init - 初始化项目

modules/core/misc/objc/common/DMatch.mm

@@ -0,0 +1,108 @@
+//
+//  DMatch.m
+//
+//  Created by Giles Payne on 2019/12/25.
+//
+
+#import "DMatch.h"
+
+@implementation DMatch {
+    cv::DMatch native;
+}
+
+- (int)queryIdx {
+    return native.queryIdx;
+}
+
+- (void)setQueryIdx:(int)queryIdx {
+    native.queryIdx = queryIdx;
+}
+
+- (int)trainIdx {
+    return native.trainIdx;
+}
+
+- (void)setTrainIdx:(int)trainIdx {
+    native.trainIdx = trainIdx;
+}
+
+- (int)imgIdx {
+    return native.imgIdx;
+}
+
+- (void)setImgIdx:(int)imgIdx {
+    native.imgIdx = imgIdx;
+}
+
+- (float)distance {
+    return native.distance;
+}
+
+- (void)setDistance:(float)distance {
+    native.distance = distance;
+}
+
+- (cv::DMatch&)nativeRef {
+    return native;
+}
+
+- (instancetype)init {
+    return [self initWithQueryIdx:-1 trainIdx:-1 distance:FLT_MAX];
+}
+
+- (instancetype)initWithQueryIdx:(int)queryIdx trainIdx:(int)trainIdx distance:(float)distance {
+    return [self initWithQueryIdx:queryIdx trainIdx:trainIdx imgIdx:-1 distance:distance];
+}
+
+- (instancetype)initWithQueryIdx:(int)queryIdx trainIdx:(int)trainIdx imgIdx:(int)imgIdx distance:(float)distance {
+    self = [super init];
+    if (self != nil) {
+        self.queryIdx = queryIdx;
+        self.trainIdx = trainIdx;
+        self.imgIdx = imgIdx;
+        self.distance = distance;
+    }
+    return self;
+}
+
++ (instancetype)fromNative:(cv::DMatch&)dMatch {
+    return [[DMatch alloc] initWithQueryIdx:dMatch.queryIdx trainIdx:dMatch.trainIdx imgIdx:dMatch.imgIdx distance:dMatch.distance];
+}
+
+- (BOOL)lessThan:(DMatch*)it {
+    return self.distance < it.distance;
+}
+
+
+- (DMatch*)clone {
+    return [[DMatch alloc] initWithQueryIdx:self.queryIdx trainIdx:self.trainIdx imgIdx:self.imgIdx distance:self.distance];
+}
+
+- (BOOL)isEqual:(id)other {
+    if (other == self) {
+        return YES;
+    } else if (![other isKindOfClass:[DMatch class]]) {
+        return NO;
+    } else {
+        DMatch* dMatch = (DMatch*)other;
+        return self.queryIdx == dMatch.queryIdx && self.trainIdx == dMatch.trainIdx && self.imgIdx == dMatch.imgIdx && self.distance == dMatch.distance;
+    }
+}
+
+#define FLOAT_TO_BITS(x)  ((Cv32suf){ .f = x }).i
+
+- (NSUInteger)hash {
+    int prime = 31;
+    uint32_t result = 1;
+    result = prime * result + self.queryIdx;
+    result = prime * result + self.trainIdx;
+    result = prime * result + self.imgIdx;
+    result = prime * result + FLOAT_TO_BITS(self.distance);
+    return result;
+}
+
+- (NSString *)description {
+    return [NSString stringWithFormat:@"DMatch { queryIdx: %d, trainIdx: %d, imgIdx: %d, distance: %f}", self.queryIdx, self.trainIdx, self.imgIdx, self.distance];
+}
+
+@end