[gameprogrammer] Re: Image sizing with constrain

Hi,

If 70 is in pixel, the formula is

nombre of pixel to reduce to the y of the image =
                        size_y * nb_pixel_reduced_of_x / size_x

in your example = 300 * 70 / 400 = 52

I hope it's what you want...

----- Message d'origine -----
De : "Orel Beckford" <force_ogb@xxxxxxxxx>
À : <gameprogrammer@xxxxxxxxxxxxx>
Envoyé : mercredi 28 juillet 2004 11:52
Objet : [gameprogrammer] Image sizing with constrain


> Hi
>
> I have'nt posted to this list for months, still
> reading you mails :-)
>
> I having a problem trying to resize an image with
> constrain.  for example if I have an image which was
> 400 x 300 and I wanted to reduce the x of the image by
> 70,  I need to calculate what the reduction of y
> should be, to keep the image looking like the the
> original but smaller, if I was to reduce the y by 70
> also the image looks a bit stretched, does anyone have
> the formular to work out how much to reduce the y by.
>
> Rgds
> Force
>
>
>
>
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