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18 lines
466 B
JavaScript
18 lines
466 B
JavaScript
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let x = Math.random() * 100;
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let y = Math.random() * 100;
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let angle = Math.random() * 2 * Math.PI;
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let addX = Math.cos(angle) * 0.02;
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let addY = Math.sin(angle) * 0.02;
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let background = $(".top");
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background.css("background-position", `${x}% ${y}%`);
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setInterval(function () {
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x += addX;
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y += addY;
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if (x < 0 || x > 100)
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addX *= -1;
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if (y < 0 || y > 100)
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addY *= -1;
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background.css("background-position", `${x}% ${y}%`);
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}, 30);
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