Run details:
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.103 Safari/537.36
Chrome 73
Windows 8.1
Desktop
5 years ago
Test name Executions per second
drawImage on the main thread 51227.0 Ops/sec
drawImage on a worker thread (passing messages as Strings) 117275.4 Ops/sec
drawImage on a worker thread (passing messages as ArrayBuffer(100)) 82184.3 Ops/sec
drawImage on a worker thread (Transferable messages as ArrayBuffer(100)) 9485.1 Ops/sec
Script Preparation code:
Tests:
  • drawImage on the main thread

  • drawImage on a worker thread (passing messages as Strings)

  • drawImage on a worker thread (passing messages as ArrayBuffer(100))

  • drawImage on a worker thread (Transferable messages as ArrayBuffer(100))