export interface FrameBlend {
    readonly frame0: number;
    readonly frame1: number;
    readonly lerp: number;
}
export interface AnimationSequence {
    readonly name: string;
    readonly start: number;
    readonly end: number;
    readonly fps: number;
    readonly loop?: boolean;
}
export interface AnimationState {
    readonly sequence: AnimationSequence;
    readonly time: number;
}
export declare function advanceAnimation(state: AnimationState, deltaSeconds: number): AnimationState;
export declare function computeFrameBlend(state: AnimationState): FrameBlend;
export declare function createAnimationState(sequence: AnimationSequence): AnimationState;
export declare function interpolateVec3(a: {
    x: number;
    y: number;
    z: number;
}, b: {
    x: number;
    y: number;
    z: number;
}, t: number): {
    x: number;
    y: number;
    z: number;
};
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