Files
spoopyghosty0--frameport/native/zinkfix
spoopyghosty0 fa69ffefd2 Vader Immortal: loading card, controls, lightspeed shaders, thumbs (GitHub #49)
Klownicle's five fixes for Vader Immortal: Episode I, reimplemented as FramePort patches (found by Klownicle,
GitHub #49; their prebuilt APK is not used):

- frame.unreal_quest_precompile: UVRUtils::GetQuestShaderPrecompilePercent returned 0.0 on its non-Quest branch, so
  the menu waited forever on the loading card; that branch now returns 1.0. Located by symbol, every instruction
  around it checked (bl IsRunningOnSantaCruz; tbz w0,#0; fmov s0,wzr; ldp; ret); other builds stay untouched.
- frame.unreal_quest_keymap: the RPOC key selector (shared by AddAxisMapping and AddActionMapping, so both mapping
  kinds were affected) picked the empty Gear VR key set for an Oculus HMD; the tbz to it becomes a nop. Located as
  the common callee of both functions, pattern-checked.
- frame.zink_shader_fix + native/zinkfix (libVkLayer_fp_shaderfix.so): a Vulkan layer under Zink for GLES games
  that applies zink_shader_fix entries (vk_shader_fix format) to the SPIR-V Zink generates; it adds itself to
  GraphicsEnv's debug layer list from a constructor (the engine library loads it first). zink_shader_dump=1
  captures modules. Vader's recipe carries the two lightspeed-shader fixes (12 OpStores each).
- adapter proximity_emul (FrameBridge): OVRPlugin's thumb/index proximity actions get bindings to the capacitive
  touch inputs when the runtime lacks XR_FB_touch_controller_proximity (OVRPort offers the extension anyway):
  generic replacement for the libUE4 ThumbUp patch.
- Vader's recipe: pose_time_fix + proximity_emul, status unknown (to test in the headset), min_app 0.12.1.

Analysis records unreal_quest_gates (ANALYSIS_VERSION 4). Star Wars: Tales from the Galaxy's Edge (same studio)
has neither gate (different engine build) and gets a catalog entry with pose_time_fix + proximity_emul.

Headless on the dev Frame (Lepton 3.0.5): the layer loads into Zink's instances, the proximity bindings are
accepted, and the game passes the loading card to the "guardian smaller than recommended, press any button" screen.
2026-10-09 09:20:15 -04:00
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