From 81be5e25f7c93651473be0b3a79c9e8841f88c75 Mon Sep 17 00:00:00 2001
From: Nick Fisher <nick.fisher@avinium.com>
Date: Wed, 26 Jun 2024 01:50:22 +1000
Subject: [PATCH] fix: revert to std::thread (pthreads not easily available on
 Windows)

---
 .../native/src/ThermionDartFFIApi.cpp         | 21 +++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/thermion_dart/native/src/ThermionDartFFIApi.cpp b/thermion_dart/native/src/ThermionDartFFIApi.cpp
index f763830d..35d8d2e9 100644
--- a/thermion_dart/native/src/ThermionDartFFIApi.cpp
+++ b/thermion_dart/native/src/ThermionDartFFIApi.cpp
@@ -13,8 +13,6 @@ extern "C"
 {
   extern EMSCRIPTEN_KEEPALIVE EMSCRIPTEN_WEBGL_CONTEXT_HANDLE thermion_dart_web_create_gl_context();
 }
-#include <pthread.h>
-
 #endif
 
 #include "ThermionDartFFIApi.h"
@@ -38,19 +36,26 @@ public:
   explicit RenderLoop()
   {
     srand(time(NULL));
-
+    #ifdef __EMSCRIPTEN__     
     pthread_attr_t attr;
     pthread_attr_init(&attr);
-    #ifdef __EMSCRIPTEN__     
     emscripten_pthread_attr_settransferredcanvases(&attr, "canvas");
-    #endif
     pthread_create(&t, &attr, &RenderLoop::startHelper, this);
+    #else
+    t = new std::thread([this]() {
+      start();
+    });
+    #endif
   }
 
   ~RenderLoop()
   {
     _stop = true;
+    #ifdef __EMSCRIPTEN__     
     pthread_join(t, NULL);
+    #else
+    t->join();
+    #endif
     Log("Render loop killed");
   }
 
@@ -209,13 +214,17 @@ public:
   std::mutex _access;
   void (*_renderCallback)(void *const) = nullptr;
   void *_renderCallbackOwner = nullptr;
-  pthread_t t;
+
+  
   std::condition_variable _cond;
   std::deque<std::function<void()>> _tasks;
   FilamentViewer* _viewer = nullptr;
   #ifdef __EMSCRIPTEN__
+  pthread_t t;
   EMSCRIPTEN_WEBGL_CONTEXT_HANDLE _context;
   int _frameNum = 0;
+  #else
+  std::thread *t = nullptr;
   #endif
 };