Add Tracy frame time instrumentation

src/i_video_common.cpp

@@ -14,6 +14,7 @@
 #include <vector>
 
 #include <imgui.h>
+#include <tracy/tracy/Tracy.hpp>
 
 #include "cxxutil.hpp"
 #include "f_finale.h"
@@ -292,6 +293,7 @@ void I_FinishUpdate(void)
 {
 	if (rendermode == render_none)
 	{
+		FrameMark;
 		return;
 	}
 
@@ -299,6 +301,7 @@ void I_FinishUpdate(void)
 	if (rendermode == render_opengl)
 	{
 		finish_legacy_ogl_update();
+		FrameMark;
 		return;
 	}
 #endif
@@ -310,6 +313,7 @@ void I_FinishUpdate(void)
 	if (rhi == nullptr)
 	{
 		// ???
+		FrameMark;
 		return;
 	}
 
@@ -338,6 +342,8 @@ void I_FinishUpdate(void)
 	rhi->present();
 	rhi->finish();
 
+	FrameMark;
+
 	// Immediately prepare to begin drawing the next frame
 	I_StartDisplayUpdate();
 }

src/sdl/i_main.cpp

@@ -27,6 +27,8 @@
 #include <stdexcept>
 #include <string>
 
+#include <tracy/tracy/Tracy.hpp>
+
 #if defined (__GNUC__) || defined (__unix__)
 #include <unistd.h>
 #endif
@@ -278,6 +280,8 @@ int main(int argc, char **argv)
 	myargc = argc;
 	myargv = argv; /// \todo pull out path to exe from this string
 
+	tracy::SetThreadName("Main");
+
 #ifdef HAVE_TTF
 #ifdef _WIN32
 	I_StartupTTF(FONTPOINTSIZE, SDL_INIT_VIDEO|SDL_INIT_AUDIO, SDL_SWSURFACE);

src/sdl/new_sound.cpp

@@ -12,6 +12,7 @@
 #include <memory>
 
 #include <SDL.h>
+#include <tracy/tracy/Tracy.hpp>
 
 #include "../audio/chunk_load.hpp"
 #include "../audio/gain.hpp"
@@ -121,8 +122,12 @@ public:
 	~SdlAudioLockHandle() { SDL_UnlockAudio(); }
 };
 
+static const char* kAudio = "Audio";
+
 void audio_callback(void* userdata, Uint8* buffer, int len)
 {
+	tracy::SetThreadName("SDL Audio Thread");
+	FrameMarkStart(kAudio);
 	// The SDL Audio lock is implied to be held during callback.
 
 	try
@@ -156,6 +161,8 @@ void audio_callback(void* userdata, Uint8* buffer, int len)
 	{
 	}
 
+	FrameMarkEnd(kAudio);
+
 	return;
 }