Tagged: GoldenCheetah RSS

  • jknotzke 16:24 on January 5, 2010 Permalink | Log in to leave a Comment
    Tags: GoldenCheetah   

    Now parsing 

    I managed to get the parser in Java up and running. Code is here: http://github.com/jknotzke/GoldenEmbedParser I’m able to fully parse the HRM data out of the dump.

    What is left to do is to add in a time stamp. The time stamp will have hour, minute and second. The end goal for this project is to be able to import into GC. GC assumes 1 second sample rates. So I don’t need to handle less then 1 second timestamps.

    The time stamp will appear after the ANT checksum. This might lead to data corruption of the timestamp but in post processing I can fake a time stamp based on a previous sample. The advantage is if a time stamp fails, I still have valid ANT+ data.

    After that is done, the next and final step (for me) will be to handle Power and then Power with HRM.

    I noticed a few people have bought the hardware and are now starting to use my creation. That’s Fab!

     
  • jknotzke 15:00 on December 22, 2009 Permalink | Log in to leave a Comment
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    Context Menus, Power Peaks, New Modes 

    There’s been a flurry of activity to Golden Cheetah in the past few days.. It must be people on vacation  from work !

    The first is context menus for the rides by Thomas Weichmann:

    This allows a user to right click on their ride menu and select delete ride, Find the best intervals of that ride (opens a new dialog) Find Power Peaks (more on this later) and Split Ride (if your ride spanned more then 1 day or had long periods of rest in between, GC allows you to split that ride into several other rides. It will even suggest where to split this.

    Find Power Peaks by Mark Liversedge: When selecting this option, GC will calculate all the Power Peaks for the various types of “standard” peaks one looks for. 5s, to 20, 30 and 60 minutes. Very useful if you are looking for your all time bests for each of these type intervals.

    Also new is the ability to check in which mode you’d like to use GC “Post Analysis View and Train and Racing View which is essentially Realtime mode.  (Mark Liversedge).

    This gives you the newer “Realtime View”

    So lots of new stuff. GoldenServer which is the application that will allow users to virtually race is well on its way. It’s installed as an Alpha and the new Client for it is being developed as we speak.

    The contribution list for 1.3 is also in the works. So a release can’t be far behind.

     
  • jknotzke 06:59 on December 16, 2009 Permalink | Log in to leave a Comment
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    GC is Big in Japan 

    Golden Cheetah is now currently being translated into Japanese!

    f8b54c1bd47c976208dd21ceda2c01de

     
  • jknotzke 21:12 on December 14, 2009 Permalink | Log in to leave a Comment
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    Golden Cheetah Supporte Le Français 

    Golden Cheetah supporte Le Francais
    Grâce à Damien Grauser, nous sommes heureux de vous annoncer que Golden Cheetah a appris le Francais !

    Grâce à Damien Grauser, nous sommes heureux de vous annoncer que Golden Cheetah a appris le Francais !

    Screen shot 2009-12-14 at 8.05.51 PM

     
  • jknotzke 14:35 on December 12, 2009 Permalink | Log in to leave a Comment
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    Creation of Intervals and New Release 

    Screen shot 2009-12-12 at 1.14.19 PM

    Thanks to Mark Liversedge and Damien Grauser for what is a very important patch. This latest patch really closes the gap that we have with other power analysis software. Included in this new feature is:

    * Adds User Definable Intervals on AllPlot using shift-Left Click
    * Adds WKO+ Interval reading (but hides the markers on AllPlot as they
    look ugly)
    * Adds a Find Peak Powers menu option
    * Adds an add to intervals button to the Find Best Intervals Dialog
    * Provides an Interval selector on the left of the screen (with
    right-click context sensitive menus to rename, delete and zoom)
    * Makes the AllPlot, Histogram and PfPv Charts all Interval aware
    * Introduces the new GC File format and a Save option (with a conversion
    warning)
    * Checks for save of changed files on exit

    And I have changed it to follow better practices by;
    * Implementing intervalsChanged and intervalSelected signals from
    MainWindow in all the charts and plots

    As well, GC  1.3 is in the works. We hope to release before Christmas.

     
  • jknotzke 16:23 on November 23, 2009 Permalink | Log in to leave a Comment
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    Golden Cheetah Realtime Accepted into Main GC Trunk 

    And with this email lots of hard work, swearing and general suffering (ok it wasn’t that bad) a MAJOR patch has been accepted into the main GC repository.

    Which means, in the next release, (or someone willing to build from scratch) will be able to stream data live.

    Next up, Racing !

    Way to go Mark. We did good.

     
  • jknotzke 22:03 on October 31, 2009 Permalink | Log in to leave a Comment
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    Golden Cheetah first Alpha Release of Streaming Computrainer and ANT+ 

    Computrainer and ANT+ Support is now about ready to test.

    The quickest way to try it, is to clone my repo at:   git://github.com/jknotzke/GoldenCheetah.git

    For ANT+ you’ll need Quarqd

    You’ll also need a USB ANT Stick. There are two to choose from Garmin or Sparkfun‘s

    Quarqd doesn’t work right now under Mac. Also, it’s got a bug with ANT+ HRM straps. But it supports power under Linux !

    If you have questions regarding Quarqd, please ask me.

    Currently, we have very near full support for the Computrainer.

    For ANT+ we support RPM and Power (I don’t own a speed sensor :-) )

    We also support pairing for ANT+ and Computrainer. So it will go out and find all your devices and store them for you for the next time.

    Try it out, let us know what you think.

     
    • mitsukuni 12:11 on November 2, 2009 Permalink

      Hi,

      Great work!
      I am hopefully support full function on MacOSX :-)

      BTW,
      I can’t find quarqd_messages.py & ant_messages.py.
      Where can I get those scripts?

      Thanks

    • jknotzke 07:13 on November 13, 2009 Permalink

      You can find the quarqd stuff here: http://opensource.quarq.us/quarqd

      It’s still not working under OS X ;-( The developer is busy with other stuff. But he’ll get to it.

    • mitsukuni 12:07 on November 19, 2009 Permalink

      Thanks.
      I testing current version of GoldenCheetah under Mac.

      Japanese powermeter users interest in this project :-)

  • jknotzke 21:19 on October 27, 2009 Permalink | Log in to leave a Comment
    Tags: GoldenCheetah   

    Golden Cheetah Streaming Prototype 

    Using Quarq’s quarqd, Mark Liversedge and I managed to get GC to stream ANT+ data.. Much more work left to do !

     
  • jknotzke 06:56 on September 26, 2009 Permalink | Log in to leave a Comment
    Tags: GoldenCheetah   

    Golden Cheetah 1.2 Now Released 

    After a month of very hard work and lots and lots of debugging, we have finally released version 1.2 !

    Some of the new features are:

    • Direct download from SRM (R. Clasen and S. Rhea)
    • WKO+ file import (M. Liversedge)
    • Qollector support (M. Rages)
    • Altitude plotting (T. Weichmann)
    • Power zones shading (D. Connell)
    • Weekly summary histograms (R. Carlsen)
    • Automatic CP estimation from CP graph (D. Connell)
    • Support for running off a USB stick (J. Knotzke)
    • OS-specific directory layout (J. Simioni)
    • PF/PV plot improvements (B. de Schouwer)
    • Memory leak fixes (G. Lonnon)

    The new calendar looks a little like:

    You can download Golden Cheetah over at our website. We hope you like it!

     
  • jknotzke 12:51 on August 8, 2009 Permalink | Log in to leave a Comment
    Tags: GoldenCheetah   

    Changes to Golden Cheetah. New Release imminent. 

    There has been a lot of work of late going into Golden Cheetah and a new major announcement will be made later on in September that we are all very excited about.

    Since the last update several changes have taken place. The first, is D.J Connel has produced a mega patch that will determine your Critical Power based on your current rides. D.J uses a very long and quite complex algorithm to detect what your critical power is based on your various rides. You have the choice to use it, or ignore it.

    Critical Power Estimator

    He also added some very nice UI improvements that help indicate where in your various zones you rode.

    Ride File with Zones

    D.J also added code that indicates zones entered for the Pf/Pv plot.

    Pf/Pv Plot with Zones

    This will be an important introduction as Long Term Metrics (LTM) takes hold. Speaking of which, I have been working on this. I can now scan your entire Library of all your rides using all the various file formats and enter in the summary data into a sqlite database. GC can also update with new rides.

    What I am working on now is a graph that shows you a timeline of all your rides with the amount of bike score points you accumulated. Each of the rides is selectable which brings up the actual ride. I am hoping to have this in for the next release which is scheduled for early September.

    Ride SplitNed Harding who produces our Windows builds, not to mention hacked up the ability to download from the Powertap using the new D2XX device drivers on Windows, also produced an incredible piece of code which allows the user to split their ride. Say you started a ride in the morning, then finished it off later that afternoon but with an 8 hour break. GC will allow you to split that ride into several new rides. It will also suggest where to split that ride. Fantastic stuff.

    Eric Murray also submitted a patch that will allow users to manually enter a ride for those days you couldn’t use your Power Meter.

    Manual Ride Entry

    One final change to GC which has been checked in allows for GC to be run off a USB stick. Not all the final touches have been made but we are not far off. So a user will be able to load GC onto a USB stick and run GC with his entire library from that USB stick.

    This final feature was implemented in order to support a new device which will feature Golden Cheetah! I still can’t quite say which device but it will be showcased at Interbike 2009 in late September.

    One final code change to announce. Sean, with the help of Rainer, was able to implement a SRM7 import.

    Other changes to Golden Cheetah have been the introduction of git which replaces svn. Our repository is now here: http://github.com/srhea/GoldenCheetah.

    So lots of really exciting stuff with lots more to come.

     
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