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Symbian, 2D games and Qt Optimization Flags

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  • K Offline
    K Offline
    kleimola
    wrote on last edited by
    #1

    Danilo Cesar has published an excellent "article":http://labs.danilocesar.com/blog/2010/09/19/symbian-2d-games-and-qt-optimization-flags/ about the title topic with some interesting results... Thanks, Danilo!

    >> Johannes <<

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    • D Offline
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      danilocesar
      wrote on last edited by
      #2

      =)

      I was waiting to finish the game before say something here, but thanks for the mention =)
      I believe this weekend the game will be ready.

      <a href="http://www.danilocesar.com">Danilo Cesar Lemes de Paula</a>
      Software Engineer

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      • K Offline
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        kleimola
        wrote on last edited by
        #3

        Heh, I found the link on maemo.org today. How about the paper you were working with?

        >> Johannes <<

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        • D Offline
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          danilocesar
          wrote on last edited by
          #4

          The problem is: Is much more "enjoyable" to write code rather than write papers =/

          Since I couldn't be at akademy I've left it aside for a while, prioritizing other OSS projects (yakuake, "beat maker":http://gitorious.org/beat-maker and the game cited on the post).

          but It's still on my TODO list =P

          <a href="http://www.danilocesar.com">Danilo Cesar Lemes de Paula</a>
          Software Engineer

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          • K Offline
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            kamalakshantv
            wrote on last edited by
            #5

            Thank you for sharing this information. Would like to know if the games sample code is made available.

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              danilocesar
              wrote on last edited by
              #6

              "Pareto was right":http://en.wikipedia.org/wiki/Pareto_principle, 20% of the code took 80% of the time =P

              @QtK - The code will be released with the game...

              <a href="http://www.danilocesar.com">Danilo Cesar Lemes de Paula</a>
              Software Engineer

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              • K Offline
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                kkrzewniak
                wrote on last edited by
                #7

                Hi have You tried QGraphicsView::NoViewportUpdate. I found that this method brought me the biggest improvement when it came to my games FPS. I don't know what the scope of Your game is but if it runs using QGraphicsScene::advance() this might work the same way for You.

                Ok now that I started to paint an nonblnak background NoViewportUpdate stopped being such a good idea. Please ignore my previous statement.

                Me, Grimlock, not "nice dino". ME BASH BRAINS!

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