fix drawing single point

2020-11-17 00:18:00 +01:00 · 2020-11-17 00:18:00 +01:00 · b0be5ff523
commit b0be5ff523
parent e1db3af817
1 changed files with 3 additions and 0 deletions
--- a/src/js/whiteboard.js
+++ b/src/js/whiteboard.js
@ -686,6 +686,9 @@ const whiteboard = {
        var steps = Math.ceil(length / 5);
        _this.ctx.beginPath();
        _this.ctx.moveTo(x0, y0);
+        if (steps == 0) {
+            _this.ctx.lineTo(x0, y0);
+        }
        for (var i = 0; i < steps; i++) {
            var point = lanczosInterpolate(xm1, ym1, x0, y0, x1, y1, x2, y2, (i + 1) / steps);
            _this.ctx.lineTo(point[0], point[1]);