Add support for C# Profiler events to be visible in Tracy

Source/Engine/Scripting/Scripting.Internal.cpp

@@ -21,13 +21,20 @@ namespace ProfilerInternal
     void BeginEvent(MonoString* nameObj)
     {
 #if COMPILE_WITH_PROFILER
-        ProfilerCPU::BeginEvent((const Char*)mono_string_chars(nameObj));
+        const StringView name(mono_string_chars(nameObj), mono_string_length(nameObj));
+        ProfilerCPU::BeginEvent(*name);
+#if TRACY_ENABLE
+        tracy::ScopedZone::Begin(__LINE__, __FILE__, strlen( __FILE__ ), __FUNCTION__, strlen( __FUNCTION__ ), name.Get(), name.Length() );
+#endif
 #endif
     }
 
     void EndEvent()
     {
 #if COMPILE_WITH_PROFILER
+#if TRACY_ENABLE
+        tracy::ScopedZone::End();
+#endif
         ProfilerCPU::EndEvent();
 #endif
     }

Source/ThirdParty/tracy/client/TracyProfiler.hpp

@@ -249,7 +249,7 @@ public:
 
     static tracy_force_inline uint64_t AllocSourceLocation( uint32_t line, const char* source, size_t sourceSz, const char* function, size_t functionSz )
     {
-        return AllocSourceLocation( line, source, sourceSz, function, functionSz, nullptr, 0 );
+        return AllocSourceLocation( line, source, sourceSz, function, functionSz, (const char*)nullptr, 0 );
     }
 
     static tracy_force_inline uint64_t AllocSourceLocation( uint32_t line, const char* source, size_t sourceSz, const char* function, size_t functionSz, const char* name, size_t nameSz )
@@ -272,6 +272,28 @@ public:
         return uint64_t( ptr );
     }
 
+    static tracy_force_inline uint64_t AllocSourceLocation( uint32_t line, const char* source, size_t sourceSz, const char* function, size_t functionSz, const Char* name, size_t nameSz )
+    {
+        const auto sz32 = uint32_t( 2 + 4 + 4 + functionSz + 1 + sourceSz + 1 + nameSz );
+        assert( sz32 <= std::numeric_limits<uint16_t>::max() );
+        const auto sz = uint16_t( sz32 );
+        auto ptr = (char*)tracy_malloc( sz );
+        memcpy( ptr, &sz, 2 );
+        memset( ptr + 2, 0, 4 );
+        memcpy( ptr + 6, &line, 4 );
+        memcpy( ptr + 10, function, functionSz );
+        ptr[10 + functionSz] = '\0';
+        memcpy( ptr + 10 + functionSz + 1, source, sourceSz );
+        ptr[10 + functionSz + 1 + sourceSz] = '\0';
+        if( nameSz != 0 )
+        {
+            char* dst = ptr + 10 + functionSz + 1 + sourceSz + 1;
+            for ( size_t i = 0; i < nameSz; i++)
+                dst[i] = (char)name[i];
+        }
+        return uint64_t( ptr );
+    }
+
 private:
     enum class DequeueStatus { DataDequeued, ConnectionLost, QueueEmpty };
 

Source/ThirdParty/tracy/client/TracyScoped.hpp

@@ -12,6 +12,22 @@
 
 namespace tracy
 {
+inline void ScopedZone::Begin(uint32_t line, const char* source, size_t sourceSz, const char* function, size_t functionSz, const Char* name, size_t nameSz)
+{
+    TracyLfqPrepare( QueueType::ZoneBeginAllocSrcLoc );
+    const auto srcloc = Profiler::AllocSourceLocation( line, source, sourceSz, function, functionSz, name, nameSz );
+    MemWrite( &item->zoneBegin.time, Profiler::GetTime() );
+    MemWrite( &item->zoneBegin.srcloc, srcloc );
+    TracyLfqCommit;
+}
+
+inline void ScopedZone::End()
+{
+    TracyLfqPrepare( QueueType::ZoneEnd );
+    MemWrite( &item->zoneEnd.time, Profiler::GetTime() );
+    TracyLfqCommit;
+}
+
 inline ScopedZone::ScopedZone( const SourceLocationData* srcloc, bool is_active )
 #ifdef TRACY_ON_DEMAND
     : m_active( is_active && GetProfiler().IsConnected() )

Source/ThirdParty/tracy/common/TracySystem.hpp

@@ -46,6 +46,9 @@ struct TRACY_API SourceLocationData
 class TRACY_API ScopedZone
 {
 public:
+    static void Begin( uint32_t line, const char* source, size_t sourceSz, const char* function, size_t functionSz, const Char* name, size_t nameSz );
+    static void End();
+
     ScopedZone( const ScopedZone& ) = delete;
     ScopedZone( ScopedZone&& ) = delete;
     ScopedZone& operator=( const ScopedZone& ) = delete;