[ydl-gen] YDL on PB17

Tue Oct 31 09:46:20 MST 2006

Isn't this quite old? (They speak of the "newer" rage 128, a chip  
which has been obsolete for years).

-wn

On Oct 31, 2006, at 8:39 AM, Norberto Quintanar wrote:

>> From <http://www.xfree86.org/4.6.0/ati3.html#3> "For all but Mach64
> adapters, this driver still does not provide support for accelerated
> drawing to the screen. This means that all drawing is done by the
> CPU, rather than by any accelerator present in the system and this
> can make opaque moves, for example, quite ``jerky''."
>
> --- Warren Nagourney <warren at phys.washington.edu> wrote:
>
>> Ooops. I mean the radeon mobility 9700 gpu. I see that other people
>>
>> get 2D acceleration but not 3D. I don't seem to get any.
>>
>> Thanks.
>>
>> -wn
>>
>>
>> On Oct 31, 2006, at 8:19 AM, Warren Nagourney wrote:
>>
>>> Thanks very much for your replies!
>>>
>>> I fixed part of the video problem using a suggestion on the YDL
>>> solutions site: I was able to get the video back by using some
>> form
>>> of CTRL-OPTION-F2 to get a terminal and executed Xautoconfig to
>>> regenerate a useable configuration file.  The video now looks
>> good,
>>> but it is still not accelerated. Is there any way to ensure
>>> accelerated video on a machine using an ATI mobility 7700 gpu?
>>>
>>> The reason for thinking that the video is not accelerated is that
>> I
>>> briefly get multiple window outlines when I move one Firefox
>> window
>>> over another one. They quickly collapse, but this shouldn't
>> happen if
>>> the video is accelerated.
>>>
>>> Thanks.
>>>
>>> -wn
>>>
>>> On Oct 30, 2006, at 5:51 PM, Derick Centeno wrote:
>>>
>>>> Hi Warren!
>>>>
>>>> Welcome.
>>>>
>>>> If you don't mind I'll intersperse my replies with your
>> questions.
>>>>
>>>> Warren Nagourney wrote:
>>>>> I have a few YDL questions -  perhaps this should have been
>> sent to
>>>>> the new users list; if this list is inappropriate, my
>> apologies.
>>>>>
>>>>> I am attempting to install YDL 4.1 on an external Firewire
>> drive
>>>>> attached to a 1.5 GHz Powerbook 17" laptop. It seemed to
>> install
>>>>> successfully and launched into the KDE display manager. I
>> noticed
>>>>> first that the graphics were painfully slow - when running the
>> web
>>>>> browser (Firefox, I believe) there were many video artifacts
>> when
>>>>> one
>>>>> moved the browser window indicating very very slow refresh.
>> First
>>>>> question is how do I ensure that I have accelerated video?
>>>>>
>>>>>
>>>> Fortunately, I've done the above myself  using a 1.67 GHz PB.  I
>>
>>>> don't
>>>> mind going through the details of how this was done, however I
>> would
>>>> like to first suggest a different approach entirely -- if you
>> are
>>>> willing to consider it.  I discovered that this approach saved
>> me
>>>> time
>>>> and was very convenient.  Essentially what I did was partition
>> my
>>>> PB's
>>>> HD one for YDL and the other for OS X.  Switching between YDL
>> 4.1
>>>> and OS
>>>> X is merely a matter pressing a button (the option key).
>>>>
>>>> Of course I have no idea how much data is on your OS X side, but
>> if
>>>> you
>>>> back that up say with Dantz's Retrospect.  Then you can prepare
>> to
>>>> split
>>>> the PB HD with Apple's Disk Utility (recall HFS+ for OS X and
>> Free
>>>> Space
>>>> for the section you intend for YDL).  After that reinstall OS X
>> to
>>>> the
>>>> side it will reside in and if you have really a lot of data you
>> can
>>>> offload it to the external firewire drive.  Meanwhile you
>> continue to
>>>> complete the YDL installation process with the 1st YDL Install
>> CD and
>>>> just initiate the YDL installation sequence.  You and the YDL
>>>> installation program should see the prepared partition dedicated
>>>> for YDL
>>>> immediately.  The nice thing about doing this is that if you
>> move
>>>> into
>>>> serious development with YDL you can show immediately or nearly
>> so,
>>>> whatever you are working on.  And you'll have a full server
>> package
>>>> (several server packages actually) available from within YDL.
>>>>
>>>> OS X then becomes an appendage, while YDL becomes the work
>> horse.
>>>> And you loose carrying about an external drive.
>>>>
>>>> Now, if what I just shared doesn't interest you then, I'll
>> submit to
>>>> describing doing things as you initially wished.  I just thought
>>
>>>> you'd
>>>> appreciate a chance to rethink the entire matter.
>>>>
>>>>> Next, when playing with the display configuration, I managed to
>> set
>>>>> an excessive refresh rate so I now get gibberish on the screen.
>> Is
>>>>> there a simple way to reset the graphics? (through xconfig or
>>>>> something like this using a terminal?).
>>>>>
>>>> Within KDE:  Click upon the K such that you see System Settings,
>> then
>>>> select Display.  Doing this brings up a dialog box.  Select
>>>> Resolution
>>>> and Color Depth under the Settings tab.  See what works for you.
>>
>>>> Next
>>>> select Monitor and Video under the Hardware tab.  Select Apple
>>>> Titanium
>>>> PB G4. and the video card you have installed.
>>>>
>>>> OS X and YDL don't see the same hardware the same way so if you
>>>> examine
>>>> what OS X reports from within System Profiler then when you
>> select
>>>> Graphics/Displays you should see something -- on my system it is
>> ATI
>>>> Mobility Radeon 9700.  YDL sees the same device differently so
>> make
>>>> note
>>>> somewhere of all the other associated details of that card and
>> you
>>>> should see or recognize something within the Display app within
>> KDE.
>>>>
>>>> Within the Gnome environment the process is similar.
>>>>> Finally, can one recommend a development system for making
>>>>> multiwindow apps using OpenGL? I have been doing this for a
>>>>> number of
>>>>> years using Project Builder and now Xcode in OSX and have had
>>>>> reasonable success. For a number of uninteresting reasons, I am
>> in
>>>>> the process of abandoning the Apple platform due to the switch
>> to
>>>>> Intel, an architecture I have no interest in. (Also, in my
>> opinion,
>>>>> Xcode is getting worse with each new version and the vaunted
>> Cocoa
>>>>> developing environment is getting less and less attractive). My
>>>>> ultimate goal is playing with the Cell on a PS3 (I have many
>>>>> scientific programs which should benefit from the extreme
>>>>> parallelism
>>>>> - I already get a 4x increase  in speed using altivec in an
>> optical
>>>>> raytracer and anticipate more from the Cell).
>>>>>
>>>>> Thanks in advance for any help.
>>>>>
>>>>> Warren Nagourney
>>>>>
>>>>>
>>>> Ok!  Warren you found the right place!  Instead of diving into
>> 4.1
>>>> why
>>>> not just wait for YDL 5.0?  The desktop environment known as E17
>>
>>>> makes
>>>> OS X look very weak.
>>>> Of course what is even better however is that because E17 is
>> open
>>>> source
>>>> as is everything else in YDL, you can participate with the
>> various
>>>> projects improving one or another thing according to your wishes
>>>> without
>>>> being blocked by anyone telling you -- no you may not study
>> this!  I
>>>> have no advanced information regarding how this will run within
>> a PB
>>>> environment but my experience with YDL 4.1 is that it is very
>> fast
> === message truncated ===
>
>
>
>
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