Hi,
I've submitted the patch file. Do let me know suggestions for that, if any.
I'll share the rough initial draft of the proposal for your review and
recommendation soon.
Warm Regards,
*Sreyansh Kumhar Jain*
4th Year Undergraduate Student
Department of Mechanical Engineering
Indian Institute of Technology, Kharagpur
*+91-9933958066*
sreyanshjai...@gmail.com
Facebook <https://www.facebook.com/sreyansh.sonu> | LinkedIn
<https://www.linkedin.com/in/sreyansh-kumhar-jain-a61428104/>
On Tue, Mar 13, 2018 at 7:40 AM, Christopher Sean Morrison <brl...@mac.com>
wrote:
> Sreyansh,
>
> Before moving onto other primitives, please submit a patch file with your
> changes (including any new files) and demonstrate the superell working via
> OpenCL…
>
> You should definitely be drafting a proposal for review at this point.
> Proposal submissions opened today.
>
> Cheers!
> Sean
>
>
> On Mar 12, 2018, at 5:50 PM, Sreyansh Jain <sreyanshjai...@gmail.com>
> wrote:
>
> Hi,
>
> Thank you so much for the detailed guidance. Having gone through all the
> reference codes given, I've successfully ported the SUPERELL primitive to
> OpenCL. I'll try to do the same for HYP and others as well before the
> final application deadline. Should I proceed with drafting the proposal
> for review or is there something else that needs to be done?
>
> Eagerly looking to your revert.
>
>
> Warm Regards,
>
> *Sreyansh Kumhar Jain*
> 4th Year Undergraduate Student
> Department of Mechanical Engineering
> Indian Institute of Technology, Kharagpur
> *+91-9933958066*
>
> sreyanshjai...@gmail.com
> Facebook <https://www.facebook.com/sreyansh.sonu> | LinkedIn
> <https://www.linkedin.com/in/sreyansh-kumhar-jain-a61428104/>
>
> On Tue, Mar 6, 2018 at 10:56 PM, Vasco Alexandre da Silva Costa <
> vasco.co...@gmail.com> wrote:
>
>> Hello!
>> You can start by implementing one of the primitives which hasn't been
>> ported over to OpenCL yet.
>> There were a lot of issues with porting the HRT primitive last year,
>> probably because of the solver, so I would advise you to try to port
>> something simpler like either HYP or SUPERELL which shouldn't have any
>> issues.
>>
>> There is a quick reference guide to BRL-CAD MGED commands and primitives
>> here:
>> http://brlcad.org/w/images/5/52/MGED_Quick_Reference_Card.pdf
>>
>> Here is a reference card for OpenCL 1.2 (what we currently use) commands
>> and language constructs:
>> https://www.khronos.org/files/opencl-1-2-quick-reference-card.pdf
>>
>> I code for BRL-CAD using the Linux operating system. The other developers
>> typically use either that or Mac OS X.
>> Make sure to setup your development environment and install OpenCL on
>> your system. This program might be of help since it queries the installed
>> OpenCL versions to determine the supported version, etc:
>> https://github.com/simleb/clinfo
>>
>> You should provide a patch for that primitive (HYP or SUPERELL) before
>> GSoC officially starts. It shouldn't be too hard to do since you can use
>> one of the other already ported primitives (like ELL) as a template. You
>> basically need to port the ray-primitive intersection (shot) code from C to
>> OpenCL and to provide the glue code which packs and unpacks that primitive
>> from the C side to the OpenCL side.
>>
>>
>> I have a task list, of things to do, for the OpenCL ray tracer here:
>> http://brlcad.org/wiki/User:Vasco.costa
>>
>> You can use this as a basis to write your actual proposal. Of the things
>> in that todo list I would say that PIPE, DSP, BOT plate mode, and BREPs are
>> the most significant.
>>
>> Before you write the proposal and allocate time for the tasks you should
>> read the relevant code that you will have to port from ANSI C/C++ to OpenCL
>> to get an idea of the complexity of the tasks. Most of the relevant code is
>> located in this code tree:
>> https://svn.code.sf.net/p/brlcad/code/brlcad/trunk/src/librt/primitives/
>>
>> Regards,
>>
>> On Tue, Mar 6, 2018 at 4:28 PM, Sreyansh Jain <sreyanshjai...@gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> I'm new to the open source community but I'm well-versed with Python, C
>>> and CUDA while a beginner in OpenCL. I went through the project ideas list
>>> and I believe I can contribute to one on *GPGPU Raytracing*. Can you
>>> guide me on how to start contributing to these as of now. I hope I'm not
>>> that late.
>>>
>>>
>>> Warm Regards,
>>>
>>> Sreyansh Kumhar Jain
>>> 4th Year Undergraduate
>>> IIT Kharagpur
>>>
>>>
>>> ------------------------------------------------------------
>>> ------------------
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>>> BRL-CAD Developer mailing list
>>> brlcad-devel@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/brlcad-devel
>>>
>>>
>>
>>
>> --
>> Vasco Alexandre da Silva Costa
>> PhD in Computer Engineering (Computer Graphics)
>> Instituto Superior Técnico/University of Lisbon, Portugal
>>
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>>
>>
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