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Rhys Yang 508bc56ca8 Fix adding the Parameter Generator node to a workflow disables the queue button #45
Fix the `Parameter Generator` node doesn't load seed value from generated images #44
Update seedGen.js to rgthree's latest code
2024-01-16 02:12:26 +08:00

224 lines
8.8 KiB
JavaScript

/**
* Modified from: https://github.com/rgthree/rgthree-comfy/blob/main/web/comfyui/seed.js
* Modified by: receyuki
*/
import {app} from "../../scripts/app.js";
import {ComfyWidgets} from "../../scripts/widgets.js";
const LAST_SEED_BUTTON_LABEL = "(Use last queued seed)";
const SPECIAL_SEED_RANDOM = -1;
const SPECIAL_SEED_INCREMENT = -2;
const SPECIAL_SEED_DECREMENT = -3;
const SPECIAL_SEEDS = [SPECIAL_SEED_RANDOM, SPECIAL_SEED_INCREMENT, SPECIAL_SEED_DECREMENT];
function getResolver(timeout = 5000) {
const resolver = {};
resolver.id = generateId(8);
resolver.completed = false;
resolver.resolved = false;
resolver.rejected = false;
resolver.promise = new Promise((resolve, reject) => {
resolver.reject = () => {
resolver.completed = true;
resolver.rejected = true;
reject();
};
resolver.resolve = (data) => {
resolver.completed = true;
resolver.resolved = true;
resolve(data);
};
});
resolver.timeout = setTimeout(() => {
if (!resolver.completed) {
resolver.reject();
}
}, timeout);
return resolver;
}
function generateId(length) {
const arr = new Uint8Array(length / 2);
crypto.getRandomValues(arr);
return Array.from(arr, dec2hex).join('');
}
function dec2hex(dec) {
return dec.toString(16).padStart(2, "0");
}
let graphResolver = null;
function waitForGraph() {
if (graphResolver === null) {
graphResolver = getResolver();
function _wait() {
if (!graphResolver.completed) {
if (app === null || app === void 0 ? void 0 : app.graph) {
graphResolver.resolve(app.graph);
} else {
requestAnimationFrame(_wait);
}
}
}
_wait();
}
return graphResolver.promise;
}
class Rgthree extends EventTarget {
constructor() {
super();
this.processingQueue = false;
this.initialGraphToPromptSerializedWorkflowBecauseComfyUIBrokeStuff = null;
this.initializeGraphAndCanvasHooks();
this.initializeComfyUIHooks();
}
async initializeGraphAndCanvasHooks() {
const rgthree = this;
const [graph] = await Promise.all([waitForGraph()]);
const onSerialize = graph.onSerialize;
graph.onSerialize = (data) => {
this.initialGraphToPromptSerializedWorkflowBecauseComfyUIBrokeStuff = data;
onSerialize === null || onSerialize === void 0 ? void 0 : onSerialize.call(graph, data);
};
}
initializeComfyUIHooks() {
const rgthree = this;
const queuePrompt = app.queuePrompt;
app.queuePrompt = async function () {
rgthree.dispatchEvent(new CustomEvent("queue"));
rgthree.processingQueue = true;
try {
await queuePrompt.apply(app, [...arguments]);
} finally {
rgthree.processingQueue = false;
rgthree.dispatchEvent(new CustomEvent("queue-end"));
}
};
}
getNodeFromInitialGraphToPromptSerializedWorkflowBecauseComfyUIBrokeStuff(node) {
var _a, _b, _c;
return ((_c = (_b = (_a = this.initialGraphToPromptSerializedWorkflowBecauseComfyUIBrokeStuff) === null || _a === void 0 ? void 0 : _a.nodes) === null || _b === void 0 ? void 0 : _b.find((n) => n.id === node.id)) !== null && _c !== void 0 ? _c : null);
}
}
const rgthree = new Rgthree();
class SeedControl {
constructor(node) {
this.lastSeed = undefined;
this.serializedCtx = {};
this.lastSeedValue = null;
this.node = node;
this.node.constructor.exposedActions = ["Randomize seed each time", "Use last queued seed"];
const handleAction = this.node.handleAction;
this.node.handleAction = async (action) => {
handleAction && handleAction.call(this.node, action);
if (action === "Randomize each time") {
this.seedWidget.value = SPECIAL_SEED_RANDOM;
} else if (action === "Use last queued seed") {
this.seedWidget.value = this.lastSeed != null ? this.lastSeed : this.seedWidget.value;
this.lastSeedButton.name = LAST_SEED_BUTTON_LABEL;
this.lastSeedButton.disabled = true;
}
};
this.node.properties = this.node.properties || {};
for (const [i, w] of this.node.widgets.entries()) {
if (w.name === "seed") {
this.seedWidget = w;
this.seedWidget.value = SPECIAL_SEED_RANDOM;
} else if (w.name === "control_after_generate") {
this.node.widgets.splice(i, 1);
}
}
if (!this.seedWidget) {
throw new Error("Something's wrong; expected seed widget");
}
const randMax = Math.min(1125899906842624, this.seedWidget.options.max);
const randMin = Math.max(0, this.seedWidget.options.min);
const randomRange = (randMax - Math.max(0, randMin)) / (this.seedWidget.options.step / 10);
this.node.addWidget("button", "Randomize seed each time", null, () => {
this.seedWidget.value = SPECIAL_SEED_RANDOM;
}, {serialize: false});
this.node.addWidget("button", "New fixed random seed", null, () => {
this.seedWidget.value =
Math.floor(Math.random() * randomRange) * (this.seedWidget.options.step / 10) + randMin;
}, {serialize: false});
this.lastSeedButton = this.node.addWidget("button", LAST_SEED_BUTTON_LABEL, null, () => {
this.seedWidget.value = this.lastSeed != null ? this.lastSeed : this.seedWidget.value;
this.lastSeedButton.name = LAST_SEED_BUTTON_LABEL;
this.lastSeedButton.disabled = true;
}, {serialize: false});
this.lastSeedButton.disabled = true;
this.seedWidget.serializeValue = async (node, index) => {
const inputSeed = this.seedWidget.value;
if (!rgthree.processingQueue) {
return inputSeed;
}
this.serializedCtx = {
inputSeed: this.seedWidget.value,
};
if (SPECIAL_SEEDS.includes(this.serializedCtx.inputSeed)) {
if (typeof this.lastSeed === "number" && !SPECIAL_SEEDS.includes(this.lastSeed)) {
if (inputSeed === SPECIAL_SEED_INCREMENT) {
this.serializedCtx.seedUsed = this.lastSeed + 1;
} else if (inputSeed === SPECIAL_SEED_DECREMENT) {
this.serializedCtx.seedUsed = this.lastSeed - 1;
}
}
if (!this.serializedCtx.seedUsed || SPECIAL_SEEDS.includes(this.serializedCtx.seedUsed)) {
this.serializedCtx.seedUsed =
Math.floor(Math.random() * randomRange) * (this.seedWidget.options.step / 10) + randMin;
}
} else {
this.serializedCtx.seedUsed = this.seedWidget.value;
}
const n = rgthree.getNodeFromInitialGraphToPromptSerializedWorkflowBecauseComfyUIBrokeStuff(node);
if (n) {
n.widgets_values[index] = this.serializedCtx.seedUsed;
} else {
console.warn('No serialized node found in workflow. May be attributed to '
+ 'https://github.com/comfyanonymous/ComfyUI/issues/2193');
}
this.seedWidget.value = this.serializedCtx.seedUsed;
this.lastSeed = this.serializedCtx.seedUsed;
if (SPECIAL_SEEDS.includes(this.serializedCtx.inputSeed)) {
this.lastSeedButton.name = `${this.serializedCtx.seedUsed}`;
this.lastSeedButton.disabled = false;
if (this.lastSeedValue) {
this.lastSeedValue.value = `Last Seed: ${this.serializedCtx.seedUsed}`;
}
} else {
this.lastSeedButton.name = LAST_SEED_BUTTON_LABEL;
this.lastSeedButton.disabled = true;
}
return this.serializedCtx.seedUsed;
};
this.seedWidget.afterQueued = () => {
if (this.serializedCtx.inputSeed) {
this.seedWidget.value = this.serializedCtx.inputSeed;
}
this.serializedCtx = {};
};
}
}
app.registerExtension({
name: "sd_prompt_reader.seedGen",
async beforeRegisterNodeDef(nodeType, nodeData, _app) {
if (nodeData.name === "SDParameterGenerator") {
const onNodeCreated = nodeType.prototype.onNodeCreated;
nodeType.prototype.onNodeCreated = function () {
onNodeCreated ? onNodeCreated.apply(this, []) : undefined;
this.seedControl = new SeedControl(this);
};
}
},
});