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What are ASTC and ETC2?

Overview

The texture compression formats ASTC and ETC2 are supported depending on the device.

  • PC: Neither is supported.
  • iOS: Primarily ETC2, occasionally ASTC.
  • Android: Primarily ETC2, occasionally ASTC.

Where They Are Actually Used

AstcAndEtc200

The area within the HEO files located under release/data/Field/.

!!! info How the generated tex_xxx folders are used The .heo file retrieves the model's polygon data, and depending on the compression format supported by each device, either tex_astc or tex_etc is selected.

Differences Before and After Applying

AstcAndEtc201

Additionally, dynamically loaded data is also reduced in size, which lightens both the initial and continuous load.