'SAMPLE INPUT DATA S2-CRT.DAT: EXPLODING REFLECTOR. 1994, JANUARY 23.' 'MODEL.DAT' 'DCRT.DAT' ' ' 'S1-CODE.DAT' 'S1-RPAR.DAT' 'WRIT.DAT' 'LOG.OUT' 'INIT - EXPLODING REFLECTOR:' 2 0 (INITIAL SURFACE, IN CARTESIAN COORDINATES) 4 (NUMBER MFUNC OF FUNCTIONS SPECIFIED) 'X1-COORDINATE' 1 1 0 0 0 (X1-COORDINATE IS A FUNCTION OF RAY PARAMETER G1) 2 (NUMBER OF GRID POINTS) 0 60 (G1 GRID COORDINATES) 0 60 (X1-COORDINATE COINCIDES WITH RAY PARAMETER G1) 'X2-COORDINATE' 2 2 0 0 0 (X2-COORDINATE IS A FUNCTION OF RAY PARAMETER G2) 2 (NUMBER OF GRID POINTS) -20 20 (G2 GRID COORDINATES) -20 20 (X2-COORDINATE COINCIDES WITH RAY PARAMETER G2) 'X3-COORDINATE' 3 1 -3 0 0 (I.E. X3=W(G1), TENSION=0) 5 (NUMBERS OF GRID POINTS) 0 10 25 40 60 (G1 GRID COORDINATES) -16 -17 -20 -17 -15 (X3 COORDINATES AT GRID POINTS - MODEL SURFACE 4) 'TRAVEL TIME' 4 0 0 0 0 (CONSTANT INITIAL TIME) 0 (INITIAL TIME = 0) 'END OF DATA FOR THE INITIAL SURFACE' / ------------------------------------------------------------------------ THE MODEL WITH A HOMOGENEOUS LENTICULAR INCLUSION IN A CONSTANT VELOCITY GRADIENT LAYER IS DESCRIBED BY THE DEMO DATA FILE 'MODEL.DAT' OF PACKAGE 'MODEL'. THE SAME NUMERICAL RAY TRACING PARAMETERS 'DCRT.DAT' AND OUTPUT FILE NAMES (SEE 'WRIT.DAT') AS FOR THE POINT SOURCE ARE USED. THE ABOVE DATA SPECIFY MODEL SURFACE 4 AS AN EXPLODING REFLECTOR. THE INITIAL TRAVEL TIME IS 0 ALONG THE REFLECTOR. THE RAY PARAMETERS G1,G2 ARE CHOSEN TO COINCIDE WITH CARTESIAN COORDINATES X1,X2. ========================================================================