From 1654588d3cf2f06d6ecf60c9a8f1141a85a92522 Mon Sep 17 00:00:00 2001
From: Asger Nyman Christiansen <asgernyman@gmail.com>
Date: Thu, 15 Feb 2024 12:06:57 +0100
Subject: [PATCH] Allow mip maps for non power of two textures

---
 src/core/texture.rs | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/core/texture.rs b/src/core/texture.rs
index dd0c2b7d..2f0c8379 100644
--- a/src/core/texture.rs
+++ b/src/core/texture.rs
@@ -355,12 +355,10 @@ fn calculate_number_of_mip_maps(
     height: u32,
     depth: Option<u32>,
 ) -> u32 {
-    if mip_map_filter.is_some()
-        && width == height
-        && depth.map(|d| d == width).unwrap_or(true)
-        && width.is_power_of_two()
-    {
-        (width as f64).log2() as u32 + 1
+    if mip_map_filter.is_some() {
+        let max_size = width.max(height).max(depth.unwrap_or(0));
+        let power_of_two = max_size.next_power_of_two();
+        (power_of_two as f64).log2() as u32
     } else {
         1
     }