From 8eff962cab608341a6f2fedc640a0e32d96f26e2 Mon Sep 17 00:00:00 2001 From: altaf-creator Date: Sun, 9 Nov 2025 11:15:19 +0800 Subject: pain --- .../node_modules/@protobufjs/float/README.md | 102 +++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 frontend-old/node_modules/@protobufjs/float/README.md (limited to 'frontend-old/node_modules/@protobufjs/float/README.md') diff --git a/frontend-old/node_modules/@protobufjs/float/README.md b/frontend-old/node_modules/@protobufjs/float/README.md new file mode 100644 index 0000000..8947bae --- /dev/null +++ b/frontend-old/node_modules/@protobufjs/float/README.md @@ -0,0 +1,102 @@ +@protobufjs/float +================= +[![npm](https://img.shields.io/npm/v/@protobufjs/float.svg)](https://www.npmjs.com/package/@protobufjs/float) + +Reads / writes floats / doubles from / to buffers in both modern and ancient browsers. Fast. + +API +--- + +* **writeFloatLE(val: `number`, buf: `Uint8Array`, pos: `number`)**
+ Writes a 32 bit float to a buffer using little endian byte order. + +* **writeFloatBE(val: `number`, buf: `Uint8Array`, pos: `number`)**
+ Writes a 32 bit float to a buffer using big endian byte order. + +* **readFloatLE(buf: `Uint8Array`, pos: `number`): `number`**
+ Reads a 32 bit float from a buffer using little endian byte order. + +* **readFloatBE(buf: `Uint8Array`, pos: `number`): `number`**
+ Reads a 32 bit float from a buffer using big endian byte order. + +* **writeDoubleLE(val: `number`, buf: `Uint8Array`, pos: `number`)**
+ Writes a 64 bit double to a buffer using little endian byte order. + +* **writeDoubleBE(val: `number`, buf: `Uint8Array`, pos: `number`)**
+ Writes a 64 bit double to a buffer using big endian byte order. + +* **readDoubleLE(buf: `Uint8Array`, pos: `number`): `number`**
+ Reads a 64 bit double from a buffer using little endian byte order. + +* **readDoubleBE(buf: `Uint8Array`, pos: `number`): `number`**
+ Reads a 64 bit double from a buffer using big endian byte order. + +Performance +----------- +There is a simple benchmark included comparing raw read/write performance of this library (float), float's fallback for old browsers, the [ieee754](https://www.npmjs.com/package/ieee754) module and node's [buffer](https://nodejs.org/api/buffer.html). On an i7-2600k running node 6.9.1 it yields: + +``` +benchmarking writeFloat performance ... + +float x 42,741,625 ops/sec ±1.75% (81 runs sampled) +float (fallback) x 11,272,532 ops/sec ±1.12% (85 runs sampled) +ieee754 x 8,653,337 ops/sec ±1.18% (84 runs sampled) +buffer x 12,412,414 ops/sec ±1.41% (83 runs sampled) +buffer (noAssert) x 13,471,149 ops/sec ±1.09% (84 runs sampled) + + float was fastest + float (fallback) was 73.5% slower + ieee754 was 79.6% slower + buffer was 70.9% slower + buffer (noAssert) was 68.3% slower + +benchmarking readFloat performance ... + +float x 44,382,729 ops/sec ±1.70% (84 runs sampled) +float (fallback) x 20,925,938 ops/sec ±0.86% (87 runs sampled) +ieee754 x 17,189,009 ops/sec ±1.01% (87 runs sampled) +buffer x 10,518,437 ops/sec ±1.04% (83 runs sampled) +buffer (noAssert) x 11,031,636 ops/sec ±1.15% (87 runs sampled) + + float was fastest + float (fallback) was 52.5% slower + ieee754 was 61.0% slower + buffer was 76.1% slower + buffer (noAssert) was 75.0% slower + +benchmarking writeDouble performance ... + +float x 38,624,906 ops/sec ±0.93% (83 runs sampled) +float (fallback) x 10,457,811 ops/sec ±1.54% (85 runs sampled) +ieee754 x 7,681,130 ops/sec ±1.11% (83 runs sampled) +buffer x 12,657,876 ops/sec ±1.03% (83 runs sampled) +buffer (noAssert) x 13,372,795 ops/sec ±0.84% (85 runs sampled) + + float was fastest + float (fallback) was 73.1% slower + ieee754 was 80.1% slower + buffer was 67.3% slower + buffer (noAssert) was 65.3% slower + +benchmarking readDouble performance ... + +float x 40,527,888 ops/sec ±1.05% (84 runs sampled) +float (fallback) x 18,696,480 ops/sec ±0.84% (86 runs sampled) +ieee754 x 14,074,028 ops/sec ±1.04% (87 runs sampled) +buffer x 10,092,367 ops/sec ±1.15% (84 runs sampled) +buffer (noAssert) x 10,623,793 ops/sec ±0.96% (84 runs sampled) + + float was fastest + float (fallback) was 53.8% slower + ieee754 was 65.3% slower + buffer was 75.1% slower + buffer (noAssert) was 73.8% slower +``` + +To run it yourself: + +``` +$> npm run bench +``` + +**License:** [BSD 3-Clause License](https://opensource.org/licenses/BSD-3-Clause) -- cgit v1.2.3