--- ray/src/rt/text.c	1989/02/02 10:41:47	1.1
+++ ray/src/rt/text.c	1989/07/27 22:25:17	1.3
@@ -89,9 +89,10 @@ RAY  *r;
 
 				/* first, discover position in text */
 	ap = m->oargs.farg;
-	v[0] = r->rop[0] - ap[0];
-	v[1] = r->rop[1] - ap[1];
-	v[2] = r->rop[2] - ap[2];
+	multp3(v, r->rop, r->robx);
+	v[0] -= ap[0];
+	v[1] -= ap[1];
+	v[2] -= ap[2];
 	col = x = DOT(v, ap+3) / DOT(ap+3, ap+3);
 	lno = y = DOT(v, ap+6) / DOT(ap+6, ap+6);
 	x -= col;
@@ -159,7 +160,7 @@ int  col;
 			txt[1] = NULL;
 		} else {				/* text file */
 			if ((s = getpath(tm->oargs.sarg[tndx(tm)],
-					libpath)) == NULL) {
+					libpath, R_OK)) == NULL) {
 				sprintf(errmsg, "cannot find text file \"%s\"",
 						tm->oargs.sarg[tndx(tm)]);
 				error(USER, errmsg);
@@ -210,7 +211,7 @@ char  *fname;
 		if (!strcmp(f->name, fname))
 			return(f);
 						/* load the font file */
-	if ((pathname = getpath(fname, libpath)) == NULL) {
+	if ((pathname = getpath(fname, libpath, R_OK)) == NULL) {
 		sprintf(errmsg, "cannot find font file \"%s\"", fname);
 		error(USER, errmsg);
 	}