init - 初始化项目

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

@@ -0,0 +1,69 @@
+//
+//  MatOfFloat.mm
+//
+//  Created by Giles Payne on 2019/12/26.
+//
+
+#import "MatOfFloat.h"
+#import "Range.h"
+#import "CvType.h"
+#import "ArrayUtil.h"
+
+@implementation MatOfFloat
+
+static const int _depth = CV_32F;
+static const int _channels = 1;
+
+#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;
+}
+#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<NSNumber*>*)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<NSNumber*>*)array {
+    [self alloc:(int)array.count / _channels];
+    [self put:0 col:0 data:array];
+}
+
+- (NSArray<NSNumber*>*)toArray {
+    int length = [self length];
+    NSMutableArray<NSNumber*>* data = createArrayWithSize(length, @0.0);
+    [self get:0 col:0 data:data];
+    return data;
+}
+
+- (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