checkPixel(x, y, pointer) → {boolean}
Runs a pixel perfect check against the given x/y coordinates of the Sprite this InputHandler is bound to.It compares the alpha value of the pixel and if >= InputHandler.pixelPerfectAlpha it returns true.
Parameters
Name Type Argument Description x number The x coordinate to check. y number The y coordinate to check. pointer Phaser.Pointer <optional> The pointer to get the x/y coordinate from if not passed as the first two parameters.