Документация

classdef CustomEntityStorageBlockGeneration < matlab.DiscreteEventSystem...
                                            & matlab.system.mixin.Propagates
    % A custom entity generator block.
    
    % Nontunable properties 
    properties (Nontunable)
        % Generation period
        period = 1;
    end

    properties(DiscreteState)
        % Entity priority
        priority;
        % Entity value
        value;
    end

    % Discrete-event algorithms
    methods
        function events = setupEvents(obj)
            % Set up entity generation events at simulation start.
            events = obj.eventGenerate(1,'mygen',obj.period,obj.priority);
        end

        function [entity,events] = generate(obj,storage,entity,tag,in1)            
            % Specify event actions when entity is generated in storage.            
            entity.data = obj.value;
            obj.priority = in1;
            events = [obj.eventForward('output',1,0) ...
                      obj.eventGenerate(1,'mygen',obj.period,obj.priority)];
        end
    end

    methods(Access = protected)
        
        function entityTypes = getEntityTypesImpl(obj)
            entityTypes = obj.entityType('Material');
        end
        
        function [inputTypes,outputTypes] = getEntityPortsImpl(obj)
            % Specify entity input and output ports. Return entity types at
            % a port as strings in a cell array. Use empty string to
            % indicate a data port.
            inputTypes = {''};
            outputTypes = {'Material'};
        end

        function resetImpl(obj)
            % Initialize / reset discrete-state properties.
            obj.priority = 10;
            obj.value = 1:12;            
        end
        
        function [storageSpecs, I, O] = getEntityStorageImpl(obj)
            storageSpecs = obj.queueFIFO('Material', 1);
            I = 0;
            O = 1;
        end   

        function num = getNumInputsImpl(obj)
            % Define total number of inputs for system with optional inputs.
            num = 1;
        end

        function out = getOutputSizeImpl(obj)
            % Return size for output port.
            out = [1 12];
        end

        function out = getOutputDataTypeImpl(obj)
            % Return data type for output port.
            out = "double";
        end

        function out = isOutputComplexImpl(obj)
            % Return true for output port with complex data.
            out = false;
        end

        function [sz,dt,cp] = getDiscreteStateSpecificationImpl(obj,name)
            % Return size, data type, and complexity of discrete-state.
            switch name
                case 'priority'
                    sz = [1 1];
                case 'value'
                    sz = [1 12];
            end
            dt = "double";
            cp = false;           
        end

    end

end