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Copy pathrollup.config.js
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303 lines (279 loc) · 7 KB
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import babel from '@rollup/plugin-babel';
import replace from '@rollup/plugin-replace';
import { createFilter } from '@rollup/pluginutils';
import jscc from 'rollup-plugin-jscc';
import { terser } from 'rollup-plugin-terser';
import { version } from './package.json';
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(/ /g, '\t'), // eslint-disable-line no-regex-spaces
map: { mappings: '' }
};
}
};
}
function shaderChunks(removeComments) {
const filter = createFilter([
'**/*.vert',
'**/*.frag'
], []);
return {
transform(code, id) {
if (!filter(id)) return;
// Remove carriage returns
code = code.replace(/\r/g, '');
// 4 spaces to tabs
code = code.replace(/ /g, '\t'); // eslint-disable-line no-regex-spaces
if (removeComments) {
// Remove comments
code = code.replace(/\/\*[\s\S]*?\*\/|\/\/.*/g, '');
// Trim all whitespace from line endings
code = code.split('\n').map((line) => line.trimEnd()).join('\n');
// Restore final new line
code += '\n';
// Comment removal can leave an empty line so condense 2 or more to 1
code = code.replace(/\n{2,}/g, '\n');
}
return {
code: `export default ${JSON.stringify(code)};`,
map: { mappings: '' }
};
}
};
}
const es5Options = {
babelHelpers: 'bundled',
babelrc: false,
comments: false,
compact: false,
minified: false,
presets: [
[
'@babel/preset-env', {
loose: true,
modules: false,
targets: {
ie: "11"
}
}
]
],
plugins: [
[
'@babel/plugin-proposal-class-properties', {
loose: true
}
]
]
};
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
}
}
]
],
plugins: [
[
'@babel/plugin-proposal-class-properties', {
loose: true
}
]
]
};
const target_release_es5 = {
input: 'src/index.js',
output: {
banner: getBanner(''),
file: 'build/playcanvas.js',
format: 'umd',
indent: '\t',
name: 'pc'
},
plugins: [
jscc({
values: {}
}),
shaderChunks(true),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
babel(es5Options),
spacesToTabs()
]
};
const target_release_es5min = {
input: 'src/index.js',
output: {
banner: getBanner(''),
file: 'build/playcanvas.min.js',
format: 'umd',
indent: '\t',
name: 'pc'
},
plugins: [
jscc({
values: {}
}),
shaderChunks(true),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
babel(es5Options),
terser()
]
};
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
}),
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
}
}),
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
}
}),
shaderChunks(false),
replace({
values: {
__REVISION__: revision,
__CURRENT_SDK_VERSION__: version
},
preventAssignment: true
}),
babel(es5Options),
spacesToTabs()
]
};
const target_extras = {
input: 'extras/index.js',
output: {
banner: getBanner(''),
file: 'build/playcanvas-extras.js',
format: 'umd',
indent: '\t',
name: 'pcx'
},
plugins: [
babel(es5Options),
spacesToTabs()
]
};
let targets = [
target_release_es5,
target_release_es5min,
target_release_es6,
target_debug,
target_profiler,
target_extras
];
// Build all targets by default, unless a specific target is chosen
if (process.env.target) {
switch (process.env.target.toLowerCase()) {
case "es5": targets = [target_release_es5, target_extras]; break;
case "es5min": targets = [target_release_es5min, target_extras]; break;
case "es6": targets = [target_release_es6, target_extras]; break;
case "debug": targets = [target_debug, target_extras]; break;
case "profiler": targets = [target_profiler, target_extras]; break;
}
}
export default targets;