Re: Shaderc as a JS library

Thanks!

26.10.2017, 20:49, "Kai Ninomiya" <kainino@google.com>:
> Good idea. Here:
> http://kai.graphics/shaderc-demo/
>
> On Thu, Oct 26, 2017, 5:20 AM Kirill Dmitrenko <dmikis@yandex-team.ru> wrote:
>> Can you create a static page somewhere (e.g., on GH itself) to test the library?
>>
>> 26.10.2017, 04:13, "Kai Ninomiya" <kainino@google.com>:
>>> oops. wrong thread. reposting in the correct thread.
>>>
>>> With dev tools open I actually get much less variance in my results (maybe performance.now behaves differently).
>>>
>>> Now I'm getting 32-37 ms for "void main() {}" and 46-49 ms to compile the big shadertoy from earlier.
>>>
>>> On Wed, Oct 25, 2017 at 5:57 PM Kai Ninomiya <kainino@google.com> wrote:
>>>> Maciej,
>>>> Absolutely. These are on my to-do list, but they're harder to check and compare with native.
>>>>
>>>> I quickly measured the compile time itself (excluding loading, I don't know offhand how to measure that), and got about 85-140 ms for this tiny "main(){}" shader. I don't know how this compares with native.
>>>>
>>>> -Kai
>>>>
>>>> On Wed, Oct 25, 2017 at 5:34 PM Maciej Stachowiak <mjs@apple.com> wrote:
>>>>>> On Oct 25, 2017, at 5:26 PM, Kai Ninomiya <kainino@google.com> wrote:
>>>>>> Hey all,
>>>>>>
>>>>>> Yesterday I compiled shaderc into a JS library with the minimal entry points needed to compile GLSL to SPIRV inside a web application.
>>>>>>
>>>>>> <Screenshot from 2017-10-24 17-17-52.png>
>>>>>>
>>>>>> Source (But don't try to build this yet, it won't work - needs manual intervention during build).
>>>>>> https://github.com/kainino0x/shaderc/commit/1035e488ac3dcf759d6017328abf20d1d39b672f
>>>>>>
>>>>>> kainino@kainino> du -b shaderc.*
>>>>>> 176816  shaderc.js
>>>>>> 45094   shaderc.js.gz
>>>>>> 2007815 shaderc.wasm
>>>>>> 589023  shaderc.wasm.gz
>>>>>> So a total of 634,117 bytes between shaderc.js.gz and shaderc.wasm.gz.
>>>>>>
>>>>>> (built with emcc -Oz; js files are the wasm wrappers, not asm.js)
>>>>>>
>>>>>
>>>>> Other interesting performance questions:
>>>>>
>>>>> - What's the runtime memory cost of loading or using these libraries?
>>>>> - How long does it take to transpile a typical shader?
>>
>> --
>> Kirill Dmitrenko
>> Yandex Maps Team


-- 
Kirill Dmitrenko
Yandex Maps Team

Received on Thursday, 26 October 2017 17:58:08 UTC