From 9760b960c503d8f1742aab514212bc571e532164 Mon Sep 17 00:00:00 2001
From: mobserveur <mobserveur@gmail.com>
Date: Mon, 27 May 2024 04:33:20 +0200
Subject: added a fps counter in the status bar

it displays an fps counter on the status bar
---
 indra/newview/llstatusbar.cpp                           | 12 ++++++++++++
 indra/newview/llstatusbar.h                             |  2 ++
 indra/newview/skins/default/colors.xml                  |  3 +++
 indra/newview/skins/default/xui/en/panel_status_bar.xml | 16 ++++++++++++++++
 4 files changed, 33 insertions(+)

diff --git a/indra/newview/llstatusbar.cpp b/indra/newview/llstatusbar.cpp
index f8bb4f3351..a0a625c5fc 100644
--- a/indra/newview/llstatusbar.cpp
+++ b/indra/newview/llstatusbar.cpp
@@ -109,6 +109,7 @@ static void onClickVolume(void*);
 LLStatusBar::LLStatusBar(const LLRect& rect)
 :   LLPanel(),
     mTextTime(NULL),
+    mTextFps(NULL),
     mSGBandwidth(NULL),
     mSGPacketLoss(NULL),
     mBtnVolume(NULL),
@@ -127,6 +128,7 @@ LLStatusBar::LLStatusBar(const LLRect& rect)
 
     mBalanceTimer = new LLFrameTimer();
     mHealthTimer = new LLFrameTimer();
+    mFpsUpdateTimer = new LLFrameTimer();
 
     buildFromFile("panel_status_bar.xml");
 }
@@ -164,6 +166,7 @@ BOOL LLStatusBar::postBuild()
     gMenuBarView->setRightMouseDownCallback(boost::bind(&show_navbar_context_menu, _1, _2, _3));
 
     mTextTime = getChild<LLTextBox>("TimeText" );
+    mTextFps = getChild<LLTextBox>("FpsText");
 
     getChild<LLUICtrl>("buyL")->setCommitCallback(
         boost::bind(&LLStatusBar::onClickBuyCurrency, this));
@@ -297,6 +300,15 @@ void LLStatusBar::refresh()
         //mSGBandwidth->setThreshold(2, bwtotal);
     }
 
+    if(mFpsUpdateTimer->getElapsedTimeF32() >= 1.0f)
+    {
+        mFpsUpdateTimer->reset();
+
+        S32 fps = (S32) llround(LLTrace::get_frame_recording().getPeriodMedianPerSec(LLStatViewer::FPS, 50));
+        std::string fpsStr = std::to_string(fps);
+        mTextFps->setText(fpsStr);
+    }
+
     // update clock every 10 seconds
     if(mClockUpdateTimer.getElapsedTimeF32() > 10.f)
     {
diff --git a/indra/newview/llstatusbar.h b/indra/newview/llstatusbar.h
index fb923d3d09..da3c4a71f1 100644
--- a/indra/newview/llstatusbar.h
+++ b/indra/newview/llstatusbar.h
@@ -121,6 +121,7 @@ private:
 
 private:
     LLTextBox   *mTextTime;
+    LLTextBox   *mTextFps;
 
     LLStatGraph *mSGBandwidth;
     LLStatGraph *mSGPacketLoss;
@@ -131,6 +132,7 @@ private:
     LLTextBox   *mBoxBalance;
     LLButton    *mMediaToggle;
     LLFrameTimer    mClockUpdateTimer;
+    LLFrameTimer    *mFpsUpdateTimer;
 
     S32             mBalance;
     S32             mHealth;
diff --git a/indra/newview/skins/default/colors.xml b/indra/newview/skins/default/colors.xml
index 64c61ff278..3968f9809f 100644
--- a/indra/newview/skins/default/colors.xml
+++ b/indra/newview/skins/default/colors.xml
@@ -382,6 +382,9 @@
     <color
      name="FolderViewLoadingMessageTextColor"
      value="0.3344 0.545 0.645 1" />
+    <color
+     name="FpsTextColor"
+     value="0.3344 0.7 1.0 1" />
     <color
      name="GridFocusPointColor"
      reference="White_50" />
diff --git a/indra/newview/skins/default/xui/en/panel_status_bar.xml b/indra/newview/skins/default/xui/en/panel_status_bar.xml
index 4501e0df3a..dbc181855f 100644
--- a/indra/newview/skins/default/xui/en/panel_status_bar.xml
+++ b/indra/newview/skins/default/xui/en/panel_status_bar.xml
@@ -185,4 +185,20 @@
      top="2"
      name="volume_btn"
      width="16" />
+      <text
+     type="string"
+     font="SansSerif"
+     text_color="FpsTextColor"
+     follows="right|top"
+     halign="center"
+     valign="center"
+     height="18"
+     top="1"
+     v_pad="0"
+     left_pad="0"
+     name="FpsText"
+     tool_tip="fps"
+     width="40">
+     60
+     </text>
 </panel>
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