168 lines
3.5 KiB
C++
168 lines
3.5 KiB
C++
/*
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Copyright (C) 2001-2006, William Joseph.
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All Rights Reserved.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU 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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GtkRadiant 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#if !defined( INCLUDED_ORIGIN_H )
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#define INCLUDED_ORIGIN_H
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#include "ientity.h"
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#include "math/matrix.h"
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#include "generic/callback.h"
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#include "stringio.h"
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const Vector3 ORIGINKEY_IDENTITY = Vector3(0, 0, 0);
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inline void default_origin(Vector3 &origin)
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{
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origin = ORIGINKEY_IDENTITY;
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}
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inline void read_origin(Vector3 &origin, const char *value)
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{
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if (!string_parse_vector3(value, origin)) {
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default_origin(origin);
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}
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}
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inline void write_origin(const Vector3 &origin, Entity *entity, const char *key)
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{
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char value[64];
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sprintf(value, "%f %f %f", origin[0], origin[1], origin[2]);
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entity->setKeyValue(key, value);
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}
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inline Vector3 origin_translated(const Vector3 &origin, const Vector3 &translation)
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{
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return matrix4_get_translation_vec3(
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matrix4_multiplied_by_matrix4(
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matrix4_translation_for_vec3(origin),
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matrix4_translation_for_vec3(translation)
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)
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);
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}
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inline Vector3 origin_snapped(const Vector3 &origin, float snap)
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{
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return vector3_snapped(origin, snap);
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}
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class OriginKey {
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Callback<void()> m_originChanged;
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public:
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Vector3 m_origin;
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OriginKey(const Callback<void()> &originChanged)
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: m_originChanged(originChanged), m_origin(ORIGINKEY_IDENTITY)
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{
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}
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void originChanged(const char *value)
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{
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read_origin(m_origin, value);
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m_originChanged();
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}
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typedef MemberCaller<OriginKey, void (const char *), &OriginKey::originChanged> OriginChangedCaller;
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void write(Entity *entity) const
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{
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write_origin(m_origin, entity, "origin");
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}
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};
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#include "scenelib.h"
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inline BrushDoom3 *Node_getBrushDoom3(scene::Node &node)
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{
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return NodeTypeCast<BrushDoom3>::cast(node);
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}
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inline void BrushDoom3_setDoom3GroupOrigin(scene::Node &node, const Vector3 &origin)
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{
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BrushDoom3 *brush = Node_getBrushDoom3(node);
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if (brush != 0) {
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brush->setDoom3GroupOrigin(origin);
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}
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}
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class SetDoom3GroupOriginWalker : public scene::Traversable::Walker {
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const Vector3 &m_origin;
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public:
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SetDoom3GroupOriginWalker(const Vector3 &origin) : m_origin(origin)
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{
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}
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bool pre(scene::Node &node) const
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{
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BrushDoom3_setDoom3GroupOrigin(node, m_origin);
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return true;
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}
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};
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class Doom3GroupOrigin : public scene::Traversable::Observer {
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scene::Traversable &m_set;
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const Vector3 &m_origin;
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bool m_enabled;
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public:
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Doom3GroupOrigin(scene::Traversable &set, const Vector3 &origin) : m_set(set), m_origin(origin), m_enabled(false)
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{
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}
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void enable()
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{
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m_enabled = true;
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originChanged();
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}
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void disable()
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{
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m_enabled = false;
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}
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void originChanged()
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{
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if (m_enabled) {
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m_set.traverse(SetDoom3GroupOriginWalker(m_origin));
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}
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}
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void insert(scene::Node &node)
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{
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if (m_enabled) {
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BrushDoom3_setDoom3GroupOrigin(node, m_origin);
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}
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}
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void erase(scene::Node &node)
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{
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if (m_enabled) {
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BrushDoom3_setDoom3GroupOrigin(node, Vector3(0, 0, 0));
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}
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}
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};
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#endif
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