[GEM-dev] Problem with textures on Ubuntu

[Jack]

I resize all my images with ImageMagick to 16x16 px to see, but no  
really change about performances :(
So there is no really optimization with NVidia driver 180.44 on  
GeForce 9700M GTS and Ubuntu 9.04.
++

Jack


Le 25 juin 09 à 17:18, Jack a écrit :

> Incredible !
> I will test it now !
> Thanx.
> ++
>
> Jack
>
>
> Le 25 juin 09 à 17:14, chris clepper a écrit :
>
>> You are just going to have to test it.  On OSX video textures that  
>> are multiples of 16 have been twice as efficient or more.
>>
>> On Thu, Jun 25, 2009 at 11:10 AM, Jack <jack at rybn.org> wrote:
>> Hello Chris,
>>
>> Excuse me to come back on this question. But can you help me about  
>> width image size and drivers ? Do you know if there is  
>> optimization with the NVidia driver 180.44 and images with size  
>> multiple of 16 px in width ? If the answer is yes, i have to  
>> resize my images because i use 768 textures with different size at  
>> 4 fps (enough for me but if i can optimize, why not ;). (I use  
>> GeForce 9700M GTS on Ubuntu 9.04).
>> Thanx.
>> ++
>>
>> Jack
>>
>>
>> Le 24 juin 09 à 16:55, Jack a écrit :
>>
>>> Thanx Chris, but the solution given by Iohannes seems to work  
>>> perfectly.
>>> However, is it better for performance to give to an image a width  
>>> multiple of 16 in any cases or not ?
>>> I use the last NVidia driver 180.44 on Ubuntu 9.04.
>>> ++
>>>
>>> Jack
>>>
>>>
>>> Le 24 juin 09 à 16:32, chris clepper a écrit :
>>>
>>>> On Wed, Jun 24, 2009 at 8:53 AM, Jack <jack at rybn.org> wrote:
>>>>
>>>> However, there is something very strange if it's about memory  
>>>> because on my MacPro 2x2.66 GHz Dual-Core Intel Xeon, i have  
>>>> only 256 MB on the GPU and all works fine on it (only 2 fps but  
>>>> it is not so slow).
>>>> The size of the images are between 127x108 and 72x123 pixels (so  
>>>> the total size at 24bit is near 12 MB ! : 127x108x3x300/1048576  
>>>> = 11.77 MB).
>>>>
>>>> Most of the drivers have optimizations for images that are a  
>>>> multiple of 16 in width, so maybe try using 128 pixel wide  
>>>> images and see if that helps.
>>>>
>>>
>>> _______________________________________________
>>> GEM-dev mailing list
>>> GEM-dev at iem.at
>>> http://lists.puredata.info/listinfo/gem-dev
>>
>>
>
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