[Morphic] Re: NewMorphic Feedback (1 source control)

Stéphane Ducasse stephane.ducasse at univ-savoie.fr
Sat Jun 23 20:32:53 UTC 2007


On 23 juin 07, at 14:35, Juan Vuletich wrote:

> Hi Stef,
>
> You suggested that to me some time ago and I did. Sophie uses  
> smallintegers for coordinates. This is ok for books, to go from  
> printer pixels to books of several kilometers. But I want float  
> coordinates and multiple nonlinear coordinate systems in the same  
> world. I don't want to be restricted to Cartesian with a single  
> scale all over the system. In a morph, the number 3 could mean 3  
> milimeters, and in another it could mean 3 astronomic unit (mean  
> distance from the earth to the sun), or 3 degrees of latitude  
> north, or 3 db or whatever.

I thought that they used something new with a strange name for having  
better precision....
I cannot find the name anymore.

>
> Cheers,
> Juan Vuletich
>
> Stéphane Ducasse escribió:
>> Juan
>>
>> did you check the unit used in Sophie. Because told me that their  
>> units are quite good.
>>
>> Stef
>>
>>
>> On 22 juin 07, at 03:11, Juan Vuletich wrote:
>>
>>> Hi Jerome,
>>>
>>> Jerome Peace escribió:
>>>> Hi Juan,
>>>>
>>>> Cool.
>>>>
>>>> Thanks for listening.
>>>> I've actually followed progress to know how much you
>>>> advanced things. (Real time performance and the color
>>>> background fix. Great steady progress.)
>>>>
>>>>
>>> :) Thanks.
>>>> I am using things on an old 400hz iMac running OS9.1.
>>>> I'm using one of JMM's old macClassic vms. So I need
>>>> to find out if you changed anything in th vm you
>>>> distribute with the system?
>>>>
>>> Not at all. I should delete the VM from the zip file. It is  
>>> misleading.
>>> Ok. Done.
>>> So, you are doing a serious performance test there!  
>>> Unfortunately, the
>>> Morphic 3 stuff uses Floats for coordinates, and I haven't worked on
>>> performance yet, so everything should be slow...
>>>> I can try somethings that blow my mac out to the water
>>>> complete with the macbomb system crash box. That only
>>>> happened while using a low memory allocation. I'm
>>>> having better luck when I give the vm more room.
>>>>
>>> I believe the same should happen with any Squeak image, right?
>>>> I am about to try your new addr. If this doesn't
>>>> bounce then were golden.
>>>>
>>>>
>>> Yep, here I am.
>>>> The last try missed probably due to some typing on my
>>>> part.
>>>>
>>> Now I'm working on scrolling and clipping. I hope to publish  
>>> something soon.
>>>
>>> Cheers,
>>> Juan Vuletich
>>>
>>> _______________________________________________
>>> Morphic mailing list
>>> Morphic at lists.squeakfoundation.org
>>> http://lists.squeakfoundation.org/cgi-bin/mailman/listinfo/morphic
>>
>>
>



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