dualshock/mapping/ds3.js

Node.js module for DualShock (3 and 4) controllers.

//Node DualShock Library, ©2022 Pecacheu. GNU GPL v3.0
export function _init() {
	this.rPowL=0, this.rDurL=0, this.rPowR=0,
	this.rDurR=0, this.ledState=0;
}

export function setLed(state, two, three, four) {
	if(typeof two == "undefined") this.ledState = (state*2 & 0x1E);
	else this.ledState = (!!state*2)+(!!two*4)+(!!three*8)+(!!four*16);
	ds3Write(this);
}

export function rumble(left, right, durLeft, durRight) {
	this.rPowL=left||0, this.rPowR=right||0, this.rDurL=durLeft, this.rDurR=durRight;
	if(!durLeft) this.rDurL=254; if(!durRight) this.rDurR=254;
	ds3Write(this);
}

export function rumbleAdd(left, right, durLeft, durRight) {
	if(left>0) this.rPowL=left; if(right>0) this.rPowR=right;
	if(durRight>0) this.rDurR=durRight; else if(!this.rDurR) this.rDurR=254;
	if(durLeft>0) this.rDurL=durLeft; else if(!this.rDurL) this.rDurL=254;
	ds3Write(this);
}

function ds3Write(dev) {
	dev.write([
		0x01/*Report ID*/, 0x00,
		dev.rDurR, //Rumble Duration Right
		dev.rPowR, //Rumble Power Right
		dev.rDurL, //Rumble Duration Left
		dev.rPowL, //Rumble Power Left
		0x00, 0x00, 0x00, 0x00,
		dev.ledState, //LED State
		0xff, 0x27, 0x10, 0x00, 0x32,
		0xff, 0x27, 0x10, 0x00, 0x32,
		0xff, 0x27, 0x10, 0x00, 0x32,
		0xff, 0x27, 0x10, 0x00, 0x32,
		0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00
	]);
}