Class: OpenCV::PtrFeature2D

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

Instance Attribute Summary collapse

Sepcializing collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ptr) ⇒ PtrFeature2D

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 PtrFeature2D.



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 17956

def initialize(ptr)
    @__obj_ptr__ = if ptr.is_a? PtrFeature2DStruct
                       ptr
                   else
                       PtrFeature2DStruct.new(FFI::AutoPointer.new(ptr,PtrFeature2DStruct.method(:release)))
                   end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(m, *args) ⇒ Object 



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 17972

def method_missing(m,*args)
    raise "Ptr #<Rbind::RPtr:0x007f84c212fa18> is empty. Cannot call #{m} on it!" if empty
    obj.method(m).call(*args)
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 17953

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 17948

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 17905

def self.new(*args)
    if args.first.is_a?(FFI::Pointer) || args.first.is_a?(PtrFeature2DStruct)
        raise ArgumentError, "too many arguments for creating #{self.name} from Pointer" unless args.size == 1
        return super(args.first)
    end
    # wrapper for Ptr_Feature2D::Ptr_Feature2D(const Ptr_Feature2D other)
    @@ptr_feature2d_ptr_feature2d_defaults0 ||= [nil]
    if(args.size >= 1 && args.size <= 1)
        args.size.upto(0) do |i|
            args[i] = @@ptr_feature2d_ptr_feature2d_defaults0[i]
        end
        begin
            return Rbind::ptr_feature2d_ptr_feature2d(*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 17936

def self.rbind_from_native(ptr,context)
    PtrFeature2D.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 17927

def self.rbind_to_native(obj,context)
    if obj.is_a? PtrFeature2D
        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 17942

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 17967

def __owner__?
    @__obj_ptr__[:bowner]
end

#addref ⇒ Object

methods wrapper for void Ptr_Feature2D::addref()



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 17985

def addref()
    Rbind::ptr_feature2d_addref( self)
end

#delete_obj ⇒ Object

wrapper for void Ptr_Feature2D::delete_obj()



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 17995

def delete_obj()
    Rbind::ptr_feature2d_delete_obj( self)
end

#empty ⇒ Object

wrapper for bool Ptr_Feature2D::empty()



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 18000

def empty()
    Rbind::ptr_feature2d_empty( self)
end

#obj ⇒ Object

wrapper for const cv::Feature2D *obj



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 18005

def obj()
    result = Rbind::ptr_feature2d_get_obj( 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

#release ⇒ Object

wrapper for void Ptr_Feature2D::release()



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# File 'lib/ruby/ropencv/ropencv_types.rb', line 17990

def release()
    Rbind::ptr_feature2d_release( self)
end