Re-Creating Megaman 2

Testing Randomness

How do you solve testing when using randomization? Values will by design be indeterministic, so what is a good way of knowing your program is doing the expected thing?

One of my clever colleagues, Orphis, mentioned in the bypassing the other day a tip about mocking…

TimeStopper

One of the woes of this project has been how to create Flashman’s TimeStopper weapon. A core value I always had since I started writing this engine was to keep separation of concerns close to perfect. And I felt like I would have to taint some controllers with tasks they were not meant to handle to solve…

Automated game system testing using Karma and Travis CI

A while ago I wrote about successes in testing and the ending of that article I talked about getting these system tests to run on Travis CI. Travis CI is a project that offers free build pipelines for open source projects on GitHub…

Recording and Playing Human Input

A few months back I wrote an Input Recorder and an Input Player for my game engine. At the time it was merely for fun, but since I started testing seriously it’s been invaluable.

Re-Creating Megaman 2 in JavaScript from scratch

For a long time I’ve been wanting to create a game. But I haven’t been able to figure out a concept.

UV maps and tiled Pixel art

3D objects today are often built up from a mesh of triangles. To let the object know how to paint a texture on it a UV map is used, which is a set of relative coordinates in an image that references every corner in a triangle.

Phone Browser as Game Pad for your Big Screen Game

A couple of days ago I was spending half a day on a train and after a suggestion from my friend Eric, I decided to see if I could use my smart phone as a game pad for my game engine running on my computer.