From 4b5edbb85cb7c9999e08f3e160959ea1775ba384 Mon Sep 17 00:00:00 2001
From: Stenzek <stenzek@gmail.com>
Date: Fri, 7 Aug 2026 19:42:14 +1000
Subject: [PATCH] VulkanDevice: Preserve mapped texture upload pitch

Commit and copy partial texture maps with the same mapped-width pitch that was
reserved and returned to the caller.
---
 src/util/vulkan_texture.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/vulkan_texture.cpp b/src/util/vulkan_texture.cpp
index 1c4fd7542..73f7417fd 100644
--- a/src/util/vulkan_texture.cpp
+++ b/src/util/vulkan_texture.cpp
@@ -396,7 +396,7 @@ void VulkanTexture::Unmap()
 {
   VulkanDevice& dev = VulkanDevice::GetInstance();
   VulkanStreamBuffer& sb = dev.GetTextureUploadBuffer();
-  const u32 aligned_pitch = Common::AlignUpPow2(CalcUploadPitch(m_width), dev.GetBufferCopyRowPitchAlignment());
+  const u32 aligned_pitch = Common::AlignUpPow2(CalcUploadPitch(m_map_width), dev.GetBufferCopyRowPitchAlignment());
   const u32 req_size = CalcUploadSize(m_map_height, aligned_pitch);
   const u32 offset = sb.GetCurrentOffset();
   sb.CommitMemory(req_size);