src/device.cpp

   1 /* guile-irrlicht --- GNU Guile bindings for Irrlicht Engine
   2
   3    Copyright (C) 2020 Javier Sancho <jsf@jsancho.org>
   4
   5    This file is part of guile-irrlicht.
   6
   7    guile-irrlicht is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU Lesser General Public License as
   9    published by the Free Software Foundation; either version 3 of the
  10    License, or (at your option) any later version.
  11
  12    guile-irrlicht is distributed in the hope that it will be useful, but
  13    WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    General Public License for more details.
  16
  17    You should have received a copy of the GNU Lesser General Public
  18    License along with guile-irrlicht. If not, see
  19    <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include <irrlicht/irrlicht.h>
  23 #include <libguile.h>
  24
  25 #include "device.h"
  26 #include "dimension2d.h"
  27 #include "driver-types.h"
  28 #include "event-receiver.h"
  29 #include "wchar.h"
  30 #include "wrapped.h"
  31
  32 extern "C" {
  33
  34   void
  35   init_device (void)
  36   {
  37     init_device_type ();
  38     scm_c_define_gsubr ("create-device", 0, 0, 1, (scm_t_subr)irr_createDevice);
  39     scm_c_define_gsubr ("is-window-active?", 1, 0, 0, (scm_t_subr)irr_isWindowActive);
  40     scm_c_define_gsubr ("run", 1, 0, 0, (scm_t_subr)irr_run);
  41     scm_c_define_gsubr ("set-window-caption!", 2, 0, 0, (scm_t_subr)irr_setWindowCaption);
  42     scm_c_define_gsubr ("yield", 1, 0, 0, (scm_t_subr)irr_yield);
  43     scm_c_export ("create-device", "is-window-active?", "run",
  44                   "set-window-caption!", "yield", NULL);
  45   }
  46
  47   DEFINE_WRAPPED_TYPE (irr::IrrlichtDevice*, "device",
  48                        init_device_type, device_p,
  49                        wrap_device, unwrap_device);
  50
  51   SCM
  52   irr_createDevice (SCM rest)
  53   {
  54     SCM device_type = scm_from_utf8_symbol ("software");
  55     SCM window_size = scm_list_2 (scm_from_uint32 (640),
  56                                   scm_from_uint32 (480));
  57     SCM bits = scm_from_uint32 (16);
  58     SCM fullscreen = scm_from_bool (0);
  59     SCM stencilbuffer = scm_from_bool (0);
  60     SCM vsync = scm_from_bool (0);
  61     SCM receiver = scm_from_bool (0);
  62
  63     scm_c_bind_keyword_arguments ("create-device", rest, (scm_t_keyword_arguments_flags)0,
  64                                   scm_from_utf8_keyword ("device-type"), &device_type,
  65                                   scm_from_utf8_keyword ("window-size"), &window_size,
  66                                   scm_from_utf8_keyword ("bits"), &bits,
  67                                   scm_from_utf8_keyword ("fullscreen"), &fullscreen,
  68                                   scm_from_utf8_keyword ("stencilbuffer"), &stencilbuffer,
  69                                   scm_from_utf8_keyword ("vsync"), &vsync,
  70                                   scm_from_utf8_keyword ("receiver"), &receiver,
  71                                   SCM_UNDEFINED);
  72
  73     irr::IrrlichtDevice* device =
  74       irr::createDevice (scm_to_driver_type (device_type),
  75                          scm_to_dimension2d_u32 (window_size),
  76                          scm_to_uint32 (bits),
  77                          scm_to_bool (fullscreen),
  78                          scm_to_bool (stencilbuffer),
  79                          scm_to_bool (vsync),
  80                          scm_is_false (receiver) ? 0 : unwrap_event_receiver (receiver));
  81     return wrap_device (device);
  82   }
  83
  84   SCM
  85   irr_isWindowActive (SCM wrapped_device)
  86   {
  87     irr::IrrlichtDevice* device = unwrap_device (wrapped_device);
  88     return scm_from_bool (device->isWindowActive ());
  89   }
  90
  91   SCM
  92   irr_run (SCM wrapped_device)
  93   {
  94     irr::IrrlichtDevice* device = unwrap_device (wrapped_device);
  95     return scm_from_bool (device->run ());
  96   }
  97
  98   SCM
  99   irr_setWindowCaption (SCM wrapped_device,
 100                         SCM text)
 101   {
 102     irr::IrrlichtDevice* device = unwrap_device (wrapped_device);
 103     device->setWindowCaption (scm_to_wide_char_string (text));
 104     return SCM_UNSPECIFIED;
 105   }
 106
 107   SCM
 108   irr_yield (SCM wrapped_device)
 109   {
 110     irr::IrrlichtDevice* device = unwrap_device (wrapped_device);
 111     device->yield ();
 112     return SCM_UNSPECIFIED;
 113   }
 114
 115 }