OOSpatialReference.h

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/*
 
OOSpatialReference.h
 
Formal protocol for objects whose transformation matrix (and thus, position
and orientation) can be observed. Currently used for cameras, potentially
useful for stuff like positional audio (instead of OOSoundReferencePoint).
 
 
Oolite
Copyright (C) 2004-2013 Giles C Williams and contributors
 
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
 
*/
 
#import "OOCocoa.h"
#import "OOMaths.h"
#import "Entity.h"
 
 
@protocol OOSpatialReference <NSObject>
 
- (OOMatrix) transformationMatrix;
 
@end
 
 
@interface Entity (OOSpatialReference) <OOSpatialReference>
@end