Windows Phone 7 is a phone operating system built by Microsoft to replace Windows Mobile. Key features include, Metro Design, access to XBOX Live, Office, Skydrive. Applications written for Windows Phone 7 are built with Silverlight or XNA Game Studio.
12
votes
2answers
2k views
Playing a Song causing WP7 to crash on phone, but not on emulator
I am trying to implement a song into a game that begins playing and continually loops on Windows Phone 7 via XNA 4.0. On the emulator, this works fine, however when deployed to a phone, it simply ...
11
votes
6answers
4k views
Making (or emulating) a “D-Pad” on a touch-screen; virtual d-pad
With the proliferation of touch based devices, many lacking a true D-Pad, I'm wondering if anyone has any resources on how to emulate a D-Pad on a touch screen? I'm specifically interested in XNA ...
11
votes
4answers
3k views
What are the app file size limitations for different smartphone OSes & carriers?
I know the iPhone App Store limits how large an app can be in general and there are also limitations with AT&T over the size it can be to transmit over a data plan vs WiFi. I have no idea what, if ...
9
votes
1answer
408 views
Zune same features as WP7? (gesture, accelerometer)
We don't have zune HD in Canada (yet) just wondering if it has the same programmable features as WP7? Like gestures and accelerometer.
Basically if I am just making a game, with screen controls ...
8
votes
3answers
3k views
How do I make objects move along a path?
I'm trying to get something like the below image. As you can see, there's a highway and inside of it, there'll be some objects moving (millisecond). I guess the street behavior is like a pipeline. ...
7
votes
2answers
328 views
Windows Phone Performance Analysis makes game run faster. Possible reasons?
A XNA game I was making was running slowly on my WP7 device. However when I started it in Windows Phone Performance Analysis to find the bottleneck, the game ran smoothly on the same device.
I ...
6
votes
1answer
387 views
First Steps. Windows Phone game development
I'm pretty new in game development. Have a couple ideas wich could be cool. First that comes to mind is to develop a 2D game (kinda puzzles) for Windows Phone Mango. You may ask: "Why Windows Phone?". ...
6
votes
1answer
690 views
XNA Sprite Flash Effect
I'm looking for a way to render every non-transparent pixel in a sprite solid white (to 'flash' the sprite white when the player takes damage etc). This is on Windows Phone 7.
I was using a very ...
6
votes
3answers
270 views
What is the “pricing standard” on Windows Phone?
On iOS, I find it is more usual to see light versions of a game for free (with ads and less features) and a full version for a cost and all the features.
On Android, I see more games that have both a ...
6
votes
2answers
866 views
How to do smooth sprite movement on WP7 XNA
What's the correct technique for getting smooth sprite translations with XNA?
I've been developing the WP7 version of an app for a startup, so when we heard Angry Birds got ported today we wanted to ...
6
votes
1answer
685 views
Font library for XNA
Is there a free type library kind of implementation available for XNA? I wish to use it on WP7, so it should be a managed code. I know can alternatively use spritefont, but I wish to know if other ...
6
votes
2answers
378 views
How do you publish a Xbox Live game on Windows Phone?
Curious if any of you have gone through the process? How did you kick it off? Is there anything in particular that we should be aware of when trying to make a Live game?
6
votes
2answers
1k views
Sketchup for modelling, Blender for lightmaps, rendering in Xna Reach profile?
This question moved from http://stackoverflow.com/questions/4319183/sketchup-for-modelling-blender-for-lightmaps-rendering-in-xna-reach-profile
Hello. I'm a programmer looking to add some 3D assets ...
6
votes
2answers
597 views
Showing Unicode in XNA on Windows Phone 7
I am creating an application which downloads names from server. These names can be any unicode language text which I need to render in XNA on WP7. The biggest problem I see here is WP7 xna system ...
5
votes
2answers
236 views
Black bars on 720p emulator?
I'm making a game for Windows Phone 8 using XNA 4.0 in Visual Studio express 2012. I'm trying to add a background image to the game with a size of 1366x768 (as i believe WP8 only supports up to 720p). ...
5
votes
1answer
2k views
XNA / WP7 accelerometer sample / example ball rolling
Does anyone know of a good WP7 accelerometer sample of a ball rolling around on a screen?
4
votes
3answers
437 views
Does anyone know where I can find wp7 indie game sales data?
I am curious about whether to develop an xna game for the windows phone 7. It would be nice to know how the games are doing on that platform sales wise.
Something like this would be very helpful:
...
4
votes
2answers
650 views
How should I manage events in XNA on the Windows Phone 7 without impacting performance?
It's best-practice to not to create lots of short-lived temporary objects the heap as it'll eventually force a garbage collection during game-play.
It is best to create short lived value objects.
...
4
votes
1answer
513 views
Cinematic in 2D games
I am searching for a way to create and integrate cinematic in a simple 2D game with XNA for Windows Phone.
I don't know if the best way is to create an animation with sprite and commonly process to ...
4
votes
2answers
2k views
Drawing a texture line between two vectors in XNA WP7
I want to create a simple graph maker in WP7.
The goal is to draw a texture line between two vectors what the user defines with touch. I already made the rotation, and it is working, but not ...
3
votes
6answers
1k views
Should I go with Windows Phone 7 or Try Android? [closed]
I already know C# and am familiar with XNA.
So it would make sense to develop for the Windows Phone 7, but would it be worth while to learn Java, get familiar with Android, and instead develop for ...
3
votes
2answers
6k views
Rotate vector by matrix?
If I have a Vector, say (1,1), how can I rotate it around the origin (0,0)?
I'm working in XNA if that helps.
3
votes
2answers
192 views
Game maps with “counties” that are split along lines that aren't necessarily straight
I want to create a game environment that supports a 2D map. This is a really basic map, but must be split along lines that are not necessarily straight. So imagine a country with county boundaries. ...
3
votes
1answer
481 views
Fade from one Color to another
How would one go about gradually fading a sprite from one color to another?
3
votes
2answers
324 views
Handling sound effects for Multiple Collisions
How can I generate somewhat realistic sound effects for collisions in a physics engine that simulates lots of objects?
E.g. take >10 marbles that are bouncing off walls and off each other.
If I ...
3
votes
1answer
55 views
Saving data across same game in multiple devices [closed]
Is there any library or something that works like iCloud but for different operating systems (Android, IOS, Windows Phone) that allow me to save game data to cloud and open the game data from another ...
3
votes
1answer
231 views
How to sync the actions in a mutiplayer game?
I connect the clients with UDP (its a peer to peer connection on a multicast network) and the clients are sending their positions in every frame (in WP7 it means the default 30 FPS) to each other. ...
3
votes
2answers
593 views
16-Bit textures in XNA 4 on WP7
WP7 textures are supported in the Reach-Profile that WP7 devices falls into. But XNA converts all my ressources upon adding them to a project to RGBA8, that's insane, the displays of WP7 devices are ...
3
votes
1answer
1k views
How do I implement SkyBox in xna 4.0 Reach Profile (for Windows Phone 7)?
I'm trying to Implement SkyBox in my phone game. Most of the samples in the web are for HiDef profile, and they are using custom effects (that not supported on Windows Phone). I've tried to follow ...
3
votes
1answer
659 views
How can I draw beautiful lines with XNA on WP7?
I'm trying to figure out how to draw good looking lines using XNA on the WP7 platform. By good looking I mean something not skinny and flat that a simple primitive gives you. A nice gradient, or ...
3
votes
1answer
97 views
XNA windows phone release black textures
i just made a 3d game in XNA for windows phone 7. I build it in release mode on visual studio 2010 and suddenly when I run game there is no textures on models - 2 models are black and one is ...
3
votes
2answers
416 views
Using orientation to calculate position on Windows Phone 7
I'm using the motion API and I'm trying to figure out a control scheme for the game I'm currently developing.
What I'm trying to achive is for a orienation of the device to correlate directly to a ...
2
votes
2answers
894 views
2D physics engine for WP7?
I'm looking for a 2D physics engine for Windows Phone 7.
Is there a port of something existing for use?
2
votes
2answers
553 views
Why does my sprite jitter when it arrives at its destination?
I have just started looking into XNA for WP7 - and I am definitely the sort of person who likes to find answers to my questions without begging for help!
I searched here to find an answer but I found ...
2
votes
1answer
71 views
Draw depth works on WP7 emulator but not device
I am making a game on a WP7 device using C# and XNA. I have a system where I always want the object the user is touching to be brought to the top, so every time it is touched I add float.Epsilon to ...
2
votes
1answer
103 views
XNA project won't target .NET 4.0
I am trying to reference the System.Threading.Task assembly. If I am not mistaken, it should be part of mscorlib. But no matter what I do, my project always defaults to the .net 2.0 runtime. Even if I ...
2
votes
1answer
192 views
Dynamically Discovering Game Content
I am trying to determine the best way to dynamically discover new levels in my Windows Phone game. This is necessary because I will be selling some levels separately to those included with the initial ...
2
votes
3answers
498 views
Publishing a game — any way to target both WP7 and Win8 Store?
I'm at a dilemma which seems should soon become an important issue for a lot of developers.
If I build a game in XNA, I won't be able to publish it on the Windows 8 Store, as it would be a classic ...
2
votes
1answer
97 views
CPU Usage on the UI thread Warning - XNA WP7.1
When I run the Store Test Kit's profiler against my game, I get a warning that says something along the likes of "Very high CPU usage on the UI thread for operations other than frame drawing."
...
2
votes
1answer
75 views
Can I sell Windows Phone 7 games on the marketplace from India?
I am a developer from India working on a game in WP7. I need to know, can I sell my game in Windows phone apps marketplace or is it like Android market where only free/ad-based is allowed?
2
votes
1answer
475 views
Why is my primitive xna square not drawn/shown?
I have made this class to draw a rectangle, but I cant get it to be drawn, I have no issues displaying a 3d model created in 3dmax, but shown these primitives seems much harder
I use this to create ...
2
votes
1answer
180 views
Is it possible to update the livetile in XNA WP7 game?
( I'm not sure if this question belongs here, but since it is related to game development and I have no idea where else I should post this, I will post this here )
As the title says, what I am ...
2
votes
1answer
367 views
No response to touch from XNA page after navigated from Silverlight page
I am creating XNA/Silverlight game in Windows Phone Mango. Testing with the emulator in both the Release and Debug mode.
From the main page, I call a settings page written in Silverlight. Then I back ...
2
votes
1answer
1k views
Simple WP7 pong game with real time multiplayer using sockets
I'm making a pong clone for Windows Phone 7 and I'd love to add a multiplayer option. I've been trying to use this Ricky Tan's tutorial:
...
2
votes
0answers
84 views
What's a simple way of sending game data between phones?
Using windows phones I need to send small amounts of data between phones in a turn based game. It's only a few bytes of data and does not need to be real time, something like in wordfeud or similar. ...
1
vote
3answers
3k views
Making a level editor for my game
I am doing a 2D sprite based game in XNA for WP7, The game logic is simple, you start at some point, you want to avoid obstacles and reach a certain goal.
obviously I need to make many levels for the ...
1
vote
2answers
299 views
Loss of texture detail in XNA (Banding 16 bit issue)
I'm loading in a background texture for my game, it's not vert detailed, it's just there too add some variance. The problem is that there looks like a large reduction in detail. I've included images ...
1
vote
4answers
4k views
Can you recommend a 2D game engine compatible with Windows Phone?
I'm curious what people are using to develop games for the Windows Phone (or XNA in general). I have come across a few engines but for the most part they don't seem to be actively maintained. If you ...
1
vote
2answers
357 views
Random position of object in foreach loop
i need help with some "scary" thing.
I'm creating some objects in foreach loop. Each object has implemented in Update function random change of position.
But while i'm creating this objects in foreach ...
1
vote
1answer
816 views
How do I load Gleed 2D levels in WP7 XNA game?
I've been trying so long to use this modified version of GLEED2D that includes WP7 support,
I'm stuck into loading the level into my game, now my Game1.cs class has the following:
protected ...
