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feat(efb): wip payload v2 - working efb broken a32nx_boarding
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151 changes: 151 additions & 0 deletions
151
flybywire-aircraft-a320-neo/html_ui/Pages/A32NX_Utils/bitFlags.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,151 @@ | ||
| class BitFlags { | ||
| constructor(number) { | ||
| this.f64View = new Float64Array(1); | ||
| this.u32View = new Uint32Array(this.f64View.buffer); | ||
| this.setFlags(number); | ||
| } | ||
|
|
||
| setFlags(number) { | ||
| this.flags = Array.from(this.u32View); | ||
| const bigNumberAsBinaryStr = number.toString(2); | ||
|
|
||
| let bigNumberAsBinaryStr2 = ''; | ||
| for (let i = 0; i < 64 - bigNumberAsBinaryStr.length; i++) { | ||
| bigNumberAsBinaryStr2 += '0'; | ||
| } | ||
|
|
||
| bigNumberAsBinaryStr2 += bigNumberAsBinaryStr; | ||
|
|
||
| this.flags[1] = parseInt(bigNumberAsBinaryStr2.substring(0, 32), 2); | ||
| this.flags[0] = parseInt(bigNumberAsBinaryStr2.substring(32), 2); | ||
| } | ||
|
|
||
| getBitIndex(bit) { | ||
| if (bit > 63) { | ||
| return false; | ||
| } | ||
| const f = Math.floor(bit / 31); | ||
| const b = bit % 31; | ||
|
|
||
| return ((this.flags[f] >> b) & 1) !== 0; | ||
| } | ||
|
|
||
| toggleBitIndex(bit) { | ||
| if (bit > 63) { | ||
| return; | ||
| } | ||
| const f = Math.floor(bit / 31); | ||
| const b = bit % 31; | ||
|
|
||
| this.flags[f] ^= (1 << b); | ||
| } | ||
|
|
||
| toDouble() { | ||
| return (new Float64Array(Uint32Array.from(this.flags).buffer))[0]; | ||
| } | ||
|
|
||
| toDebug() { | ||
| const debug = []; | ||
| this.flags.forEach((flag, index) => { | ||
| debug.push(flag.toString(2)); | ||
| const fL = 32 - flag.toString(2).length; | ||
| for (let i = 0; i < fL; i++) { | ||
| debug[index] = '0'.concat(debug[index]); | ||
| } | ||
| }); | ||
| return (`HIGH [ ${debug[1]} | ${debug[0]} ] LOW`); | ||
| } | ||
|
|
||
| toNumber() { | ||
| return this.flags[1] * 2 ** 32 + this.flags[0]; | ||
| } | ||
|
|
||
| toString() { | ||
| return this.toNumber().toString(); | ||
| } | ||
|
|
||
| getTotalBits() { | ||
| let total = 0; | ||
| this.flags.forEach((flag) => { | ||
| const n = 32; | ||
| let i = 0; | ||
| while (i++ < n) { | ||
| if ((1 << i & flag) === (1 << i)) { | ||
| total++; | ||
| } | ||
| } | ||
| }); | ||
| return total; | ||
| } | ||
| } | ||
|
|
||
| class SeatFlags extends BitFlags { | ||
| constructor(number, totalSeats) { | ||
| super(number); | ||
| // Limit bits utilisation to < totalSeats | ||
| this.totalSeats = totalSeats; | ||
| } | ||
|
|
||
| getEmptySeatIds() { | ||
| const emptySeats = []; | ||
| for (let seatId = 0; seatId < this.totalSeats; seatId++) { | ||
| if (!this.getBitIndex(seatId)) { | ||
| emptySeats.push(seatId); | ||
| } | ||
| } | ||
| return emptySeats; | ||
| } | ||
|
|
||
| getFilledSeatIds() { | ||
| const filledSeats = []; | ||
| for (let seatId = 0; seatId < this.totalSeats; seatId++) { | ||
| if (this.getBitIndex(seatId)) { | ||
| filledSeats.push(seatId); | ||
| } | ||
| } | ||
| return filledSeats; | ||
| } | ||
|
|
||
| isSeatFilled(seatId) { | ||
| if (seatId > this.totalSeats) return false; | ||
| return this.getBitIndex(seatId); | ||
| } | ||
|
|
||
| toggleSeatId(seatId) { | ||
| if (seatId > this.totalSeats) return; | ||
| this.toggleBitIndex(seatId); | ||
| } | ||
|
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||
| fillEmptySeats(numFill) { | ||
| this.fillSeats(numFill, this.getEmptySeatIds()); | ||
| } | ||
|
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||
| fillSeats(numFill, choices) { | ||
| for (let i = 0; i < numFill; i++) { | ||
| if (choices.length > 0) { | ||
| const chosen = ~~(Math.random() * choices.length); | ||
| this.toggleSeatId(choices[chosen]); | ||
| choices.splice(chosen, 1); | ||
| } | ||
| } | ||
| } | ||
|
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||
| emptyFilledSeats(numEmpty) { | ||
| const choices = this.getFilledSeatIds(); | ||
| for (let i = 0; i < numEmpty; i++) { | ||
| if (choices.length > 0) { | ||
| const chosen = ~~(Math.random() * choices.length); | ||
| this.toggleSeatId(choices[chosen]); | ||
| choices.splice(chosen, 1); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| getTotalFilledSeats() { | ||
| return this.getTotalBits(); | ||
| } | ||
|
|
||
| getTotalEmptySeats() { | ||
| return this.totalSeats - this.getTotalBits(); | ||
| } | ||
| } |
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