/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */

#include <cassert>
#include <deque>

#include "ProfileDrawer.h"
#include "InputReceiver.h"
#include "Game/GlobalUnsynced.h"
#include "Rendering/GL/myGL.h"
#include "Rendering/Fonts/glFont.h"
#include "Rendering/GlobalRendering.h"
#include "Rendering/GlobalRenderingInfo.h"
#include "Rendering/GL/VertexArray.h"
#include "Sim/Features/FeatureMemPool.h"
#include "Sim/Misc/GlobalConstants.h" // for GAME_SPEED
#include "Sim/Misc/GlobalSynced.h"
#include "Sim/Path/IPathManager.h"
#include "Sim/Units/UnitMemPool.h"
#include "Sim/Projectiles/ProjectileHandler.h"
#include "Sim/Projectiles/ProjectileMemPool.h"
#include "Sim/Weapons/WeaponMemPool.h"
#include "System/EventHandler.h"
#include "System/TimeProfiler.h"
#include "System/SafeUtil.h"
#include "lib/lua/include/LuaUser.h"

ProfileDrawer* ProfileDrawer::instance = nullptr;

static const float start_x = 0.6f;
static const float end_x   = 0.99f;
static const float start_y = 0.95f;
static const float lineHeight = 0.017f;

static const auto DBG_FONT_FLAGS = (FONT_SCALE | FONT_NORM | FONT_SHADOW);

typedef std::pair<spring_time, spring_time> TimeSlice;
static std::deque<TimeSlice> vidFrames;
static std::deque<TimeSlice> simFrames;
static std::deque<TimeSlice> lgcFrames;
static std::deque<TimeSlice> swpFrames;
static std::deque<TimeSlice> uusFrames;


ProfileDrawer::ProfileDrawer()
: CEventClient("[ProfileDrawer]", 199991, false)
{
	autoLinkEvents = true;
	RegisterLinkedEvents(this);
	eventHandler.AddClient(this);
}

void ProfileDrawer::SetEnabled(bool enable)
{
	if (enable) {
		assert(instance == nullptr);
		instance = new ProfileDrawer();

		// reset peak indicators each time the drawer is restarted
		for (auto& p: profiler.profile)
			p.second.peak = 0.0f;
	} else {
		spring::SafeDelete(instance);
	}
}



static void DrawTimeSlice(std::deque<TimeSlice>& frames, const spring_time curTime, const spring_time maxHist, const float drawArea[4])
{
	// remove old entries
	while (!frames.empty() && (curTime - frames.front().second) > maxHist) {
		frames.pop_front();
	}

	const float y1 = drawArea[1];
	const float y2 = drawArea[3];

	// render
	CVertexArray* va = GetVertexArray();
	va->Initialize();
	for (const TimeSlice& ts: frames) {
		float x1 = (ts.first  % maxHist).toSecsf() / maxHist.toSecsf();
		float x2 = (ts.second % maxHist).toSecsf() / maxHist.toSecsf();
		x2 = std::max(x1 + globalRendering->pixelX, x2);

		x1 = drawArea[0] + x1 * (drawArea[2] - drawArea[0]);
		x2 = drawArea[0] + x2 * (drawArea[2] - drawArea[0]);

		va->AddVertex0(x1, y1, 0.0f);
		va->AddVertex0(x1, y2, 0.0f);
		va->AddVertex0(x2, y2, 0.0f);
		va->AddVertex0(x2, y1, 0.0f);

		const float mx1 = x1 + 3 * globalRendering->pixelX;
		const float mx2 = x2 - 3 * globalRendering->pixelX;
		if (mx1 < mx2) {
			va->AddVertex0(mx1, y1 + 3 * globalRendering->pixelX, 0.0f);
			va->AddVertex0(mx1, y2 - 3 * globalRendering->pixelX, 0.0f);
			va->AddVertex0(mx2, y2 - 3 * globalRendering->pixelX, 0.0f);
			va->AddVertex0(mx2, y1 + 3 * globalRendering->pixelX, 0.0f);
		}
	}

	va->DrawArray0(GL_QUADS);
}


static void DrawThreadBarcode()
{
	const float maxHist_f = 4.0f;
	const float drawArea[4] = {0.01f, 0.30f, (start_x * 0.5f), 0.35f};

	const spring_time curTime = spring_now();
	const spring_time maxHist = spring_secs(maxHist_f);

	auto& threadProfs = profiler.threadProfile;
	const size_t numThreads = threadProfs.size();

	CVertexArray* va = GetVertexArray();

	{
		// background
		va->Initialize();
			va->AddVertex0(drawArea[0] - 10 * globalRendering->pixelX, drawArea[1] - 10 * globalRendering->pixelY, 0.0f);
			va->AddVertex0(drawArea[0] - 10 * globalRendering->pixelX, drawArea[3] + 10 * globalRendering->pixelY, 0.0f);
			va->AddVertex0(drawArea[2] + 10 * globalRendering->pixelX, drawArea[3] + 10 * globalRendering->pixelY, 0.0f);
			va->AddVertex0(drawArea[2] + 10 * globalRendering->pixelX, drawArea[1] - 10 * globalRendering->pixelY, 0.0f);
		glColor4f(0.0f, 0.0f, 0.0f, 0.5f);
		va->DrawArray0(GL_QUADS);
	}
	{
		// title
		font->glFormat(drawArea[0], drawArea[3], 0.7f, FONT_TOP | DBG_FONT_FLAGS, "ThreadPool (%.0fsec)", maxHist_f);
	}
	{
		// need to lock; DrawTimeSlice pop_back()'s old entries from
		// threadProf while ~ScopedMtTimer can modify it concurrently
		profiler.ToggleLock(true);

		// bars
		glColor4f(1.0f, 0.0f, 0.0f, 0.6f);
		int i = 0;
		for (auto& threadProf: threadProfs) {
			float drawArea2[4] = {drawArea[0], 0.0f, drawArea[2], 0.0f};
			drawArea2[1] = drawArea[1] + ((drawArea[3] - drawArea[1]) / numThreads) * i++;
			drawArea2[3] = drawArea[1] + ((drawArea[3] - drawArea[1]) / numThreads) * i - (4 * globalRendering->pixelY);
			DrawTimeSlice(threadProf, curTime, maxHist, drawArea2);
		}

		profiler.ToggleLock(false);
	}
	{
		// feeder
		va = GetVertexArray();
		va->Initialize();
			const float r = (curTime % maxHist).toSecsf() / maxHist_f;
			const float xf = drawArea[0] + r * (drawArea[2] - drawArea[0]);
			va->AddVertex0(xf                              , drawArea[1], 0.0f);
			va->AddVertex0(xf                              , drawArea[3], 0.0f);
			va->AddVertex0(xf + 5 * globalRendering->pixelX, drawArea[3], 0.0f);
			va->AddVertex0(xf + 5 * globalRendering->pixelX, drawArea[1], 0.0f);
		glColor3f(1.0f, 0.0f, 0.0f);
		va->DrawArray0(GL_QUADS);
	}
}


static void DrawFrameBarcode()
{
	const float maxHist_f = 0.5f;
	const float drawArea[4] = {0.01f, 0.21f, start_x - 0.05f, 0.26f};

	const spring_time curTime = spring_now();
	const spring_time maxHist = spring_secs(maxHist_f);

	// background
	CVertexArray* va = GetVertexArray();
	va->Initialize();
		va->AddVertex0(drawArea[0] - 10 * globalRendering->pixelX, drawArea[1] - 10 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(drawArea[0] - 10 * globalRendering->pixelX, drawArea[3] + 20 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(drawArea[2] + 10 * globalRendering->pixelX, drawArea[3] + 20 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(drawArea[2] + 10 * globalRendering->pixelX, drawArea[1] - 10 * globalRendering->pixelY, 0.0f);
	glColor4f(0.0f, 0.0f, 0.0f, 0.5f);
	va->DrawArray0(GL_QUADS);

	// title and legend
	font->glFormat(drawArea[0], drawArea[3] + 10 * globalRendering->pixelY, 0.7f, FONT_TOP | DBG_FONT_FLAGS,
			"Frame Grapher (%.2fsec)"
			"\xff\xff\x80\xff  GC"
			"\xff\xff\xff\x01  Unsynced"
			"\xff\x01\x01\xff  Swap"
			"\xff\x01\xff\x01  Video"
			"\xff\xff\x01\x01  Sim"
			, maxHist_f);

	// gc frames
	glColor4f(1.0f, 0.5f, 1.0f, 0.55f);
	DrawTimeSlice(lgcFrames, curTime, maxHist, drawArea);

	// updateunsynced frames
	glColor4f(1.0f, 1.0f, 0.0f, 0.9f);
	DrawTimeSlice(uusFrames, curTime, maxHist, drawArea);

	// video swap frames
	glColor4f(0.0f, 0.0f, 1.0f, 0.55f);
	DrawTimeSlice(swpFrames, curTime, maxHist, drawArea);

	// video frames
	glColor4f(0.0f, 1.0f, 0.0f, 0.55f);
	DrawTimeSlice(vidFrames, curTime, maxHist, drawArea);

	// sim frames
	glColor4f(1.0f, 0.0f, 0.0f, 0.55f);
	DrawTimeSlice(simFrames, curTime, maxHist, drawArea);

	// draw `feeder` indicating current time pos
	va = GetVertexArray();
	va->Initialize();
		// draw feeder
		const float r = (curTime % maxHist).toSecsf() / maxHist_f;
		const float xf = drawArea[0] + r * (drawArea[2] - drawArea[0]);
		va->AddVertex0(xf, drawArea[1], 0.0f);
		va->AddVertex0(xf, drawArea[3], 0.0f);
		va->AddVertex0(xf + 10 * globalRendering->pixelX, drawArea[3], 0.0f);
		va->AddVertex0(xf + 10 * globalRendering->pixelX, drawArea[1], 0.0f);

		// draw scale (horizontal bar that indicates 30FPS timing length)
		const float xs1 = drawArea[2] - 1.0f / (30.0f * maxHist_f) * (drawArea[2] - drawArea[0]);
		const float xs2 = drawArea[2] + 0.0f                       * (drawArea[2] - drawArea[0]);

		va->AddVertex0(xs1, drawArea[3] +  2 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(xs1, drawArea[3] + 10 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(xs2, drawArea[3] + 10 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(xs2, drawArea[3] +  2 * globalRendering->pixelY, 0.0f);
	glColor4f(1.0f, 0.0f, 0.0f, 1.0f);
	va->DrawArray0(GL_QUADS);
}


static void DrawProfiler()
{
	font->SetTextColor(1.0f, 1.0f, 1.0f, 1.0f);

	// this locks a mutex, so don't call it every frame
	if ((globalRendering->drawFrame % 10) == 0)
		profiler.RefreshProfiles();

	// draw the background of the window
	{
		CVertexArray* va  = GetVertexArray();
		va->Initialize();
			va->AddVertex0(start_x, start_y +                                 lineHeight + 0.005f, 0);
			va->AddVertex0(  end_x, start_y +                                 lineHeight + 0.005f, 0);
			va->AddVertex0(start_x, start_y - profiler.sortedProfile.size() * lineHeight - 0.010f, 0);
			va->AddVertex0(  end_x, start_y - profiler.sortedProfile.size() * lineHeight - 0.010f, 0);
		glColor4f(0.0f, 0.0f, 0.5f, 0.5f);
		va->DrawArray0(GL_TRIANGLE_STRIP);
	}

	const float textSize = 0.5f;

	// table header
	{
		const float fStartY = start_y + 0.005f;
		float fStartX = start_x + 0.005f + 0.015f + 0.005f;

		// print total-time running since application start
		font->glPrint(fStartX += 0.04f, fStartY, textSize, FONT_SHADOW | FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "totaltime");

		// print percent of CPU time used within the last 500ms
		font->glPrint(fStartX += 0.06f, fStartY, textSize, FONT_SHADOW | FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "cur-%usage");
		font->glPrint(fStartX += 0.04f, fStartY, textSize, FONT_SHADOW | FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "max-%usage");
		font->glPrint(fStartX += 0.04f, fStartY, textSize, FONT_SHADOW | FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "lag");

		// print timer name
		font->glPrint(fStartX += 0.01f, fStartY, textSize, FONT_SHADOW | FONT_DESCENDER | FONT_SCALE | FONT_NORM, "title");
	}

	// draw the textual info (total-time, short-time percentual time, timer-name)
	int y = 1;

	for (const auto& p: profiler.sortedProfile) {
		const auto& profileData = p.second;

		const float fStartY = start_y - (y++) * lineHeight;
		float fStartX = start_x + 0.005f + 0.015f + 0.005f;

		// print total-time running since application start
		font->glFormat(fStartX += 0.04f, fStartY, textSize, FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "%.2fs", profileData.total.toSecsf());

		// print percent of CPU time used within the last 500ms
		font->glFormat(fStartX += 0.06f, fStartY, textSize, FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "%.2f%%", profileData.percent * 100);
		font->glFormat(fStartX += 0.04f, fStartY, textSize, FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "\xff\xff%c%c%.2f%%", profileData.newPeak?1:255, profileData.newPeak?1:255, profileData.peak * 100);
		font->glFormat(fStartX += 0.04f, fStartY, textSize, FONT_DESCENDER | FONT_SCALE | FONT_NORM | FONT_RIGHT, "\xff\xff%c%c%.0fms", profileData.newLagPeak?1:255, profileData.newLagPeak?1:255, profileData.maxLag);

		// print timer name
		font->glPrint(fStartX += 0.01f, fStartY, textSize, FONT_DESCENDER | FONT_SCALE | FONT_NORM, p.first);
	}


	// draw the Timer selection boxes
	const float boxSize = lineHeight * 0.9f;
	const float selOffset = boxSize * 0.2f;
	glPushMatrix();
	glTranslatef(start_x + 0.005f, start_y + boxSize, 0); // we are now at upper left of first box
		CVertexArray* va  = GetVertexArray();
		CVertexArray* va2 = GetVertexArray();
		va->Initialize();
		va2->Initialize();

			int i = 1;

			for (const auto& p: profiler.sortedProfile) {
				const CTimeProfiler::TimeRecord& tr = p.second;
				const float3& fc = tr.color;

				SColor c(fc[0], fc[1], fc[2]);
				va->AddVertexC(float3(      0, -i * lineHeight          , 0), c); // upper left
				va->AddVertexC(float3(      0, -i * lineHeight - boxSize, 0), c); // lower left
				va->AddVertexC(float3(boxSize, -i * lineHeight - boxSize, 0), c); // lower right
				va->AddVertexC(float3(boxSize, -i * lineHeight          , 0), c); // upper right

				if (tr.showGraph) {
					va2->AddVertex0(lineHeight +           selOffset, -i * lineHeight -           selOffset, 0); // upper left
					va2->AddVertex0(lineHeight +           selOffset, -i * lineHeight - boxSize + selOffset, 0); // lower left
					va2->AddVertex0(lineHeight + boxSize - selOffset, -i * lineHeight - boxSize + selOffset, 0); // lower right
					va2->AddVertex0(lineHeight + boxSize - selOffset, -i * lineHeight -           selOffset, 0); // upper right
				}

				i++;
			}

		// draw the boxes
		va->DrawArrayC(GL_QUADS);
		// draw the 'graph view disabled' cross
		glColor3f(1,0,0);
		va2->DrawArray0(GL_QUADS);
	glPopMatrix();

	// draw the graph
	glLineWidth(3.0f);

	for (const auto& p: profiler.sortedProfile) {
		const CTimeProfiler::TimeRecord& tr = p.second;

		if (!tr.showGraph)
			continue;

		CVertexArray* va = GetVertexArray();
		va->Initialize();
		const float steps_x = (end_x - start_x) / CTimeProfiler::TimeRecord::numFrames;
		for (size_t a = 0; a < CTimeProfiler::TimeRecord::numFrames; ++a) {
			// profile runtime; eg 0.5f means: uses 50% of a CPU (during that frame)
			// This may be more then 1.0f, in case an operation
			// which ran over many frames, ended in this one.
			const float p = tr.frames[a].toSecsf() * GAME_SPEED;
			const float x = start_x + (a * steps_x);
			const float y = 0.02f + (p * 0.96f);
			va->AddVertex0(x, y, 0.0f);
		}

		glColorf3((float3) tr.color);
		va->DrawArray0(GL_LINE_STRIP);
	}
	glLineWidth(1.0f);
}


static void DrawInfoText()
{
	// background
	CVertexArray* va = GetVertexArray();
	va->Initialize();
		va->AddVertex0(          0.01f - 10 * globalRendering->pixelX, 0.02f - 10 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(          0.01f - 10 * globalRendering->pixelX, 0.17f + 20 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(start_x - 0.05f + 10 * globalRendering->pixelX, 0.17f + 20 * globalRendering->pixelY, 0.0f);
		va->AddVertex0(start_x - 0.05f + 10 * globalRendering->pixelX, 0.02f - 10 * globalRendering->pixelY, 0.0f);
	glColor4f(0.0f, 0.0f, 0.0f, 0.5f);
	va->DrawArray0(GL_QUADS);

	// print performance-related information (timings, particle-counts, etc)
	font->SetTextColor(1.0f, 1.0f, 0.5f, 0.8f);

	const char* fpsFmtStr = "[1] {Draw,Sim}FrameRate={%0.1f, %0.1f}Hz";
	const char* ctrFmtStr = "[2] {Draw,Sim}FrameTick={%u, %d}";
	const char* avgFmtStr = "[3] {Update,Draw,Sim}FrameTime={%s%2.1f, %s%2.1f, %s%2.1f}ms";
	const char* spdFmtStr = "[4] {Current,Wanted}SimSpeedMul={%2.2f, %2.2f}x";
	const char* sfxFmtStr = "[5] {Synced,Unsynced}Projectiles={%u,%u} Particles=%u Saturation=%.1f";
	const char* pfsFmtStr = "[6] (%s)PFS-updates queued: {%i, %i}";
	const char* luaFmtStr = "[7] Lua-allocated memory: %.1fMB (%.5uK allocs : %.5u usecs : %.1u states)";
	const char* gpuFmtStr = "[8] GPU-allocated memory: %.1fMB / %.1fMB";
	const char* sopFmtStr = "[9] SOP-allocated memory: {U,F,P,W}={%.1f/%.1f, %.1f/%.1f, %.1f/%.1f, %.1f/%.1f}KB";

	const CProjectileHandler* ph = projectileHandler;
	const IPathManager* pm = pathManager;

	font->glFormat(0.01f, 0.02f, 0.5f, DBG_FONT_FLAGS, fpsFmtStr, globalRendering->FPS, gu->simFPS);
	font->glFormat(0.01f, 0.04f, 0.5f, DBG_FONT_FLAGS, ctrFmtStr, globalRendering->drawFrame, gs->frameNum);

	// 16ms := 60fps := 30simFPS + 30drawFPS
	font->glFormat(0.01f, 0.06f, 0.5f, DBG_FONT_FLAGS, avgFmtStr,
	   (gu->avgFrameTime     > 30) ? "\xff\xff\x01\x01" : "", gu->avgFrameTime,
	   (gu->avgDrawFrameTime > 16) ? "\xff\xff\x01\x01" : "", gu->avgDrawFrameTime,
	   (gu->avgSimFrameTime  > 16) ? "\xff\xff\x01\x01" : "", gu->avgSimFrameTime
	);

	font->glFormat(0.01f, 0.08f, 0.5f, DBG_FONT_FLAGS, spdFmtStr, gs->speedFactor, gs->wantedSpeedFactor);
	font->glFormat(0.01f, 0.10f, 0.5f, DBG_FONT_FLAGS, sfxFmtStr, ph->syncedProjectiles.size(), ph->unsyncedProjectiles.size(), ph->GetCurrentParticles(), ph->GetParticleSaturation(true));

	{
		const int2 pfsUpdates = pm->GetNumQueuedUpdates();

		switch (pm->GetPathFinderType()) {
			case PFS_TYPE_DEFAULT: {
				font->glFormat(0.01f, 0.12f, 0.5f, DBG_FONT_FLAGS, pfsFmtStr, "DEF", pfsUpdates.x, pfsUpdates.y);
			} break;
			case PFS_TYPE_QTPFS: {
				font->glFormat(0.01f, 0.12f, 0.5f, DBG_FONT_FLAGS, pfsFmtStr, "QT", pfsUpdates.x, pfsUpdates.y);
			} break;
		}
	}

	{
		SLuaAllocState state = {};
		spring_lua_alloc_get_stats(&state);

		const    float allocMegs = state.allocedBytes.load() / 1024.0f / 1024.0f;
		const uint32_t kiloAlloc = state.numLuaAllocs.load() / 1000;
		const uint32_t allocTime = state.luaAllocTime.load();
		const uint32_t numStates = state.numLuaStates.load();

		font->glFormat(0.01f, 0.14f, 0.5f, DBG_FONT_FLAGS, luaFmtStr, allocMegs, kiloAlloc, allocTime, numStates);
	}

	{
		int2 gpuInfo;
		GetAvailableVideoRAM(&gpuInfo.x, globalRenderingInfo.glVendor);

		font->glFormat(0.01f, 0.16f, 0.5f, DBG_FONT_FLAGS, gpuFmtStr, (gpuInfo.x - gpuInfo.y) / 1024.0f, gpuInfo.x / 1024.0f);
	}

	font->glFormat(0.01f, 0.18f, 0.5f, DBG_FONT_FLAGS, sopFmtStr,
		unitMemPool.alloc_size() / 1024.0f,
		unitMemPool.freed_size() / 1024.0f,
		featureMemPool.alloc_size() / 1024.0f,
		featureMemPool.freed_size() / 1024.0f,
		projMemPool.alloc_size() / 1024.0f,
		projMemPool.freed_size() / 1024.0f,
		weaponMemPool.alloc_size() / 1024.0f,
		weaponMemPool.freed_size() / 1024.0f
	);
}



void ProfileDrawer::DrawScreen()
{
	SCOPED_TIMER("Draw::Screen::DrawScreen::Profile");

	glMatrixMode(GL_MODELVIEW);
	glPushMatrix();
	glLoadIdentity();
	glMatrixMode(GL_PROJECTION);
	glPushMatrix();
	glLoadIdentity();
	gluOrtho2D(0,1,0,1);

	glDisable(GL_TEXTURE_2D);
	font->Begin();
	font->SetTextColor(1,1,0.5f,0.8f);

	DrawThreadBarcode();
	DrawFrameBarcode();
	DrawProfiler();
	DrawInfoText();

	font->End();
	glColor4f(1.0f,1.0f,1.0f,1.0f);
	glEnable(GL_TEXTURE_2D);
	glMatrixMode(GL_PROJECTION);
	glPopMatrix();
	glMatrixMode(GL_MODELVIEW);
	glPopMatrix();
}

bool ProfileDrawer::MousePress(int x, int y, int button)
{
	if (!IsAbove(x, y))
		return false;

	const float my = CInputReceiver::MouseY(y);
	const int selIndex = (int) ((start_y - my) / lineHeight);

	if (selIndex < 0)
		return false;
	if (selIndex >= profiler.sortedProfile.size())
		return false;

	// switch the selected Timers showGraph value
	// this reverts when the profile is re-sorted
	profiler.sortedProfile[selIndex].second.showGraph = !profiler.sortedProfile[selIndex].second.showGraph;
	return true;
}

bool ProfileDrawer::IsAbove(int x, int y)
{
	const float mx = CInputReceiver::MouseX(x);
	const float my = CInputReceiver::MouseY(y);

	// check if a Timer selection box was hit
	if (mx<start_x || mx>end_x || my<start_y - profiler.sortedProfile.size()*lineHeight || my>start_y)
		return false;

	return true;
}


void ProfileDrawer::DbgTimingInfo(DbgTimingInfoType type, const spring_time start, const spring_time end)
{
	if (!IsEnabled())
		return;

	switch (type) {
		case TIMING_VIDEO: {
			vidFrames.emplace_back(start, end);
		} break;
		case TIMING_SIM: {
			simFrames.emplace_back(start, end);
		} break;
		case TIMING_GC: {
			lgcFrames.emplace_back(start, end);
		} break;
		case TIMING_SWAP: {
			swpFrames.emplace_back(start, end);
		} break;
		case TIMING_UNSYNCED: {
			uusFrames.emplace_back(start, end);
		} break;
	}
}