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Object model for HTML5 canvas, and SVG-to-canvas parser. Backed by jsdom and node-canvas.
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{"version":3,"file":"sin.mjs","sources":["../../../../src/util/misc/sin.ts"],"sourcesContent":["import type { TRadian } from '../../typedefs';\nimport { halfPI } from '../../constants';\n\n/**\n * Calculate the cos of an angle, avoiding returning floats for known results\n * This function is here just to avoid getting 0.999999999999999 when dealing\n * with numbers that are really 1 or 0.\n * @param {TRadian} angle the angle\n * @return {Number} the sin value for angle.\n */\nexport const sin = (angle: TRadian): number => {\n if (angle === 0) {\n return 0;\n }\n const angleSlice = angle / halfPI;\n const value = Math.sign(angle);\n switch (angleSlice) {\n case 1:\n return value;\n case 2:\n return 0;\n case 3:\n return -value;\n }\n return Math.sin(angle);\n};\n"],"names":["sin","angle","angleSlice","halfPI","value","Math","sign"],"mappings":";;AAGA;AACA;AACA;AACA;AACA;AACA;AACA;AACaA,MAAAA,GAAG,GAAIC,KAAc,IAAa;EAC7C,IAAIA,KAAK,KAAK,CAAC,EAAE;AACf,IAAA,OAAO,CAAC,CAAA;AACV,GAAA;AACA,EAAA,MAAMC,UAAU,GAAGD,KAAK,GAAGE,MAAM,CAAA;AACjC,EAAA,MAAMC,KAAK,GAAGC,IAAI,CAACC,IAAI,CAACL,KAAK,CAAC,CAAA;AAC9B,EAAA,QAAQC,UAAU;AAChB,IAAA,KAAK,CAAC;AACJ,MAAA,OAAOE,KAAK,CAAA;AACd,IAAA,KAAK,CAAC;AACJ,MAAA,OAAO,CAAC,CAAA;AACV,IAAA,KAAK,CAAC;AACJ,MAAA,OAAO,CAACA,KAAK,CAAA;AACjB,GAAA;AACA,EAAA,OAAOC,IAAI,CAACL,GAAG,CAACC,KAAK,CAAC,CAAA;AACxB;;;;"}