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https://github.com/photonstorm/phaser
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11 lines
185 B
JavaScript
11 lines
185 B
JavaScript
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let vec2 = Float32Array;
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export default function (a, b, c, d, dst = new vec2(2)) {
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dst[0] = a[0] + b[0] + c[0] + d[0];
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dst[1] = a[1] + b[1] + c[1] + d[1];
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return dst;
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}
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