int test_curve(int c) {
spiro_cp spiro[16];
int nextknot[17];
spiro_seg *segs = NULL;
bezctx *bc;
int i;
/* Load sample data so that we can see if library is callable */
load_test_curve(spiro,nextknot,c);
/* Check if run_spiro works okay */
printf("testing run_spiro() using data=path%d[].\n",c);
if ( (segs=run_spiro(spiro,cl[c]))==0 ) {
printf("error with run_spiro() using data=path%d[].\n",c);
return -1;
}
/* Quick visual check shows X,Y knots match with each pathN[] */
for (i=0; i < cl[c]; i++) {
printf("curve %d, line %d, x=%f y=%f t=%c bend=%f ch=%f th=%f l=%f \n",c,i,segs[i].x,segs[i].y,segs[i].ty,segs[i].bend_th,segs[i].seg_ch,segs[i].seg_th,segs[i].l);
}
/* Quick visual check shows X,Y knots match with each pathN[] */
printf("testing spiro_to_bpath() using data from run_spiro(data=path%d[],len=%d).\n",c,cl[c]);
bc = new_bezctx_test();
spiro_to_bpath(segs,cl[c],bc);
free(segs);
/* Check if TaggedSpiroCPsToBezier0() works okay */
printf("---\ntesting TaggedSpiroCPsToBezier0() using data=path%d[].\n",c);
if ( TaggedSpiroCPsToBezier0(spiro,bc)!=1 ) {
printf("error with TaggedSpiroCPsToBezier0() using data=path%d[].\n",c);
return -1;
}
/* Check if SpiroCPsToBezier0() works okay */
printf("---\ntesting SpiroCPsToBezier0() using data=path%d[].\n",c);
if ( SpiroCPsToBezier0(spiro,cl[c],(c==0 ? 1 : 0),bc)!=1 ) {
printf("error with SpiroCPsToBezier0() using data=path%d[].\n",c);
return -1;
}
free(bc);
return 0;
}
void SpiroCPsToBezier1(spiro_cp *spiros,int n,int isclosed,bezctx *bc,int *done) {
*done = SpiroCPsToBezier0(spiros,n,isclosed,bc);
}
/* These two functions are kept for backwards compatibility */
void SpiroCPsToBezier(spiro_cp *spiros,int n,int isclosed,bezctx *bc) {
SpiroCPsToBezier0(spiros,n,isclosed,bc);
}
