OOBreakPatternEntity.h

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/*
 
OOBreakPatternEntity.h
 
Entity implementing tunnel effect for hyperspace and stations.
 
 
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 "Entity.h"
 
@class OOColor;
 
 
enum
{
    kOOBreakPatternMaxSides         = 128,
    kOOBreakPatternMaxVertices      = (kOOBreakPatternMaxSides + 1) * 2
};
 
 
#define BREAK_PATTERN_RING_SPACING      50.0
#define BREAK_PATTERN_RING_SPEED        200.0
 
 
@interface OOBreakPatternEntity: Entity
{
@private
    Vector                  _vertexPosition[kOOBreakPatternMaxVertices];
    GLfloat                 _vertexColor[kOOBreakPatternMaxVertices][4];
    NSUInteger              _vertexCount;
    double                  _lifetime;
}
 
+ (instancetype) breakPatternWithPolygonSides:(NSUInteger)sides startAngle:(float)startAngleDegrees aspectRatio:(float)aspectRatio;
 
- (void) setInnerColor:(OOColor *)color1 outerColor:(OOColor *)color2;
 
- (void) setLifetime:(double)lifetime;
 
@end
 
 
@interface Entity (OOBreakPatternEntity)
 
- (BOOL) isBreakPattern;
 
@end