Fix compilation of glow-extrras-glfw without Imgui

Fixes #13 (closed)

glfw/glow-extras/glfw/GlfwApp.cc

@@ -64,17 +64,17 @@ static void TW_CALL GlfwAppTweakCallback(void* clientData)
 }
 #endif
 
-// static std::string thousandSep(size_t val)
-// {
-//     auto s = std::to_string(val);
-//     auto l = s.size();
-//     while (l > 3)
-//     {
-//         s = s.substr(0, l - 3) + "'" + s.substr(l - 3);
-//         l -= 3;
-//     }
-//     return s;
-// }
+static std::string thousandSep(size_t val)
+{
+    auto s = std::to_string(val);
+    auto l = s.size();
+    while (l > 3)
+    {
+        s = s.substr(0, l - 3) + "'" + s.substr(l - 3);
+        l -= 3;
+    }
+    return s;
+}
 
 void GlfwApp::setTitle(const std::string& title)
 {
@@ -499,7 +499,7 @@ void GlfwApp::mainLoop()
 
     unsigned frames = 0;
     double lastTime = glfwGetTime();
-    // double lastStatsTime = lastTime;
+    double lastStatsTime = lastTime;
     double lastScheduledUpdateTime = lastTime;
     double timeAccum = 0.000001;
     mCurrentTime = 0.0;
@@ -870,13 +870,13 @@ void GlfwApp::internalOnMouseButton(double x, double y, int button, int action,
 
 void GlfwApp::internalOnGui()
 {
+#ifdef GLOW_EXTRAS_HAS_IMGUI
     if (mEnableDebugOverlay)
         debugging::DebugOverlay::OnGui();
 
     if (mUsePipelineConfigGui)
         mPipelineScene->imguiConfigWindow();
 
-#ifdef GLOW_EXTRAS_HAS_IMGUI
     if (mProfilingOverlayVisible)
         mProfilingOverlay->onGui();
 #endif