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#include "AdunKernel/AdunSphericalBox.h"
@implementation AdSphericalBox
- (void) _initialiseDependants
{
id obj;
sphereVolume = 4*M_PI*pow(sphereRadius, 3)/3;
obj = [NSArray arrayWithObjects:
[NSNumber numberWithDouble: sphereRadius],
[NSNumber numberWithDouble: -sphereRadius],
nil];
[sphereExtremes release];
sphereExtremes = [NSArray arrayWithObjects: obj, [obj copy], [obj copy], nil];
[sphereExtremes retain];
NSDebugLLog(@"SphericalBox", @"SphereVolume %lf. SphereExtremes %@.",
sphereVolume, sphereExtremes);
}
- (id) init
{
return [self initWithRadius: 10.0];
}
- (id) initWithRadius: (double) rad
{
return [self initWithCavityCentre: nil
radius: rad];
}
- (id) initWithCavityCentre: (NSArray*) array
radius: (double) rad
{
if((self = [super init]))
{
if(rad <= 0)
[NSException raise: NSInvalidArgumentException
format: @"Radius must be greater than 0"];
sphereRadius = rad;
sphereExtremes = nil;
if(array == nil)
{
centre = [NSMutableArray arrayWithObjects:
[NSNumber numberWithDouble: 0.0],
[NSNumber numberWithDouble: 0.0],
[NSNumber numberWithDouble: 0.0],
nil];
}
else
centre = array;
[centre retain];
sphereCentre = Ad3DVectorFromNSArray(centre);
[self _initialiseDependants];
}
return self;
}
- (void) dealloc
{
[centre release];
[sphereExtremes release];
[super dealloc];
}
- (NSString*) description
{
NSMutableString* description = [NSMutableString string];
[description appendFormat: @"%@. Radius: %8.3lf. Centre: (%8.3lf, %8.3lf %8.3lf)\n",
NSStringFromClass([self class]), sphereRadius,
sphereCentre.vector[0], sphereCentre.vector[1], sphereCentre.vector[2]];
return description;
}
- (double) cavityVolume
{
return sphereVolume;
}
- (BOOL) isPointInCavity: (double*) point
{
int j;
Vector3D seperation;
//return yes if its in the sphere otherwise no
for(j=0; j<3; j++)
seperation.vector[j] = point[j] - sphereCentre.vector[j];
Ad3DVectorLength(&seperation);
if(seperation.length < sphereRadius)
return YES;
return NO;
}
- (Vector3D*) cavityCentre
{
return &sphereCentre;
}
- (void) setCavityCentre: (NSArray*) array
{
Vector3D newCentre;
newCentre = Ad3DVectorFromNSArray(array);
[centre release];
centre = [array retain];
sphereCentre = newCentre;
}
- (NSArray*) cavityExtremes
{
return sphereExtremes;
}
- (double) radius
{
return sphereRadius;
}
- (void) setRadius: (double) value
{
if(value <= 0)
[NSException raise: NSInvalidArgumentException
format: @"Sphere radius must be greater than 0"];
sphereRadius = value;
[self _initialiseDependants];
}
- (id) initWithCoder: (NSCoder*) decoder
{
if([decoder allowsKeyedCoding])
{
centre = [decoder decodeObjectForKey: @"Centre"];
sphereRadius = [decoder decodeDoubleForKey: @"SphereRadius"];
[centre retain];
sphereCentre = Ad3DVectorFromNSArray(centre);
[self _initialiseDependants];
}
else
[NSException raise: NSInvalidArgumentException
format: @"%@ does not support non keyed coding", [self classDescription]];
return self;
}
- (void) encodeWithCoder: (NSCoder*) encoder
{
if([encoder allowsKeyedCoding])
{
NSDebugLLog(@"Encode", @"Encoding %@", [self description]);
[encoder encodeDouble: sphereRadius forKey: @"SphereRadius"];
[encoder encodeObject: centre forKey: @"Centre"];
}
else
[NSException raise: NSInvalidArgumentException
format: @"%@ class does not support non keyed coding", [self class]];
}
@end
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