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functions.js
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functions.js
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//global variables
let currentState;
var myEvent;
//tsl-mt functions
function add(e1, e2){
return e1 + e2;
}
function sub(e1, e2){
return e1 - e2;
}
function mult(e1, e2){
return e1 * e2;
}
function eq(e1, e2){
return e1 === e2;
}
//key functions
function pressL(e){
if(e instanceof KeyboardEvent){
return e.key == "ArrowLeft";
}
}
function pressR(e){
if(e instanceof KeyboardEvent){
return e.key == "ArrowRight";
}
}
function pressUp(e){
if(e instanceof KeyboardEvent){
return e.key == "ArrowUp";
}
}
function pressDown(e){
if(e instanceof KeyboardEvent){
return e.key == "ArrowDown";
}
}
function pressSpace(e){
if(e instanceof KeyboardEvent){
return e.key == " ";
}
}
//primitives
function saw(x) {
x%=6.28319
return x + 2;
}
function sin(x) {
return Math.sin(x) + 2;
}
function color(r, g, b){
return new THREE.Color('rgb('+ Math.floor(r) + ',' + Math.floor(g) + ',' + Math.floor(b) + ')');
}
//error-catching functions
document.onkeydown = function (e) {
myEvent = e || window.event;
};