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From: fir <fir@grunge.pl>
Newsgroups: comp.lang.c
Subject: Re: on allowing "int a" definition everywhere
Date: Tue, 27 Aug 2024 22:02:15 +0200
Organization: i2pn2 (i2pn.org)
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fir wrote:
> Bart wrote:
>> On 27/08/2024 19:44, fir wrote:
>>> fir wrote:
>>
>>>> on fictional snippet (probebly not working)
>>>>
>>>> void draw_line( float x, float y, float x2, float y2, unsigned color)
>>>> {
>>>>      float
>>>>       wx=dist(x,x2),wy=dist(y,y2); int m=wx<wy?wx:wy;
>>>>       float dx=wx/m,dy=wy/m;for(int
>>>> i=0;i<(int)m;i++)set_pixel(x+=dx,y+=dy,color);
>>>> }
>>>>
>>>> thin skin
>>>>
>>>> draw_line`x`y`x2`y2`color
>>>> {
>>>>      `wx=dist x x2,`wy=dist y y2,`M=(wx<wy?wx!wy)
>>>>      `dx=wx/m,`dy=wy/m, M'set_pixel x+=dx y+=dy color;
>>>> }
>>>>
>>> though eventualy it canm be written shorter i guess
>>>
>>>   draw_line`x`y`x2`y2`color:
>>>   `m = min 'wx=abs x2-x 'wy=abs y2-y) ' set_pixel x+=wx/m y+=wy/m color;
>>>   ;
>>>
>>> not to say it lookin specially good but welll..
>>
>> There are ways to have more compact syntax without it turning weird,
>> leaving out types, and using backtick separators and other strange
>> punctuation (or is that lone ')' a typo?).
>>
>> Start with this version:
>>
>>    void draw_line( float x, float y, float x2, float y2, unsigned color)
>>    {
>>        float
>>         wx=dist(x,x2),wy=dist(y,y2); int m=wx<wy?wx:wy;
>>         float
>> dx=wx/m,dy=wy/m;for(inti=0;i<(int)m;i++)set_pixel(x+=dx,y+=dy,color);
>>   }
>>
>> For example:
>>
>>     void draw_line(f32 x, y, x2, y2; u32 colour) {
>>         f32 wx = dist(x, y2), wy = dist(y, y2)
>>         int m = min(wx, wy)
>>         repeat m {
>>             set_pixel(x += wx/m, y += wy/m, colour)
>>         }
>>     }
>>
>> Summary:
>>
>> - Allow shared types in parameter lists
>> - Auto semicolon insertion
>> - Built-in 'min/max' operators
>> - New repeat-n-times loop
>> - Shorter type names
>
> yes there were typos and mistakes
> its more like
>
>   draw_line`x1`y1`x2`y2`color:
>    `m = min abs x2-x1 abs y2-y1 ' set_pixel x1+=(x2-x1)/m y1+=(y2-y1)/m
> color;
> ;
>
> with some 'cheats as i both float and unsigned gere note by ` but ascii
> has to narow charset amd i dont know unicode enough (though probably i
> could look into unicode and chose some
>
> • draw_line`x1`y1`x2`y2`color:
>    `m= x2‾x1 ˩ y2‾y1 ' set_pixel x1+=(x2-x1)/m y1+=(y2-y1)/m color;
> •

there are some unicode characters that could be handy for example this 
bullet ••••• above is good
this ˩ ˩ ˩ ˩ ˩  is also ok ...i would need probably to chose somethink 
like 20-30 potentially best to add - but today my eyesight quite bad so 
some other day