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shadow-box-model: 2D Bit array, with binary image collission detection

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For discretized 2d collision detection, a binary array is a nice world model.

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Properties

Versions 0.1.0
Change log ChangeLog.md
Dependencies base (>=4 && <5), bitwise [details]
License BSD-3-Clause
Author Scott Murphy <scottmurphy09@gmail.com>
Maintainer Scott Murphy <scottmurphy09@gmail.com>
Category Bits, Images, UI
Source repo head: git clone https://github.com/plow-technologies/shadow-box-model.git
Uploaded by scottmurphy09 at 2016-05-13T07:38:25Z

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Readme for shadow-box-model-0.1.0

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shadow-box-model

shadow box is a tool for 2d collission detection on rectangular grids.

Installation

shadow-box-model can be installed with cabal install or cabal install --ghcjs

Usage

>>> either (fail) (putStrLn. showWorld) $ addModelToWorld 7 7 (shadowRect 3 3) (emptyWorld 10 10)
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  X  X  X 
 _  _  _  _  _  _  _  X  X  X 
 _  _  _  _  _  _  _  X  X  X 

>>> let (Right world1) = addModelToWorld 7 7 (shadowRect 3 3) (emptyWorld 10 10)

>>> let (Right world2) = addModelToWorld 1 1 (shadowRect 3 3) world1


>>> putStrLn . showWorld $ world2
 _  _  _  _  _  _  _  _  _  _ 
 _  X  X  X  _  _  _  _  _  _ 
 _  X  X  X  _  _  _  _  _  _ 
 _  X  X  X  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  X  X  X 
 _  _  _  _  _  _  _  X  X  X 
 _  _  _  _  _  _  _  X  X  X

Also, the tests show nice use cases

How to run tests

cabal configure --enable-tests && cabal build && cabal test