1 files changed, 40 insertions, 0 deletions
diff --git a/projects/projectile/index.js b/projects/projectile/index.js
new file mode 100644
index 0000000..4226da5
--- /dev/null
+++ b/projects/projectile/index.js
@@ -0,0 +1,40 @@
+
+
+let projectile= function (node){
+
+    node.setup = function() {
+        node.createCanvas(width, height);
+    };
+
+
+    let t=0;
+    let v0=50
+    let x0=1
+    let y0=50
+    let g=9.81
+    let width=800
+    let height=200
+    let dots=[]
+    function x(t) {
+        return x0+v0*t
+    }
+
+    function y(t) {
+        return height - (-1/2 * g * t**2 + v0 * t + y0)
+    }
+
+    node.draw = function() {
+        node.background(50);
+        dots.forEach((elt)=>{node.ellipse(elt[0],elt[1],4,4);})
+        node.ellipse(x(t),y(t),20,20);
+        dots.push([x(t),y(t)])
+        if(t>10){
+            node.noLoop()
+        }
+        t+=0.07
+    };
+
+    node.a=function(){
+        node.remove()
+    }
+};