void get_ard_srf(struct standrupformat *srf,int off,int ip,float *az,float *rg,float *z0,float *de,float *dn,float *slon,float *slat,struct geoprojection *gp)
{
struct srf_planerectangle *prect_ptr;
struct srf_prectsegments *prseg_ptr;
struct srf_allpoints *apnts_ptr;
struct srf_apointvalues *apval_ptr;
float elon, elat, xs, ys;
prect_ptr = &(srf->srf_prect);
prseg_ptr = prect_ptr->prectseg;
apnts_ptr = &(srf->srf_apnts);
apval_ptr = apnts_ptr->apntvals + off;
elon = apval_ptr[ip].lon;
elat = apval_ptr[ip].lat;
if(gp->geoproj == 0)
set_ne(&elon,&elat,slon,slat,dn,de);
else if(gp->geoproj == 1)
{
gcproj(&xs,&ys,&elon,&elat,&gp->erad,&gp->g0,&gp->b0,gp->amat,gp->ainv,1);
*dn = -(gp->xshift) - xs;
*de = -(gp->yshift) - ys;
}
*az = atan2((*de),(*dn));
*rg = sqrt((*de)*(*de) + (*dn)*(*dn));
*z0 = apval_ptr[ip].dep;
}
void Graph::create(const vector< vector<Cell_handle> >& chains,
const vector<COMPUTATION_STATUS>& chains_property,
const vector< Facet >& start_of_chains)
{
// `chains' is a collection of chains each of which is given by a list
// of ordered vertices on it. the edges are therefore implicitly defined
// between two consecutive vertices in the list. It has impurity because
// some edges are not correct. So, we collect only the correct edges
// and remove any duplication. We call it pure_chains.
vector< vector<int> > pure_chains;
pure_chains.resize((int)chains.size());
int current_pure_chain = -1;
// we first create a set of vertices. we omit duplication at the start
// and end of chains by consulting the vector start_end_of_chains.
for(int i = 0; i < (int)chains.size(); i ++)
{
if(chains_property[i] != SUCCESS) continue;
if((int)chains[i].size() == 0) continue;
current_pure_chain++;
Facet i2f = start_of_chains[i];
if( i2f.first->saddle_g_vid[i2f.second] == -1)
{
vert_list.push_back( GVertex(circumcenter(start_of_chains[i])) );
vert_list[(int)vert_list.size()-1].id = (int)vert_list.size()-1;
vert_list[(int)vert_list.size()-1].c = i2f.first;
pure_chains[current_pure_chain].push_back((int)vert_list.size()-1);
Cell_handle c[2]; int id[2];
c[0] = i2f.first; id[0] = i2f.second;
c[1] = c[0]->neighbor(id[0]); id[1] = c[1]->index(c[0]);
c[0]->saddle_g_vid[id[0]] = (int)vert_list.size()-1;
c[1]->saddle_g_vid[id[1]] = (int)vert_list.size()-1;
vert_list[(int)vert_list.size()-1].set_out(c[0]->outside && c[1]->outside );
// if either of the three VFs incident on the VE (dual to Face(c[0], id[0]))
// is on_um_i1, this graph vertex is also on um_i1.
int u = (id[0]+1)%4, v = (id[0]+2)%4, w = (id[0]+3)%4;
if(c[0]->VF_on_um_i1(u,v) ||
c[0]->VF_on_um_i1(v,w) ||
c[0]->VF_on_um_i1(w,u) )
vert_list[(int)vert_list.size()-1].set_on_um_i1(true);
// collect the clusters the incident VFs fall into.
if(c[0]->patch_id[u][v] != -1)
vert_list[(int)vert_list.size()-1].cluster_membership.push_back(c[0]->patch_id[u][v]);
if(c[0]->patch_id[v][w] != -1 &&
c[0]->patch_id[v][w] != c[0]->patch_id[u][v])
vert_list[(int)vert_list.size()-1].cluster_membership.push_back(c[0]->patch_id[v][w]);
if(c[0]->patch_id[w][u] != -1 &&
c[0]->patch_id[w][u] != c[0]->patch_id[u][v] &&
c[0]->patch_id[w][u] != c[0]->patch_id[v][w] )
vert_list[(int)vert_list.size()-1].cluster_membership.push_back(c[0]->patch_id[w][u]);
if((int)vert_list[(int)vert_list.size()-1].cluster_membership.size() >= 2) cerr << " >= 2 ";
}
else
{
pure_chains[current_pure_chain].push_back(i2f.first->saddle_g_vid[i2f.second]);
}
for(int j = 0; j < (int)chains[i].size(); j ++)
{
// if the cell is already included by another chain
if(chains[i][j]->g_vid != -1)
pure_chains[current_pure_chain].push_back(chains[i][j]->g_vid);
else // add its voronoi as a vertex in the graph
{
vert_list.push_back(GVertex(chains[i][j]->voronoi()));
vert_list[(int)vert_list.size()-1].id = (int)vert_list.size()-1;
vert_list[(int)vert_list.size()-1].c = chains[i][j];
pure_chains[current_pure_chain].push_back((int)vert_list.size()-1);
chains[i][j]->g_vid = (int)vert_list.size()-1;
vert_list[(int)vert_list.size()-1].set_out(chains[i][j]->outside);
// keep the info if this cell also lies on um(i1).
if(chains[i][j]->VV_on_um_i1())
{
vert_list[(int)vert_list.size()-1].set_on_um_i1(true);
for(int u = 0; u < 4; u ++)
{
for(int v = u+1; v < 4; v ++)
{
if(chains[i][j]->patch_id[u][v] == -1) continue;
bool found = false;
for(int k = 0; k < (int)vert_list[(int)vert_list.size()-1].cluster_membership.size(); k ++)
if(vert_list[(int)vert_list.size()-1].cluster_membership[k] ==
chains[i][j]->patch_id[u][v])
found = true;
if(found) continue;
vert_list[(int)vert_list.size()-1].cluster_membership.push_back(
chains[i][j]->patch_id[u][v]);
}
}
}
}
}
}
set_nv((int)vert_list.size());
for(int i = 0; i < (int)pure_chains.size(); i ++)
{
if((int)pure_chains[i].size() == 0) continue;
for(int j = 0; j < (int)pure_chains[i].size() - 1; j ++)
{
edge_list.push_back(GEdge(pure_chains[i][j], pure_chains[i][j+1]));
edge_list[(int)edge_list.size()-1].id = (int)edge_list.size()-1;
// we have considered only the chains with status == SUCCESS.
edge_list[(int)edge_list.size()-1].set_status(SUCCESS);
// update adjacency information.
// vertex
vert_list[pure_chains[i][j]].add_inc_vert(pure_chains[i][j+1]);
vert_list[pure_chains[i][j+1]].add_inc_vert(pure_chains[i][j]);
// edge
vert_list[pure_chains[i][j]].add_inc_edge((int)edge_list.size()-1);
vert_list[pure_chains[i][j+1]].add_inc_edge((int)edge_list.size()-1);
}
}
set_ne((int)edge_list.size());
}
main(int ac,char **av)
{
FILE *fopfile(), *fpr, *fpwsv, *fpwrt, *fpwtr;
struct gfheader gfhead[4];
float maxgft;
struct gfparam gfpar;
float *gf, *gfmech;
int kg, ig;
float kperd_n, kperd_e;
float elat, elon, slat, slon, snorth, seast;
double e2, den, g2, lat0;
float len, wid, strike, dip, rake, dtop;
int i, j, k, l, ip, ip0;
int tshift_timedomain = 0;
struct beroza brm;
struct okumura orm;
struct gene grm;
struct rob rrm;
struct standrupformat srf;
struct srf_planerectangle *prect_ptr;
struct srf_prectsegments *prseg_ptr;
struct srf_allpoints *apnts_ptr;
struct srf_apointvalues *apval_ptr;
struct mechparam mechpar;
int maxmech;
int nstf;
float vslip;
int apv_off;
int nseg = 0;
int inbin = 0;
float tsfac = 0.0;
float tmom = 0.0;
float rupvel = -1.0;
float shal_vrup = 1.0;
float htol = 0.1;
double rayp, rupt_rad;
float rvfrac, rt, *randt;
struct velmodel vmod, rvmod;
int seed = 1;
int randtime = 0;
float perc_randtime = 0.0;
float delt = 0.0;
int smooth_randt = 2;
int gaus_randt = 0;
int randmech = 0;
float deg_randstk = 0.0;
float deg_randdip = 0.0;
float deg_randrak = 0.0;
float zap = 0.0;
int nn;
int kp;
float *rwt, sum;
float randslip = 0.0;
float len2, ds0, dd0, dsf, ddf, s2;
int ntsum, maxnt, it, ntp2;
float mindt;
float x0, y0, z0, dd;
float x0c, ddc, avgvrup;
float shypo, dhypo;
int nsubstk, nsubdip;
int nfinestk = 1;
int nfinedip = 1;
int ntout = -99;
float *stf, *seis, *subseis, *se, *sn, *sv;
float cosS, sinS, cosA, sinA;
float scale, arg, cosD, sinD;
float xstr, xdip, xrak;
float area, sfac;
float trise;
float azi, rng, deast, dnorth;
int ncomp = 3;
float *space;
float dtout = -1.0;
int fdw;
char gfpath[128], gfname[64];
char rtimesfile[128], modfile[128], outfile[128];
char slipfile[128], rupmodfile[128], outdir[128], stat[64], sname[8];
char rupmodtype[128], trisefile[128];
char string[256];
int write_ruptimes = 0;
int write_slipvals = 0;
int write_risetime = 0;
double rperd = 0.017453293;
float normf = 1.0e+10; /* km^2 -> cm^2 */
float targetslip = 1.0; /* slip in cm on each subfault */
float slip_conv = 1.0; /* input slip in cm on each subfault */
float half = 0.5;
float two = 2.0;
int latloncoords = 0;
float tstart = 0.0;
rtimesfile[0] = '\0';
slipfile[0] = '\0';
trisefile[0] = '\0';
sname[0] = '\0';
sprintf(rupmodtype,"NULL");
sprintf(gfpar.gftype,"fk");
setpar(ac, av);
getpar("latloncoords","d",&latloncoords);
if(latloncoords == 1)
{
mstpar("elat","f",&elat);
mstpar("elon","f",&elon);
mstpar("slat","f",&slat);
mstpar("slon","f",&slon);
}
else
{
mstpar("snorth","f",&snorth);
mstpar("seast","f",&seast);
}
mstpar("dtop","f",&dtop);
mstpar("strike","f",&strike);
mstpar("dip","f",&dip);
mstpar("rake","f",&rake);
getpar("rupmodtype","s",rupmodtype);
if(strcmp(rupmodtype,"BEROZA") == 0)
{
brm.inc_stk = 1;
brm.inc_dip = 1;
brm.generic_risetime = -1.0;
brm.robstf = 0;
mstpar("rupmodfile","s",rupmodfile);
mstpar("npstk","d",&brm.npstk);
mstpar("npdip","d",&brm.npdip);
mstpar("inc_stk","d",&brm.inc_stk);
mstpar("inc_dip","d",&brm.inc_dip);
mstpar("len","f",&len);
mstpar("wid","f",&wid);
getpar("robstf","d",&brm.robstf);
getpar("generic_risetime","f",&brm.generic_risetime);
if(brm.robstf == 0 && brm.generic_risetime > 0.0)
{
mstpar("generic_pulsedur","f",&brm.generic_pulsedur);
mstpar("generic_t2","f",&brm.generic_t2);
}
getpar("slip_conv","f",&slip_conv);
mstpar("outdir","s",outdir);
mstpar("stat","s",stat);
}
else if(strcmp(rupmodtype,"OKUMURA") == 0)
{
mstpar("rupmodfile","s",rupmodfile);
getpar("slip_conv","f",&slip_conv);
mstpar("outdir","s",outdir);
mstpar("stat","s",stat);
}
else if(strcmp(rupmodtype,"GENE") == 0)
{
mstpar("rupmodfile","s",rupmodfile);
getpar("slip_conv","f",&slip_conv);
mstpar("outdir","s",outdir);
mstpar("stat","s",stat);
}
else if(strcmp(rupmodtype,"ROB") == 0)
{
mstpar("rupmodfile","s",rupmodfile);
getpar("slip_conv","f",&slip_conv);
mstpar("outdir","s",outdir);
mstpar("stat","s",stat);
mstpar("shypo","f",­po);
mstpar("dhypo","f",&dhypo);
getpar("tsfac","f",&tsfac);
getpar("rupvel","f",&rupvel);
if(rupvel < 0.0)
{
mstpar("modfile","s",modfile);
mstpar("rvfrac","f",&rvfrac);
getpar("shal_vrup","f",&shal_vrup);
}
}
else if(strcmp(rupmodtype,"SRF") == 0)
{
mstpar("rupmodfile","s",rupmodfile);
getpar("slip_conv","f",&slip_conv);
getpar("nseg","d",&nseg);
getpar("inbin","d",&inbin);
mstpar("outdir","s",outdir);
mstpar("stat","s",stat);
}
else
{
mstpar("shypo","f",­po);
mstpar("dhypo","f",&dhypo);
mstpar("nsubstk","d",&nsubstk);
mstpar("nsubdip","d",&nsubdip);
mstpar("len","f",&len);
mstpar("wid","f",&wid);
getpar("rupvel","f",&rupvel);
if(rupvel < 0.0)
{
mstpar("modfile","s",modfile);
mstpar("rvfrac","f",&rvfrac);
getpar("shal_vrup","f",&shal_vrup);
}
getpar("targetslip","f",&targetslip);
mstpar("outfile","s",outfile);
}
getpar("nfinestk","d",&nfinestk);
getpar("nfinedip","d",&nfinedip);
mstpar("gftype","s",gfpar.gftype);
if((strncmp(gfpar.gftype,"fk",2) == 0) || (strncmp(gfpar.gftype,"FK",2) == 0))
{
gfpar.flag3d = 0;
gfpar.nc = 8;
mstpar("gflocs","s",gfpar.gflocs);
mstpar("gftimes","s",gfpar.gftimes);
gfpar.swap_flag = 0;
getpar("gf_swap_bytes","d",&gfpar.swap_flag);
}
else if((strncmp(gfpar.gftype,"3d",2) == 0) || (strncmp(gfpar.gftype,"3D",2) == 0))
{
gfpar.flag3d = 1;
gfpar.nc = 18;
mstpar("gflocs","s",gfpar.gflocs);
mstpar("gfrange_tolerance","f",&gfpar.rtol);
}
else
{
fprintf(stderr,"gftype= %s invalid option, exiting...\n",gfpar.gftype);
exit(-1);
}
mstpar("gfpath","s",gfpath);
mstpar("gfname","s",gfname);
mstpar("maxnt","d",&maxnt);
mstpar("mindt","f",&mindt);
getpar("ntout","d",&ntout);
getpar("dtout","f",&dtout);
getpar("tstart","f",&tstart);
getpar("rtimesfile","s",rtimesfile);
getpar("slipfile","s",slipfile);
getpar("trisefile","s",trisefile);
getpar("seed","d",&seed);
getpar("randtime","d",&randtime);
if(randtime >= 1)
mstpar("perc_randtime","f",&perc_randtime);
if(randtime >= 2)
getpar("delt","f",&delt);
getpar("smooth_randt","d",&smooth_randt);
getpar("gaus_randt","d",&gaus_randt);
getpar("randslip","f",&randslip);
getpar("randmech","d",&randmech);
if(randmech)
{
mstpar("deg_randstk","f",°_randstk);
mstpar("deg_randdip","f",°_randdip);
mstpar("deg_randrak","f",°_randrak);
}
getpar("tshift_timedomain","d",&tshift_timedomain);
getpar("sname","s",sname);
endpar();
fprintf(stderr,"type= %s\n",rupmodtype);
maxmech = 1;
mechpar.nmech = 1;
mechpar.flag[0] = U1FLAG;
mechpar.flag[1] = 0;
mechpar.flag[2] = 0;
if(strcmp(rupmodtype,"BEROZA") == 0)
{
len2 = 0.5*len;
read_beroza(&brm,rupmodfile,&len2);
nsubstk = (brm.npstk) - 1;
nsubdip = (brm.npdip) - 1;
targetslip = slip_conv;
}
else if(strcmp(rupmodtype,"OKUMURA") == 0)
{
read_okumura(&orm,rupmodfile,&len2);
nsubstk = orm.nstk;
nsubdip = orm.ndip;
len = orm.flen;
wid = orm.fwid;
targetslip = slip_conv;
}
else if(strcmp(rupmodtype,"GENE") == 0)
{
read_gene(&grm,rupmodfile,&len2);
nsubstk = grm.nstk;
nsubdip = grm.ndip;
len = grm.flen;
wid = grm.fwid;
targetslip = slip_conv;
}
else if(strcmp(rupmodtype,"ROB") == 0)
{
read_rob(&rrm,rupmodfile,&tsfac);
/* 07/15/04
For now, just use the getpar values, eventually we should modify
in order to use the values read in from the slipmodel
*/
rrm.elon = elon;
rrm.elat = elat;
rrm.stk = strike;
rrm.dip = dip;
rrm.dtop = dtop;
rrm.shyp = shypo;
rrm.dhyp = dhypo;
nsubstk = rrm.nstk;
nsubdip = rrm.ndip;
len = rrm.flen;
wid = rrm.fwid;
len2 = 0.5*len;
if(rupvel < 0.0)
{
read_velmodel(modfile,&vmod);
conv2vrup(&vmod,&rvmod,&dip,&dtop,&wid,&rvfrac,&shal_vrup);
}
targetslip = slip_conv;
}
else if(strcmp(rupmodtype,"SRF") == 0)
{
maxmech = 3;
read_srf(&srf,rupmodfile,inbin);
prect_ptr = &srf.srf_prect;
prseg_ptr = prect_ptr->prectseg;
apnts_ptr = &srf.srf_apnts;
apval_ptr = apnts_ptr->apntvals;
/* 05/19/05
For now, only use one segment from standard rupture model format;
specified with 'nseg'.
*/
elon = prseg_ptr[nseg].elon;
elat = prseg_ptr[nseg].elat;
strike = prseg_ptr[nseg].stk;
dip = prseg_ptr[nseg].dip;
dtop = prseg_ptr[nseg].dtop;
shypo = prseg_ptr[nseg].shyp;
dhypo = prseg_ptr[nseg].dhyp;
nsubstk = prseg_ptr[nseg].nstk;
nsubdip = prseg_ptr[nseg].ndip;
len = prseg_ptr[nseg].flen;
wid = prseg_ptr[nseg].fwid;
/* reset POINTS pointer to appropriate segment */
apv_off = 0;
for(i=0;i<nseg;i++)
apv_off = apv_off + prseg_ptr[i].nstk*prseg_ptr[i].ndip;
apval_ptr = apval_ptr + apv_off;
len2 = 0.5*len;
targetslip = slip_conv;
}
else
{
len2 = 0.5*len;
if(rupvel < 0.0)
{
read_velmodel(modfile,&vmod);
conv2vrup(&vmod,&rvmod,&dip,&dtop,&wid,&rvfrac,&shal_vrup);
}
}
if(randtime)
{
fprintf(stderr,"**** Initiation time randomized\n");
fprintf(stderr," slow variation= +/-%.0f percent\n",100*perc_randtime);
fprintf(stderr," fast variation= +/-%g sec\n",delt);
}
else
{
perc_randtime = 0.0;
delt = 0.0;
}
if(randmech)
{
fprintf(stderr,"**** strike randomized by +/-%.0f degrees\n",deg_randstk);
fprintf(stderr," dip randomized by +/-%.0f degrees\n",deg_randdip);
fprintf(stderr," rake randomized by +/-%.0f degrees\n",deg_randrak);
}
else
{
deg_randstk = 0.0;
deg_randdip = 0.0;
deg_randrak = 0.0;
}
arg = strike*rperd;
cosS = cos(arg);
sinS = sin(arg);
arg = dip*rperd;
cosD = cos(arg);
sinD = sin(arg);
get_gfpars(&gfpar);
if(latloncoords) /* calculate lat,lon to km conversions */
set_ne(&elon,&elat,&slon,&slat,&snorth,&seast);
if(dtout < 0.0)
dtout = mindt;
if(dtout < mindt)
maxnt = (maxnt*mindt/dtout);
ntsum = 2;
while(ntsum < 4*maxnt)
ntsum = ntsum*2;
if(ntout < 0)
ntout = ntsum;
gf = (float *) check_malloc (4*gfpar.nc*ntsum*sizeof(float));
gfmech = (float *) check_malloc (maxmech*12*ntsum*sizeof(float));
space = (float *) check_malloc (2*ntsum*sizeof(float));
seis = (float *) check_malloc (3*ntout*sizeof(float));
subseis = (float *) check_malloc (maxmech*3*ntout*sizeof(float));
stf = (float *) check_malloc (ntout*sizeof(float));
/* Calculate subfault responses */
ds0 = len/nsubstk;
dd0 = wid/nsubdip;
dsf = ds0/nfinestk;
ddf = dd0/nfinedip;
area = (len*wid)/(nsubstk*nsubdip);
sfac = targetslip*normf*area/(nfinestk*nfinedip);
if(gfpar.flag3d == 0) /* add addtnl factor to convert mu for 1d GFs */
sfac = sfac*normf;
rwt = (float *) check_malloc (nfinestk*nfinedip*sizeof(float));
if(randtime)
{
nn = nsubstk*nsubdip*nfinestk*nfinedip;
randt = (float *) check_malloc (nn*sizeof(float));
rand_init(randt,&perc_randtime,&seed,nsubstk,nsubdip,nfinestk,nfinedip,smooth_randt,gaus_randt);
}
/* open output file */
if(strcmp(rupmodtype,"NULL") == 0)
fdw = croptrfile(outfile);
if(rtimesfile[0] != '\0')
{
write_ruptimes = 1;
fpwrt = fopfile(rtimesfile,"w");
}
if(slipfile[0] != '\0')
{
write_slipvals = 1;
fpwsv = fopfile(slipfile,"w");
}
if(trisefile[0] != '\0')
{
write_risetime = 1;
fpwtr = fopfile(trisefile,"w");
}
zapit(seis,3*ntout);
for(i=0;i<4;i++)
{
gfhead[i].id = -1; /* initialize: -1 means none read yet */
gfhead[i].ir = -1; /* initialize: -1 means none read yet */
}
tmom = 0.0;
for(i=0;i<nsubstk;i++)
{
for(j=0;j<nsubdip;j++)
{
sum = 0.0;
for(l=0;l<nfinedip*nfinestk;l++)
{
rwt[l] = randslip*sfrand(&seed);
sum = sum + rwt[l];
}
sum = sum/(float)(nfinedip*nfinestk);
for(l=0;l<nfinedip*nfinestk;l++)
rwt[l] = rwt[l] - sum;
zapit(subseis,maxmech*3*ntout);
ip0 = i + j*nsubstk;
for(k=0;k<nfinestk;k++)
{
x0 = i*ds0 + (k+0.5)*dsf - len2;
for(l=0;l<nfinedip;l++)
{
dd = j*dd0 + (l+0.5)*ddf;
y0 = dd*cosD;
z0 = dtop + dd*sinD;
kp = l + k*nfinedip;
ip = kp + (j + i*nsubdip)*nfinestk*nfinedip;
if(strcmp(rupmodtype,"BEROZA") == 0)
{
get_brmpars(&brm,i,j,&x0,&dd,&rt,&vslip);
trise = brm.tdur[ip0];
}
else if(strcmp(rupmodtype,"OKUMURA") == 0)
{
get_ormpars(&orm,i,j,&x0,&dd,&rt,&vslip);
trise = orm.rist[ip0];
}
else if(strcmp(rupmodtype,"GENE") == 0)
{
get_grmpars(&grm,i,j,&x0,&dd,&rt,&vslip,&rake);
trise = (grm.nt[ip0]-1)*grm.tdel + grm.trise;
}
else if(strcmp(rupmodtype,"ROB") == 0)
{
get_rrmpars(&rrm,i,j,&x0,&dd,&rt,&vslip,&rake,&tsfac);
trise = rrm.trise[ip0];
if(rt < 0.0)
{
if(rupvel < 0.0)
get_rupt(&rvmod,&htol,&dhypo,&dd,­po,&x0,&rayp,&rupt_rad,&rt);
else
rt = sqrt((shypo-x0)*(shypo-x0)+(dhypo-dd)*(dhypo-dd))/rupvel;
rt = rt + tsfac;
}
if(rt < 0.0)
rt = 0.0;
}
else if(strcmp(rupmodtype,"SRF") == 0)
{
get_srfpars(&srf,apv_off,ip0,&rt,&vslip,&strike,&dip,&rake,&mechpar);
trise = apval_ptr[ip0].dt*apval_ptr[ip0].nt1;
/*
For case when nfinestk,nfinedip > 1 =>
calculate avg. Vr based on subfault center, then re-estimate Tinit
when nfinestk = nfinedip = 1, x0c=x0, ddc=dd.
*/
x0c = (i+0.5)*ds0 - len2;
ddc = (j+0.5)*dd0;
avgvrup = sqrt((shypo-x0c)*(shypo-x0c)+(dhypo-ddc)*(dhypo-ddc))/rt;
rt = sqrt((shypo-x0)*(shypo-x0)+(dhypo-dd)*(dhypo-dd))/avgvrup;
}
else
{
vslip = 1.0;
if(rupvel < 0.0)
get_rupt(&rvmod,&htol,&dhypo,&dd,­po,&x0,&rayp,&rupt_rad,&rt);
else
rt = sqrt((shypo-x0)*(shypo-x0)+(dhypo-dd)*(dhypo-dd))/rupvel;
}
if(randtime)
rt = rt*(1.0 + randt[ip]);
if(randtime == 2)
{
rt = rt + delt*sfrand(&seed);
if(rt < 0.0)
rt = 0.0;
}
if(write_ruptimes == 1)
fprintf(fpwrt,"%13.5e %13.5e %13.5e\n",x0+len2,dd,rt);
vslip = (1.0 + rwt[kp])*vslip;
if(write_slipvals == 1)
fprintf(fpwsv,"%13.5e %13.5e %13.5e\n",x0+len2,dd,slip_conv*vslip);
if(write_risetime == 1)
fprintf(fpwtr,"%13.5e %13.5e %13.5e\n",x0+len2,dd,trise);
get_radazi(&azi,&rng,&deast,&dnorth,&x0,&y0,&cosS,&sinS,&seast,&snorth);
find_4gf(gfpar,gfhead,&rng,&z0,&deast,&dnorth);
fprintf(stderr,"i=%3d j=%3d k=%3d l=%3d ",i,j,k,l);
fprintf(stderr," s=%7.2f d=%7.2f",x0,dd);
fprintf(stderr," dn=%10.5f de=%10.5f",dnorth,deast);
fprintf(stderr," a=%7.2f r=%7.2f\n",azi,rng);
read_4gf(gfpath,gfname,gf,ntsum,gfhead,gfpar,&maxgft,&maxnt,&dtout,space);
if(randmech)
{
mechpar.stk = strike + deg_randstk*sfrand(&seed);
mechpar.dip = dip + deg_randdip*sfrand(&seed);
mechpar.rak = rake + deg_randrak*sfrand(&seed);
}
else
{
mechpar.stk = strike;
mechpar.dip = dip;
mechpar.rak = rake;
}
scale = sfac;
mech_4gf(gfmech,gf,gfhead,gfpar,ntsum,mechpar,&azi,&scale);
/* scale now contains the moment released by this point source */
tmom = tmom + vslip*scale;
sum_4gf(subseis,ntout,gfmech,gfhead,ntsum,maxnt,&rt,&maxgft,&tstart,tshift_timedomain,mechpar);
}
}
z0 = dtop + (j+0.5)*dd0*sinD;
if(strcmp(rupmodtype,"BEROZA") == 0)
beroza_stf(&brm,i,j,seis,subseis,stf,ntout,&dtout,&z0);
else if(strcmp(rupmodtype,"OKUMURA") == 0)
okumura_stf(&orm,i,j,seis,subseis,stf,ntout,&dtout);
else if(strcmp(rupmodtype,"GENE") == 0)
gene_stf(&grm,i,j,seis,subseis,stf,ntout,&dtout);
else if(strcmp(rupmodtype,"ROB") == 0)
rob_stf(&rrm,i,j,seis,subseis,stf,ntout,&dtout,&z0);
else if(strcmp(rupmodtype,"SRF") == 0)
srf_stf(&srf,apv_off,ip0,seis,subseis,stf,ntout,&dtout,mechpar);
else
{
sv = subseis;
sn = subseis + ntout;
se = subseis + 2*ntout;
fortran_rite(fdw,1,&ncomp,sizeof(int));
fortran_rite(fdw,2,&rng,sizeof(float),&tstart,sizeof(float));
fortran_rite(fdw,2,&ntout,sizeof(int),&dtout,sizeof(float));
fortran_rite(fdw,1,sn,ntout*sizeof(float));
fortran_rite(fdw,2,&rng,sizeof(float),&tstart,sizeof(float));
fortran_rite(fdw,2,&ntout,sizeof(int),&dtout,sizeof(float));
fortran_rite(fdw,1,se,ntout*sizeof(float));
fortran_rite(fdw,2,&rng,sizeof(float),&tstart,sizeof(float));
fortran_rite(fdw,2,&ntout,sizeof(int),&dtout,sizeof(float));
fortran_rite(fdw,1,sv,ntout*sizeof(float));
}
}
}
if(strcmp(rupmodtype,"NULL") == 0)
close(fdw);
else
{
sv = seis;
sn = seis + ntout;
se = seis + 2*ntout;
if(sname[0] == '\0')
{
strncpy(sname,stat,7);
sname[7] = '\0';
}
write_seis(outdir,stat,sname,"000",sn,&dtout,ntout,&tstart);
write_seis(outdir,stat,sname,"090",se,&dtout,ntout,&tstart);
write_seis(outdir,stat,sname,"ver",sv,&dtout,ntout,&tstart);
fprintf(stderr,"Total moment= %13.5e\n",tmom);
}
if(write_ruptimes == 1)
{
fflush(fpwrt);
fclose(fpwrt);
}
if(write_slipvals == 1)
{
fflush(fpwsv);
fclose(fpwsv);
}
if(write_risetime == 1)
{
fflush(fpwtr);
fclose(fpwtr);
}
}