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// official package plugins
import resolve from '@rollup/plugin-node-resolve';
import strip from '@rollup/plugin-strip';
import swcPlugin from '@rollup/plugin-swc';
// unofficial package plugins
import jscc from 'rollup-plugin-jscc';
import { visualizer } from 'rollup-plugin-visualizer';
// custom plugins
import { shaderChunks } from './plugins/rollup-shader-chunks.mjs';
import { engineLayerImportValidation } from './plugins/rollup-import-validation.mjs';
import { spacesToTabs } from './plugins/rollup-spaces-to-tabs.mjs';
import { dynamicImportLegacyBrowserSupport, dynamicImportBundlerSuppress } from './plugins/rollup-dynamic.mjs';
import { treeshakeIgnore } from './plugins/rollup-treeshake-ignore.mjs';
import { version, revision } from './rollup-version-revision.mjs';
import { getBanner } from './rollup-get-banner.mjs';
import { swcOptions } from './rollup-swc-options.mjs';
import { dirname, resolve as pathResolve } from 'path';
import { fileURLToPath } from 'url';
// Find path to the repo root
// @ts-ignore import.meta not allowed by tsconfig module:es6, but it works
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
const rootDir = pathResolve(__dirname, '..');
/** @typedef {import('rollup').RollupOptions} RollupOptions */
/** @typedef {import('rollup').OutputOptions} OutputOptions */
/** @typedef {import('rollup').ModuleFormat} ModuleFormat */
/** @typedef {import('@rollup/plugin-strip').RollupStripOptions} RollupStripOptions */
const TREESHAKE_IGNORE_REGEXES = [
/polyfill/
];
const STRIP_FUNCTIONS = [
'Debug.assert',
'Debug.assertDeprecated',
'Debug.assertDestroyed',
'Debug.call',
'Debug.deprecated',
'Debug.warn',
'Debug.warnOnce',
'Debug.error',
'Debug.errorOnce',
'Debug.log',
'Debug.logOnce',
'Debug.removed',
'Debug.trace',
'DebugHelper.setName',
'DebugHelper.setLabel',
'DebugHelper.setDestroyed',
'DebugGraphics.toString',
'DebugGraphics.clearGpuMarkers',
'DebugGraphics.pushGpuMarker',
'DebugGraphics.popGpuMarker',
'WebgpuDebug.validate',
'WebgpuDebug.memory',
'WebgpuDebug.internal',
'WebgpuDebug.end',
'WorldClustersDebug.render'
];
const BANNER = {
debug: ' (DEBUG)',
release: ' (RELEASE)',
profiler: ' (PROFILE)',
min: ' (RELEASE)'
};
const OUT_PREFIX = {
debug: 'playcanvas.dbg',
release: 'playcanvas',
profiler: 'playcanvas.prf',
min: 'playcanvas.min'
};
const HISTORY = new Map();
/**
* @param {'debug'|'release'|'profiler'} buildType - The build type.
* @param {boolean} isUMD - Whether the build is for UMD.
* @returns {object} - The JSCC options.
*/
function getJSCCOptions(buildType, isUMD) {
const options = {
debug: {
values: {
_CURRENT_SDK_VERSION: version,
_CURRENT_SDK_REVISION: revision,
_IS_UMD: +isUMD,
_DEBUG: 1,
_PROFILER: 1
},
asloader: false,
keepLines: true
},
release: {
values: {
_CURRENT_SDK_VERSION: version,
_CURRENT_SDK_REVISION: revision,
_IS_UMD: +isUMD
},
asloader: false
},
profiler: {
values: {
_CURRENT_SDK_VERSION: version,
_CURRENT_SDK_REVISION: revision,
_IS_UMD: +isUMD,
_PROFILER: 1
},
asloader: false
}
};
return options[buildType];
}
/**
* @returns {OutputOptions['plugins']} - The output plugins.
*/
function getOutPlugins() {
const plugins = [
];
if (process.env.treemap) {
plugins.push(visualizer({
filename: 'treemap.html',
brotliSize: true,
gzipSize: true
}));
}
if (process.env.treenet) {
plugins.push(visualizer({
filename: 'treenet.html',
template: 'network'
}));
}
if (process.env.treesun) {
plugins.push(visualizer({
filename: 'treesun.html',
template: 'sunburst'
}));
}
return plugins;
}
/**
* Build a target that Rollup is supposed to build (bundled and unbundled).
*
* @param {object} options - The build target options.
* @param {'umd'|'esm'} options.moduleFormat - The module format.
* @param {'debug'|'release'|'profiler'|'min'} options.buildType - The build type.
* @param {'unbundled'|'bundled'} [options.bundleState] - The bundle state.
* @param {string} [options.input] - Only used for examples to change it to `../src/index.js`.
* @param {string} [options.dir] - Only used for examples to change the output location.
* @returns {RollupOptions[]} Rollup targets.
*/
function buildTarget({ moduleFormat, buildType, bundleState, input = 'src/index.js', dir = 'build' }) {
const isUMD = moduleFormat === 'umd';
const isDebug = buildType === 'debug';
const isMin = buildType === 'min';
const bundled = isUMD || isMin || bundleState === 'bundled';
const targets = [];
// bundle from unbundled
if (bundled && HISTORY.has(`${buildType}-${moduleFormat}-false`)) {
const unbundled = HISTORY.get(`${buildType}-${moduleFormat}-false`);
/**
* @type {RollupOptions}
*/
const target = {
input: `${unbundled.output.dir}/src/index.js`,
output: {
banner: getBanner(BANNER[buildType]),
format: 'es',
indent: '\t',
sourcemap: isDebug && 'inline',
name: 'pc',
preserveModules: false,
file: `${dir}/${OUT_PREFIX[buildType]}.mjs`
}
};
HISTORY.set(`${buildType}-${moduleFormat}-true`, target);
targets.push(target);
return targets;
}
// minify from release build
if (isMin && HISTORY.has(`release-${moduleFormat}-true`)) {
const release = HISTORY.get(`release-${moduleFormat}-true`);
/**
* @type {RollupOptions}
*/
const target = {
input: release.output.file,
plugins: [
swcPlugin({ swc: swcOptions(isDebug, isUMD, isMin) })
],
output: {
plugins: getOutPlugins(),
file: `${dir}/${OUT_PREFIX[buildType]}${isUMD ? '.js' : '.mjs'}`
},
context: isUMD ? 'this' : undefined
};
HISTORY.set(`${buildType}-${moduleFormat}-${bundled}`, target);
targets.push(target);
return targets;
}
/**
* @type {RollupOptions}
*/
const target = {
input,
output: {
banner: bundled ? getBanner(BANNER[buildType]) : undefined,
plugins: isMin ? getOutPlugins() : undefined,
format: isUMD ? 'umd' : 'es',
indent: '\t',
sourcemap: bundled && isDebug && 'inline',
name: 'pc',
preserveModules: !bundled,
preserveModulesRoot: !bundled ? rootDir : undefined,
file: bundled ? `${dir}/${OUT_PREFIX[buildType]}${isUMD ? '.js' : '.mjs'}` : undefined,
dir: !bundled ? `${dir}/${OUT_PREFIX[buildType]}` : undefined,
entryFileNames: chunkInfo => `${chunkInfo.name.replace(/node_modules/g, 'modules')}.js`
},
plugins: [
resolve(),
jscc(getJSCCOptions(isMin ? 'release' : buildType, isUMD)),
isUMD ? treeshakeIgnore(TREESHAKE_IGNORE_REGEXES) : undefined,
isUMD ? dynamicImportLegacyBrowserSupport() : undefined,
!isDebug ? shaderChunks() : undefined,
isDebug ? engineLayerImportValidation(input) : undefined,
!isDebug ? strip({ functions: STRIP_FUNCTIONS }) : undefined,
swcPlugin({ swc: swcOptions(isDebug, isUMD, isMin) }),
!isUMD ? dynamicImportBundlerSuppress() : undefined,
!isDebug ? spacesToTabs() : undefined
]
};
HISTORY.set(`${buildType}-${moduleFormat}-${bundled}`, target);
targets.push(target);
return targets;
}
export { buildTarget };