From 91480716a5100462805ef8f5f7f85321c24e7204 Mon Sep 17 00:00:00 2001
From: Mikhail <99481254+DCFApixels@users.noreply.github.com>
Date: Fri, 23 Aug 2024 23:00:40 +0800
Subject: [PATCH] fix slice group

---
 src/Collections/EcsGroup.cs | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/Collections/EcsGroup.cs b/src/Collections/EcsGroup.cs
index 9f8690a..610dced 100644
--- a/src/Collections/EcsGroup.cs
+++ b/src/Collections/EcsGroup.cs
@@ -372,16 +372,15 @@ namespace DCFApixels.DragonECS
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public EcsSpan Slice(int start)
         {
-            return Slice(start, _count - start + 1);
+            return Slice(start, _count - start);
         }
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public EcsSpan Slice(int start, int length)
         {
-            start++;
 #if (DEBUG && !DISABLE_DEBUG) || ENABLE_DRAGONECS_ASSERT_CHEKS
-            if (start < 1 || start + length > _count) { Throw.ArgumentOutOfRange(); }
+            if (start < 0 || start + length > _count) { Throw.ArgumentOutOfRange(); }
 #endif
-            return new EcsSpan(WorldID, _dense, start, length);
+            return new EcsSpan(WorldID, _dense, start + 1, length);
         }
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public EcsSpan ToSpan()