gx

chenyc

2025-06-12 7b72ac13a83764a662159d4a49b7fffb90476ecb

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/**
 * @license
 * Copyright 2018 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * Merges real and imaginary Float32Arrays into a single complex Float32Array.
 *
 * The memory layout is interleaved as follows:
 * real: [r0, r1, r2]
 * imag: [i0, i1, i2]
 * complex: [r0, i0, r1, i1, r2, i2]
 *
 * This is the inverse of splitRealAndImagArrays.
 *
 * @param real The real values of the complex tensor values.
 * @param imag The imag values of the complex tensor values.
 * @returns A complex tensor as a Float32Array with merged values.
 */
export function mergeRealAndImagArrays(real, imag) {
    if (real.length !== imag.length) {
        throw new Error(`Cannot merge real and imag arrays of different lengths. real:` +
            `${real.length}, imag: ${imag.length}.`);
    }
    const result = new Float32Array(real.length * 2);
    for (let i = 0; i < result.length; i += 2) {
        result[i] = real[i / 2];
        result[i + 1] = imag[i / 2];
    }
    return result;
}
/**
 * Splits a complex Float32Array into real and imag parts.
 *
 * The memory layout is interleaved as follows:
 * complex: [r0, i0, r1, i1, r2, i2]
 * real: [r0, r1, r2]
 * imag: [i0, i1, i2]
 *
 * This is the inverse of mergeRealAndImagArrays.
 *
 * @param complex The complex tensor values.
 * @returns An object with real and imag Float32Array components of the complex
 *     tensor.
 */
export function splitRealAndImagArrays(complex) {
    const real = new Float32Array(complex.length / 2);
    const imag = new Float32Array(complex.length / 2);
    for (let i = 0; i < complex.length; i += 2) {
        real[i / 2] = complex[i];
        imag[i / 2] = complex[i + 1];
    }
    return { real, imag };
}
/**
 * Extracts even indexed complex values in the given array.
 * @param complex The complex tensor values
 */
export function complexWithEvenIndex(complex) {
    const len = Math.ceil(complex.length / 4);
    const real = new Float32Array(len);
    const imag = new Float32Array(len);
    for (let i = 0; i < complex.length; i += 4) {
        real[Math.floor(i / 4)] = complex[i];
        imag[Math.floor(i / 4)] = complex[i + 1];
    }
    return { real, imag };
}
/**
 * Extracts odd indexed comple values in the given array.
 * @param complex The complex tensor values
 */
export function complexWithOddIndex(complex) {
    const len = Math.floor(complex.length / 4);
    const real = new Float32Array(len);
    const imag = new Float32Array(len);
    for (let i = 2; i < complex.length; i += 4) {
        real[Math.floor(i / 4)] = complex[i];
        imag[Math.floor(i / 4)] = complex[i + 1];
    }
    return { real, imag };
}
/**
 * Get the map representing a complex value in the given array.
 * @param complex The complex tensor values.
 * @param index An index of the target complex value.
 */
export function getComplexWithIndex(complex, index) {
    const real = complex[index * 2];
    const imag = complex[index * 2 + 1];
    return { real, imag };
}
/**
 * Insert a given complex value into the TypedArray.
 * @param data The array in which the complex value is inserted.
 * @param c The complex value to be inserted.
 * @param index An index of the target complex value.
 */
export function assignToTypedArray(data, real, imag, index) {
    data[index * 2] = real;
    data[index * 2 + 1] = imag;
}
/**
 * Make the list of exponent terms used by FFT.
 */
export function exponents(n, inverse) {
    const real = new Float32Array(n / 2);
    const imag = new Float32Array(n / 2);
    for (let i = 0; i < Math.ceil(n / 2); i++) {
        const x = (inverse ? 2 : -2) * Math.PI * (i / n);
        real[i] = Math.cos(x);
        imag[i] = Math.sin(x);
    }
    return { real, imag };
}
/**
 * Make the exponent term used by FFT.
 */
export function exponent(k, n, inverse) {
    const x = (inverse ? 2 : -2) * Math.PI * (k / n);
    const real = Math.cos(x);
    const imag = Math.sin(x);
    return { real, imag };
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"complex_util.js","sourceRoot":"","sources":["../../../../../../tfjs-core/src/backends/complex_util.ts"],"names":[],"mappings":"AAAA;;;;;;;;;;;;;;;GAeG;AAGH;;;;;;;;;;;;;GAaG;AACH,MAAM,UAAU,sBAAsB,CAClC,IAAkB,EAAE,IAAkB;IACxC,IAAI,IAAI,CAAC,MAAM,KAAK,IAAI,CAAC,MAAM,EAAE;QAC/B,MAAM,IAAI,KAAK,CACX,+DAA+D;YAC/D,GAAG,IAAI,CAAC,MAAM,WAAW,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC;KAC9C;IACD,MAAM,MAAM,GAAG,IAAI,YAAY,CAAC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IACjD,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,MAAM,CAAC,MAAM,EAAE,CAAC,IAAI,CAAC,EAAE;QACzC,MAAM,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;QACxB,MAAM,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;KAC7B;IACD,OAAO,MAAM,CAAC;AAChB,CAAC;AAED;;;;;;;;;;;;;GAaG;AACH,MAAM,UAAU,sBAAsB,CAAC,OAAqB;IAE1D,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,OAAO,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IAClD,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,OAAO,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IAClD,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,OAAO,CAAC,MAAM,EAAE,CAAC,IAAI,CAAC,EAAE;QAC1C,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,CAAC,CAAC;QACzB,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;KAC9B;IACD,OAAO,EAAC,IAAI,EAAE,IAAI,EAAC,CAAC;AACtB,CAAC;AAED;;;GAGG;AACH,MAAM,UAAU,oBAAoB,CAAC,OAAqB;IAExD,MAAM,GAAG,GAAG,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IAC1C,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,GAAG,CAAC,CAAC;IACnC,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,GAAG,CAAC,CAAC;IACnC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,OAAO,CAAC,MAAM,EAAE,CAAC,IAAI,CAAC,EAAE;QAC1C,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,CAAC,CAAC;QACrC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;KAC1C;IACD,OAAO,EAAC,IAAI,EAAE,IAAI,EAAC,CAAC;AACtB,CAAC;AAED;;;GAGG;AACH,MAAM,UAAU,mBAAmB,CAAC,OAAqB;IAEvD,MAAM,GAAG,GAAG,IAAI,CAAC,KAAK,CAAC,OAAO,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IAC3C,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,GAAG,CAAC,CAAC;IACnC,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,GAAG,CAAC,CAAC;IACnC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,OAAO,CAAC,MAAM,EAAE,CAAC,IAAI,CAAC,EAAE;QAC1C,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,CAAC,CAAC;QACrC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;KAC1C;IACD,OAAO,EAAC,IAAI,EAAE,IAAI,EAAC,CAAC;AACtB,CAAC;AAED;;;;GAIG;AACH,MAAM,UAAU,mBAAmB,CAC/B,OAAqB,EAAE,KAAa;IACtC,MAAM,IAAI,GAAG,OAAO,CAAC,KAAK,GAAG,CAAC,CAAC,CAAC;IAChC,MAAM,IAAI,GAAG,OAAO,CAAC,KAAK,GAAG,CAAC,GAAG,CAAC,CAAC,CAAC;IACpC,OAAO,EAAC,IAAI,EAAE,IAAI,EAAC,CAAC;AACtB,CAAC;AAED;;;;;GAKG;AACH,MAAM,UAAU,kBAAkB,CAC9B,IAAgB,EAAE,IAAY,EAAE,IAAY,EAAE,KAAa;IAC7D,IAAI,CAAC,KAAK,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC;IACvB,IAAI,CAAC,KAAK,GAAG,CAAC,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC;AAC7B,CAAC;AAED;;GAEG;AACH,MAAM,UAAU,SAAS,CACrB,CAAS,EAAE,OAAgB;IAC7B,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;IACrC,MAAM,IAAI,GAAG,IAAI,YAAY,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;IACrC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,IAAI,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,EAAE,CAAC,EAAE,EAAE;QACzC,MAAM,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,EAAE,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;QACjD,IAAI,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;QACtB,IAAI,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;KACvB;IACD,OAAO,EAAC,IAAI,EAAE,IAAI,EAAC,CAAC;AACtB,CAAC;AAED;;GAEG;AACH,MAAM,UAAU,QAAQ,CACpB,CAAS,EAAE,CAAS,EAAE,OAAgB;IACxC,MAAM,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,EAAE,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;IACjD,MAAM,IAAI,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;IACzB,MAAM,IAAI,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;IACzB,OAAO,EAAC,IAAI,EAAE,IAAI,EAAC,CAAC;AACtB,CAAC","sourcesContent":["/**\n * @license\n * Copyright 2018 Google LLC. All Rights Reserved.\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n * =============================================================================\n */\n\nimport {TypedArray} from '../types';\n/**\n * Merges real and imaginary Float32Arrays into a single complex Float32Array.\n *\n * The memory layout is interleaved as follows:\n * real: [r0, r1, r2]\n * imag: [i0, i1, i2]\n * complex: [r0, i0, r1, i1, r2, i2]\n *\n * This is the inverse of splitRealAndImagArrays.\n *\n * @param real The real values of the complex tensor values.\n * @param imag The imag values of the complex tensor values.\n * @returns A complex tensor as a Float32Array with merged values.\n */\nexport function mergeRealAndImagArrays(\n    real: Float32Array, imag: Float32Array): Float32Array {\n  if (real.length !== imag.length) {\n    throw new Error(\n        `Cannot merge real and imag arrays of different lengths. real:` +\n        `${real.length}, imag: ${imag.length}.`);\n  }\n  const result = new Float32Array(real.length * 2);\n  for (let i = 0; i < result.length; i += 2) {\n    result[i] = real[i / 2];\n    result[i + 1] = imag[i / 2];\n  }\n  return result;\n}\n\n/**\n * Splits a complex Float32Array into real and imag parts.\n *\n * The memory layout is interleaved as follows:\n * complex: [r0, i0, r1, i1, r2, i2]\n * real: [r0, r1, r2]\n * imag: [i0, i1, i2]\n *\n * This is the inverse of mergeRealAndImagArrays.\n *\n * @param complex The complex tensor values.\n * @returns An object with real and imag Float32Array components of the complex\n *     tensor.\n */\nexport function splitRealAndImagArrays(complex: Float32Array):\n    {real: Float32Array, imag: Float32Array} {\n  const real = new Float32Array(complex.length / 2);\n  const imag = new Float32Array(complex.length / 2);\n  for (let i = 0; i < complex.length; i += 2) {\n    real[i / 2] = complex[i];\n    imag[i / 2] = complex[i + 1];\n  }\n  return {real, imag};\n}\n\n/**\n * Extracts even indexed complex values in the given array.\n * @param complex The complex tensor values\n */\nexport function complexWithEvenIndex(complex: Float32Array):\n    {real: Float32Array, imag: Float32Array} {\n  const len = Math.ceil(complex.length / 4);\n  const real = new Float32Array(len);\n  const imag = new Float32Array(len);\n  for (let i = 0; i < complex.length; i += 4) {\n    real[Math.floor(i / 4)] = complex[i];\n    imag[Math.floor(i / 4)] = complex[i + 1];\n  }\n  return {real, imag};\n}\n\n/**\n * Extracts odd indexed comple values in the given array.\n * @param complex The complex tensor values\n */\nexport function complexWithOddIndex(complex: Float32Array):\n    {real: Float32Array, imag: Float32Array} {\n  const len = Math.floor(complex.length / 4);\n  const real = new Float32Array(len);\n  const imag = new Float32Array(len);\n  for (let i = 2; i < complex.length; i += 4) {\n    real[Math.floor(i / 4)] = complex[i];\n    imag[Math.floor(i / 4)] = complex[i + 1];\n  }\n  return {real, imag};\n}\n\n/**\n * Get the map representing a complex value in the given array.\n * @param complex The complex tensor values.\n * @param index An index of the target complex value.\n */\nexport function getComplexWithIndex(\n    complex: Float32Array, index: number): {real: number, imag: number} {\n  const real = complex[index * 2];\n  const imag = complex[index * 2 + 1];\n  return {real, imag};\n}\n\n/**\n * Insert a given complex value into the TypedArray.\n * @param data The array in which the complex value is inserted.\n * @param c The complex value to be inserted.\n * @param index An index of the target complex value.\n */\nexport function assignToTypedArray(\n    data: TypedArray, real: number, imag: number, index: number) {\n  data[index * 2] = real;\n  data[index * 2 + 1] = imag;\n}\n\n/**\n * Make the list of exponent terms used by FFT.\n */\nexport function exponents(\n    n: number, inverse: boolean): {real: Float32Array, imag: Float32Array} {\n  const real = new Float32Array(n / 2);\n  const imag = new Float32Array(n / 2);\n  for (let i = 0; i < Math.ceil(n / 2); i++) {\n    const x = (inverse ? 2 : -2) * Math.PI * (i / n);\n    real[i] = Math.cos(x);\n    imag[i] = Math.sin(x);\n  }\n  return {real, imag};\n}\n\n/**\n * Make the exponent term used by FFT.\n */\nexport function exponent(\n    k: number, n: number, inverse: boolean): {real: number, imag: number} {\n  const x = (inverse ? 2 : -2) * Math.PI * (k / n);\n  const real = Math.cos(x);\n  const imag = Math.sin(x);\n  return {real, imag};\n}\n"]}