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_ORIGIN_H)
23 #define INCLUDED_ORIGIN_H
27 #include "math/matrix.h"
28 #include "generic/callback.h"
31 const Vector3 ORIGINKEY_IDENTITY = Vector3(0, 0, 0);
33 inline void default_origin(Vector3& origin)
35 origin = ORIGINKEY_IDENTITY;
37 inline void read_origin(Vector3& origin, const char* value)
39 if(!string_parse_vector3(value, origin))
41 default_origin(origin);
44 inline void write_origin(const Vector3& origin, Entity* entity, const char* key)
47 sprintf(value, "%f %f %f", origin[0], origin[1], origin[2]);
48 entity->setKeyValue(key, value);
51 inline Vector3 origin_translated(const Vector3& origin, const Vector3& translation)
53 return matrix4_get_translation_vec3(
54 matrix4_multiplied_by_matrix4(
55 matrix4_translation_for_vec3(origin),
56 matrix4_translation_for_vec3(translation)
61 inline Vector3 origin_snapped(const Vector3& origin, float snap)
63 return vector3_snapped(origin, snap);
68 Callback m_originChanged;
73 OriginKey(const Callback& originChanged)
74 : m_originChanged(originChanged), m_origin(ORIGINKEY_IDENTITY)
78 void originChanged(const char* value)
80 read_origin(m_origin, value);
83 typedef MemberCaller1<OriginKey, const char*, &OriginKey::originChanged> OriginChangedCaller;
86 void write(Entity* entity) const
88 write_origin(m_origin, entity, "origin");
95 inline BrushDoom3* Node_getBrushDoom3(scene::Node& node)
97 return NodeTypeCast<BrushDoom3>::cast(node);
100 inline void BrushDoom3_setDoom3GroupOrigin(scene::Node& node, const Vector3& origin)
102 BrushDoom3* brush = Node_getBrushDoom3(node);
105 brush->setDoom3GroupOrigin(origin);
109 class SetDoom3GroupOriginWalker : public scene::Traversable::Walker
111 const Vector3& m_origin;
113 SetDoom3GroupOriginWalker(const Vector3& origin) : m_origin(origin)
116 bool pre(scene::Node& node) const
118 BrushDoom3_setDoom3GroupOrigin(node, m_origin);
123 class Doom3GroupOrigin : public scene::Traversable::Observer
125 scene::Traversable& m_set;
126 const Vector3& m_origin;
130 Doom3GroupOrigin(scene::Traversable& set, const Vector3& origin) : m_set(set), m_origin(origin), m_enabled(false)
148 m_set.traverse(SetDoom3GroupOriginWalker(m_origin));
152 void insert(scene::Node& node)
156 BrushDoom3_setDoom3GroupOrigin(node, m_origin);
159 void erase(scene::Node& node)
163 BrushDoom3_setDoom3GroupOrigin(node, Vector3(0, 0, 0));