[racket] improving image quality

From: Stephen De Gabrielle (spdegabrielle at gmail.com)
Date: Wed Oct 8 02:56:21 EDT 2014

thanks - *very* pretty plots now.

S.

On Wed, Oct 8, 2014 at 2:24 AM, Robby Findler <robby at eecs.northwestern.edu
<javascript:_e(%7B%7D,'cvml','robby at eecs.northwestern.edu');>> wrote:

> If you use plot-pict, it will do the right thing.
>
> And probably plots should implement the pict-convertible? api.
>
> Robby
>
>
> On Tue, Oct 7, 2014 at 7:55 PM, Stephen De Gabrielle
> <spdegabrielle at gmail.com
> <javascript:_e(%7B%7D,'cvml','spdegabrielle at gmail.com');>> wrote:
> > Hi,
> >
> > I'm learning some scribble, along with adding some images from plot.
> >
> > This works nicely, but i'm trying to work out how to improve  the image
> > quality in the resulting PDF. (the html output is fine.)
> >
> > is there any way to make my images sharper and clearer in PDF?
> >
> > kind regards,
> >
> > Stephen
> >
> > ----
> >
> > #lang scribble/base
> >
> > @(require plot racket/math)
> >
> > @title{Math 135 Assignment 1}
> > @section{First Test}
> >
> > @(define ((deriv f) x)
> >   (/ (- (f x) (f (- x 0.001))) 0.001))
> > @(define (thrice f) (lambda (x) (f (f (f x)))))
> >
> > @(define (x^2 x) (* x x))
> >
> >
> > @(parameterize ([plot-width    150]
> >                  [plot-height  150]
> >                  [plot-x-label  "xaxis"]
> >                  [plot-y-label  #f])
> >     (list (plot (function  x^2 (- pi) pi))))
> >
> >
> >
> > ____________________
> >   Racket Users list:
> >   http://lists.racket-lang.org/users
> >
>



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