new PerformanceDisplay
Draws a display in the top left corner of the scene displaying FPS (frames per second), averaged over 1 second intervals, as well as unaveraged frame time.
Parameters:
| Name | Type | Argument | Description |
|---|---|---|---|
description.fpsColor |
Color |
<optional> |
The color of the FPS graph. |
description.frameTimeColor |
Color |
<optional> |
The color of the frame time graph. |
description.backgroundColor |
Color |
<optional> |
The color of the background of the display. |
description.font |
String |
<optional> |
The CSS font of the text in the display. |
description.rectangle |
BoundingRectangle |
<optional> |
The position and size of the display, relative to the top left corner. |
Example
scene.getPrimitives().add(new PerformanceDisplay());
Methods
-
<static> prototype.destroy
-
Destroys the WebGL resources held by this object.
-
<static> prototype.update
-
Update the display. This function should only be called once per frame, because each call records a frame in the internal buffer and redraws the display.