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feat: image cropping (#8613)

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Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>
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Ryan Di 2024-10-22 04:26:52 +08:00 • committed by GitHub
parent eb09b48ae6
commit e957c8e9ee
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36 changed files with 2199 additions and 92 deletions
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3
packages/math/utils.ts
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@ -28,3 +28,6 @@ export const average = (a: number, b: number) => (a + b) / 2;
export const isFiniteNumber = (value: any): value is number => {
return typeof value === "number" && Number.isFinite(value);
};
export const isCloseTo = (a: number, b: number, precision = PRECISION) =>
Math.abs(a - b) < precision;

7
packages/math/vector.ts
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@ -139,3 +139,10 @@ export const vectorNormalize = (v: Vector): Vector => {
return vector(v[0] / m, v[1] / m);
};
/**
* Project the first vector onto the second vector
*/
export const vectorProjection = (a: Vector, b: Vector) => {
return vectorScale(b, vectorDot(a, b) / vectorDot(b, b));
};