Alpha compositing – Isolated groups

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Alpha compositing – Isolated groups

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blending

On Github cabanier / blending

Alpha compositing

Blending

Isolated groups

Isolated groups on older GPU's

Non-isolated groups

Issues with non-isolated groups

  • Not widely implemented in software libraries or operating systems
  • Requires extra shape buffer
  • More processing (copying/merging/shader code)

Proposal: make isolated groups the default

Isolated problem