From 77a1e7ae1dd02f2f0237c954d2f72e6b5810553a Mon Sep 17 00:00:00 2001
From: IllusionMan1212 <hisham.abourgheba@gmail.com>
Date: Mon, 18 May 2026 18:42:41 +0200
Subject: [PATCH] fix: change ArcCircleInstruction radius from Point to Unit;
 assertion for safety

---
 tinyvg.odin | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tinyvg.odin b/tinyvg.odin
index 263131c..b958480 100644
--- a/tinyvg.odin
+++ b/tinyvg.odin
@@ -127,7 +127,7 @@ CubicBezierInstruction :: struct {
 ArcCircleInstruction :: struct {
     large_arc: bool,
     sweep: bool,
-    radius: Point,
+    radius: Unit,
     target: Point,
 }
 ArcEllipseInstruction :: struct {
@@ -581,6 +581,7 @@ read_unit :: proc(r: ^Reader, header: Header) -> (unit: f32, err: Error) {
 
 @(private, require_results)
 read_path :: proc(r: ^Reader, header: Header, segment_count: u32) -> (path: Path, err: Error) {
+    assert(segment_count <= 1024) // arbitrary limit to avoid unbounded allocations on malformed input
     segments_instructions: [1024]u32
     segments := make([]Segment, segment_count)