From 48f6570557fc76496936514d94e3ccddf55ec633 Mon Sep 17 00:00:00 2001
From: Mary <me@thog.eu>
Date: Fri, 13 Nov 2020 00:15:34 +0100
Subject: Salieri: shader cache (#1701)
Here come Salieri, my implementation of a disk shader cache!
"I'm sure you know why I named it that."
"It doesn't really mean anything."
This implementation collects shaders at runtime and cache them to be later compiled when starting a game.
---
Ryujinx.Graphics.OpenGL/Program.cs | 37 +++++++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
(limited to 'Ryujinx.Graphics.OpenGL/Program.cs')
diff --git a/Ryujinx.Graphics.OpenGL/Program.cs b/Ryujinx.Graphics.OpenGL/Program.cs
index 17e14df6..d39e181d 100644
--- a/Ryujinx.Graphics.OpenGL/Program.cs
+++ b/Ryujinx.Graphics.OpenGL/Program.cs
@@ -3,6 +3,7 @@ using Ryujinx.Common.Logging;
using Ryujinx.Graphics.GAL;
using Ryujinx.Graphics.Shader.CodeGen.Glsl;
using System;
+using System.Buffers.Binary;
using System.Collections.Generic;
using System.Linq;
@@ -22,6 +23,8 @@ namespace Ryujinx.Graphics.OpenGL
{
Handle = GL.CreateProgram();
+ GL.ProgramParameter(Handle, ProgramParameterName.ProgramBinaryRetrievableHint, 1);
+
for (int index = 0; index < shaders.Length; index++)
{
int shaderHandle = ((Shader)shaders[index]).Handle;
@@ -93,6 +96,27 @@ namespace Ryujinx.Graphics.OpenGL
ComputeRenderScaleUniform = GL.GetUniformLocation(Handle, "cp_renderScale");
}
+ public Program(ReadOnlySpan<byte> code)
+ {
+ BinaryFormat binaryFormat = (BinaryFormat)BinaryPrimitives.ReadInt32LittleEndian(code.Slice(code.Length - 4, 4));
+
+ Handle = GL.CreateProgram();
+
+ unsafe
+ {
+ fixed (byte* ptr = code)
+ {
+ GL.ProgramBinary(Handle, binaryFormat, (IntPtr)ptr, code.Length - 4);
+ }
+ }
+
+ CheckProgramLink();
+
+ FragmentIsBgraUniform = GL.GetUniformLocation(Handle, "is_bgra");
+ FragmentRenderScaleUniform = GL.GetUniformLocation(Handle, "fp_renderScale");
+ ComputeRenderScaleUniform = GL.GetUniformLocation(Handle, "cp_renderScale");
+ }
+
public void Bind()
{
GL.UseProgram(Handle);
@@ -113,6 +137,19 @@ namespace Ryujinx.Graphics.OpenGL
}
}
+ public byte[] GetBinary()
+ {
+ GL.GetProgram(Handle, (GetProgramParameterName)All.ProgramBinaryLength, out int size);
+
+ byte[] data = new byte[size + 4];
+
+ GL.GetProgramBinary(Handle, size, out _, out BinaryFormat binFormat, data);
+
+ BinaryPrimitives.WriteInt32LittleEndian(data.AsSpan().Slice(size, 4), (int)binFormat);
+
+ return data;
+ }
+
public void Dispose()
{
if (Handle != 0)
--
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