case (Vuforia.ImageTargetBuilder.FrameQuality.FRAME_QUALITY_NONE):
SetMeter(Color.gray, Color.gray, Color.gray);
break;
case (Vuforia.ImageTargetBuilder.FrameQuality.FRAME_QUALITY_LOW):
SetMeter(Color.red, Color.gray, Color.gray);
break;
case (Vuforia.ImageTargetBuilder.FrameQuality.FRAME_QUALITY_MEDIUM):
SetMeter(Color.red, Color.yellow, Color.gray);
break;
case (Vuforia.ImageTargetBuilder.FrameQuality.FRAME_QUALITY_HIGH):
SetMeter(Color.red, Color.yellow, Color.green);
break;
I couldn't understand the concept of coding. can you explain in more detail?