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add nodiscard to features2d clone funcs

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This commit is contained in:
Dale Phurrough
2021-09-09 15:20:45 +02:00
parent 1e0d290f2e
commit 068f33cfdf
2 changed files with 16 additions and 9 deletions
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modules/features2d/include/opencv2/features2d.hpp
+4 -4
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@@ -1082,7 +1082,7 @@ public:
that is, copies both parameters and train data. If emptyTrainData is true, the method creates an
object copy with the current parameters but with empty train data.
*/
CV_WRAP virtual Ptr<DescriptorMatcher> clone( bool emptyTrainData=false ) const = 0;
CV_WRAP CV_NODISCARD_STD virtual Ptr<DescriptorMatcher> clone( bool emptyTrainData=false ) const = 0;
/** @brief Creates a descriptor matcher of a given type with the default parameters (using default
constructor).
@@ -1142,7 +1142,7 @@ protected:
static bool isPossibleMatch( InputArray mask, int queryIdx, int trainIdx );
static bool isMaskedOut( InputArrayOfArrays masks, int queryIdx );
static Mat clone_op( Mat m ) { return m.clone(); }
CV_NODISCARD_STD static Mat clone_op( Mat m ) { return m.clone(); }
void checkMasks( InputArrayOfArrays masks, int queryDescriptorsCount ) const;
//! Collection of descriptors from train images.
@@ -1183,7 +1183,7 @@ public:
*/
CV_WRAP static Ptr<BFMatcher> create( int normType=NORM_L2, bool crossCheck=false ) ;
virtual Ptr<DescriptorMatcher> clone( bool emptyTrainData=false ) const CV_OVERRIDE;
CV_NODISCARD_STD virtual Ptr<DescriptorMatcher> clone( bool emptyTrainData=false ) const CV_OVERRIDE;
protected:
virtual void knnMatchImpl( InputArray queryDescriptors, std::vector<std::vector<DMatch> >& matches, int k,
InputArrayOfArrays masks=noArray(), bool compactResult=false ) CV_OVERRIDE;
@@ -1222,7 +1222,7 @@ public:
CV_WRAP static Ptr<FlannBasedMatcher> create();
virtual Ptr<DescriptorMatcher> clone( bool emptyTrainData=false ) const CV_OVERRIDE;
CV_NODISCARD_STD virtual Ptr<DescriptorMatcher> clone( bool emptyTrainData=false ) const CV_OVERRIDE;
protected:
static void convertToDMatches( const DescriptorCollection& descriptors,
const Mat& indices, const Mat& distances,