[XeTeX] strange difference

[Jaxon Warner]

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On Tue, May 31, 2022, 12:19 PM Heiko Oberdiek via XeTeX <xetex at tug.org>
wrote:

>
>
> On 2022-05-29 21:16, Apostolos Syropoulos via XeTeX wrote:
>
> > [...] The two files differ as follows:
> >
> > 28,29c28,29
> > <     \node[inner sep=0pt] (light) at (1,2.1)
> > <     {\includegraphics[scale=0.1]{TRAIN-crop.pdf}};
> > ---
> >>     \node[inner sep=0pt] (light) at (5.2,3.5)
> >>     {\includegraphics[scale=0.1,angle=45]{TRAIN-crop.pdf}};
>  >
> > The question is why do I get different paper sizes?
>
> You know that the size of the second \includegraphics with angle=45
> is different?
>
> The size of the second \includegraphics is a *square*. If w1 and h1
> are the width and height of the first \includegraphics, then
> the width w2 and h2 of the second \includegraphics with angle=45 are:
>
>    w2 = h2 = sqrt(1/2) * (w1 + h1)
>
> or
>    w2 + h2
>    ------- = sqrt(2) ≈ 1.4142
>    w1 + h1
>
> Yours sincerely
>    Heiko
>
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