訂正
for(ｖ=0 ; !feof(fp);)
{
fgets(line, 255, fp);
sscanf(line, "%s", ky);

if(!strcmp(ky, "文字"))
{
sscanf(line, "%*s %lf %lf %lf",
&hoge[v][0],
&hoge[v][1],
&hoge[v][2]);
v++;
}