59 lines
2.2 KiB
TypeScript
59 lines
2.2 KiB
TypeScript
import fs from 'fs'
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import supportedVersions from '../src/supportedVersions.mjs'
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import { join } from 'path'
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type Shape = number[]
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interface Shapes {
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blocks: Record<string, number | number[]>
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shapes: Record<string, Shape[]>
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}
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const shapesMap = new Map<string, number>()
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const processData = (data: Shapes) => {
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const sizeInput = JSON.stringify(data).length
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let replaced = 0
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let shapesToRemove = new Set<number>()
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for (const [block, shapes] of Object.entries(data.blocks)) {
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const arr = Array.isArray(shapes)
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const shapesArr = Array.isArray(shapes) ? shapes : [shapes]
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for (const [i, id] of shapesArr.entries()) {
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const resolved = data.shapes[id]
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const shapesKey = resolved.map(x => x.join(',')).join(';')
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const existingShapeId = shapesMap.get(shapesKey)
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// todo-low the size can be optimized even futher by splitting data into shape-parts
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if (existingShapeId !== undefined && existingShapeId !== id) {
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// console.log(`duplicate for ${block}: ${existingShapeId}`)
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if (arr) data.blocks[block][i] = existingShapeId
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else data.blocks[block] = existingShapeId
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replaced++
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shapesToRemove.add(id)
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}
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else {
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shapesMap.set(shapesKey, id)
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}
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}
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}
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for (const shape of shapesToRemove) {
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delete data.shapes[shape]
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}
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// const sizeOutput = JSON.stringify(data).length
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// console.log('Saving', replaced, sizeInput / 1024, '->', sizeOutput / 1024, Math.round(sizeInput / sizeOutput), 'x')
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return data
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}
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for (const version of [...supportedVersions].reverse()) {
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const dataPath = join(require.resolve('minecraft-data'), '../minecraft-data/data/pc', version, 'blockCollisionShapes.json')
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if (fs.existsSync(dataPath)) {
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console.log('using blockCollisionShapes of version', version)
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const data = JSON.parse(fs.readFileSync(dataPath, 'utf8'))
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data.version = version
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data.versionKey = require('minecraft-data/package.json').version
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processData(data)
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fs.mkdirSync('./generated', { recursive: true })
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fs.writeFileSync('./generated/latestBlockCollisionsShapes.json', JSON.stringify(data), 'utf8')
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break
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}
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}
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// const path = './node_modules/.pnpm/minecraft-data@3.45.0/node_modules/minecraft-data/minecraft-data/data/pc/1.19/blockCollisionShapes.json'
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