fix: treat two equal points as a single point

adil192 · Nov 6, 2023 · 0bb5a99 · 0bb5a99
1 parent 40fa73e
commit 0bb5a99
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/example/pubspec.lock b/example/pubspec.lock
@@ -113,7 +113,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.0.1"
+    version: "2.0.0"
   sky_engine:
     dependency: transitive
     description: flutter

diff --git a/lib/src/get_stroke_points.dart b/lib/src/get_stroke_points.dart
@@ -17,10 +17,15 @@ List<StrokePoint> getStrokePoints(
   // Find the interpolation level between points.
   final t = 0.15 + (1 - streamline) * 0.85;
 
-  // Clone array of points and fill in missing p.
+  // Clone array of points and fill in missing pressure values.
   final pts =
       points.map((p) => p.copyWith(pressure: p.pressure ?? 0.5)).toList();
 
+  // If we have two equal points, treat them as a single point.
+  if (pts.length == 2 && pts.first == pts.last) {
+    pts.removeLast();
+  }
+
   // Add extra points between the two, to help avoid "dash" lines
   // for strokes with tapered start and ends. Don't mutate the
   // input array!

diff --git a/test/example_inputs/two_equal_points.png b/test/example_inputs/two_equal_points.png