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Copy pathrollup.config.js
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333 lines (303 loc) · 7.81 KB
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import babel from '@rollup/plugin-babel';
import replace from '@rollup/plugin-replace';
import strip from '@rollup/plugin-strip';
import { createFilter } from '@rollup/pluginutils';
import dts from "rollup-plugin-dts";
import jscc from 'rollup-plugin-jscc';
import { terser } from 'rollup-plugin-terser';
import { version } from './package.json';
import { visualizer } from 'rollup-plugin-visualizer';
const execSync = require('child_process').execSync;
let revision;
try {
revision = execSync('git rev-parse --short HEAD').toString().trim();
} catch (e) {
revision = 'unknown';
}
function getBanner(config) {
return [
'/**',
' * @license',
' * PlayCanvas Engine v' + version + ' revision ' + revision + config,
' * Copyright 2011-' + new Date().getFullYear() + ' PlayCanvas Ltd. All rights reserved.',
' */'
].join('\n');
}
function spacesToTabs() {
const filter = createFilter([
'**/*.js'
], []);
return {
transform(code, id) {
if (!filter(id)) return;
return {
code: code.replace(/ {2}/g, '\t'),
map: null
};
}
};
}
function shaderChunks(removeComments) {
const filter = createFilter([
'**/*.vert.js',
'**/*.frag.js'
], []);
return {
transform(code, id) {
if (!filter(id)) return;
code = code.replace(/\/\* glsl \*\/\`((.|\r|\n)*)\`/, (match, glsl) => {
// Remove carriage returns
glsl = glsl.replace(/\r/g, '');
// 4 spaces to tabs
glsl = glsl.replace(/ {4}/g, '\t');
if (removeComments) {
// Remove comments
glsl = glsl.replace(/\/\*[\s\S]*?\*\/|\/\/.*/g, '');
// Trim all whitespace from line endings
glsl = glsl.split('\n').map(line => line.trimEnd()).join('\n');
// Restore final new line
glsl += '\n';
// Comment removal can leave an empty line so condense 2 or more to 1
glsl = glsl.replace(/\n{2,}/g, '\n');
}
// Remove new line character at the start of the string
if (glsl.length > 1 && glsl[0] === '\n') {
glsl = glsl.substr(1);
}
return JSON.stringify(glsl);
});
return {
code: code,
map: null
};
}
};
}
const es5Options = {
babelHelpers: 'bundled',
babelrc: false,
comments: false,
compact: false,
minified: false,
presets: [
[
'@babel/preset-env', {
loose: true,
modules: false,
targets: {
ie: "11"
}
}
]
]
};
const moduleOptions = {
babelHelpers: 'bundled',
babelrc: false,
comments: false,
compact: false,
minified: false,
presets: [
[
'@babel/preset-env', {
bugfixes: true,
loose: true,
modules: false,
targets: {
esmodules: true
}
}
]
]
};
const stripOptions = {
functions: [
'Debug.assert',
'Debug.deprecated',
'Debug.warn',
'Debug.error',
'Debug.log',
'DebugGraphics.pushGpuMarker',
'DebugGraphics.popGpuMarker',
'WorldClustersDebug.render'
]
};
const target_release_es5 = {
input: 'src/index.js',
output: [
{
banner: getBanner(''),
file: 'build/playcanvas.js',
format: 'umd',
indent: '\t',
name: 'pc'
},
{
banner: getBanner(''),
file: 'build/playcanvas.min.js',
format: 'umd',
indent: '\t',
name: 'pc',
plugins: [
terser()
]
}
],
plugins: [
jscc({
values: {}
}),
shaderChunks(true),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
strip(stripOptions),
babel(es5Options),
spacesToTabs()
]
};
if (process.env.treemap) {
const visualizerPlugin = visualizer({
brotliSize: true,
gzipSize: true
});
target_release_es5.output[1].plugins.push(visualizerPlugin);
}
const target_release_es6 = {
input: 'src/index.js',
output: {
banner: getBanner(''),
file: 'build/playcanvas.mjs',
format: 'es',
indent: '\t',
name: 'pc'
},
plugins: [
jscc({
values: {}
}),
shaderChunks(true),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
strip(stripOptions),
babel(moduleOptions),
spacesToTabs()
]
};
const target_debug = {
input: 'src/index.js',
output: {
banner: getBanner(' (DEBUG PROFILER)'),
file: 'build/playcanvas.dbg.js',
format: 'umd',
indent: '\t',
name: 'pc'
},
plugins: [
jscc({
values: {
_DEBUG: 1,
_PROFILER: 1
},
keepLines: true
}),
shaderChunks(false),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
babel(es5Options),
spacesToTabs()
]
};
const target_profiler = {
input: 'src/index.js',
output: {
banner: getBanner(' (PROFILER)'),
file: 'build/playcanvas.prf.js',
format: 'umd',
indent: '\t',
name: 'pc'
},
plugins: [
jscc({
values: {
_PROFILER: 1
},
keepLines: true
}),
shaderChunks(false),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
strip(stripOptions),
babel(es5Options),
spacesToTabs()
]
};
function scriptTarget(name, input, output) {
return {
input: input,
output: {
banner: getBanner(''),
file: output || input.replace('.mjs', '.js'),
format: 'umd',
indent: '\t',
name: name
},
plugins: [
babel(es5Options),
spacesToTabs()
]
};
}
const target_extras = [
scriptTarget('pcx', 'extras/index.js', 'build/playcanvas-extras.js'),
scriptTarget('VoxParser', 'scripts/parsers/vox-parser.mjs')
];
const target_types = {
input: "types/index.d.ts",
output: [{
file: "build/playcanvas.d.ts",
footer: "export as namespace pc;",
format: "es"
}],
plugins: [
dts()
]
};
let targets;
if (process.env.target) { // Build a specific target
switch (process.env.target.toLowerCase()) {
case "es5": targets = [target_release_es5]; break;
case "es6": targets = [target_release_es6]; break;
case "debug": targets = [target_debug]; break;
case "profiler": targets = [target_profiler]; break;
case "types": targets = [target_types]; break;
}
} else { // Build all targets
targets = [
target_release_es5,
target_release_es6,
target_debug,
target_profiler,
...target_extras
];
}
export default targets;