CustomTexture glitch regarding skipping texture update

[inada-s]

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Platform / OS / Hardware:

• Windows

Flycast version:

• 74cbee9 | 2026-01-02T10:55:56.000Z

Hardware:

• Ryzen7 9800X3D
• Radeon RX9070XT

Description of the Issue

• When using custom textures, some textures are displayed incorrectly.
• It seems to be caused by 5efdf58

Debugging Steps Tested

• Enable DumpTextures
• Play GundamDX arcade mode until level 2~3
• Rename texdump directory into textures
• Disable DumpTextures and Enable CustomTexture
• Play GundamDX arcade mode level 1
• Texture glitch occurs on level2 briefing scene
• (Sample textures and save-state)
  • textures.zip
  • gdx-disc2.zip

Logs Gathered

There were no useful logs

Screenshots

Expected:

Actual: