From a0aa09912cb8f35ae06834b08308a128886f207f Mon Sep 17 00:00:00 2001
From: riperiperi <rhy3756547@hotmail.com>
Date: Fri, 2 Apr 2021 23:05:55 +0100
Subject: Use event to wake the main thread on task completion

---
 Ryujinx.Graphics.Gpu/Shader/ShaderCompileTask.cs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'Ryujinx.Graphics.Gpu/Shader/ShaderCompileTask.cs')

diff --git a/Ryujinx.Graphics.Gpu/Shader/ShaderCompileTask.cs b/Ryujinx.Graphics.Gpu/Shader/ShaderCompileTask.cs
index cc1b322b..ff48fab0 100644
--- a/Ryujinx.Graphics.Gpu/Shader/ShaderCompileTask.cs
+++ b/Ryujinx.Graphics.Gpu/Shader/ShaderCompileTask.cs
@@ -1,5 +1,6 @@
 using Ryujinx.Graphics.GAL;
 using System;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace Ryujinx.Graphics.Gpu.Shader
@@ -17,6 +18,16 @@ namespace Ryujinx.Graphics.Gpu.Shader
         private IProgram _program;
 
         private ShaderCompileTaskCallback _action;
+        private AutoResetEvent _taskDoneEvent;
+
+        /// <summary>
+        /// Create a new shader compile task, with an event to signal whenever a subtask completes.
+        /// </summary>
+        /// <param name="taskDoneEvent">Event to signal when a subtask completes</param>
+        public ShaderCompileTask(AutoResetEvent taskDoneEvent)
+        {
+            _taskDoneEvent = taskDoneEvent;
+        }
 
         /// <summary>
         /// Check the completion status of the shader compile task, and run callbacks on step completion.
@@ -58,6 +69,8 @@ namespace Ryujinx.Graphics.Gpu.Shader
 
             _programsTask = task;
             _action = action;
+
+            task.ContinueWith(task => _taskDoneEvent.Set());
         }
 
         /// <summary>
-- 
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