PLplot
5.15.0
plcairo_impl.c
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//
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// Copyright 2008 Hezekiah M. Carty
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//
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// This file is part of PLplot.
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//
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// PLplot is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 2 of the License, or
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// (at your option) any later version.
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//
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// PLplot is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PLplot. If not, see <http://www.gnu.org/licenses/>.
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//
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#include <
plplotP.h
>
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// The "usual" OCaml includes
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#include <caml/alloc.h>
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#include <caml/callback.h>
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#include <caml/fail.h>
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#include <caml/memory.h>
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#include <caml/misc.h>
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#include <caml/mlvalues.h>
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#include <caml/bigarray.h>
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#include <
plplot.h
>
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#include <cairo.h>
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//* OCaml Cairo integration.
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// Get a Cairo context from OCaml. These #defines are from the
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// OCaml Cairo bindings.
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#define wPointer_val( t, val ) ( *( (t **) Data_custom_val( val ) ) )
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#define cairo_t_val( v ) wPointer_val( cairo_t, v )
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value
ml_set_plplot_cairo_context
(
value
context )
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{
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CAMLparam1( context );
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pl_cmd
(
PLESC_DEVINIT
,
cairo_t_val
( context ) );
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CAMLreturn( Val_unit );
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}
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value
static PLFLT value(double n1, double n2, double hue)
Definition:
plctrl.c:1219
ml_set_plplot_cairo_context
value ml_set_plplot_cairo_context(value context)
Definition:
plcairo_impl.c:41
plplot.h
plplotP.h
pl_cmd
void pl_cmd(PLINT op, void *ptr)
Definition:
plctrl.c:2118
PLESC_DEVINIT
#define PLESC_DEVINIT
Definition:
plplot.h:296
cairo_t_val
#define cairo_t_val(v)
Definition:
plcairo_impl.c:39
bindings
ocaml
plcairo
plcairo_impl.c
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