Class: OpenCV::Cv::KeyPoint

Inherits:
Object
  • Object
show all
Extended by:
FFI::DataConverter
Defined in:
lib/ruby/ropencv/ropencv_types.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ptr) ⇒ KeyPoint

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of KeyPoint.



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8545

def initialize(ptr)
    @__obj_ptr__ = if ptr.is_a? KeyPointStruct
                       ptr
                   else
                       KeyPointStruct.new(FFI::AutoPointer.new(ptr,KeyPointStruct.method(:release)))
                   end
end

Instance Attribute Details

#__obj_ptr__ ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8542

def __obj_ptr__
  @__obj_ptr__
end

Class Method Details

.from_native(ptr, context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

can be overwritten by the user



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8537

def self.from_native(ptr,context)
    rbind_from_native(ptr,context)
end

.new(*args) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8481

def self.new(*args)
    if args.first.is_a?(FFI::Pointer) || args.first.is_a?(KeyPointStruct)
        raise ArgumentError, "too many arguments for creating #{self.name} from Pointer" unless args.size == 1
        return super(args.first)
    end
    # wrapper for cv::KeyPoint::KeyPoint()
    @@cv_key_point_key_point_defaults0 ||= []
    if(args.size >= 0 && args.size <= 0)
        args.size.upto(-1) do |i|
            args[i] = @@cv_key_point_key_point_defaults0[i]
        end
        begin
            return Rbind::cv_key_point_key_point(*args)
        rescue TypeError => e
            @error = e
        end
    end

    # wrapper for cv::KeyPoint::KeyPoint(float x, float y, float _size, float _angle=-1, float _response=0, int _octave=0, int _class_id=-1)
    @@cv_key_point_key_point2_defaults1 ||= [nil, nil, nil, -1, 0, 0, -1]
    if(args.size >= 3 && args.size <= 7)
        args.size.upto(6) do |i|
            args[i] = @@cv_key_point_key_point2_defaults1[i]
        end
        begin
            return Rbind::cv_key_point_key_point2(*args)
        rescue TypeError => e
            @error = e
        end
    end

    raise ArgumentError, "no constructor for #{self}(#{args.inspect})"
end

.rbind_from_native(ptr, context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8525

def self.rbind_from_native(ptr,context)
    KeyPoint.new(ptr)
end

.rbind_to_native(obj, context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8516

def self.rbind_to_native(obj,context)
    if obj.is_a? KeyPoint
        obj.__obj_ptr__
    else
        raise TypeError, "expected kind of #{name}, was #{obj.class}"
    end
end

.to_native(obj, context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

can be overwritten by the user



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8531

def self.to_native(obj,context)
    rbind_to_native(obj,context)
end

Instance Method Details

#__owner__? ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

returns true if the underlying pointer is owner of the real object

Returns:

  • (Boolean) 


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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8556

def __owner__?
    @__obj_ptr__[:bowner]
end

#angle ⇒ Object

wrapper for float angle



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8593

def angle()
    Rbind::cv_key_point_get_angle( self)
end

#angle=(value) ⇒ Object

wrapper for float angle



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8598

def angle=(value)
    Rbind::cv_key_point_set_angle( self, value)
end

#class_id ⇒ Object

wrapper for int class_id



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8623

def class_id()
    Rbind::cv_key_point_get_class_id( self)
end

#class_id=(value) ⇒ Object

wrapper for int class_id



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8628

def class_id=(value)
    Rbind::cv_key_point_set_class_id( self, value)
end

#octave ⇒ Object

wrapper for int octave



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8613

def octave()
    Rbind::cv_key_point_get_octave( self)
end

#octave=(value) ⇒ Object

wrapper for int octave



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8618

def octave=(value)
    Rbind::cv_key_point_set_octave( self, value)
end

#pt ⇒ Object

methods wrapper for cv::Point2f pt



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8570

def pt()
    result = Rbind::cv_key_point_get_pt( self)
    # store owner insight the pointer to not get garbage collected
    result.instance_variable_get(:@__obj_ptr__).instance_variable_set(:@__owner__,self) if !result.__owner__?
    result
end

#pt=(value) ⇒ Object

wrapper for cv::Point2f pt



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8578

def pt=(value)
    Rbind::cv_key_point_set_pt( self, value)
end

#response ⇒ Object

wrapper for float response



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8603

def response()
    Rbind::cv_key_point_get_response( self)
end

#response=(value) ⇒ Object

wrapper for float response



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8608

def response=(value)
    Rbind::cv_key_point_set_response( self, value)
end

#size ⇒ Object

wrapper for float size



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8583

def size()
    Rbind::cv_key_point_get_size( self)
end

#size=(value) ⇒ Object

wrapper for float size



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 8588

def size=(value)
    Rbind::cv_key_point_set_size( self, value)
end