From b0354b6f2f590f7141a54dd45e2d0125b9cc8367 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Elleb=C3=A6k=20Nielsen?= <daniogdan@gmail.com>
Date: Sat, 14 Dec 2024 21:25:25 +0100
Subject: [PATCH] Change row and col order in matrix multiplication

---
 src/zlm-generic.zig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/zlm-generic.zig b/src/zlm-generic.zig
index b3828e7..6e3a00b 100644
--- a/src/zlm-generic.zig
+++ b/src/zlm-generic.zig
@@ -527,9 +527,9 @@ pub fn SpecializeOn(comptime Real: type) type {
                     inline for (0..4) |col| {
                         var sum: Real = 0.0;
                         inline for (0..4) |i| {
-                            sum += a.fields[row][i] * b.fields[i][col];
+                            sum += a.fields[i][row] * b.fields[col][i];
                         }
-                        result.fields[row][col] = sum;
+                        result.fields[col][row] = sum;
                     }
                 }
                 return result;