file_rea.m

ABAQUS is a general purpose finite element analysis program which is widely used to analyses mechani

function [cp_num,hard,a,cp]=file_reader(infil);
% This function find the length of the current record   

[m,n]=size(infil);
char_zero=48;
% cp_val is by default set to 1 for fullfield solutions, in the case of
% a modified boundary layer formultion cp_val gets the value 2, and
% if the model type is not known cp_val get the value 0;

cp_val=1; 
if infil(1)=='c'
	cp_num=1;
	cp='ccp';
elseif infil(1)=='d'
	cp_num=4;
	cp='dec';
elseif infil(1)=='s' & infil(3)=='c'
	cp_num=2;
	cp='sec';
elseif infil(1)=='s' & infil(3)=='b'
	cp_num=3;
	cp='seb';
elseif infil(1)=='m' 
	cp='mbl'
	cp_num=0;
	cp_val=2;
else
	cp_val=0;
	cp_num=0;
	cp='udg';
	'undefined geometry'
end 


% the hardening rates is determined in this section of the routine
if cp_val==1 
a=(abs(infil(5))-char_zero)*100;
	if infil(6)=='1'
		hard='13';
	elseif infil(6)=='6'
		hard='06';
	elseif infil(6)=='3' 
		hard='03';	
	elseif infil(6)=='n' 
		hard='nh';
	else
		hard='unrecognised hardening rate';
	end 
elseif cp_val==2
	if infil(5)=='1'
		hard='13';
	elseif infil(5)=='6'
		hard='06';
	elseif infil(5)=='3' 
		hard='03';	
	elseif infil(5)=='n' 
		hard='nh';
	else
		hard='unrecognised hardening rate';
	end
end
		'the analysed crack problem is a :',cp
		'and have a crack problem number :',cp_num
		'the hardening rate is',hard
		'the crack length is',a