Quantized Mesh Decoder

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Enhanced Capabilities

• Improved type definitions (TypeScript support)
• Comprehensive test cases ensuring decoding accuracy

JavaScript decoder for the Quantized Mesh format.

Installation

In Node.js

The module is installable via pnpm:

pnpm install @deepgis/quantized-mesh-decoder

API Reference

import {decode} from '@deepgis/quantized-mesh-decoder'

decode(buffer, options)

• buffer: ArrayBuffer
• options: DecoderOptions

DecoderOptions

• maxDecodingStep: Number
  Limits how deep decoder should go. Takes of the properties of the DECODING_STEPS map. See import { DECODING_STEPS } from '@deepgis/quantized-mesh-decoder' .
  Default: DECODING_STEPS.extensions.

Links

• Quantized Mesh Specification
• Quantized Mesh Viewer
• TIN Terrain — tool that generates Quantized Mesh tiles out of GeoTIFF

Sample Tiles Attribution

• ./src/assets/tile-with-extensions.terrain: Cesium World Terrain from Cesium ion
• ./src/assets/tile-opentin.terrain: Open data from brazilian government IBGE, processed using TIN Terrain