Add support for using Tracy profiler on Switch

Source/Engine/Profiler/Profiler.Build.cs

@@ -34,6 +34,7 @@ public class Profiler : EngineModule
         case TargetPlatform.Android:
         case TargetPlatform.Linux:
         case TargetPlatform.Windows:
+        case TargetPlatform.Switch:
             options.PublicDependencies.Add("tracy");
             break;
         }

Source/ThirdParty/tracy/client/TracyProfiler.cpp

@@ -113,6 +113,11 @@ extern "C" typedef BOOL (WINAPI *t_GetLogicalProcessorInformationEx)( LOGICAL_PR
 #  include <mutex>
 #endif
 
+#if !defined _WIN32 && !defined __linux__ && !defined __APPLE__
+#include "Engine/Core/Types/String.h"
+#include "Engine/Platform/MemoryStats.h"
+#endif
+
 namespace tracy
 {
 
@@ -383,7 +388,7 @@ static int64_t SetupHwTimer()
 
 static const char* GetProcessName()
 {
-    const char* processName = "unknown";
+    const char* processName = "FlaxEngine";
 #ifdef _WIN32
     static char buf[_MAX_PATH];
     GetModuleFileNameA( nullptr, buf, _MAX_PATH );
@@ -518,7 +523,10 @@ static const char* GetHostInfo()
 #elif defined __OpenBSD__
     ptr += sprintf( ptr, "OS: BSD (OpenBSD)\n" );
 #else
-    ptr += sprintf( ptr, "OS: unknown\n" );
+    String computerName = Platform::GetComputerName();
+    char computerNameBuf[60];
+    StringUtils::ConvertUTF162ANSI(computerName.Get(), computerNameBuf, computerName.Length());
+    ptr += sprintf( ptr, "OS: %s\n", computerNameBuf );
 #endif
 
 #if defined _MSC_VER
@@ -690,7 +698,7 @@ static const char* GetHostInfo()
     sysctlbyname( "hw.physmem", &memSize, &sz, nullptr, 0 );
     ptr += sprintf( ptr, "RAM: %zu MB\n", memSize / 1024 / 1024 );
 #else
-    ptr += sprintf( ptr, "RAM: unknown\n" );
+    ptr += sprintf( ptr, "RAM: %zu MB\n", (size_t)Platform::GetMemoryStats().TotalPhysicalMemory / 1024 / 1024 );
 #endif
 
     return buf;

Source/ThirdParty/tracy/common/TracyAlloc.hpp

@@ -3,7 +3,7 @@
 
 #include <stdlib.h>
 
-#if defined TRACY_ENABLE && !defined __EMSCRIPTEN__
+#if defined TRACY_ENABLE && !defined __EMSCRIPTEN__ && !defined TRACY_USE_MALLOC
 #  include "../client/tracy_rpmalloc.hpp"
 #  define TRACY_USE_RPMALLOC
 #endif

Source/ThirdParty/tracy/common/TracySocket.cpp

@@ -450,6 +450,9 @@ ListenSocket::~ListenSocket()
 
 static int addrinfo_and_socket_for_family( uint16_t port, int ai_family, struct addrinfo** res )
 {
+#if PLATFORM_SWITCH
+    Platform::GetNetworkConnectionType(); // Ensure to have network service initialized before using sockets
+#endif
     struct addrinfo hints;
     memset( &hints, 0, sizeof( hints ) );
     hints.ai_family = ai_family;

Source/ThirdParty/tracy/common/TracySystem.cpp

@@ -47,6 +47,10 @@ extern "C" typedef HRESULT (WINAPI *t_GetThreadDescription)( HANDLE, PWSTR* );
 #ifdef TRACY_ENABLE
 #  include <atomic>
 #  include "TracyAlloc.hpp"
+
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__linux__)
+#include "Engine/Platform/Platform.h"
+#endif
 #endif
 
 namespace tracy
@@ -88,7 +92,7 @@ TRACY_API uint32_t GetThreadHandleImpl()
     // thread identifier. It is a pointer to a library-allocated data structure instead.
     // Such pointers will be reused heavily, making the pthread_t non-unique. Additionally
     // a 64-bit pointer cannot be reliably truncated to 32 bits.
-    #error "Unsupported platform!"
+    return Platform::GetCurrentThreadID();
 #endif
 
 }

Source/ThirdParty/tracy/tracy.Build.cs

@@ -40,14 +40,20 @@ public class tracy : ThirdPartyModule
         options.PublicDefinitions.Add("TRACY_ENABLE");
         options.PrivateDefinitions.Add("TRACY_NO_INVARIANT_CHECK");
         options.PrivateDefinitions.Add("TRACY_NO_FRAME_IMAGE");
-        if (options.Platform.Target == TargetPlatform.Windows)
-        {
-            options.PrivateDefinitions.Add("TRACY_DBGHELP_LOCK=DbgHelp");
-        }
         if (OnDemand)
         {
             options.PublicDefinitions.Add("TRACY_ON_DEMAND");
         }
+        switch (options.Platform.Target)
+        {
+        case TargetPlatform.Windows:
+            options.PrivateDefinitions.Add("TRACY_DBGHELP_LOCK=DbgHelp");
+            break;
+        case TargetPlatform.Switch:
+            options.PrivateDefinitions.Add("TRACY_USE_MALLOC");
+            options.PrivateDefinitions.Add("TRACY_ONLY_IPV4");
+            break;
+        }
     }
 
     /// <inheritdoc />