AssettoSpeedo/script.js at master · edn0/AssettoSpeedo · GitHub

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let json_url = "http://192.168.1.122:5500/car_data.json";

async function fetch_data() {
  try {
    fetch(json_url)
  .then(response => response.json())
  .then(data => update_gauges(data))
  .catch(error => {
    if (typeof error.json === "function") {
        error.json().then(jsonError => {
            console.log("Json error from API");
            console.log(jsonError);
        }).catch(genericError => {
            console.log("Generic error from API");
            console.log(error.statusText);
        });
    } else {
        console.log("Fetch error");
        console.log(error);
    }

}) }catch{
  console.log("fuuuu")
  return;
};

}

setInterval( fetch_data, 100)


function update_gauges(data) {
  if (data.speed === undefined) {
    console.log("errrrrr")
    return;
  } else {
    console.log(data.rpm)
    //set_sizes(data.speed, data.rpm)
    drawSpeedo(data.speed, data.gear, data.rpm/1000, 220)
} }


'use strict';

/*

* TESLA HUD BY Tameem Imamdad timamdad@hawk.iit.edu

GitHub: https://github.com/tameemi/tesla-speedometer

*/

let dev=false;var c=document.getElementById("canvas");c.width=500;c.height=500;var ctx=c.getContext("2d");ctx.scale(1,1);var speedGradient=ctx.createLinearGradient(0,500,0,0);speedGradient.addColorStop(0,'#00b8fe');speedGradient.addColorStop(1,'#41dcf4');var rpmGradient=ctx.createLinearGradient(0,500,0,0);rpmGradient.addColorStop(0,'#f7b733');rpmGradient.addColorStop(1,'#fc4a1a');function speedNeedle(rotation){ctx.lineWidth=2;ctx.save();ctx.translate(250,250);ctx.rotate(rotation);ctx.strokeRect(-130/2+170,-1/2,135,1);ctx.restore();rotation+=Math.PI/180}function rpmNeedle(rotation){ctx.lineWidth=2;ctx.save();ctx.translate(250,250);ctx.rotate(rotation);ctx.strokeRect(-130/2+170,-1/2,135,1);ctx.restore();rotation+=Math.PI/180}function drawMiniNeedle(rotation,width,speed){ctx.lineWidth=width;ctx.save();ctx.translate(250,250);ctx.rotate(rotation);ctx.strokeStyle="#333";ctx.fillStyle="#333";ctx.strokeRect(-20/2+220,-1/2,20,1);ctx.restore();let x=(250+180*Math.cos(rotation));let y=(250+180*Math.sin(rotation));ctx.font="700 20px sans-serif";ctx.fillText(speed,x,y);rotation+=Math.PI/180}function calculateSpeedAngle(x,a,b){let degree=(a-b)*(x)+b;let radian=(degree*Math.PI)/180;return radian<=1.45?radian:1.45}function calculateRPMAngel(x,a,b){let degree=(a-b)*(x)+b;let radian=(degree*Math.PI)/180;return radian>=-0.46153862656807704?radian:-0.46153862656807704}function drawSpeedo(speed,gear,rpm,topSpeed){if(speed==undefined){return false}else{speed=Math.floor(speed);rpm=rpm}ctx.clearRect(0,0,500,500);ctx.beginPath();ctx.fillStyle='rgba(0, 0, 0, .9)';ctx.arc(250,250,240,0,2*Math.PI);ctx.fill();ctx.save();ctx.restore();ctx.fillStyle="#FFF";ctx.stroke();ctx.beginPath();ctx.strokeStyle="#333";ctx.lineWidth=10;ctx.arc(250,250,100,0,2*Math.PI);ctx.stroke();ctx.beginPath();ctx.lineWidth=1;ctx.arc(250,250,240,0,2*Math.PI);ctx.stroke();ctx.font="700 70px sans-serif";ctx.textAlign="center";ctx.fillText(speed,250,220);ctx.font="700 15px sans-serif";ctx.fillText("km/h",250,235);if(gear==0&&speed>0){ctx.fillStyle="#999";ctx.font="700 70px sans-serif";ctx.fillText('R',250,460);ctx.fillStyle="#333";ctx.font="50px sans-serif";ctx.fillText('N',290,460)}else if(gear==0&&speed==0){ctx.fillStyle="#999";ctx.font="700 70px sans-serif";ctx.fillText('N',250,460);ctx.fillStyle="#333";ctx.font="700 50px sans-serif";ctx.fillText('R',210,460);ctx.font="700 50px sans-serif";ctx.fillText(parseInt(gear)+1,290,460)}else if(gear-1<=0){ctx.fillStyle="#999";ctx.font="700 70px sans-serif";ctx.fillText(gear,250,460);ctx.fillStyle="#333";ctx.font="50px sans-serif";ctx.fillText('R',210,460);ctx.font="700 50px sans-serif";ctx.fillText(parseInt(gear)+1,290,460)}else{ctx.font="700 70px sans-serif";ctx.fillStyle="#999";ctx.fillText(gear,250,460);ctx.font="700 50px sans-serif";ctx.fillStyle="#333";ctx.fillText(gear-1,210,460);if(parseInt(gear)+1<7){ctx.font="700 50px sans-serif";ctx.fillText(parseInt(gear)+1,290,460)}}ctx.fillStyle="#FFF";for(var i=10;i<=Math.ceil(topSpeed/20)*20;i+=10){drawMiniNeedle(calculateSpeedAngle(i/topSpeed,83.07888,34.3775)*Math.PI,i%20==0?3:1,i%20==0?i:'');if(i<=100){drawMiniNeedle(calculateSpeedAngle(i/47,0,22.9183)*Math.PI,i%20==0?3:1,i%20==0?i/10:'')}}ctx.beginPath();ctx.strokeStyle="#41dcf4";ctx.lineWidth=25;ctx.shadowBlur=20;ctx.shadowColor="#00c6ff";ctx.strokeStyle=speedGradient;ctx.arc(250,250,228,.6*Math.PI,calculateSpeedAngle(speed/topSpeed,83.07888,34.3775)*Math.PI);ctx.stroke();ctx.beginPath();ctx.lineWidth=25;ctx.strokeStyle=rpmGradient;ctx.shadowBlur=20;ctx.shadowColor="#f7b733";ctx.arc(250,250,228,.4*Math.PI,calculateRPMAngel(rpm/4.7,0,22.9183)*Math.PI,true);ctx.stroke();ctx.shadowBlur=0;ctx.strokeStyle='#41dcf4';speedNeedle(calculateSpeedAngle(speed/topSpeed,83.07888,34.3775)*Math.PI);ctx.strokeStyle=rpmGradient;rpmNeedle(calculateRPMAngel(rpm/4.7,0,22.9183)*Math.PI);ctx.strokeStyle="#000"}function setSpeed(){let speedM=data.speed;let gear=0;let rpm=data.rpm;setInterval(function(){if(speedM>160){speedM=0;rpm=0}if(speedM>1&&speedM<30){gear=1}else if(speedM>30&&speedM<50){gear=2}else if(speedM>50&&speedM<70){gear=3}else if(speedM>70&&speedM<100){gear=4}else if(speedM>100){gear=5}speedM+=1;if(rpm<1){rpm+=.03}drawSpeedo(speedM,gear,rpm,280)},40)}