstHeight),
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
_pipeline.SetProgram(_programDepthStencilClear);
_pipeline.SetFaceCulling(false, Face.Front);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
_pipeline.SetViewports(viewports);
_pipeline.SetDepthTest(new DepthTestDescriptor(true, depthMask, CompareOp.Always));
_pipeline.SetStencilTest(CreateStencilTestDescriptor(stencilMask != 0, stencilValue, 0xFF, stencilMask));
_pipeline.Draw(4, 1, 0, 0, "Clear Depth Stencil");
// Cleanup
_pipeline.SetDepthTest(new DepthTestDescriptor(false, false, CompareOp.Always));
_pipeline.SetStencilTest(CreateStencilTestDescriptor(false));
// Restore previous state
_pipeline.SwapState(null, clearFlags, false);
_helperShaderState.Restore(save);
}
private static StencilTestDescriptor CreateStencilTestDescriptor(
bool enabled,
int refValue = 0,
int compareMask = 0xff,
int writeMask = 0xff)
{
return new StencilTestDescriptor(
enabled,
CompareOp.Always,
StencilOp.Replace,
StencilOp.Replace,
StencilOp.Replace,
refValue,
compareMask,
writeMask,
CompareOp.Always,
StencilOp.Replace,
StencilOp.Replace,
StencilOp.Replace,
refValue,
compareMask,
writeMask);
}
public void Dispose()
{
_programColorBlitF.Dispose();
_programColorBlitI.Dispose();
_programColorBlitU.Dispose();
_programColorBlitMsF.Dispose();
_programColorBlitMsI.Dispose();
_programColorBlitMsU.Dispose();
foreach (var programColorClear in _programsColorClearF)
{
programColorClear.Dispose();
}
foreach (var programColorClear in _programsColorClearU)
{
programColorClear.Dispose();
}
foreach (var programColorClear in _programsColorClearI)
{
programColorClear.Dispose();
}
_programDepthStencilClear.Dispose();
_pipeline.Dispose();
_samplerLinear.Dispose();
_samplerNearest.Dispose();
}
}
}