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Final overhaul to gamepad handling

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This commit is contained in:
ferferga 2020-02-28 10:09:46 +01:00
parent 04a3505672
commit 8a200e54af
2 changed files with 53 additions and 18 deletions
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50
src/components/input/gamepadtokey.js
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@ -251,13 +251,14 @@ require(['apphost'], function (appHost) {
}
}
var inputLoopTimer;
function runInputLoop() {
// Get the latest gamepad state.
var gamepads = navigator.getGamepads();
for (var i = 0, len = gamepads.length; i < len; i++) {
var gamepad = gamepads[i];
if (!gamepad) {
return;
continue;
}
// Iterate through the axes
var axes = gamepad.axes;
@ -279,8 +280,7 @@ require(['apphost'], function (appHost) {
}
// Iterate through the buttons to see if Left thumbstick, DPad, A and B are pressed.
var buttons = gamepad.buttons;
var j;
for (j = 0, len = buttons.length; j < len; j++) {
for (var j = 0, len = buttons.length; j < len; j++) {
if (ProcessedButtons.indexOf(j) !== -1) {
if (buttons[j].pressed) {
switch (j) {
@ -347,10 +347,50 @@ require(['apphost'], function (appHost) {
}
}
// Schedule the next one
requestAnimationFrame(runInputLoop);
inputLoopTimer = requestAnimationFrame(runInputLoop);
}
runInputLoop();
function startInputLoop() {
if (!inputLoopTimer) {
runInputLoop();
}
}
function stopInputLoop() {
cancelAnimationFrame(inputLoopTimer);
inputLoopTimer = undefined;
}
function isGamepadConnected() {
var gamepads = navigator.getGamepads();
for (var i = 0, len = gamepads.length; i < len; i++) {
var gamepad = gamepads[i];
if (gamepad) {
return true;
}
}
return false;
}
function attachGamepad(e) {
if (isGamepadConnected()) {
console.log("Gamepad connected! Starting input loop");
startInputLoop();
}
}
function dettachGamepad(e) {
if (!isGamepadConnected()) {
console.log("Gamepad disconnected! No other gamepads are connected, stopping input loop");
stopInputLoop();
} else {
console.log("Gamepad disconnected! There are gamepads still connected.");
}
}
// Event Listeners for any change in gamepads' state.
window.addEventListener("gamepaddisconnected", dettachGamepad);
window.addEventListener("gamepadconnected", attachGamepad);
// The gamepadInputEmulation is a string property that exists in JavaScript UWAs and in WebViews in UWAs.
// It won't exist in Win8.1 style apps or browsers.