As you may have heard calling Guide.IsTrialMode can take around 60 milliseconds to return and thus should not be called each frame in your game. Unfortunately this performance penalty only occurs when your game is downloaded from the WP7 marketplace and...

In my last post I talked about varying the sounds played for events in your game. I also said I would write about a simple sound effect cue system that would work on Windows Phone 7 and all of the other platforms XNA Game Studio 4.0 supports. Below is...

Last week I was reading my friend Shawn’s blog post “ Random shuffle ” and it reminded me of a system I worked on that controlled the playback of sound effects. When you play sound effects in a game you will often want to have a number...