85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
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// Copyright (C) 2007 Id Software, Inc.
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//
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#ifndef __ENTITY_PTR_H__
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#define __ENTITY_PTR_H__
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template< class type >
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ID_INLINE idEntityPtr<type>::idEntityPtr( void ) {
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spawnId = 0;
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}
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template< class type >
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ID_INLINE idEntityPtr<type>::idEntityPtr( const type* other ) {
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spawnId = 0;
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*this = other;
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}
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template< class type >
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ID_INLINE idEntityPtr<type> &idEntityPtr<type>::operator=( const type *ent ) {
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if ( ent == NULL ) {
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spawnId = 0;
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} else {
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spawnId = ( gameLocal.spawnIds[ ent->entityNumber ] << GENTITYNUM_BITS ) | ent->entityNumber;
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}
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return *this;
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}
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template< class type >
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ID_INLINE bool idEntityPtr<type>::SetSpawnId( int id ) {
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if ( id == spawnId ) {
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return false;
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}
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if( !id ) {
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spawnId = 0;
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return true;
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}
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int entityNum = id & ( ( 1 << GENTITYNUM_BITS ) - 1 );
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if ( ( ( unsigned int )id >> GENTITYNUM_BITS ) == gameLocal.spawnIds[ entityNum ] && ( gameLocal.entities[ entityNum ] && gameLocal.entities[ entityNum ]->IsType( type::Type ) ) ) {
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spawnId = id;
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return true;
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}
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return false;
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}
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template< class type >
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ID_INLINE void idEntityPtr<type>::ForceSpawnId( int id ) {
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spawnId = id;
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}
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template< class type >
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ID_INLINE bool idEntityPtr<type>::IsValid( void ) const {
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return ( gameLocal.spawnIds[ spawnId & ( ( 1 << GENTITYNUM_BITS ) - 1 ) ] == ( ( unsigned int )spawnId >> GENTITYNUM_BITS ) );
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}
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template< class type >
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ID_INLINE type *idEntityPtr<type>::GetEntity( void ) const {
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int entityNum = spawnId & ( ( 1 << GENTITYNUM_BITS ) - 1 );
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if ( ( gameLocal.spawnIds[ entityNum ] == ( ( unsigned int )spawnId >> GENTITYNUM_BITS ) ) ) {
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return static_cast<type *>( gameLocal.entities[ entityNum ] );
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}
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return NULL;
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}
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template< class type >
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ID_INLINE int idEntityPtr<type>::GetEntityNum( void ) const {
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return ( spawnId & ( ( 1 << GENTITYNUM_BITS ) - 1 ) );
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}
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template< class type >
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ID_INLINE int idEntityPtr<type>::GetId( void ) const {
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return ( unsigned int )spawnId >> GENTITYNUM_BITS;
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}
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template< class type >
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ID_INLINE type * idEntityPtr<type>::operator->( void ) const {
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return GetEntity ( );
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}
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template< class type >
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ID_INLINE idEntityPtr<type>::operator type * ( void ) const {
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return GetEntity();
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}
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#endif // __ENTITY_PTR_H__
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