>>>>> "Abdelrazak" == Abdelrazak Younes <[EMAIL PROTECTED]> writes:
Abdelrazak> Abdelrazak Younes a écrit : >>>> On Mon, Feb 06, 2006 at 09:59:42AM +0100, Jean-Marc Lasgouttes >>>> wrote: >>>>> This is what I was about to suggest: currently, every time a >>>>> paragraph is created/killed, the whole document after it is >>>>> duplicated. For images, this means a lot of work. In particular, >>>>> I think a pixmap is created in the X server, which means a lot >>>>> of data to transfer. >> Hello Jean-Marc, maybe this is the bottleneck I am looking for. >> With my patch, undo/redo paragraph insertion is instantaneous and I >> can see that ParagraphList::insert and/or erase are called. Could >> you explain me why the whole document after a deletion has to be >> created? Could you point me to the code that do that? Thanks in >> advance. Abdelrazak> In french we say "On est jamais si bien servi que par Abdelrazak> soi-meme." So I investigated a bit more and I think the Abdelrazak> bottleneck is in "paragraph_pimpl.C": Abdelrazak> void Paragraph::Pimpl::eraseIntern(pos_type pos) But eraseIntern is only called when removing characters from a paragraph, right? What does this have to do with creating/deleting an empty paragraph? Can you have access to a profiler? JMarc
