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Metal: Advanced Present (#6)

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* Initial DrawTexture support & Advanced Present

* TODO: Get Scissors Working

* Chnage scissor state management

* Rebase problems…

* Rebase fixes again

* Update DrawTexture + Fix Topology

* Fix flipping

* Add clear action support

* Cleanup
This commit is contained in:
Isaac Marovitz 2024-05-27 09:47:50 -04:00
parent 1f91c74a95
commit 1f29a76ea3
8 changed files with 358 additions and 63 deletions
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149
src/Ryujinx.Graphics.Metal/HelperShader.cs
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@ -16,6 +16,8 @@ namespace Ryujinx.Graphics.Metal
private readonly Pipeline _pipeline;
private MTLDevice _device;
private readonly ISampler _samplerLinear;
private readonly ISampler _samplerNearest;
private readonly IProgram _programColorBlit;
private readonly List<IProgram> _programsColorClear = new();
private readonly IProgram _programDepthStencilClear;
@ -25,6 +27,9 @@ namespace Ryujinx.Graphics.Metal
_device = device;
_pipeline = pipeline;
_samplerNearest = new Sampler(_device, SamplerCreateInfo.Create(MinFilter.Nearest, MagFilter.Nearest));
_samplerLinear = new Sampler(_device, SamplerCreateInfo.Create(MinFilter.Linear, MagFilter.Linear));
var blitSource = ReadMsl("Blit.metal");
_programColorBlit = new Program(
[
@ -56,28 +61,140 @@ namespace Ryujinx.Graphics.Metal
return EmbeddedResources.ReadAllText(string.Join('/', ShadersSourcePath, fileName));
}
public void BlitColor(
ITexture source,
ITexture destination)
public unsafe void BlitColor(
ITexture src,
ITexture dst,
Extents2D srcRegion,
Extents2D dstRegion,
bool linearFilter)
{
var sampler = _device.NewSamplerState(new MTLSamplerDescriptor
const int RegionBufferSize = 16;
var sampler = linearFilter ? _samplerLinear : _samplerNearest;
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)
{
MinFilter = MTLSamplerMinMagFilter.Nearest,
MagFilter = MTLSamplerMinMagFilter.Nearest,
MipFilter = MTLSamplerMipFilter.NotMipmapped
});
(region[0], region[1]) = (region[1], region[0]);
}
if (dstRegion.Y1 > dstRegion.Y2)
{
(region[2], region[3]) = (region[3], region[2]);
}
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[1];
viewports[0] = new Viewport(
rect,
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
int dstWidth = dst.Width;
int dstHeight = dst.Height;
// Save current state
_pipeline.SaveAndResetState();
_pipeline.SetProgram(_programColorBlit);
// Viewport and scissor needs to be set before render pass begin so as not to bind the old ones
_pipeline.SetViewports([]);
_pipeline.SetScissors([]);
_pipeline.SetRenderTargets([destination], null);
_pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, source, new Sampler(sampler));
_pipeline.SetPrimitiveTopology(PrimitiveTopology.Triangles);
_pipeline.Draw(6, 1, 0, 0);
_pipeline.SetViewports(viewports);
_pipeline.SetScissors(stackalloc Rectangle<int>[] { new Rectangle<int>(0, 0, dstWidth, dstHeight) });
_pipeline.SetRenderTargets([dst], null);
_pipeline.SetClearLoadAction(true);
_pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, src, sampler);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
fixed (float* ptr = region)
{
_pipeline.GetOrCreateRenderEncoder().SetVertexBytes((IntPtr)ptr, RegionBufferSize, 0);
}
_pipeline.Draw(4, 1, 0, 0);
// Restore previous state
_pipeline.RestoreState();
}
public unsafe void DrawTexture(
ITexture src,
ISampler srcSampler,
Extents2DF srcRegion,
Extents2DF dstRegion)
{
const int RegionBufferSize = 16;
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]);
}
Span<Viewport> viewports = stackalloc Viewport[1];
Span<Rectangle<int>> scissors = stackalloc Rectangle<int>[1];
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);
scissors[0] = new Rectangle<int>(0, 0, 0xFFFF, 0xFFFF);
// Save current state
_pipeline.SaveState();
_pipeline.SetProgram(_programColorBlit);
_pipeline.SetViewports(viewports);
_pipeline.SetScissors(scissors);
_pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, src, srcSampler);
_pipeline.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip);
_pipeline.SetFaceCulling(false, Face.FrontAndBack);
// For some reason this results in a SIGSEGV
// _pipeline.SetStencilTest(CreateStencilTestDescriptor(false));
_pipeline.SetDepthTest(new DepthTestDescriptor(false, false, CompareOp.Always));
fixed (float* ptr = region)
{
_pipeline.GetOrCreateRenderEncoder().SetVertexBytes((IntPtr)ptr, RegionBufferSize, 0);
}
_pipeline.Draw(4, 1, 0, 0);
// Restore previous state
_pipeline.RestoreState();
@ -169,6 +286,8 @@ namespace Ryujinx.Graphics.Metal
}
_programDepthStencilClear.Dispose();
_pipeline.Dispose();
_samplerLinear.Dispose();
_samplerNearest.Dispose();
}
}
}