150 lines
3.7 KiB
C++
150 lines
3.7 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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origin = ORIGINKEY_IDENTITY;
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}
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inline void read_origin( Vector3& origin, const char* value ){
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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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char value[64];
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sprintf( value, "%g %g %g", 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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return vector3_snapped(
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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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1e-4
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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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return vector3_snapped( origin, snap );
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}
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class OriginKey
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{
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Callback m_originChanged;
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public:
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Vector3 m_origin;
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OriginKey( const Callback& originChanged )
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: m_originChanged( originChanged ), m_origin( ORIGINKEY_IDENTITY ){
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}
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void originChanged( const char* value ){
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read_origin( m_origin, value );
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m_originChanged();
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}
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typedef MemberCaller1<OriginKey, const char*, &OriginKey::originChanged> OriginChangedCaller;
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void write( Entity* entity ) const {
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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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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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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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{
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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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bool pre( scene::Node& node ) const {
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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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{
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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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void enable(){
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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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m_enabled = false;
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}
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void originChanged(){
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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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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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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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