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function [x,y,typ]=standard_block(job,arg1,arg2)
//%Description
// job=='plot' : block drawing
// arg1 is block data structure
// arg2 :unused
// job=='getinputs' : return position and type of inputs ports
// arg1 is block data structure
// x : x coordinates of ports
// x : y coordinates of ports
// typ: type of ports
// job=='getoutputs' : return position and type of outputs ports
// arg1 is block data structure
// x : x coordinates of ports
// x : y coordinates of ports
// typ: type of ports
// job=='getorigin' : return block origin coordinates
// x : x coordinates of block origin
// x : y coordinates of block origin
// job=='set' : block parameters acquisition
// arg1 is block data structure
// x is returned block data structure
// job=='define' : corresponding block data structure initialisation
// arg1: name of block parameters acquisition macro (init)
// x : block data structure
//%Block data-structure definition
// bl=list('Block',graphics,model,init,'standard_block')
// graphics=list([xo,yo],[l,h],orient,label)
// xo - x coordinate of block origin
// yo - y coordinate of block origin
// l - block width
// h - block height
// orient - boolean, specifies if block is tilded
// label - string block label
// model=list(eqns,#input,#output,#clk_input,#clk_output,state,rpar,ipar,..
// typ,firing,input_time_dep)
// eqns - function name (in string form if fortran routine)
// #input - number of inputs
// #output - number of ouputs
// #clk_input - number of clock inputs
// #clk_output - number of clock outputs
// state - vector (column) of initial condition
// rpar - vector (column) of real parameters
// ipar - vector (column) of integer parameters
// typ - string: 'c' if block is continuous, 'd' if discrete
// 'z' if zero-crossing.
//
// Copyright INRIA
x=[];y=[];typ=[];
select job
case 'plot' then
standard_draw(arg1)
case 'getinputs' then
[x,y,typ]=standard_inputs(arg1)
case 'getoutputs' then
[x,y,typ]=standard_outputs(arg1)
case 'getorigin' then
[x,y]=standard_origin(arg1)
case 'set' then
execstr('[model,label,ok]='+arg1(5)+'()')
if ok then
graphics=arg1(2);graphics(4)=label;
x=list('Block',graphics,model,arg1(4),arg1(5))
end
case 'define' then
model=list(arg1,1,1,[],[],[],[],[],[],%f,[%f %f])
x=standard_define([2 2],model,[],[])
end
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