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glfwSetScrollCallback

This function sets the scroll callback of the specified window, which is called when a scrolling device is used, such as a mouse wheel or scrolling area of a touchpad.

function glfwSetScrollCallback(\GLFWwindow $window, callable $callback) : void

Example: 

glfwSetScrollCallback($window, function($xoffset, $yoffset) {
    echo "Scroll offset: " . $xoffset . ", " . $yoffset . PHP_EOL;
});

arguments
  1. \GLFWwindow $window The window whose callback to set.
  2. callable $callback
returns

void

Copyright

This documentation page is prased from the glfw3.h header file, and only modified to fit the PHP-GFLW extension bindings. The original documentation copyright is as follows:

Copyright (c) 2002-2006 Marcus Geelnard
Copyright (c) 2006-2019 Camilla Löwy
https://www.glfw.org/license