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(*
Copyright 2009 by Mark Weyer
This is a manual conversion of highlight.pov which was
Copyright 2006 by Mark Weyer
Maintenance modifications 2011 by the cuyo developers
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*)
open Farbe
open Graphik
let farbe r g b = rgbrgb
(float_of_int r /. 255.0) (float_of_int g /. 255.0) (float_of_int b /. 255.0)
let highlightrad = 16 (* Immer an blatt.h anpassen :-( *)
let farbe1 = farbe 30 30 70 (* Immer an blatt.cpp anpassen :-( *)
let farbe2 = farbe 50 50 120 (* Immer an menueintrag.cpp anpassen :-( *)
let rad2 = float_of_int highlightrad /.32.0
let rad1 = rad2/.3.0
let bild = (3,3,fun (x,y) ->
let f1,f2 = von_rgb farbe1, von_rgb farbe2 in
let konv x = max 0.0 (abs_float(1.5-.x)-.0.5) in
let x,y = konv x, konv y in
let r = sqrt (x*.x+.y*.y) in
if r<rad1
then f2
else if r>rad2
then durchsichtig
else misch2 f2 f1 ((r-.rad1)/.(rad2-.rad1)))
let raus gric name = gib_xpm_aus farbe1 name (berechne gric bild)
;;
let synopsis = "highlight options gric" in
let outname = Easyarg.register_string_with_default "-o" "Output file name"
"highlight.xpm" in
let gric =
try
let [gric] = Easyarg.parse synopsis in
int_of_string gric
with
| _ -> (
Easyarg.usage synopsis;
flush stderr;
raise (Arg.Bad "")) in
raus gric !outname
|
