Timer.fps and Timer.fps_average

moderngl_window/__init__.py

@@ -292,7 +292,7 @@ def run_window_config_instance(config: WindowConfig) -> None:
     _, duration = timer.stop()
     window.destroy()
     if duration > 0:
-        logger.info("Duration: {0:.2f}s @ {1:.2f} FPS".format(duration, window.frames / duration))
+        logger.info("Duration: {0:.2f}s @ {1:.2f} FPS".format(duration, timer.fps_average))
 
 
 def create_parser() -> argparse.ArgumentParser:

moderngl_window/timers/base.py

@@ -31,6 +31,20 @@ def time(self) -> float:
     def time(self, value: float) -> None:
         raise NotImplementedError()
 
+    @property
+    def fps(self) -> float:
+        """Get or set the current frames per second.
+
+        Returns:
+            float: The current frames per second
+        """
+        raise NotImplementedError()
+
+    @property
+    def fps_average(self) -> float:
+        """The average fps since the timer was started"""
+        raise NotImplementedError()
+
     def next_frame(self) -> tuple[float, float]:
         """Get timer information for the next frame.
 

moderngl_window/timers/clock.py

@@ -13,6 +13,8 @@ def __init__(self, **kwargs: Any) -> None:
         self._pause_time: Optional[float] = None
         self._last_frame = 0.0
         self._offset = 0.0
+        self._frames = 0  # similar to ticks
+        self._fps = 0.0
 
     @property
     def is_paused(self) -> bool:
@@ -47,6 +49,22 @@ def time(self, value: float) -> None:
 
         self._offset += self.time - value
 
+    @property
+    def fps_average(self) -> float:
+        """The average fps since the timer was started"""
+        if self._frames == 0:
+            return 0.0
+        return self._frames / self.time
+
+    @property
+    def fps(self) -> float:
+        """Get or set the current frames per second.
+
+        Returns:
+            float: The current frames per second
+        """
+        return self._fps
+
     def next_frame(self) -> tuple[float, float]:
         """
         Get the time and frametime for the next frame.
@@ -55,8 +73,10 @@ def next_frame(self) -> tuple[float, float]:
         Returns:
             tuple[float, float]: current time and frametime
         """
+        self._frames += 1
         current = self.time
         delta, self._last_frame = current - self._last_frame, current
+        self._fps = 1.0 / delta
         return current, delta
 
     def start(self) -> None: