static int writePC33(bor_pc_t *pc, int fd)
{
FILE *fout;
bor_pc_it_t pcit;
bor_vec3_t *v;
fout = fdopen(fd, "w");
if (!fout)
return -1;
// first print dimensions
fprintf(fout, "3\n");
// then write number of points
fprintf(fout, "%d\n", (int)borPCLen(pc));
// and write all points
borPCItInit(&pcit, (bor_pc_t *)pc);
while (!borPCItEnd(&pcit)){
v = (bor_vec3_t *)borPCItGet(&pcit);
fprintf(fout, "%g %g %g\n", borVec3X(v), borVec3Y(v), borVec3Z(v));
borPCItNext(&pcit);
}
fclose(fout);
return 0;
}
static const bor_vec_t *input_signal(void *data)
{
const bor_vec_t *v;
if (borPCItEnd(&pcit)){
borPCPermutate(pc);
borPCItInit(&pcit, pc);
}
v = borPCItGet(&pcit);
borPCItNext(&pcit);
return v;
}
static int pcContains(bor_pc_t *pc, const bor_vec3_t *v)
{
bor_pc_it_t it;
const bor_vec3_t *w;
borPCItInit(&it, pc);
while (!borPCItEnd(&it)){
w = (bor_vec3_t *)borPCItGet(&it);
if (borVec3Eq(w, v))
return 1;
borPCItNext(&it);
}
return 0;
}