[x3d-public] Formulas of flowers

[John Carlson]

I would start out with something like Processing, not php.

Good luck!

On Sat, Jul 3, 2021 at 6:51 PM John Carlson <yottzumm at gmail.com> wrote:

> I’ve never heard of php doing drawings.  You mean SVG or X3D?
>
> https://en.m.wikipedia.org/wiki/Rose_(mathematics)
>
> I don’t know about real flowers.   Good luck with that.
>
> Number theory is really an odd choice, but I guess I suggested Fibonacci.
> That was more for numbers of petals.
>
> John
>
> On Sat, Jul 3, 2021 at 6:41 PM Konstantin Smirnov <
> konstantin.e.smirnov at gmail.com> wrote:
>
>> Thanks! I mean simple algorithm or formulas, for example on php, that can
>> easily draw flowers with math, number theory. For example, some flowers may
>> have structure like math equations solutions.
>>
>> Or for beginning, simply drawing a flower on php code.
>>
>> вс, 4 июл. 2021 г., 01:19 John Carlson <yottzumm at gmail.com>:
>>
>>> Mathematical Roses or Rhodonea should jump start you.   Also look up
>>> @sxywu on Twitter.   Her data sketches book may have specifics for a
>>> variety of “flowers”. For a more techy look, find Maurer Roses.
>>>
>>> I don’t know what you mean by Nt.   You can find shaders or JavaScript
>>> code in X3DJSONLD.   File names with “flower” or contents of “rose” will
>>> likely give you a jump start in 3D, but they are quite artificial and even
>>> more so animated.  Plus it seems like my code is currently in a non-working
>>> state.
>>>
>>> I would try something with Fibonacci, golden ratio to get things more
>>> natural, or perhaps particle systems for imperfections.
>>>
>>> For previews, checkout https://codextreme.net. One can get quite a lot
>>> of diversity with parametric equations, especially when animating
>>> parameters.
>>>
>>> http://www.grad.hr/sgorjanc/Links/roses.pdf
>>>
>>>
>>> Good luck!
>>> On Sat, Jul 3, 2021 at 11:45 AM Konstantin Smirnov <
>>> konstantin.e.smirnov at gmail.com> wrote:
>>>
>>>> Hi
>>>> Who knows formulas that can be used for drawing of flowers? Nt or
>>>> algorithms
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