rfid update

rfid/js/objects.js

@@ -678,3 +678,40 @@ class MaryFace extends BaseShape {
   }
 }
 
+class NewWave extends BaseShape {
+  constructor(width,sides,step,lineWidth,limiter) {
+    super();
+    this.width = width
+    this.sides = sides;
+    this.step = step;
+    this.lineWidth = lineWidth;
+    this.limiter = limiter;
+  }
+
+  draw(rotation) {
+    rotation *= this.speedMultiplier/400
+    ctx.lineWidth = this.lineWidth
+    for (let j = 0; j < this.sides; j++) {
+      const radRotation = rad(360/this.sides*j)
+      const inverter = 1-(j%2)*2
+      let lastX = centerX
+      let lastY = centerY
+      for (let i = 0; i < this.width; i += this.step) {
+
+        ctx.beginPath();
+        ctx.moveTo(lastX, lastY);
+        ctx.strokeStyle = colourToText(lerpRGB([255,51,170],[51,170,255],i/this.width))
+        const x = i
+        const y = (Math.sin(-i*inverter / 30 + rotation*inverter) * i/(this.limiter/100))
+
+        const xRotated = x * Math.cos(radRotation) - y * Math.sin(radRotation)
+        const yRotated = x * Math.sin(radRotation) + y * Math.cos(radRotation)
+        lastX= centerX + xRotated;
+        lastY= centerY + yRotated;
+        ctx.lineTo(centerX + xRotated, centerY + yRotated);
+        ctx.stroke();
+      }
+    }
+
+  }
+}