From 2f343bcab70e9c2dd238accd41aae28823a17ca6 Mon Sep 17 00:00:00 2001
From: Skyth <19259897+blueskythlikesclouds@users.noreply.github.com>
Date: Thu, 28 Nov 2024 00:23:59 +0300
Subject: [PATCH] Dynamically create pipeline threads depending on hardware
 concurrency.

---
 UnleashedRecomp/gpu/video.cpp | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

diff --git a/UnleashedRecomp/gpu/video.cpp b/UnleashedRecomp/gpu/video.cpp
index d9fab109..e9a01f85 100644
--- a/UnleashedRecomp/gpu/video.cpp
+++ b/UnleashedRecomp/gpu/video.cpp
@@ -4453,18 +4453,16 @@ static void PipelineCompilerThread()
     }
 }
 
-static std::thread g_pipelineCompilerThread(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread1(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread2(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread3(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread4(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread5(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread6(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread7(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread8(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread9(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread10(PipelineCompilerThread);
-static std::thread g_pipelineCompilerThread11(PipelineCompilerThread);
+static std::vector<std::unique_ptr<std::thread>> g_pipelineCompilerThreads = []()
+    {
+        size_t threadCount = std::max(2u, (std::thread::hardware_concurrency() * 2) / 3);
+
+        std::vector<std::unique_ptr<std::thread>> threads(threadCount);
+        for (auto& thread : threads)
+            thread = std::make_unique<std::thread>(PipelineCompilerThread);
+
+        return threads;
+    }();
 
 static constexpr uint32_t MODEL_DATA_VFTABLE = 0x82073A44;
 static constexpr uint32_t TERRAIN_MODEL_DATA_VFTABLE = 0x8211D25C;