Tizennegyedik vizsga

2020-21-1-04/Megoldas/script.js

@@ -0,0 +1,52 @@
+const GRAVITY = 9.81;
+const PI = Math.PI
+
+function szamol(event){
+    event.preventDefault();
+    var v0 = Number(document.getElementById("v0").value);
+    var a = Number(document.getElementById("a").value);
+
+    var rows = [];
+    var prev = Array.from(document.getElementsByClassName("results"))
+    for(i in prev){
+        prev[i].remove();
+    }
+
+    var time = 0.000;
+    do{
+        x = calcx(v0, time, a);
+        y = calcy(v0, time, a);
+        var row = document.createElement("tr");
+        row.classList = "results";
+        var cel1 = document.createElement("td")
+        cel1.textContent = time;
+        row.appendChild(cel1)
+
+        var cel2 = document.createElement("td")
+        cel2.textContent = x;
+        row.appendChild(cel2)
+
+        var cel3 = document.createElement("td")
+        cel3.textContent = y;
+        row.appendChild(cel3)
+
+        document.getElementById("outputtable").appendChild(row);
+        console.log(row)
+
+        time = Math.round(time*1000+100)/1000
+    }while(calcy(v0, time, a) > 0)
+}
+
+function calcx(v0, t, a){
+    a = a*(PI/180)
+    var x =  v0 * t * Math.cos(a);
+    x = Math.round(x*1000)/1000
+    return x;
+}
+
+function calcy(v0, t, a){
+    a = a*(PI/180)
+    var y =  v0 * t * Math.sin(a) - (GRAVITY/2 * Math.pow(t, 2));
+    y = Math.round(y*1000)/1000
+    return y;
+}