From 6d4e4af0a5677afa41afdabf68b78334c0804f04 Mon Sep 17 00:00:00 2001
From: Thijs Wenker <me@thoys.nl>
Date: Thu, 24 Sep 2015 22:02:22 +0200
Subject: [PATCH] ability to see Stats in JavaScript + example script which
 outputs the stats to the console/logviewer

---
 examples/example/misc/statsExample.js | 67 +++++++++++++++++++++++++++
 interface/src/Application.cpp         |  1 +
 interface/src/ui/Stats.cpp            | 24 +++++-----
 interface/src/ui/Stats.h              |  6 ++-
 4 files changed, 85 insertions(+), 13 deletions(-)
 create mode 100644 examples/example/misc/statsExample.js

diff --git a/examples/example/misc/statsExample.js b/examples/example/misc/statsExample.js
new file mode 100644
index 0000000000..3c677af96a
--- /dev/null
+++ b/examples/example/misc/statsExample.js
@@ -0,0 +1,67 @@
+//
+//  statsExample.js
+//  examples/example/misc
+//
+//  Created by Thijs Wenker on 24 Sept 2015
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Prints the stats to the console.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+// The stats to be displayed
+var stats = [
+    'serverCount',
+    'framerate',   // a.k.a. FPS
+    'simrate',
+    'avatarSimrate',
+    'avatarCount',
+    'packetInCount',
+    'packetOutCount',
+    'mbpsIn',
+    'mbpsOut',
+    'audioPing',
+    'avatarPing',
+    'entitiesPing',
+    'assetPing',
+    'velocity',
+    'yaw',
+    'avatarMixerKbps',
+    'avatarMixerPps',
+    'audioMixerKbps',
+    'audioMixerPps',
+    'downloads',
+    'downloadsPending',
+    'triangles',
+    'quads',
+    'materialSwitches',
+    'meshOpaque',
+    'meshTranslucent',
+    'opaqueConsidered',
+    'opaqueOutOfView',
+    'opaqueTooSmall',
+    'translucentConsidered',
+    'translucentOutOfView',
+    'translucentTooSmall',
+    'sendingMode',
+    'packetStats',
+    'lodStatus',
+    'timingStats',
+    'serverElements',
+    'serverInternal',
+    'serverLeaves',
+    'localElements',
+    'localInternal',
+    'localLeaves'
+];
+
+// Force update the stats, in case the stats panel is invisible
+Stats.forceUpdateStats();
+
+// Loop through the stats and display them
+for (var i in stats) {
+    var stat = stats[i];
+    print(stat + " = " + Stats[stat]);
+}
diff --git a/interface/src/Application.cpp b/interface/src/Application.cpp
index c359275d8a..14dfaa3783 100644
--- a/interface/src/Application.cpp
+++ b/interface/src/Application.cpp
@@ -4063,6 +4063,7 @@ void Application::registerScriptEngineWithApplicationServices(ScriptEngine* scri
     scriptEngine->registerFunction("WebWindow", WebWindowClass::constructor, 1);
 
     scriptEngine->registerGlobalObject("Menu", MenuScriptingInterface::getInstance());
+    scriptEngine->registerGlobalObject("Stats", Stats::getInstance());
     scriptEngine->registerGlobalObject("Settings", SettingsScriptingInterface::getInstance());
     scriptEngine->registerGlobalObject("AudioDevice", AudioDeviceScriptingInterface::getInstance());
     scriptEngine->registerGlobalObject("AnimationCache", DependencyManager::get<AnimationCache>().data());
diff --git a/interface/src/ui/Stats.cpp b/interface/src/ui/Stats.cpp
index 4dd552210c..ebce4f2b96 100644
--- a/interface/src/ui/Stats.cpp
+++ b/interface/src/ui/Stats.cpp
@@ -89,14 +89,14 @@ bool Stats::includeTimingRecord(const QString& name) {
     }
 
 
-void Stats::updateStats() {
-    if (!Menu::getInstance()->isOptionChecked(MenuOption::Stats)) {
-        if (isVisible()) {
-            setVisible(false);
-        }
-        return;
-    } else {
-        if (!isVisible()) {
+void Stats::updateStats(bool force) {
+    if (!force) {
+        if (!Menu::getInstance()->isOptionChecked(MenuOption::Stats)) {
+            if (isVisible()) {
+                setVisible(false);
+            }
+            return;
+        } else if (!isVisible()) {
             setVisible(true);
         }
     }
@@ -161,7 +161,7 @@ void Stats::updateStats() {
     STAT_UPDATE(position, QVector3D(avatarPos.x, avatarPos.y, avatarPos.z));
     STAT_UPDATE_FLOAT(velocity, glm::length(myAvatar->getVelocity()), 0.1f);
     STAT_UPDATE_FLOAT(yaw, myAvatar->getBodyYaw(), 0.1f);
-    if (_expanded) {
+    if (_expanded || force) {
         SharedNodePointer avatarMixer = nodeList->soloNodeOfType(NodeType::AvatarMixer);
         if (avatarMixer) {
             STAT_UPDATE(avatarMixerKbps, roundf(
@@ -175,7 +175,7 @@ void Stats::updateStats() {
             STAT_UPDATE(avatarMixerPps, -1);
         }
         SharedNodePointer audioMixerNode = nodeList->soloNodeOfType(NodeType::AudioMixer);
-        if (audioMixerNode) {
+        if (audioMixerNode || force) {
             STAT_UPDATE(audioMixerKbps, roundf(
                 bandwidthRecorder->getAverageInputKilobitsPerSecond(NodeType::AudioMixer) +
                 bandwidthRecorder->getAverageOutputKilobitsPerSecond(NodeType::AudioMixer)));
@@ -230,7 +230,7 @@ void Stats::updateStats() {
             totalLeaves += stats.getTotalLeaves();
         }
     }
-    if (_expanded) {
+    if (_expanded || force) {
         if (serverCount == 0) {
             sendingModeStream << "---";
         }
@@ -272,7 +272,7 @@ void Stats::updateStats() {
     STAT_UPDATE(serverElements, (int)totalNodes);
     STAT_UPDATE(localElements, (int)OctreeElement::getNodeCount());
 
-    if (_expanded) {
+    if (_expanded || force) {
         STAT_UPDATE(serverInternal, (int)totalInternal);
         STAT_UPDATE(serverLeaves, (int)totalLeaves);
         // Local Voxels
diff --git a/interface/src/ui/Stats.h b/interface/src/ui/Stats.h
index e5c273926b..2e4c5e4dca 100644
--- a/interface/src/ui/Stats.h
+++ b/interface/src/ui/Stats.h
@@ -81,7 +81,7 @@ public:
     const QString& monospaceFont() {
         return _monospaceFont;
     }
-    void updateStats();
+    void updateStats(bool force = false);
 
     bool isExpanded() { return _expanded; }
     bool isTimingExpanded() { return _timingExpanded; }
@@ -93,6 +93,9 @@ public:
         }
     }
 
+public slots:
+    void forceUpdateStats() { updateStats(true); }
+
 signals:
     void expandedChanged();
     void timingExpandedChanged();
@@ -149,3 +152,4 @@ private:
 };
 
 #endif // hifi_Stats_h
+