Voxel Painter Core plugins

example-plugin.js

var Stream = require('stream')
  , stream = new Stream()
  , numberVoxel = 0
  
var voxelCount = function(studio) {
  studio.on('addVoxel', function() {
    numberVoxel++
    stream.emit('addVoxel', numberVoxel)
  })

  return stream
}

module.exports = voxelCount

main.js

var voxelPainter = require('voxel-painter-core')
  , voxelCount = require('./example-plugin')
  
var studio = voxelPainter({
  container: '#studio-container'
})

voxelCount = studio.loadPlugin(voxelCount)
voxelCount.on('addVoxel', function(number) {
  console.log(number+' voxels in the canvas')
})

voxel-painter-core.js

var Stream = require('stream')
  , pluginStream = new Stream()
  
// [...]

  /**
   * Load a plugin
   */
  exports.loadPlugin = function(plugin) {
    plugins.push(plugin)
    return plugin(pluginStream)
  }
  
// [...]

   function addVoxel(x, y, z, c) {
     pluginStream.emit('addVoxel', [x, y, z, c])
     // [...]
   }