190124 readoutdata3 changed (tmp,strtmp) 190123 Use of sprintf 181105 output3h debugged ( ctr=0 added in varh ) readoutdata3 debugged (//,etc ) 181104 line display(123) for debugging removed 181025 crv3onsfparadata debugged (case of out=NULL ) 181023 pthiddenQ changed ( int flg, double out[4] ) 180705 nohiddenparadata2 debugged (|sp-sq}>1) 180703 nohiddenparadata2 debugged (for closed curve) 180616 nohiddenparadata2 debugged (rewritten a part ) output3h debugged (case where din1[0][0]==1) 180613 connectseg,connectseg3 changed ( for null data ) output3h debugged (case where din1[0][0]==1) 180609 crv3onsfparadata debugged ( case where curve has multi parts) connectseg3 added 180601 wireparadata changed (for cmdflg=1) sfcutparadata changed ( for cmdflg=1) 180531 outputend added output3,output3h changed readoutdata3 changed ( varname added ) intersectcrvsf changed (ws added) 180530 readoutdata3 added ( hidden data not included ) 180523 crvsfparadata debugged (npar removed)