mirror of
https://github.com/photonstorm/phaser
synced 2024-12-25 12:33:38 +00:00
30 lines
1,018 B
JavaScript
30 lines
1,018 B
JavaScript
/**
|
|
* @author Richard Davey <rich@photonstorm.com>
|
|
* @copyright 2020 Photon Storm Ltd.
|
|
* @license {@link https://opensource.org/licenses/MIT|MIT License}
|
|
*/
|
|
|
|
/**
|
|
* Creates a new Pixel Perfect Handler function.
|
|
*
|
|
* Access via `InputPlugin.makePixelPerfect` rather than calling it directly.
|
|
*
|
|
* @function Phaser.Input.CreatePixelPerfectHandler
|
|
* @since 3.10.0
|
|
*
|
|
* @param {Phaser.Textures.TextureManager} textureManager - A reference to the Texture Manager.
|
|
* @param {integer} alphaTolerance - The alpha level that the pixel should be above to be included as a successful interaction.
|
|
*
|
|
* @return {function} The new Pixel Perfect Handler function.
|
|
*/
|
|
var CreatePixelPerfectHandler = function (textureManager, alphaTolerance)
|
|
{
|
|
return function (hitArea, x, y, gameObject)
|
|
{
|
|
var alpha = textureManager.getPixelAlpha(x, y, gameObject.texture.key, gameObject.frame.name);
|
|
|
|
return (alpha && alpha >= alphaTolerance);
|
|
};
|
|
};
|
|
|
|
module.exports = CreatePixelPerfectHandler;
|