[fpc-pascal] Next language feature for pas2js...
Michael Van Canneyt
michael at freepascal.org
Tue May 1 11:50:23 CEST 2018
On Tue, 1 May 2018, Ingemar Ragnemalm wrote:
> Den 2018-05-01 kl. 09:50, Ryan Joseph <ryan at thealchemistguild.com> wrote:
>>> On Apr 25, 2018, at 9:43 PM, Michael Van Canneyt<michael at freepascal.org>
>>> Ah, webgl...
>>> I had a look at this some time ago, and got depressed. Quickly closed the
>>> browser and didn't look back. Same for webaudio:(
>> I’m actually a little curious about this myself because I’ve been using
>> OpenGL often recently. I’ve seen the Ingemar’s demos but I only slightly
>> grasp how it’s working.
>> The wiki says you’re actually parsing the Pascal (not compiling it) and
>> work in practice? For examples lets say I want to translate a single OpenGL
>> function, how does that look?
> from examples in the interfaces. I believe web.pas was particularly useful. I
> also made some changes in web.pas. Well, why not say what: I made
> localStorage public instead of private.
It is public ?
> And I think "strokeStyle" was spelled "strokeStye". Also added
Fixed, rev 82.
> procedure ellipse(x, y, radiusX, radiusY: TCanvasCoordType; rotation,
> startAngle, endAngle: Real; anticlockwise: Boolean);
> into TJSCanvasRenderingContext2D.
I did not add that on purpose, because it is marked experimental in the documentation.
I only add 'stable' calls.
> Not that much though.
> WebGL is interesting for me, and being an OpenGL expert (teaching it for many
> years, written two course books on the subject and tons of code), I am happy
> to contribute any way I can. If nothing else, I can promise some decent
> demos, and testing of course.
I will see if today I can come up with a basic translation based on the IDL that
Ryan posted. I had webgl for version 1.0 on my wishlist.
I'll get back on that later today, and examples would be *hugely* appreciated.
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