oaf-boost/tools/cmdlist/read.js

const {readFileSync} = require("fs");

const readf24 = c => {
  if( c == 0 ) return 0;

  const sign = c&(1<<23);
  const e = (c>>16)&0x7f;
  const r = c&0xffff;
  const p = e - 0b111111;
  
  let u = 1, t = 0x8000, k=2;
  while( t > 0 ){
    let x = t&r;
    if( x ) u+=1/k;
    t = t>>1;
    k = k * 2;
  }
  
  let res = u*Math.pow(2, p);
  return sign ? -res : res;
}

const text = readFileSync("temp").toString("utf-8");
const arr = text.split("\n").filter( s=>s.includes(",") )
const lines = arr.map( n => n.split(",").map(d=>parseInt(d, 16) ) );
for( let param of lines ){
  let a = param[0] >> 8;
  let b = (param[0]&0xff)<<16 | param[1]>>16;
  let c = (param[1]&0xffff)<<8 | param[2]>>24;
  let d = param[2] & 0xffffff;
//  console.log( a.toString(16), b.toString(16), c.toString(16), d.toString(16) );
  console.log( readf24(d), readf24(c), readf24(b), readf24(a) );
}