Moved g_vulkanActivityMutex to libscopehal

Author: azonenberg

lib

@@ -54,13 +54,6 @@ atomic<int64_t> g_lastWaveformRenderTime;
 
 void RenderAllWaveforms(vk::raii::CommandBuffer& cmdbuf, Session* session, shared_ptr<QueueHandle> queue);
 
-/**
-	@brief Mutex for controlling access to background Vulkan activity
-
-	Arbitrarily many threads can own this mutex at once, but recreating the swapchain conflicts with any and all uses
- */
-std::shared_mutex g_vulkanActivityMutex;
-
 void WaveformThread(Session* session, atomic<bool>* shuttingDown)
 {
 	pthread_setname_np_compat("WaveformThread");

src/ngscopeclient/WaveformThread.cpp

@@ -2,7 +2,7 @@
 *                                                                                                                      *
 * ngscopeclient                                                                                                        *
 *                                                                                                                      *
-* Copyright (c) 2012-2024 Andrew D. Zonenberg and contributors                                                         *
+* Copyright (c) 2012-2025 Andrew D. Zonenberg and contributors                                                         *
 * All rights reserved.                                                                                                 *
 *                                                                                                                      *
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the     *
@@ -43,7 +43,6 @@
 #include "ImGuiDisabler.h"
 
 #include <atomic>
-#include <shared_mutex>
 
 #include "BERTState.h"
 #include "PowerSupplyState.h"
@@ -80,8 +79,6 @@ void WaveformThread(Session* session, std::atomic<bool>* shuttingDown);
 
 void RightJustifiedText(const std::string& str);
 
-extern std::shared_mutex g_vulkanActivityMutex;
-
 bool RectIntersect(ImVec2 posA, ImVec2 sizeA, ImVec2 posB, ImVec2 sizeB);
 bool RectContains(ImVec2 posA, ImVec2 sizeA, ImVec2 posB, ImVec2 sizeB);