{
  "version": "1.0",
  "description": "Facial expression presets for MetaHuman characters using ARKit blend shapes",
  "expressions": [
    {
      "id": "Neutral",
      "name": "Neutral",
      "description": "Resting face, no expression",
      "morph_targets": {}
    },
    {
      "id": "Happy",
      "name": "Happy",
      "description": "Genuine smile with slight eye squint",
      "morph_targets": {
        "mouthSmile_L": 0.8,
        "mouthSmile_R": 0.8,
        "cheekSquint_L": 0.4,
        "cheekSquint_R": 0.4,
        "eyeSquint_L": 0.3,
        "eyeSquint_R": 0.3
      }
    },
    {
      "id": "Sad",
      "name": "Sad",
      "description": "Downturned expression, melancholy",
      "morph_targets": {
        "browInnerUp_L": 0.6,
        "browInnerUp_R": 0.6,
        "mouthFrown_L": 0.5,
        "mouthFrown_R": 0.5,
        "mouthPucker": 0.2,
        "eyeLookDown_L": 0.3,
        "eyeLookDown_R": 0.3
      }
    },
    {
      "id": "Angry",
      "name": "Angry",
      "description": "Furrowed brow, intense expression",
      "morph_targets": {
        "browDown_L": 0.8,
        "browDown_R": 0.8,
        "jawForward": 0.3,
        "noseSneer_L": 0.4,
        "noseSneer_R": 0.4,
        "mouthPress_L": 0.3,
        "mouthPress_R": 0.3
      }
    },
    {
      "id": "Surprised",
      "name": "Surprised",
      "description": "Wide eyes, raised brows, open mouth",
      "morph_targets": {
        "browOuterUp_L": 0.9,
        "browOuterUp_R": 0.9,
        "browInnerUp_L": 0.7,
        "browInnerUp_R": 0.7,
        "eyeWide_L": 0.8,
        "eyeWide_R": 0.8,
        "jawOpen": 0.4,
        "mouthFunnel": 0.2
      }
    },
    {
      "id": "Thinking",
      "name": "Thinking",
      "description": "Contemplative, slightly asymmetric",
      "morph_targets": {
        "browInnerUp_L": 0.4,
        "browInnerUp_R": 0.2,
        "eyeSquint_L": 0.3,
        "eyeLookUp_L": 0.2,
        "eyeLookUp_R": 0.2,
        "mouthRight": 0.15
      }
    },
    {
      "id": "Laughing",
      "name": "Laughing",
      "description": "Full laugh with open mouth and closed eyes",
      "morph_targets": {
        "mouthSmile_L": 1.0,
        "mouthSmile_R": 1.0,
        "jawOpen": 0.6,
        "eyeSquint_L": 0.8,
        "eyeSquint_R": 0.8,
        "cheekSquint_L": 0.6,
        "cheekSquint_R": 0.6,
        "noseSneer_L": 0.2,
        "noseSneer_R": 0.2
      }
    },
    {
      "id": "Serious",
      "name": "Serious",
      "description": "Professional, focused expression",
      "morph_targets": {
        "browDown_L": 0.2,
        "browDown_R": 0.2,
        "mouthPress_L": 0.4,
        "mouthPress_R": 0.4,
        "jawForward": 0.1
      }
    },
    {
      "id": "Confused",
      "name": "Confused",
      "description": "Uncertain, questioning expression",
      "morph_targets": {
        "browInnerUp_L": 0.5,
        "browInnerUp_R": 0.5,
        "browDown_L": 0.3,
        "mouthFrown_L": 0.2,
        "mouthFrown_R": 0.2,
        "mouthLeft": 0.2
      }
    },
    {
      "id": "Disgusted",
      "name": "Disgusted",
      "description": "Revulsion, wrinkled nose",
      "morph_targets": {
        "noseSneer_L": 0.7,
        "noseSneer_R": 0.7,
        "browDown_L": 0.4,
        "browDown_R": 0.4,
        "mouthUpperUp_L": 0.5,
        "mouthUpperUp_R": 0.5,
        "cheekPuff": 0.2
      }
    },
    {
      "id": "Fearful",
      "name": "Fearful",
      "description": "Scared, wide-eyed with tension",
      "morph_targets": {
        "browInnerUp_L": 0.8,
        "browInnerUp_R": 0.8,
        "eyeWide_L": 0.9,
        "eyeWide_R": 0.9,
        "mouthStretch_L": 0.4,
        "mouthStretch_R": 0.4,
        "jawOpen": 0.2
      }
    },
    {
      "id": "Skeptical",
      "name": "Skeptical",
      "description": "Doubtful, one raised eyebrow",
      "morph_targets": {
        "browOuterUp_L": 0.6,
        "browDown_R": 0.3,
        "eyeSquint_R": 0.2,
        "mouthRight": 0.2,
        "mouthSmile_L": 0.1
      }
    },
    {
      "id": "Smirk",
      "name": "Smirk",
      "description": "Asymmetric smile, knowing expression",
      "morph_targets": {
        "mouthSmile_L": 0.6,
        "mouthSmile_R": 0.2,
        "browOuterUp_L": 0.3,
        "eyeSquint_L": 0.2
      }
    },
    {
      "id": "Determined",
      "name": "Determined",
      "description": "Resolute, firm jaw",
      "morph_targets": {
        "browDown_L": 0.4,
        "browDown_R": 0.4,
        "jawForward": 0.3,
        "mouthClose": 0.2,
        "mouthPress_L": 0.3,
        "mouthPress_R": 0.3
      }
    },
    {
      "id": "Wink",
      "name": "Wink",
      "description": "Playful wink with slight smile",
      "morph_targets": {
        "eyeBlink_R": 1.0,
        "mouthSmile_L": 0.4,
        "mouthSmile_R": 0.6,
        "cheekSquint_R": 0.3
      }
    },
    {
      "id": "Sleepy",
      "name": "Sleepy",
      "description": "Tired, heavy-lidded",
      "morph_targets": {
        "eyeBlink_L": 0.5,
        "eyeBlink_R": 0.5,
        "browDown_L": 0.2,
        "browDown_R": 0.2,
        "jawOpen": 0.15,
        "mouthFunnel": 0.1
      }
    }
  ]
}