[x3d-public] C SAI

[John Carlson]

Note, sometimes i use the phone and attachments and google drive doesn’t
work too well.  I will look at patches later, seems like you have a
everything ready?

Thanks, I shouldn’t be a crybaby.

John

On Sat, Jan 14, 2023 at 2:37 PM GPU Group <gpugroup at gmail.com> wrote:

>
> http://www.web3d.org/specifications/ISO-IEC19777/ISO-IEC19777-3v3.3-DIS/Part03/functions.html#Matrix3
>
> didn't compile for me > evidence that it was never tested by compiling.
> Recommend compile checks on language translations.
> -Doug Sanden
> ...
>
> https://drive.google.com/file/d/1-35F-a5YTxhEUjAvRpiaccTkcYlaXQM5/view?usp=sharing
>
> - a little C program I did to test Matrix3 and Matrix4, showing how I
> modified structs 2 different ways, with commented lines scraped from above
> spec not compiling.
>
>
> console output
> Hello web3d C-SAI world
> mat3 initialized elements 1 to 9
> 1.000000 2.000000 3.000000
> 4.000000 5.000000 6.000000
> 7.000000 8.000000 9.000000
> mat3 transposed
> 1.000000 4.000000 7.000000
> 2.000000 5.000000 8.000000
> 3.000000 6.000000 9.000000
> mat3 set to identity
> 1.000000 0.000000 0.000000
> 0.000000 1.000000 0.000000
> 0.000000 0.000000 1.000000
>
>
> matr initialized elements 1 to 16
> 1.000000 2.000000 3.000000 4.000000
> 5.000000 6.000000 7.000000 8.000000
> 9.000000 10.000000 11.000000 12.000000
> 13.000000 14.000000 15.000000 16.000000
> mat4 transposed
> 1.000000 5.000000 9.000000 13.000000
> 2.000000 6.000000 10.000000 14.000000
> 3.000000 7.000000 11.000000 15.000000
> 4.000000 8.000000 12.000000 16.000000
> mat4 set to identity
> 1.000000 0.000000 0.000000 0.000000
> 0.000000 1.000000 0.000000 0.000000
> 0.000000 0.000000 1.000000 0.000000
> 0.000000 0.000000 0.000000 1.000000
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>
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