animation.sampler.schema.json

{
    "$schema" : "http://json-schema.org/draft-03/schema",
    "title" : "animation sampler",
    "type" : "object",
    "description" : "Combines input and output parameters with an interpolation algorithm to define a keyframe graph (but not its target).",
    "extends" : { "$ref" : "glTFProperty.schema.json" },
    "properties" : {
        "input" : {
            "extends" : { "$ref" : "glTFid.schema.json" },
            "description" : "The ID of a parameter in this animation to use as keyframe input, e.g., time.",
            "required" : true,
            "gltf_detailedDescription" : "The ID of a parameter in this animation to use as keyframe input.  This parameter must have type `FLOAT`.  The values represent time in seconds with `time[0] >= 0.0`, and monotonically increasing values, i.e., `time[n + 1] >= time[n]`."
        },
        "interpolation" : {
            "type" : "string",
            "description" : "Interpolation algorithm.",
            "enum" : ["LINEAR"],
            "default" : "LINEAR",
            "gltf_detailedDescription" : "Interpolation algorithm.  When an animation targets a node's rotation, and the animation's interpolation is `\"LINEAR\"`, spherical linear interpolation (slerp) should be used to interpolate quaternions."
        },
        "output" : {
            "extends" : { "$ref" : "glTFid.schema.json" },
            "description" : "The ID of a parameter in this animation to use as keyframe output.",
            "required" : true
        }
    },
    "additionalProperties" : false
}