123 lines
2.5 KiB
Plaintext
123 lines
2.5 KiB
Plaintext
//
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// Point3f.mm
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//
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// Created by Giles Payne on 2019/10/09.
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//
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#import "Point3f.h"
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#import "Point2f.h"
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@implementation Point3f {
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cv::Point3f native;
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}
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- (float)x {
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return native.x;
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}
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- (void)setX:(float)val {
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native.x = val;
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}
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- (float)y {
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return native.y;
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}
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- (void)setY:(float)val {
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native.y = val;
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}
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- (float)z {
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return native.z;
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}
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- (void)setZ:(float)val {
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native.z = val;
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}
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- (cv::Point3f&)nativeRef {
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return native;
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}
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- (instancetype)init {
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return [self initWithX:0 y:0 z:0];
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}
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- (instancetype)initWithX:(float)x y:(float)y z:(float)z {
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self = [super init];
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if (self) {
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self.x = x;
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self.y = y;
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self.z = z;
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}
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return self;
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}
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- (instancetype)initWithPoint:(Point2f*)point {
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return [self initWithX:point.x y:point.y z:0];
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}
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- (instancetype)initWithVals:(NSArray<NSNumber*>*)vals {
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self = [super init];
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if (self) {
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[self set:vals];
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}
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return self;
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}
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+ (instancetype)fromNative:(cv::Point3f&)point {
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return [[Point3f alloc] initWithX:point.x y:point.y z:point.z];
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}
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- (void)update:(cv::Point3f&)point {
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self.x = point.x;
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self.y = point.y;
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self.z = point.z;
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}
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- (void)set:(NSArray<NSNumber*>*)vals {
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self.x = (vals != nil && vals.count > 0) ? vals[0].floatValue : 0.0;
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self.y = (vals != nil && vals.count > 1) ? vals[1].floatValue : 0.0;
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self.z = (vals != nil && vals.count > 2) ? vals[2].floatValue : 0.0;
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}
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- (Point3f*) clone {
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return [[Point3f alloc] initWithX:self.x y:self.y z:self.z];
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}
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- (double)dot:(Point3f*)point {
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return self.x * point.x + self.y * point.y + self.z * point.z;
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}
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- (Point3f*)cross:(Point3f*)point {
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return [[Point3f alloc] initWithX:(self.y * point.z - self.z * point.y) y:(self.z * point.x - self.x * point.z) z:(self.x * point.y - self.y * point.x)];
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}
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- (BOOL)isEqual:(id)other {
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if (other == self) {
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return YES;
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} else if (![other isKindOfClass:[Point3f class]]) {
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return NO;
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} else {
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Point3f* point = (Point3f*)other;
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return self.x == point.x && self.y == point.y && self.z == point.z;
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}
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}
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#define FLOAT_TO_BITS(x) ((Cv32suf){ .f = x }).i
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- (NSUInteger)hash {
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int prime = 31;
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uint32_t result = 1;
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result = prime * result + FLOAT_TO_BITS(self.x);
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result = prime * result + FLOAT_TO_BITS(self.y);
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result = prime * result + FLOAT_TO_BITS(self.z);
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return result;
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}
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- (NSString *)description {
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return [NSString stringWithFormat:@"Point3f {%f,%f,%f}", self.x, self.y, self.z];
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}
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@end
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