Vulkan/D3D12: Fix HDR rendering, ribbon shaders, and pipeline barriers#18734

Merged

LibretroAdmin merged 3 commits intolibretro:masterfrom

MajorPainTheCactus:revert-mipmap-changes

Feb 16, 2026

Commits on Feb 15, 2026

WIP: Vulkan/D3D12 ribbon shader and mipmap fixes
MajorPainTheCactus
committed
Vulkan: Fix HDR render pass mismatch and pipeline barrier
MajorPainTheCactus
committed
Vulkan/D3D12: Use BLEND_OP_MAX for alpha channel blending
MajorPainTheCactus
committed