From 7e0ac1b7878ba309245697421d074ed88225c184 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Pedro?= <jpedrolmail@gmail.com>
Date: Fri, 28 Dec 2018 17:22:50 +0000
Subject: [PATCH] Removed duplicate call to GetDeterminant.

---
 src/Avalonia.Visuals/Matrix.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Avalonia.Visuals/Matrix.cs b/src/Avalonia.Visuals/Matrix.cs
index cdaaa2b4b4..d083a2aaf8 100644
--- a/src/Avalonia.Visuals/Matrix.cs
+++ b/src/Avalonia.Visuals/Matrix.cs
@@ -293,13 +293,13 @@ namespace Avalonia
         /// <returns>The inverted matrix.</returns>
         public Matrix Invert()
         {
-            if (GetDeterminant() == 0)
+            double d = GetDeterminant();
+
+            if (d == 0)
             {
                 throw new InvalidOperationException("Transform is not invertible.");
             }
 
-            double d = GetDeterminant();
-
             return new Matrix(
                 _m22 / d,
                 -_m12 / d,