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ulixee
GitHub Repository: ulixee/secret-agent
 Path: blob/main/replay/frontend/src/mixins/shadows.ts
1030 views
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const umbraOpacity = 0.2;

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const penumbraOpacity = 0.14;

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const ambientOpacity = 0.12;

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const umbraMap = [

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  '0px 0px 0px 0px',

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  '0px 2px 1px -1px',

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  '0px 3px 1px -2px',

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  '0px 3px 3px -2px',

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  '0px 2px 4px -1px',

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  '0px 3px 5px -1px',

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  '0px 3px 5px -1px',

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  '0px 4px 5px -2px',

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  '0px 5px 5px -3px',

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  '0px 5px 6px -3px',

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  '0px 6px 6px -3px',

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  '0px 6px 7px -4px',

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  '0px 7px 8px -4px',

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  '0px 7px 8px -4px',

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  '0px 7px 9px -4px',

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  '0px 8px 9px -5px',

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  '0px 8px 10px -5px',

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  '0px 8px 11px -5px',

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  '0px 9px 11px -5px',

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  '0px 9px 12px -6px',

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  '0px 10px 13px -6px',

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  '0px 10px 13px -6px',

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  '0px 10px 14px -6px',

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  '0px 11px 14px -7px',

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  '0px 11px 15px -7px',

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];

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const penumbraMap = [

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  '0px 0px 0px 0px',

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  '0px 1px 1px 0px',

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  '0px 2px 2px 0px',

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  '0px 3px 4px 0px',

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  '0px 4px 5px 0px',

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  '0px 5px 8px 0px',

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  '0px 6px 10px 0px',

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  '0px 7px 10px 1px',

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  '0px 8px 10px 1px',

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  '0px 9px 12px 1px',

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  '0px 10px 14px 1px',

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  '0px 11px 15px 1px',

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  '0px 12px 17px 2px',

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  '0px 13px 19px 2px',

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  '0px 14px 21px 2px',

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  '0px 15px 22px 2px',

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  '0px 16px 24px 2px',

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  '0px 17px 26px 2px',

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  '0px 18px 28px 2px',

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  '0px 19px 29px 2px',

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  '0px 20px 31px 3px',

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  '0px 21px 33px 3px',

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  '0px 22px 35px 3px',

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  '0px 23px 36px 3px',

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  '0px 24px 38px 3px',

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];

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const ambientMap = [

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  '0px 0px 0px 0px',

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  '0px 1px 3px 0px',

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  '0px 1px 5px 0px',

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  '0px 1px 8px 0px',

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  '0px 1px 10px 0px',

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  '0px 1px 14px 0px',

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  '0px 1px 18px 0px',

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  '0px 2px 16px 1px',

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  '0px 3px 14px 2px',

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  '0px 3px 16px 2px',

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  '0px 4px 18px 3px',

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  '0px 4px 20px 3px',

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  '0px 5px 22px 4px',

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  '0px 5px 24px 4px',

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  '0px 5px 26px 4px',

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  '0px 6px 28px 5px',

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  '0px 6px 30px 5px',

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  '0px 6px 32px 5px',

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  '0px 7px 34px 6px',

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  '0px 7px 36px 6px',

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  '0px 8px 38px 7px',

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  '0px 8px 40px 7px',

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  '0px 8px 42px 7px',

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  '0px 9px 44px 8px',

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  '0px 9px 46px 8px',

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];

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export const shadows = (z: number, color = '0, 0, 0', opacity = 1) => {

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  const umbraZ = umbraMap[z];

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  const penumbraZ = penumbraMap[z];

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  const ambientZ = ambientMap[z];

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  const umbraColor = `rgba(${color}, ${umbraOpacity * opacity})`;

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  const penumbraColor = `rgba(${color}, ${penumbraOpacity * opacity})`;

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  const ambientColor = `rgba(${color}, ${ambientOpacity * opacity})`;

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  return `

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    ${umbraZ} ${umbraColor},

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    ${penumbraZ} ${penumbraColor},

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    ${ambientZ} ${ambientColor}

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  `;

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};

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