From fe58962bfd8b794cc2f2e4116ed159a664ac780e Mon Sep 17 00:00:00 2001
From: Mark Tolmacs <mark@lazycat.hu>
Date: Sun, 2 Mar 2025 15:35:08 +0100
Subject: [PATCH] Need all intersection points for curved corners

---
 packages/math/src/curve.ts | 21 ++++++---------------
 1 file changed, 6 insertions(+), 15 deletions(-)

diff --git a/packages/math/src/curve.ts b/packages/math/src/curve.ts
index a79fb43a19..a0b2e75c5c 100644
--- a/packages/math/src/curve.ts
+++ b/packages/math/src/curve.ts
@@ -157,22 +157,13 @@ export function curveIntersectLineSegment<
     return bezierEquation(c, t);
   };
 
-  let solution = calculate(initial_guesses[0]);
-  if (solution) {
-    return [solution];
-  }
+  const solutions = [
+    calculate(initial_guesses[0]),
+    calculate(initial_guesses[1]),
+    calculate(initial_guesses[2]),
+  ].filter((x, i, a): x is Point => x !== null && a.indexOf(x) === i);
 
-  solution = calculate(initial_guesses[1]);
-  if (solution) {
-    return [solution];
-  }
-
-  solution = calculate(initial_guesses[2]);
-  if (solution) {
-    return [solution];
-  }
-
-  return [];
+  return solutions;
 }
 
 /**