npm install --save-dev rollup-plugin-kontra // rollup.config.js
import kontra from 'rollup-plugin-kontra'
export default {
entry: 'entry.js',
dest: 'bundle.js',
plugins: [
kontra({
gameObject: {
// enable only velocity and rotation functionality
velocity: true,
rotation: true
},
vector: {
// enable vector length functionality
length: true
},
// turn on debugging
debug: true
})
]
}See Kontra.js docs for a list of available options. All options default to false.