1 /* guile-irrlicht --- GNU Guile bindings for Irrlicht Engine
3 Copyright (C) 2020 Javier Sancho <jsf@jsancho.org>
5 This file is part of guile-irrlicht.
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.
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.
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/>.
22 #include <irrlicht/irrlicht.h>
37 init_vertex3d_type ();
38 DEFINE_GSUBR ("make-vertex3d", 4, 0, 0, make_vertex3d);
39 DEFINE_GSUBR ("vertex3d-position", 1, 0, 0, vertex3d_position);
42 DEFINE_WRAPPED_TYPE (irr::video::S3DVertex*, "vertex3d",
43 init_vertex3d_type, vertex3d_p,
44 wrap_vertex3d, unwrap_vertex3d);
47 make_vertex3d (SCM position,
52 irr::video::S3DVertex* vertex =
53 new irr::video::S3DVertex (scm_to_vector3df (position),
54 scm_to_vector3df (normal),
56 scm_to_vector2df (tcoords));
57 return wrap_vertex3d (vertex);
61 vertex3d_position (SCM vertex) {
62 irr::video::S3DVertex* s3dvertex = unwrap_vertex3d (vertex);
63 return scm_from_vector3df (s3dvertex->Pos);
66 irr::video::E_VERTEX_TYPE
67 scm_to_vertex_type (SCM vertex_type)
69 char* type = scm_to_utf8_stringn (scm_symbol_to_string (vertex_type), NULL);
70 if (!strcmp (type, "standard"))
72 return irr::video::EVT_STANDARD;
74 else if (!strcmp (type, "2tcoords"))
76 return irr::video::EVT_2TCOORDS;
78 else if (!strcmp (type, "tangents"))
80 return irr::video::EVT_TANGENTS;
84 scm_error (scm_arg_type_key, NULL, "Wrong vertex_type: ~S",
85 scm_list_1 (vertex_type), scm_list_1 (vertex_type));