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Fixing deprecated zustand imports & implementation, subsequently storing events in props.events #10

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Fixing deprecated zustand imports & implementation, subsequently storing events in props.events #10

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03f28aa
Initial fix & storing events
Mozoloa Jan 19, 2024
e1654c3
Removing my ghetto thing
Mozoloa Feb 2, 2025
56d0e58
Delete dsp/main.js
Mozoloa Feb 2, 2025
b0cc70a
bringing back dsp main lmao
Mozoloa Feb 2, 2025
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168 changes: 84 additions & 84 deletions dsp/main.js
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Original file line number Diff line number Diff line change
@@ -1,84 +1,84 @@
import {Renderer, el} from '@elemaudio/core';
import {RefMap} from './RefMap';
import srvb from './srvb';


// This project demonstrates writing a small FDN reverb effect in Elementary.
//
// First, we initialize a custom Renderer instance that marshals our instruction
// batches through the __postNativeMessage__ function to direct the underlying native
// engine.
let core = new Renderer((batch) => {
__postNativeMessage__(JSON.stringify(batch));
});

// Next, a RefMap for coordinating our refs
let refs = new RefMap(core);

// Holding onto the previous state allows us a quick way to differentiate
// when we need to fully re-render versus when we can just update refs
let prevState = null;

function shouldRender(prevState, nextState) {
return (prevState === null) || (prevState.sampleRate !== nextState.sampleRate);
}

// The important piece: here we register a state change callback with the native
// side. This callback will be hit with the current processor state any time that
// state changes.
//
// Given the new state, we simply update our refs or perform a full render depending
// on the result of our `shouldRender` check.
globalThis.__receiveStateChange__ = (serializedState) => {
const state = JSON.parse(serializedState);

if (shouldRender(prevState, state)) {
let stats = core.render(...srvb({
key: 'srvb',
sampleRate: state.sampleRate,
size: refs.getOrCreate('size', 'const', {value: state.size}, []),
decay: refs.getOrCreate('decay', 'const', {value: state.decay}, []),
mod: refs.getOrCreate('mod', 'const', {value: state.mod}, []),
mix: refs.getOrCreate('mix', 'const', {value: state.mix}, []),
}, el.in({channel: 0}), el.in({channel: 1})));

console.log(stats);
} else {
console.log('Updating refs');
refs.update('size', {value: state.size});
refs.update('decay', {value: state.decay});
refs.update('mod', {value: state.mod});
refs.update('mix', {value: state.mix});
}

prevState = state;
};

// NOTE: This is highly experimental and should not yet be relied on
// as a consistent feature.
//
// This hook allows the native side to inject serialized graph state from
// the running elem::Runtime instance so that we can throw away and reinitialize
// the JavaScript engine and then inject necessary state for coordinating with
// the underlying engine.
globalThis.__receiveHydrationData__ = (data) => {
const payload = JSON.parse(data);
const nodeMap = core._delegate.nodeMap;

for (let [k, v] of Object.entries(payload)) {
nodeMap.set(parseInt(k, 16), {
symbol: '__ELEM_NODE__',
kind: '__HYDRATED__',
hash: parseInt(k, 16),
props: v,
generation: {
current: 0,
},
});
}
};

// Finally, an error callback which just logs back to native
globalThis.__receiveError__ = (err) => {
console.log(`[Error: ${err.name}] ${err.message}`);
};
import {Renderer, el} from '@elemaudio/core';
import {RefMap} from './RefMap';
import srvb from './srvb';
// This project demonstrates writing a small FDN reverb effect in Elementary.
//
// First, we initialize a custom Renderer instance that marshals our instruction
// batches through the __postNativeMessage__ function to direct the underlying native
// engine.
let core = new Renderer((batch) => {
__postNativeMessage__(JSON.stringify(batch));
});
// Next, a RefMap for coordinating our refs
let refs = new RefMap(core);
// Holding onto the previous state allows us a quick way to differentiate
// when we need to fully re-render versus when we can just update refs
let prevState = null;
function shouldRender(prevState, nextState) {
return (prevState === null) || (prevState.sampleRate !== nextState.sampleRate);
}
// The important piece: here we register a state change callback with the native
// side. This callback will be hit with the current processor state any time that
// state changes.
//
// Given the new state, we simply update our refs or perform a full render depending
// on the result of our `shouldRender` check.
globalThis.__receiveStateChange__ = (serializedState) => {
const state = JSON.parse(serializedState);
if (shouldRender(prevState, state)) {
let stats = core.render(...srvb({
key: 'srvb',
sampleRate: state.sampleRate,
size: refs.getOrCreate('size', 'const', {value: state.size}, []),
decay: refs.getOrCreate('decay', 'const', {value: state.decay}, []),
mod: refs.getOrCreate('mod', 'const', {value: state.mod}, []),
mix: refs.getOrCreate('mix', 'const', {value: state.mix}, []),
}, el.in({channel: 0}), el.in({channel: 1})));
console.log(stats);
} else {
console.log('Updating refs');
refs.update('size', {value: state.size});
refs.update('decay', {value: state.decay});
refs.update('mod', {value: state.mod});
refs.update('mix', {value: state.mix});
}
prevState = state;
};
// NOTE: This is highly experimental and should not yet be relied on
// as a consistent feature.
//
// This hook allows the native side to inject serialized graph state from
// the running elem::Runtime instance so that we can throw away and reinitialize
// the JavaScript engine and then inject necessary state for coordinating with
// the underlying engine.
globalThis.__receiveHydrationData__ = (data) => {
const payload = JSON.parse(data);
const nodeMap = core._delegate.nodeMap;
for (let [k, v] of Object.entries(payload)) {
nodeMap.set(parseInt(k, 16), {
symbol: '__ELEM_NODE__',
kind: '__HYDRATED__',
hash: parseInt(k, 16),
props: v,
generation: {
current: 0,
},
});
}
};
// Finally, an error callback which just logs back to native
globalThis.__receiveError__ = (err) => {
console.log(`[Error: ${err.name}] ${err.message}`);
};
17 changes: 7 additions & 10 deletions src/main.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -2,18 +2,16 @@ import React from 'react'
import ReactDOM from 'react-dom/client'
import Interface from './Interface.jsx'

import createHooks from 'zustand'
import createStore from 'zustand/vanilla'
import { useStore } from 'zustand'
import { createStore } from 'zustand/vanilla'

import './index.css'


// Initial state management
const store = createStore(() => {});
const useStore = createHooks(store);

const store = createStore(() => { });
const eventStore = createStore(() => { });
const errorStore = createStore(() => ({ error: null }));
const useErrorStore = createHooks(errorStore);

// Interop bindings
function requestParamValueUpdate(paramId, value) {
Expand All @@ -35,22 +33,21 @@ if (process.env.NODE_ENV !== 'production') {
});
}

globalThis.__receiveStateChange__ = function(state) {
globalThis.__receiveStateChange__ = function (state) {
store.setState(JSON.parse(state));
};

globalThis.__receiveGraphEvents__ = function(eventBatch) {
console.log(JSON.parse(eventBatch));
};

globalThis.__receiveError__ = (err) => {
errorStore.setState({ error: err });
};

// Mount the interface
function App(props) {
let state = useStore();
let {error} = useErrorStore();
let state = useStore(store);
let { error } = useStore(errorStore);

return (
<Interface
Expand Down