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XRFaceTracker
Experimental: This class may be changed or removed in future versions.
Inherits: XRTracker < RefCounted < Object
A tracked face.
Description
An instance of this object represents a tracked face and its corresponding blend shapes. The blend shapes come from the Unified Expressions standard, and contain extended details and visuals for each blend shape. Additionally the Tracking Standard Comparison page documents the relationship between Unified Expressions and other standards.
As face trackers are turned on they are registered with the XRServer.
Tutorials
Properties
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type |
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Methods
get_blend_shape(blend_shape: BlendShapeEntry) const |
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void |
set_blend_shape(blend_shape: BlendShapeEntry, weight: float) |
Enumerations
enum BlendShapeEntry: 🔗
BlendShapeEntry FT_EYE_LOOK_OUT_RIGHT = 0
Right eye looks outwards.
BlendShapeEntry FT_EYE_LOOK_IN_RIGHT = 1
Right eye looks inwards.
BlendShapeEntry FT_EYE_LOOK_UP_RIGHT = 2
Right eye looks upwards.
BlendShapeEntry FT_EYE_LOOK_DOWN_RIGHT = 3
Right eye looks downwards.
BlendShapeEntry FT_EYE_LOOK_OUT_LEFT = 4
Left eye looks outwards.
BlendShapeEntry FT_EYE_LOOK_IN_LEFT = 5
Left eye looks inwards.
BlendShapeEntry FT_EYE_LOOK_UP_LEFT = 6
Left eye looks upwards.
BlendShapeEntry FT_EYE_LOOK_DOWN_LEFT = 7
Left eye looks downwards.
BlendShapeEntry FT_EYE_CLOSED_RIGHT = 8
Closes the right eyelid.
BlendShapeEntry FT_EYE_CLOSED_LEFT = 9
Closes the left eyelid.
BlendShapeEntry FT_EYE_SQUINT_RIGHT = 10
Squeezes the right eye socket muscles.
BlendShapeEntry FT_EYE_SQUINT_LEFT = 11
Squeezes the left eye socket muscles.
BlendShapeEntry FT_EYE_WIDE_RIGHT = 12
Right eyelid widens beyond relaxed.
BlendShapeEntry FT_EYE_WIDE_LEFT = 13
Left eyelid widens beyond relaxed.
BlendShapeEntry FT_EYE_DILATION_RIGHT = 14
Dilates the right eye pupil.
BlendShapeEntry FT_EYE_DILATION_LEFT = 15
Dilates the left eye pupil.
BlendShapeEntry FT_EYE_CONSTRICT_RIGHT = 16
Constricts the right eye pupil.
BlendShapeEntry FT_EYE_CONSTRICT_LEFT = 17
Constricts the left eye pupil.
BlendShapeEntry FT_BROW_PINCH_RIGHT = 18
Right eyebrow pinches in.
BlendShapeEntry FT_BROW_PINCH_LEFT = 19
Left eyebrow pinches in.
BlendShapeEntry FT_BROW_LOWERER_RIGHT = 20
Outer right eyebrow pulls down.
BlendShapeEntry FT_BROW_LOWERER_LEFT = 21
Outer left eyebrow pulls down.
BlendShapeEntry FT_BROW_INNER_UP_RIGHT = 22
Inner right eyebrow pulls up.
BlendShapeEntry FT_BROW_INNER_UP_LEFT = 23
Inner left eyebrow pulls up.
BlendShapeEntry FT_BROW_OUTER_UP_RIGHT = 24
Outer right eyebrow pulls up.
BlendShapeEntry FT_BROW_OUTER_UP_LEFT = 25
Outer left eyebrow pulls up.
BlendShapeEntry FT_NOSE_SNEER_RIGHT = 26
Right side face sneers.
BlendShapeEntry FT_NOSE_SNEER_LEFT = 27
Left side face sneers.
BlendShapeEntry FT_NASAL_DILATION_RIGHT = 28
Right side nose canal dilates.
BlendShapeEntry FT_NASAL_DILATION_LEFT = 29
Left side nose canal dilates.
BlendShapeEntry FT_NASAL_CONSTRICT_RIGHT = 30
Right side nose canal constricts.
BlendShapeEntry FT_NASAL_CONSTRICT_LEFT = 31
Left side nose canal constricts.
BlendShapeEntry FT_CHEEK_SQUINT_RIGHT = 32
Raises the right side cheek.
BlendShapeEntry FT_CHEEK_SQUINT_LEFT = 33
Raises the left side cheek.
BlendShapeEntry FT_CHEEK_PUFF_RIGHT = 34
Puffs the right side cheek.
BlendShapeEntry FT_CHEEK_PUFF_LEFT = 35
Puffs the left side cheek.
BlendShapeEntry FT_CHEEK_SUCK_RIGHT = 36
Sucks in the right side cheek.
BlendShapeEntry FT_CHEEK_SUCK_LEFT = 37
Sucks in the left side cheek.
BlendShapeEntry FT_JAW_OPEN = 38
Opens jawbone.
BlendShapeEntry FT_MOUTH_CLOSED = 39
Closes the mouth.
BlendShapeEntry FT_JAW_RIGHT = 40
Pushes jawbone right.
BlendShapeEntry FT_JAW_LEFT = 41
Pushes jawbone left.
BlendShapeEntry FT_JAW_FORWARD = 42
Pushes jawbone forward.
BlendShapeEntry FT_JAW_BACKWARD = 43
Pushes jawbone backward.
BlendShapeEntry FT_JAW_CLENCH = 44
Flexes jaw muscles.
BlendShapeEntry FT_JAW_MANDIBLE_RAISE = 45
Raises the jawbone.
BlendShapeEntry FT_LIP_SUCK_UPPER_RIGHT = 46
Upper right lip part tucks in the mouth.
BlendShapeEntry FT_LIP_SUCK_UPPER_LEFT = 47
Upper left lip part tucks in the mouth.
BlendShapeEntry FT_LIP_SUCK_LOWER_RIGHT = 48
Lower right lip part tucks in the mouth.
BlendShapeEntry FT_LIP_SUCK_LOWER_LEFT = 49
Lower left lip part tucks in the mouth.
BlendShapeEntry FT_LIP_SUCK_CORNER_RIGHT = 50
Right lip corner folds into the mouth.
BlendShapeEntry FT_LIP_SUCK_CORNER_LEFT = 51
Left lip corner folds into the mouth.
BlendShapeEntry FT_LIP_FUNNEL_UPPER_RIGHT = 52
Upper right lip part pushes into a funnel.
BlendShapeEntry FT_LIP_FUNNEL_UPPER_LEFT = 53
Upper left lip part pushes into a funnel.
BlendShapeEntry FT_LIP_FUNNEL_LOWER_RIGHT = 54
Lower right lip part pushes into a funnel.
BlendShapeEntry FT_LIP_FUNNEL_LOWER_LEFT = 55
Lower left lip part pushes into a funnel.
BlendShapeEntry FT_LIP_PUCKER_UPPER_RIGHT = 56
Upper right lip part pushes outwards.
BlendShapeEntry FT_LIP_PUCKER_UPPER_LEFT = 57
Upper left lip part pushes outwards.
BlendShapeEntry FT_LIP_PUCKER_LOWER_RIGHT = 58
Lower right lip part pushes outwards.
BlendShapeEntry FT_LIP_PUCKER_LOWER_LEFT = 59
Lower left lip part pushes outwards.
BlendShapeEntry FT_MOUTH_UPPER_UP_RIGHT = 60
Upper right part of the lip pulls up.
BlendShapeEntry FT_MOUTH_UPPER_UP_LEFT = 61
Upper left part of the lip pulls up.
BlendShapeEntry FT_MOUTH_LOWER_DOWN_RIGHT = 62
Lower right part of the lip pulls up.
BlendShapeEntry FT_MOUTH_LOWER_DOWN_LEFT = 63
Lower left part of the lip pulls up.
BlendShapeEntry FT_MOUTH_UPPER_DEEPEN_RIGHT = 64
Upper right lip part pushes in the cheek.
BlendShapeEntry FT_MOUTH_UPPER_DEEPEN_LEFT = 65
Upper left lip part pushes in the cheek.
BlendShapeEntry FT_MOUTH_UPPER_RIGHT = 66
Moves upper lip right.
BlendShapeEntry FT_MOUTH_UPPER_LEFT = 67
Moves upper lip left.
BlendShapeEntry FT_MOUTH_LOWER_RIGHT = 68
Moves lower lip right.
BlendShapeEntry FT_MOUTH_LOWER_LEFT = 69
Moves lower lip left.
BlendShapeEntry FT_MOUTH_CORNER_PULL_RIGHT = 70
Right lip corner pulls diagonally up and out.
BlendShapeEntry FT_MOUTH_CORNER_PULL_LEFT = 71
Left lip corner pulls diagonally up and out.
BlendShapeEntry FT_MOUTH_CORNER_SLANT_RIGHT = 72
Right corner lip slants up.
BlendShapeEntry FT_MOUTH_CORNER_SLANT_LEFT = 73
Left corner lip slants up.
BlendShapeEntry FT_MOUTH_FROWN_RIGHT = 74
Right corner lip pulls down.
BlendShapeEntry FT_MOUTH_FROWN_LEFT = 75
Left corner lip pulls down.
BlendShapeEntry FT_MOUTH_STRETCH_RIGHT = 76
Mouth corner lip pulls out and down.
BlendShapeEntry FT_MOUTH_STRETCH_LEFT = 77
Mouth corner lip pulls out and down.
BlendShapeEntry FT_MOUTH_DIMPLE_RIGHT = 78
Right lip corner is pushed backwards.
BlendShapeEntry FT_MOUTH_DIMPLE_LEFT = 79
Left lip corner is pushed backwards.
BlendShapeEntry FT_MOUTH_RAISER_UPPER = 80
Raises and slightly pushes out the upper mouth.
BlendShapeEntry FT_MOUTH_RAISER_LOWER = 81
Raises and slightly pushes out the lower mouth.
BlendShapeEntry FT_MOUTH_PRESS_RIGHT = 82
Right side lips press and flatten together vertically.
BlendShapeEntry FT_MOUTH_PRESS_LEFT = 83
Left side lips press and flatten together vertically.
BlendShapeEntry FT_MOUTH_TIGHTENER_RIGHT = 84
Right side lips squeeze together horizontally.
BlendShapeEntry FT_MOUTH_TIGHTENER_LEFT = 85
Left side lips squeeze together horizontally.
BlendShapeEntry FT_TONGUE_OUT = 86
Tongue visibly sticks out of the mouth.
BlendShapeEntry FT_TONGUE_UP = 87
Tongue points upwards.
BlendShapeEntry FT_TONGUE_DOWN = 88
Tongue points downwards.
BlendShapeEntry FT_TONGUE_RIGHT = 89
Tongue points right.
BlendShapeEntry FT_TONGUE_LEFT = 90
Tongue points left.
BlendShapeEntry FT_TONGUE_ROLL = 91
Sides of the tongue funnel, creating a roll.
BlendShapeEntry FT_TONGUE_BLEND_DOWN = 92
Tongue arches up then down inside the mouth.
BlendShapeEntry FT_TONGUE_CURL_UP = 93
Tongue arches down then up inside the mouth.
BlendShapeEntry FT_TONGUE_SQUISH = 94
Tongue squishes together and thickens.
BlendShapeEntry FT_TONGUE_FLAT = 95
Tongue flattens and thins out.
BlendShapeEntry FT_TONGUE_TWIST_RIGHT = 96
Tongue tip rotates clockwise, with the rest following gradually.
BlendShapeEntry FT_TONGUE_TWIST_LEFT = 97
Tongue tip rotates counter-clockwise, with the rest following gradually.
BlendShapeEntry FT_SOFT_PALATE_CLOSE = 98
Inner mouth throat closes.
BlendShapeEntry FT_THROAT_SWALLOW = 99
The Adam's apple visibly swallows.
BlendShapeEntry FT_NECK_FLEX_RIGHT = 100
Right side neck visibly flexes.
BlendShapeEntry FT_NECK_FLEX_LEFT = 101
Left side neck visibly flexes.
BlendShapeEntry FT_EYE_CLOSED = 102
Closes both eye lids.
BlendShapeEntry FT_EYE_WIDE = 103
Widens both eye lids.
BlendShapeEntry FT_EYE_SQUINT = 104
Squints both eye lids.
BlendShapeEntry FT_EYE_DILATION = 105
Dilates both pupils.
BlendShapeEntry FT_EYE_CONSTRICT = 106
Constricts both pupils.
BlendShapeEntry FT_BROW_DOWN_RIGHT = 107
Pulls the right eyebrow down and in.
BlendShapeEntry FT_BROW_DOWN_LEFT = 108
Pulls the left eyebrow down and in.
BlendShapeEntry FT_BROW_DOWN = 109
Pulls both eyebrows down and in.
BlendShapeEntry FT_BROW_UP_RIGHT = 110
Right brow appears worried.
BlendShapeEntry FT_BROW_UP_LEFT = 111
Left brow appears worried.
BlendShapeEntry FT_BROW_UP = 112
Both brows appear worried.
BlendShapeEntry FT_NOSE_SNEER = 113
Entire face sneers.
BlendShapeEntry FT_NASAL_DILATION = 114
Both nose canals dilate.
BlendShapeEntry FT_NASAL_CONSTRICT = 115
Both nose canals constrict.
BlendShapeEntry FT_CHEEK_PUFF = 116
Puffs both cheeks.
BlendShapeEntry FT_CHEEK_SUCK = 117
Sucks in both cheeks.
BlendShapeEntry FT_CHEEK_SQUINT = 118
Raises both cheeks.
BlendShapeEntry FT_LIP_SUCK_UPPER = 119
Tucks in the upper lips.
BlendShapeEntry FT_LIP_SUCK_LOWER = 120
Tucks in the lower lips.
BlendShapeEntry FT_LIP_SUCK = 121
Tucks in both lips.
BlendShapeEntry FT_LIP_FUNNEL_UPPER = 122
Funnels in the upper lips.
BlendShapeEntry FT_LIP_FUNNEL_LOWER = 123
Funnels in the lower lips.
BlendShapeEntry FT_LIP_FUNNEL = 124
Funnels in both lips.
BlendShapeEntry FT_LIP_PUCKER_UPPER = 125
Upper lip part pushes outwards.
BlendShapeEntry FT_LIP_PUCKER_LOWER = 126
Lower lip part pushes outwards.
BlendShapeEntry FT_LIP_PUCKER = 127
Lips push outwards.
BlendShapeEntry FT_MOUTH_UPPER_UP = 128
Raises the upper lips.
BlendShapeEntry FT_MOUTH_LOWER_DOWN = 129
Lowers the lower lips.
BlendShapeEntry FT_MOUTH_OPEN = 130
Mouth opens, revealing teeth.
BlendShapeEntry FT_MOUTH_RIGHT = 131
Moves mouth right.
BlendShapeEntry FT_MOUTH_LEFT = 132
Moves mouth left.
BlendShapeEntry FT_MOUTH_SMILE_RIGHT = 133
Right side of the mouth smiles.
BlendShapeEntry FT_MOUTH_SMILE_LEFT = 134
Left side of the mouth smiles.
BlendShapeEntry FT_MOUTH_SMILE = 135
Mouth expresses a smile.
BlendShapeEntry FT_MOUTH_SAD_RIGHT = 136
Right side of the mouth expresses sadness.
BlendShapeEntry FT_MOUTH_SAD_LEFT = 137
Left side of the mouth expresses sadness.
BlendShapeEntry FT_MOUTH_SAD = 138
Mouth expresses sadness.
BlendShapeEntry FT_MOUTH_STRETCH = 139
Mouth stretches.
BlendShapeEntry FT_MOUTH_DIMPLE = 140
Lip corners dimple.
BlendShapeEntry FT_MOUTH_TIGHTENER = 141
Mouth tightens.
BlendShapeEntry FT_MOUTH_PRESS = 142
Mouth presses together.
BlendShapeEntry FT_MAX = 143
Represents the size of the BlendShapeEntry enum.
Property Descriptions
PackedFloat32Array blend_shapes = PackedFloat32Array() 🔗
void set_blend_shapes(value: PackedFloat32Array)
PackedFloat32Array get_blend_shapes()
The array of face blend shape weights with indices corresponding to the BlendShapeEntry enum.
Note: The returned array is copied and any changes to it will not update the original property value. See PackedFloat32Array for more details.
Method Descriptions
float get_blend_shape(blend_shape: BlendShapeEntry) const 🔗
Returns the requested face blend shape weight.
void set_blend_shape(blend_shape: BlendShapeEntry, weight: float) 🔗
Sets a face blend shape weight.