[GEM-dev] how to share texture on different thread without having to copy it on the CPU?

[Cyrille Henry]

Le 23/02/2012 14:13, IOhannes m zmoelnig a écrit :
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> On 2012-02-23 12:35, Cyrille Henry wrote:
>> hello,
>>
>> is there a solution to share texture between 2 pd instance, or between 2
>> software, without having to copy it back in CPU?
>> somthing like pix_buffer_read and pix_buffer_write, but for gpu texture.
>>
>> it look like possible, but does anyone already implement it?
>> http://developer.download.nvidia.com/opengl/specs/GL_NV_copy_image.txt
>>
>
> "syphon" on osx does something like this.
> Gem-support is currently rudimentary though... (only output, and only
> the "main" framebuffer (gemwin))
>
>

is anything similar exist on other platform?
cheers
Cyrille

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> IOhannes
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