/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
//timer for measuring performance & implementing the clocks
updateLoopTimer.Start();
if (IsActive)
{
//start perfMeasureSW to measure performance of the intrpreter step method
perfMeasureSW.Start();
//step the intrpreter
intr.Advance();
perfMeasureSW.Stop();
Debug.WriteLine($"Interpreter advance execution time {perfMeasureSW.ElapsedMilliseconds}ms");
perfMeasureSW.Reset();
//check for any keys being pressed
CheckForKeyPress();
//if the drawglag is set,
if (intr.drawFlag)
{
perfMeasureSW.Start();
DrawTextureArray();
}
//If user presses Esc, exit
if (GamePad.GetState(PlayerIndex.One).Buttons.Back ==
ButtonState.Pressed || Keyboard.GetState().IsKeyDown(
Keys.Escape))
{
Exit();
}
//measure amt of time taken by base.Update
perfMeasureSW.Start();
base.Update(gameTime);
perfMeasureSW.Stop();
Debug.WriteLine($"base.Update(gametime) took {perfMeasureSW.ElapsedMilliseconds} ms");
perfMeasureSW.Reset();
}
}
