[x3d-public] Formulas of flowers

John Carlson yottzumm at gmail.com
Sat Jul 3 16:51:11 PDT 2021

I’ve never heard of php doing drawings.  You mean SVG or X3D?


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.


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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