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Reshaping Calc for better performance

In this talk, I will talk about our plan to re-shape the Calc core to boost performance, improve quality and maintenability in many areas of the application. I will talk in detail about the overall plan, what we have done so far, and what we will still need to do.

Kohei Yoshida
17.Oct.2012 from 18:00 to 19:00
60 minutes
Konferenzraum 2

Details of the Talk

  1. Review on current design of Calc internals.
    • Document core (ScDocument and its members)
    • Formula engine (ScCompiler, ScInterpreter)
    • Import and export filters.
  2. What Calc should look like.
    • Document core - smaller, and more focused.
    • Formula engine - ixion
    • Import and export filters
      • Orcus - improved performance and code maintainability, faster turnaround, testability.
      • No more temporary storage of content, avoid double-import.
    • Pivot table engine
  3. Where we are currently - what we have done so far, and what we have yet to complete.
    • Document core
    • Formula engine
    • Import and export filters

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