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//
// MatOfRect2d.mm
//
// Created by Giles Payne on 2019/12/27.
//
#import "MatOfRect2d.h"
#import "Range.h"
#import "Rect2d.h"
#import "CvType.h"
#import "ArrayUtil.h"
@implementation MatOfRect2d
static const int _depth = CV_64F;
static const int _channels = 4;
#ifdef __cplusplus
- (instancetype)initWithNativeMat:(cv::Mat*)nativeMat {
self = [super initWithNativeMat:nativeMat];
if (self && ![self empty] && [self checkVector:_channels depth:_depth] < 0) {
@throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"Incompatible Mat" userInfo:nil];
}
return self;
}
+ (instancetype)fromNative:(cv::Mat*)nativeMat {
return [[MatOfRect2d alloc] initWithNativeMat:nativeMat];
}
#endif
- (instancetype)initWithMat:(Mat*)mat {
self = [super initWithMat:mat rowRange:[Range all]];
if (self && ![self empty] && [self checkVector:_channels depth:_depth] < 0) {
@throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"Incompatible Mat" userInfo:nil];
}
return self;
}
- (instancetype)initWithArray:(NSArray<Rect2d*>*)array {
self = [super init];
if (self) {
[self fromArray:array];
}
return self;
}
- (void)alloc:(int)elemNumber {
if (elemNumber>0) {
[super create:elemNumber cols:1 type:[CvType makeType:_depth channels:_channels]];
}
}
- (void)fromArray:(NSArray<Rect2d*>*)array {
NSMutableArray<NSNumber*>* data = [[NSMutableArray alloc] initWithCapacity:array.count * _channels];
for (int index = 0; index < (int)array.count; index++) {
data[_channels * index] = [NSNumber numberWithDouble:array[index].x];
data[_channels * index + 1] = [NSNumber numberWithDouble:array[index].y];
data[_channels * index + 2] = [NSNumber numberWithDouble:array[index].width];
data[_channels * index + 3] = [NSNumber numberWithDouble:array[index].height];
}
[self alloc:(int)array.count];
[self put:0 col:0 data:data];
}
- (NSArray<Rect2d*>*)toArray {
int length = [self length] / _channels;
NSMutableArray<Rect2d*>* ret = createArrayWithSize(length, [Rect2d new]);
if (length > 0) {
NSMutableArray<NSNumber*>* data = createArrayWithSize([self length], @0.0);
[self get:0 col:0 data:data];
for (int index = 0; index < length; index++) {
ret[index] = [[Rect2d alloc] initWithX:data[index * _channels].doubleValue y:data[index * _channels + 1].doubleValue width:data[index * _channels + 2].doubleValue height:data[index * _channels + 3].doubleValue];
}
}
return ret;
}
- (int)length {
int num = [self checkVector:_channels depth:_depth];
if (num < 0) {
@throw [NSException exceptionWithName:NSInternalInconsistencyException reason:@"Incompatible Mat" userInfo:nil];
}
return num * _channels;
}
@end
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