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Fix V-face deformation with lower-jaw landmark pins; pass regression

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dayu 于 2026-10-22 16:26:42 +08:00 提交
1 父节点 58f09e5756
当前提交 7fa3298e02
19 个文件已更改
+566 -36
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docs/analysis/vface-findings.json
+258
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@@ -0,0 +1,258 @@
{
"authority": "Static shipped Apple AIR and Mach-O byte/assembly inspection; target app and shaders not executed",
"sources": {
"metallib": "/Users/dayu/Downloads/MSE18V2.app/Contents/PlugIns/MSE18V2.pluginkit/Contents/Resources/default.metallib",
"metallib_sha256": "856849c45cea2c8f083eeba06a9e318c450f4a56694b438d1a5ba8ef752a0ee0",
"command": [
"xcrun",
"metal-objdump",
"--metallib",
"--disassemble",
"/Users/dayu/Downloads/MSE18V2.app/Contents/PlugIns/MSE18V2.pluginkit/Contents/Resources/default.metallib"
],
"air_sha256": "1d5bd8d5a3917afbb3b4fe1c40b44480760614102685ac826e84ad2e30a450f9",
"binary": "/Users/dayu/Downloads/MSE18V2.app/Contents/PlugIns/MSE18V2.pluginkit/Contents/MacOS/MSE18V2",
"binary_arm64_sha256": "afc71d0d21fd3c1ca95ca745ddafcd729e36ad95f17d8638009f2e45d9b7e8df",
"double065_file_offsets_in_arm64_slice": [
548512
]
},
"new_version_vface": {
"struct_field": "MSSFaceShapeParams.vlian offset8; helper parameter5",
"render_params_field": "faceV double offset0x90",
"cpu_function": "0x10002fb74",
"cpu_coefficient_address": "0x100085ea0",
"cpu_coefficient": 0.065,
"cpu_ratio": "float(clamp(faceV,0,1)*0.065*double(float(clamp(commonStrength,0,1))))",
"pin_order": [
[
69,
39
],
[
65,
35
],
[
70,
26
],
[
64,
34
]
],
"pin_fields": [
"origin",
"direction/radius anchor"
],
"coordinate_system": "full-image normalized UV; q and points must share the same vertical axis",
"radius": "length(Panchor-Porigin), unscaled UV metric; skip radius<=0.0001",
"weight": "clamp(1-length(q-Porigin)/radius,0,1)",
"step": "q=clamp(q-(Panchor-Porigin)*ratio*weight,0,1)",
"sequential": true,
"ratio_threshold": 1e-06,
"shader_lines": {
"helper": 3159,
"vface_gate": 3364,
"pins": [
3374,
3376,
3378,
3380
],
"loop": 3389,
"radius": 3405,
"offset": 3412,
"clamp": 3424,
"count": 3430,
"metadata": 4132
},
"order": "thin17 -> narrow16 -> V4 -> jaw6 -> cheek6 -> chin3 -> short -> smallHead -> bigEye",
"helper_copies": [
{
"start_line": 3159,
"v_pins": [
[
69,
39
],
[
65,
35
],
[
70,
26
],
[
64,
34
]
],
"has_old_pixel_gain_constant": false
},
{
"start_line": 6840,
"v_pins": [
[
69,
39
],
[
65,
35
],
[
70,
26
],
[
64,
34
]
],
"has_old_pixel_gain_constant": false
},
{
"start_line": 8682,
"v_pins": [
[
69,
39
],
[
65,
35
],
[
70,
26
],
[
64,
34
]
],
"has_old_pixel_gain_constant": false
}
]
},
"version_difference": {
"old_air": "build/pose-analysis/face-thin.air.txt",
"old_gain_lines": [
592,
633
],
"old_vface_lines": [
830,
897
],
"old_cpu_coefficient_address": "0x10005f9a0",
"coefficient_unchanged": true,
"old_extra_gain": "clamp(280/max(length((P75-P59)*pixelSize),2*length((P67-(P74+P60)/2)*pixelSize),1),1,2.25)",
"new_extra_gain": "Absent from all3 new shader helper copies and the complete new AIR text; CPU helper is plain clamped-control*.065*commonStrength",
"anatomy": "Origin indices64,65,69,70 are lower contour; anchor indices26,34,35,39 are outer lips; eyes0..13 are not controls."
},
"eye_support_probe": {
"authority": "Derived from existing local public-API Vision probe; no new image coordinates or original plug-in execution",
"settings": {
"vface": 1,
"common_strength": 1,
"coefficient": 0.065,
"pins": [
[
69,
39
],
[
65,
35
],
[
70,
26
],
[
64,
34
]
]
},
"samples": [
{
"seconds": 0,
"minimum_eye_distance_over_pin_radius": 2.86112178668839,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 2,
"minimum_eye_distance_over_pin_radius": 2.7386373955689196,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 4,
"minimum_eye_distance_over_pin_radius": 2.0723834235969316,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 6,
"minimum_eye_distance_over_pin_radius": 2.7994186406360964,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 8,
"minimum_eye_distance_over_pin_radius": 2.720538093620307,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 10,
"minimum_eye_distance_over_pin_radius": 2.7459899006401245,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 12,
"minimum_eye_distance_over_pin_radius": 2.8522571566241655,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 14,
"minimum_eye_distance_over_pin_radius": 2.7849986024852744,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 16,
"minimum_eye_distance_over_pin_radius": 2.86097776991491,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 18,
"minimum_eye_distance_over_pin_radius": 2.4994391012873294,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
},
{
"seconds": 20,
"minimum_eye_distance_over_pin_radius": 2.3076941598447127,
"max_eye_weight": 0,
"max_sequential_eye_displacement_pixels": 0
}
]
},
"limits": [
"No reference shader runtime or pixel comparison performed.",
"The commonStrength caller-source semantics are not fully traced; formula reports the helper input.",
"CPU prechecks/license/module gates are observed but are outside the independently authored geometry reconstruction.",
"Eye support results apply to the11 existing saved Vision samples, not every possible pose.",
"No product sources, app build, host session or Git were changed."
]
}