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✨ running/stopped event

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This commit is contained in:
Stanislav Fifik
2019-06-18 11:39:07 +02:00
parent dc42c474a1
commit 4a37bb0cb3
8 changed files with 657 additions and 13 deletions
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539
package-lock.json generated
View File

@@ -1,6 +1,6 @@
{
"name": "graphfx",
"version": "0.0.1",
"version": "0.0.8",
"lockfileVersion": 1,
"requires": true,
"dependencies": {
@@ -2405,6 +2405,535 @@
"integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
"dev": true
},
"fsevents": {
"version": "1.2.7",
"resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.7.tgz",
"integrity": "sha512-Pxm6sI2MeBD7RdD12RYsqaP0nMiwx8eZBXCa6z2L+mRHm2DYrOYwihmhjpkdjUHwQhslWQjRpEgNq4XvBmaAuw==",
"dev": true,
"optional": true,
"requires": {
"nan": "2.13.2",
"node-pre-gyp": "0.10.3"
},
"dependencies": {
"abbrev": {
"version": "1.1.1",
"bundled": true,
"dev": true,
"optional": true
},
"ansi-regex": {
"version": "2.1.1",
"bundled": true,
"dev": true
},
"aproba": {
"version": "1.2.0",
"bundled": true,
"dev": true,
"optional": true
},
"are-we-there-yet": {
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"bundled": true,
"dev": true,
"optional": true,
"requires": {
"delegates": "1.0.0",
"readable-stream": "2.3.6"
}
},
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"bundled": true,
"dev": true
},
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"requires": {
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}
},
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"bundled": true,
"dev": true,
"optional": true
},
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"dev": true
},
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"dev": true
},
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},
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},
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"ms": "2.0.0"
}
},
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},
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"version": "1.0.3",
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"signal-exit": "3.0.2",
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}
},
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}
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},
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"version": "0.4.24",
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"optional": true,
"requires": {
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}
},
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}
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"wrappy": "1.0.2"
}
},
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"version": "2.0.3",
"bundled": true,
"dev": true
},
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"version": "1.3.5",
"bundled": true,
"dev": true,
"optional": true
},
"is-fullwidth-code-point": {
"version": "1.0.0",
"bundled": true,
"dev": true,
"requires": {
"number-is-nan": "1.0.1"
}
},
"isarray": {
"version": "1.0.0",
"bundled": true,
"dev": true,
"optional": true
},
"minimatch": {
"version": "3.0.4",
"bundled": true,
"dev": true,
"requires": {
"brace-expansion": "1.1.11"
}
},
"minimist": {
"version": "0.0.8",
"bundled": true,
"dev": true
},
"minipass": {
"version": "2.3.5",
"bundled": true,
"dev": true,
"requires": {
"safe-buffer": "5.1.2",
"yallist": "3.0.3"
}
},
"minizlib": {
"version": "1.2.1",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"minipass": "2.3.5"
}
},
"mkdirp": {
"version": "0.5.1",
"bundled": true,
"dev": true,
"requires": {
"minimist": "0.0.8"
}
},
"ms": {
"version": "2.0.0",
"bundled": true,
"dev": true,
"optional": true
},
"needle": {
"version": "2.2.4",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"debug": "2.6.9",
"iconv-lite": "0.4.24",
"sax": "1.2.4"
}
},
"node-pre-gyp": {
"version": "0.10.3",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"detect-libc": "1.0.3",
"mkdirp": "0.5.1",
"needle": "2.2.4",
"nopt": "4.0.1",
"npm-packlist": "1.2.0",
"npmlog": "4.1.2",
"rc": "1.2.8",
"rimraf": "2.6.3",
"semver": "5.6.0",
"tar": "4.4.8"
}
},
"nopt": {
"version": "4.0.1",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"abbrev": "1.1.1",
"osenv": "0.1.5"
}
},
"npm-bundled": {
"version": "1.0.5",
"bundled": true,
"dev": true,
"optional": true
},
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"version": "1.2.0",
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"dev": true,
"optional": true,
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"npm-bundled": "1.0.5"
}
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"dev": true,
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"requires": {
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"console-control-strings": "1.1.0",
"gauge": "2.7.4",
"set-blocking": "2.0.0"
}
},
"number-is-nan": {
"version": "1.0.1",
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"dev": true
},
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},
"once": {
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"requires": {
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}
},
"os-homedir": {
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"version": "1.0.2",
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"requires": {
"os-homedir": "1.0.2",
"os-tmpdir": "1.0.2"
}
},
"path-is-absolute": {
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"bundled": true,
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},
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},
"rc": {
"version": "1.2.8",
"bundled": true,
"dev": true,
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"requires": {
"deep-extend": "0.6.0",
"ini": "1.3.5",
"minimist": "1.2.0",
"strip-json-comments": "2.0.1"
},
"dependencies": {
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"version": "1.2.0",
"bundled": true,
"dev": true,
"optional": true
}
}
},
"readable-stream": {
"version": "2.3.6",
"bundled": true,
"dev": true,
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"requires": {
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"inherits": "2.0.3",
"isarray": "1.0.0",
"process-nextick-args": "2.0.0",
"safe-buffer": "5.1.2",
"string_decoder": "1.1.1",
"util-deprecate": "1.0.2"
}
},
"rimraf": {
"version": "2.6.3",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"glob": "7.1.3"
}
},
"safe-buffer": {
"version": "5.1.2",
"bundled": true,
"dev": true
},
"safer-buffer": {
"version": "2.1.2",
"bundled": true,
"dev": true,
"optional": true
},
"sax": {
"version": "1.2.4",
"bundled": true,
"dev": true,
"optional": true
},
"semver": {
"version": "5.6.0",
"bundled": true,
"dev": true,
"optional": true
},
"set-blocking": {
"version": "2.0.0",
"bundled": true,
"dev": true,
"optional": true
},
"signal-exit": {
"version": "3.0.2",
"bundled": true,
"dev": true,
"optional": true
},
"string-width": {
"version": "1.0.2",
"bundled": true,
"dev": true,
"requires": {
"code-point-at": "1.1.0",
"is-fullwidth-code-point": "1.0.0",
"strip-ansi": "3.0.1"
}
},
"string_decoder": {
"version": "1.1.1",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"safe-buffer": "5.1.2"
}
},
"strip-ansi": {
"version": "3.0.1",
"bundled": true,
"dev": true,
"requires": {
"ansi-regex": "2.1.1"
}
},
"strip-json-comments": {
"version": "2.0.1",
"bundled": true,
"dev": true,
"optional": true
},
"tar": {
"version": "4.4.8",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"chownr": "1.1.1",
"fs-minipass": "1.2.5",
"minipass": "2.3.5",
"minizlib": "1.2.1",
"mkdirp": "0.5.1",
"safe-buffer": "5.1.2",
"yallist": "3.0.3"
}
},
"util-deprecate": {
"version": "1.0.2",
"bundled": true,
"dev": true,
"optional": true
},
"wide-align": {
"version": "1.1.3",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"string-width": "1.0.2"
}
},
"wrappy": {
"version": "1.0.2",
"bundled": true,
"dev": true
},
"yallist": {
"version": "3.0.3",
"bundled": true,
"dev": true
}
}
},
"function-bind": {
"version": "1.1.1",
"resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
@@ -3821,6 +4350,13 @@
"integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
"dev": true
},
"nan": {
"version": "2.13.2",
"resolved": "https://registry.npmjs.org/nan/-/nan-2.13.2.tgz",
"integrity": "sha512-TghvYc72wlMGMVMluVo9WRJc0mB8KxxF/gZ4YYFy7V2ZQX9l7rgbPg7vjS9mt6U5HXODVFVI2bOduCzwOMv/lw==",
"dev": true,
"optional": true
},
"nanomatch": {
"version": "1.2.13",
"resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
@@ -4676,6 +5212,7 @@
"capture-exit": "1.2.0",
"exec-sh": "0.2.2",
"fb-watchman": "2.0.0",
"fsevents": "1.2.7",
"micromatch": "3.1.10",
"minimist": "1.2.0",
"walker": "1.0.7",

2
package.json
View File

@@ -1,6 +1,6 @@
{
"name": "graphfx",
"version": "0.0.6",
"version": "0.0.9",
"description": "Graph image processing pipeline",
"main": "src/index.js",
"scripts": {

17
src/graph.js
View File

@@ -1,10 +1,14 @@
import * as nodes from './nodes';
import {MultiSubject} from './helpers/listener';
export default class Graph {
constructor() {
this.nodes = [];
this.__nodesActive = 0;
this.__nodesActiveDebounce = null;
this.subject = new MultiSubject(['running', 'stopped']);
}
serialize() {
@@ -17,6 +21,19 @@ export default class Graph {
static deserialize(nodes) {
const graph = new Graph();
graph.nodes = createNodes(nodes);
for (let {node} of graph.nodes) {
node.subject.on('running', (isRunning) => {
graph.__nodesActive += isRunning ? 1 : -1;
clearTimeout(graph.__nodesActiveDebounce);
graph.__nodesActiveDebounce = setTimeout(() => {
if (graph.__nodesActive > 0) {
graph.subject.next('running');
} else {
graph.subject.next('stopped');
}
}, 16);
});
}
return graph;
}

69
src/helpers/listener.js Normal file
View File

@@ -0,0 +1,69 @@
export class Subject {
constructor() {
this.__listeners = [];
}
next(val) {
for (let listener of this.__listeners) {
listener(val);
}
}
once() {
return new Promise((resolve) => {
const done = (val) => {
resolve(val);
this.off(done);
};
this.on(done);
})
}
on(fn) {
this.__listeners.push(fn);
}
off(fn) {
this.__listeners = this.__listeners.filter((listener) => listener !== fn);
}
destroy() {
this.__listeners = [];
}
}
export class MultiSubject {
constructor(types) {
this.__subjects = {};
for (let type of types) {
this.__subjects[type] = new Subject();
}
}
next(type, val) {
this.__subjects[type].next(val);
}
once(type) {
return this.__subjects[type].once();
}
on(type, fn) {
return this.__subjects[type].on(fn);
}
off(type, fn) {
this.__subjects[type].off(fn);
}
destroy() {
for (let type of Object.keys(this.__subjects)) {
this.__subjects[type].destroy();
}
}
}

4
src/nodes/Canvas2d/Compose.js
View File

@@ -130,6 +130,10 @@ export default class Compose extends Canvas2d {
if (!width || !height) {
return;
}
if (!this.bg && !this.fg) {
return;
}
canvas.width = width;
canvas.height = height;

24
src/nodes/Node.js
View File

@@ -1,5 +1,6 @@
import {Inputs, Outputs} from './io';
import uuidv4 from 'uuid/v4';
import {MultiSubject} from '../helpers/listener';
export default class Node {
@@ -12,13 +13,18 @@ export default class Node {
this.__in.update = (name) => this.__update([name]);
this.__scheduledUpdate = false;
this.__currentUpdate = Promise.resolve();
this.__running = false;
this._stopped = false;
this.subject = new MultiSubject(['running']);
}
__update(changes) {
if (!this.__scheduledUpdate && !this._stopped) {
this.__scheduledUpdate = true;
this.__currentUpdate = this.__currentUpdate
.then(() => {
this._running = true;
})
.then(async () => {
const startTag =`graphfx-update-start:${this.uid}`;
const endTag = `graphfx-update-end:${this.uid}`
@@ -27,6 +33,13 @@ export default class Node {
await this._update();
performance.mark(endTag)
performance.measure(`GraphFX<${this.name}>`, startTag, endTag)
})
.then(() => {
this._running = false;
})
.catch((err) => {
this._running = false;
throw err;
});
}
}
@@ -35,6 +48,17 @@ export default class Node {
throw new Error('_update method not implemented');
}
get _running() {
return this.__running;
}
set _running(val) {
if (this.__running !== val) {
this.__running = val;
this.subject.next('running', this.__running);
}
}
/**
* Input getters
*/

2
src/nodes/WebGL/Channels.js
View File

@@ -4,7 +4,7 @@ import WebGL from './WebGl';
export default class Channels extends WebGL {
constructor() {
super('Greyscale by channel', {
super('Channels', {
red: {
type: 'Number',
default: 1,

13
src/nodes/WebGL/WebGl.js
View File

@@ -153,17 +153,8 @@ export default class WebGL extends Node {
_passes() {
return [
(gl, program, image) => {
console.log('pass1')
this._setParams(gl, program);
},
(gl, program, image) => {
console.log('pass2')
this._setParams(gl, program);
},
(gl, program, image) => {
console.log('pass3')
this._setParams(gl, program);
}
]
}
@@ -186,7 +177,9 @@ export default class WebGL extends Node {
async _update() {
const image = this.in.image.value;
if (!image) return;
if (!image) {
return;
}
if (image.acquire) {
image.acquire();
}