2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #if !defined(INCLUDED_ANGLES_H)
23 #define INCLUDED_ANGLES_H
27 #include "math/quaternion.h"
28 #include "generic/callback.h"
33 const Vector3 ANGLESKEY_IDENTITY = Vector3(0, 0, 0);
35 inline void default_angles(Vector3& angles)
37 angles = ANGLESKEY_IDENTITY;
39 inline void normalise_angles(Vector3& angles)
41 angles[0] = static_cast<float>(float_mod(angles[0], 360));
42 angles[1] = static_cast<float>(float_mod(angles[1], 360));
43 angles[2] = static_cast<float>(float_mod(angles[2], 360));
45 inline void read_angle(Vector3& angles, const char* value)
47 if(!string_parse_float(value, angles[2]))
49 default_angles(angles);
55 normalise_angles(angles);
58 inline void read_angles(Vector3& angles, const char* value)
60 if(!string_parse_vector3(value, angles))
62 default_angles(angles);
66 angles = Vector3(angles[2], angles[0], angles[1]);
67 normalise_angles(angles);
70 inline void write_angles(const Vector3& angles, Entity* entity)
76 entity->setKeyValue("angle", "");
77 entity->setKeyValue("angles", "");
83 if(angles[0] == 0 && angles[1] == 0)
85 entity->setKeyValue("angles", "");
86 write_angle(angles[2], entity);
90 sprintf(value, "%f %f %f", angles[1], angles[2], angles[0]);
91 entity->setKeyValue("angle", "");
92 entity->setKeyValue("angles", value);
97 inline Vector3 angles_rotated(const Vector3& angles, const Quaternion& rotation)
99 return matrix4_get_rotation_euler_xyz_degrees(
100 matrix4_multiplied_by_matrix4(
101 matrix4_rotation_for_euler_xyz_degrees(angles),
102 matrix4_rotation_for_quaternion_quantised(rotation)
109 Callback m_anglesChanged;
114 AnglesKey(const Callback& anglesChanged)
115 : m_anglesChanged(anglesChanged), m_angles(ANGLESKEY_IDENTITY)
119 void angleChanged(const char* value)
121 read_angle(m_angles, value);
124 typedef MemberCaller1<AnglesKey, const char*, &AnglesKey::angleChanged> AngleChangedCaller;
126 void anglesChanged(const char* value)
128 read_angles(m_angles, value);
131 typedef MemberCaller1<AnglesKey, const char*, &AnglesKey::anglesChanged> AnglesChangedCaller;
133 void write(Entity* entity) const
135 write_angles(m_angles, entity);