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some fun functions

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This commit is contained in:
Raphaël Forment
2023-08-23 15:48:49 +02:00
parent e5dd7194ba
commit 2ca6e8ee31
3 changed files with 77 additions and 55 deletions
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112
src/API.ts
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@ -22,6 +22,18 @@ interface ControlChange {
value: number;
}
// @ts-ignore
Array.prototype.loop = function (index) {
return this[index % this.length];
};
// @ts-ignore
Array.prototype.random = function (index) {
return this[Math.floor(Math.random() * this.length)];
};
// @ts-ignore
Array.prototype.rand = Array.prototype.random;
/**
* This is an override of the basic "includes" method.
*/
@ -48,7 +60,7 @@ async function loadSamples() {
loadSamples();
export const generateCacheKey = (...args: any[]): string => {
return args.map(arg => JSON.stringify(arg)).join(',');
return args.map((arg) => JSON.stringify(arg)).join(",");
};
export class UserAPI {
@ -63,9 +75,9 @@ export class UserAPI {
private counters: { [key: string]: any } = {};
private _drunk: DrunkWalk = new DrunkWalk(-100, 100, false);
public randomGen = Math.random;
public currentSeed: string|undefined = undefined;
public currentSeed: string | undefined = undefined;
public localSeeds = new Map<string, Function>();
public patternCache = new LRUCache({max: 1000, ttl: 1000 * 60 * 5});
public patternCache = new LRUCache({ max: 1000, ttl: 1000 * 60 * 5 });
MidiConnection: MidiConnection = new MidiConnection();
load: samples;
@ -75,11 +87,11 @@ export class UserAPI {
}
_reportError = (error: any): void => {
console.log(error)
console.log(error);
if (!this.app.show_error) {
this.app.error_line.innerHTML = error as string;
this.app.error_line.classList.remove('hidden');
setInterval(() => this.app.error_line.classList.add('hidden'), 2000)
this.app.error_line.classList.remove("hidden");
setTimeout(() => this.app.error_line.classList.add("hidden"), 2000);
}
};
@ -142,7 +154,6 @@ export class UserAPI {
*/
return Math.floor((this.app._mouseY / document.body.clientHeight) * 127);
};
// =============================================================
// Utility functions
@ -217,9 +228,7 @@ export class UserAPI {
}
};
public note = (
value: number = 60
): Note => {
public note = (value: number = 60): Note => {
/**
* Sends a MIDI note to the current MIDI output.
*
@ -293,21 +302,24 @@ export class UserAPI {
// Ziffers related functions
// =============================================================
public z = (input: string, options: { [key: string]: string | number } = {}) => {
public z = (
input: string,
options: { [key: string]: string | number } = {}
) => {
const key = generateCacheKey(input, options);
let player;
if(this.app.api.patternCache.has(key)) {
player = this.app.api.patternCache.get(key) as Player;
} else {
player = new Player(input, options, this.app);
this.app.api.patternCache.set(key, player);
}
if(player && player.ziffers.index === -1 || player.played) {
player.callTime = this.epulse();
player.played = false;
}
return player;
if (this.app.api.patternCache.has(key)) {
player = this.app.api.patternCache.get(key) as Player;
} else {
player = new Player(input, options, this.app);
this.app.api.patternCache.set(key, player);
}
if ((player && player.ziffers.index === -1) || player.played) {
player.callTime = this.epulse();
player.played = false;
}
return player;
};
// =============================================================
// Counter related functions
@ -565,25 +577,25 @@ export class UserAPI {
* Seed the random numbers globally in UserAPI.
* @param seed - The seed to use
*/
if(typeof seed === "number") seed = seed.toString();
if(this.currentSeed!==seed) {
if (typeof seed === "number") seed = seed.toString();
if (this.currentSeed !== seed) {
this.currentSeed = seed;
this.randomGen = seededRandom(seed);
}
}
};
localSeededRandom = (seed: string | number): Function => {
if(typeof seed === "number") seed = seed.toString();
if(this.localSeeds.has(seed)) return this.localSeeds.get(seed) as Function;
const newSeededRandom = seededRandom(seed)
this.localSeeds.set(seed,newSeededRandom);
if (typeof seed === "number") seed = seed.toString();
if (this.localSeeds.has(seed)) return this.localSeeds.get(seed) as Function;
const newSeededRandom = seededRandom(seed);
this.localSeeds.set(seed, newSeededRandom);
return newSeededRandom;
}
};
clearLocalSeed = (seed: string | number | undefined = undefined): void => {
if(seed) this.localSeeds.delete(seed.toString());
if (seed) this.localSeeds.delete(seed.toString());
this.localSeeds.clear();
}
};
// =============================================================
// Quantification functions
@ -685,88 +697,88 @@ export class UserAPI {
public odds = (n: number, sec: number = 15): boolean => {
/**
* Returns true n% of the time.
*
*
* @param n - The probability of returning true. 1/4 = 25% = 0.25, 80/127 = 62.9% = 0.6299212598425197, etc...
* @param sec - The time frame in seconds
* @returns True n% of the time
*/
return this.randomGen() < n*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (n * this.ppqn()) / (this.ppqn() * sec);
};
public almostNever = (sec: number = 15): boolean => {
/**
* Returns true 2.5% of the time in given time frame.
*
*
* @param sec - The time frame in seconds
* @returns True 2.5% of the time
*/
return this.randomGen() < 0.025*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.025 * this.ppqn()) / (this.ppqn() * sec);
};
public rarely = (sec: number = 15): boolean => {
/**
* Returns true 10% of the time.
*
*
* @param sec - The time frame in seconds
* @returns True 10% of the time.
* @returns True 10% of the time.
*/
return this.randomGen() < 0.1*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.1 * this.ppqn()) / (this.ppqn() * sec);
};
public scarcely = (sec: number = 15): boolean => {
/**
* Returns true 25% of the time.
*
*
* @param sec - The time frame in seconds
* @returns True 25% of the time
*/
return this.randomGen() < 0.25*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.25 * this.ppqn()) / (this.ppqn() * sec);
};
public sometimes = (sec: number = 15): boolean => {
/**
* Returns true 50% of the time.
*
*
* @param sec - The time frame in seconds
* @returns True 50% of the time
*/
return this.randomGen() < 0.5*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.5 * this.ppqn()) / (this.ppqn() * sec);
};
public often = (sec: number = 15): boolean => {
/**
* Returns true 75% of the time.
*
*
* @param sec - The time frame in seconds
* @returns True 75% of the time
*/
return this.randomGen() < 0.75*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.75 * this.ppqn()) / (this.ppqn() * sec);
};
public frequently = (sec: number = 15): boolean => {
/**
* Returns true 90% of the time.
*
*
* @param sec - The time frame in seconds
* @returns True 90% of the time
*/
return this.randomGen() < 0.9*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.9 * this.ppqn()) / (this.ppqn() * sec);
};
public almostAlways = (sec: number = 15): boolean => {
/**
* Returns true 98.5% of the time.
*
*
* @param sec - The time frame in seconds
* @returns True 98.5% of the time
*/
return this.randomGen() < 0.985*this.ppqn()/(this.ppqn()*sec);
return this.randomGen() < (0.985 * this.ppqn()) / (this.ppqn() * sec);
};
public dice = (sides: number): number => {
/**
* Returns the value of a dice roll with n sides.
*
*
* @param sides - The number of sides on the dice
* @returns The value of a dice roll with n sides
*/