libcore: Querying current event loop frequency

skyjake · Oct 18, 2017 · 0653ff9 · 0653ff9
1 parent 373d231
commit 0653ff9
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/doomsday/sdk/libcore/include/de/core/loop.h b/doomsday/sdk/libcore/include/de/core/loop.h
@@ -58,7 +58,9 @@ class DENG2_PUBLIC Loop : public QObject
      *
      * @param freqHz  Frequency in Hz.
      */
-    void setRate(int freqHz);
+    void setRate(double freqHz);
+
+    double rate() const;
 
     /**
      * Starts the loop.

diff --git a/doomsday/sdk/libcore/src/core/loop.cpp b/doomsday/sdk/libcore/src/core/loop.cpp
@@ -62,12 +62,17 @@ DENG2_AUDIENCE_METHOD(Loop, Iteration)
 Loop::Loop() : d(new Impl(this))
 {}
 
-void Loop::setRate(int freqHz)
+void Loop::setRate(double freqHz)
 {
     d->interval = 1.0 / freqHz;
     d->timer->setInterval(de::max(1, int(d->interval.asMilliSeconds())));
 }
 
+double Loop::rate() const
+{
+    return 1.0 / d->interval;
+}
+
 void Loop::start()
 {
     d->running = true;