85 lines
2.1 KiB
TypeScript
85 lines
2.1 KiB
TypeScript
export interface WorkingAvatarFrame {
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translationX: number;
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translationY: number;
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scaleX: number;
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scaleY: number;
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rotation: number;
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eyeOffsetX: number;
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eyeOffsetY: number;
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}
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const WORKING_DURATIONS_MS = [1800, 1350, 1600, 2400, 1350, 1350, 1100, 1350, 1600, 1350];
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export function workingAvatarDuration(seed: number): number {
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"worklet";
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return WORKING_DURATIONS_MS[seed % 10] ?? 1800;
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}
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export function workingAvatarFrame(seed: number, progress: number): WorkingAvatarFrame {
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"worklet";
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const middle = (1 - Math.cos(progress * Math.PI * 2)) / 2;
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const frame: WorkingAvatarFrame = {
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translationX: 0,
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translationY: 0,
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scaleX: 1,
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scaleY: 1,
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rotation: 0,
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eyeOffsetX: 0,
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eyeOffsetY: 0,
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};
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switch (seed % 10) {
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case 0:
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frame.translationY = 2 - 5 * middle;
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frame.scaleX = 1.02 - 0.04 * middle;
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break;
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case 1:
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frame.translationY = 2 - 5 * middle;
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frame.scaleX = 1.04 - 0.08 * middle;
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frame.scaleY = 0.96 + 0.09 * middle;
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break;
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case 2:
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case 8:
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frame.translationX = -1 + 2 * middle;
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frame.rotation = -3 + 6 * middle;
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break;
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case 3:
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case 4:
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frame.scaleX = 0.98 + 0.06 * middle;
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frame.scaleY = 0.98 + 0.06 * middle;
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frame.rotation = -4 + 8 * middle;
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break;
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case 5:
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case 9:
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frame.scaleX = 1.04 - 0.08 * middle;
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frame.scaleY = 0.96 + 0.08 * middle;
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break;
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case 6:
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frame.scaleX = 0.96 + 0.1 * middle;
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frame.scaleY = 0.96 + 0.1 * middle;
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break;
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default:
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frame.rotation = -4 + 9 * middle;
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}
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const angle = progress * Math.PI * 2;
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switch (seed % 4) {
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case 0:
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frame.eyeOffsetX = Math.sin(angle) * 9;
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frame.eyeOffsetY = Math.cos(angle) * 2;
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break;
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case 1:
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frame.eyeOffsetX = Math.cos(angle) * 7;
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frame.eyeOffsetY = Math.sin(angle) * 4;
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break;
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case 2:
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frame.eyeOffsetX = Math.cos(angle) * 8;
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frame.eyeOffsetY = Math.sin(angle) * 3;
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break;
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default:
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frame.eyeOffsetX = Math.sin(angle * 2) * 6;
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frame.eyeOffsetY = Math.cos(angle * 2) * 3;
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}
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return frame;
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}
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