[Bf-cycles] OpenCL on AMD GPUs

[Nazim Mer]

Hi
I like that link, i can test this on my current gpu,
Can someone convert these scenes for luxrender, so that we could compare
cycles v lux

Regards
Naz
 On 12 Jan 2015 08:01, "Sergey Sharybin" <sergey.vfx at gmail.com> wrote:

> We've got regressions tests repository there
> https://svn.blender.org/svnroot/bf-blender/trunk/lib/tests/cycles/
>
> We currently working on getting some benchmark scenes to do real
> production tests. Think some scenes will go there this week.
>
> One thing i don't really like still is that it is totally unclear if
> things will keep working in next driver version and also whether adding
> some more functionality to kernel will break things again.. So for the long
> term we need to do kernel split, would help for NVidia cards as well.
>
> On Mon, Jan 12, 2015 at 10:20 AM, Lenny Wang <lenny at multicorewareinc.com>
> wrote:
>
>> The original OpenCL megakernel seems working fine with the latest 14.12
>> omega driver on AMD GCN GPUs.  Tried on some popular models available on
>> web.
>>
>> Could someone point me to the repo that holds scenes for testing?
>>
>> On Sun, Jan 11, 2015 at 3:20 PM, Sergey Sharybin <sergey.vfx at gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> No, not really. Would be cool to hear AMD developers' progress about
>>> their kernel split work here in the list :)
>>>
>>> On Tue, Dec 2, 2014 at 6:46 PM, Nazim Mer <nazim.mer at gmail.com> wrote:
>>>
>>>> Hello Blenderheads,
>>>>
>>>> Has any one received an update in regards to the progress of the AMD's
>>>> developers approach.
>>>>
>>>> Regards,
>>>>
>>>> Nazim
>>>>
>>>> On 2 December 2014 at 12:17, Sergey Sharybin <sergey.vfx at gmail.com>
>>>> wrote:
>>>>
>>>>> Nirved, AMD developers announced here in the list they'll be working
>>>>> on splitting the Cycles megakernel to smaller kernels, similar to wavefront
>>>>> path tracer paper.
>>>>>
>>>>>
>>>>> So my guess would be that it's more productive to collaborate on that
>>>>> work instead of initializing new one.
>>>>>
>>>>> On Mon, Dec 1, 2014 at 3:33 AM, storm <kartochka22 at yandex.ru> wrote:
>>>>>
>>>>>> Great. How are you going to disassemble binary blob, then fix AMD
>>>>>> proprietary OpenCL compiler bugs, assemble/patch binary compiler or
>>>>>> make
>>>>>> your own? Or you going Luxrender (Dade) way to toss lines in random
>>>>>> order untill it can render few specific scenes, and hope that next
>>>>>> month
>>>>>> Catalyst AMD proprietary blob will not runie it?
>>>>>>
>>>>>> В Вс, 30/11/2014 в 19:46 +0200, Nirved пишет:
>>>>>> > Hello,
>>>>>> >
>>>>>> >
>>>>>> > I'm going to work on finally making cycles work on my hardware - R9
>>>>>> > 290, Linux.
>>>>>> >
>>>>>> >
>>>>>> > The project has four phases:
>>>>>> >
>>>>>> > 1. Parse CPU cycles code.
>>>>>> >
>>>>>> > 2. Interpret, estimate performance in best/worst case.
>>>>>> >
>>>>>> > 3. Grok code, use statistics from phase 2; divide & conqueror,
>>>>>> > transform & conqueror. This requires some AI.
>>>>>> >
>>>>>> > 4. Produce OpenCL code.
>>>>>> >
>>>>>> >
>>>>>> > Each phase will take about a week.
>>>>>> >
>>>>>> >
>>>>>> > I expect the project to be done before 6th January; if lucky before
>>>>>> > 24th December.
>>>>>> >
>>>>>> >
>>>>>> > Regards
>>>>>> >
>>>>>> > Nirved
>>>>>> >
>>>>>> > _______________________________________________
>>>>>> > Bf-cycles mailing list
>>>>>> > Bf-cycles at blender.org
>>>>>> > http://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Bf-cycles mailing list
>>>>>> Bf-cycles at blender.org
>>>>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> With best regards, Sergey Sharybin
>>>>>
>>>>> _______________________________________________
>>>>> Bf-cycles mailing list
>>>>> Bf-cycles at blender.org
>>>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> Bf-cycles mailing list
>>>> Bf-cycles at blender.org
>>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>>>
>>>>
>>>
>>>
>>> --
>>> With best regards, Sergey Sharybin
>>>
>>> _______________________________________________
>>> Bf-cycles mailing list
>>> Bf-cycles at blender.org
>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>>
>>>
>>
>> _______________________________________________
>> Bf-cycles mailing list
>> Bf-cycles at blender.org
>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>
>>
>
>
> --
> With best regards, Sergey Sharybin
>
> _______________________________________________
> Bf-cycles mailing list
> Bf-cycles at blender.org
> http://lists.blender.org/mailman/listinfo/bf-cycles
>
>
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