export type Vrm1HumanBone = {
    node: number;
};
export type Vrm1LookAt = {
    curve: number[];
    xRange: number;
    yRange: number;
};
export type Vrm1_MeshAnnotation = {
    node: number;
    type: 'thirdPersonOnly' | 'firstPersonOnly' | 'both' | 'auto';
};
export type Vrm1BlendShapeBind = {
    mesh: number;
    index: number;
    weight: number;
};
export type Vrm1BlendShapeGroup = {
    name: string;
    presetName: string;
    binds: Vrm1BlendShapeBind[];
    materialValues: [];
};
export type Vrm1MorphTargetBind = {
    index: number;
    node: number;
    weight: number;
};
export type Vrm1MaterialColorBind = {
    material: number;
    type: string;
    targetValue: [number, number, number, number];
};
export type Vrm1TextureTransformBind = {
    material: number;
    scale: [number, number];
    offset: [number, number];
};
export type Vrm1OverrideType = 'none' | 'block' | 'blend';
export type Vrm1_NodeConstraint_Constraint = {
    specVersion: string;
    constraint: {
        rotation?: {
            source: number;
            weight?: number;
        };
        aim?: {
            source: number;
            aimAxis: string;
            weight?: number;
        };
        roll?: {
            source: number;
            rollAxis: string;
            weight?: number;
        };
    };
};
export interface VRMC {
    specVersion: string;
    humanoid: {
        humanBones: Vrm1HumanBone[];
        armStretch: number;
        legStretch: number;
        upperArmTwist: number;
        lowerArmTwist: number;
        upperLegTwist: number;
        lowerLegTwist: number;
        feetSpacing: number;
        hasTranslationDoF: false;
    };
    meta: {
        version: string;
        author: string;
        contactInformation: string;
        reference: string;
        title: string;
        texture: 30;
        allowedUserName: string;
        violentUsageName: string;
        sexualUsageName: string;
        commercialUsageName: string;
        otherPermissionUrl: string;
        licenseName: string;
        otherLicenseUrl: string;
    };
    firstPerson: {
        meshAnnotations: Vrm1_MeshAnnotation[];
    };
    expressions: {
        preset: {
            [key: string]: {
                isBinary: boolean;
                morphTargetBinds: Vrm1MorphTargetBind[];
                materialColorBinds: Vrm1MaterialColorBind[];
                textureTransformBinds: Vrm1TextureTransformBind[];
                overrideBlink: Vrm1OverrideType;
                overrideLookAt: Vrm1OverrideType;
                overrideMouth: Vrm1OverrideType;
            };
        };
    };
    lookAt: {
        type: 'bone' | 'expression';
        offsetFromHeadBone: [number, number, number];
        rangeMapHorizontalInner: {
            inputMaxValue: number;
            outputScale: number;
        };
        rangeMapHorizontalOuter: {
            inputMaxValue: number;
            outputScale: number;
        };
        rangeMapVerticalDown: {
            inputMaxValue: number;
            outputScale: number;
        };
        rangeMapVerticalUp: {
            inputMaxValue: number;
            outputScale: number;
        };
    };
}