From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001 From: Joseph Hunkeler Date: Wed, 8 Jul 2015 20:46:52 -0400 Subject: Initial commit --- pkg/images/tv/display/iisrcr.x | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 pkg/images/tv/display/iisrcr.x (limited to 'pkg/images/tv/display/iisrcr.x') diff --git a/pkg/images/tv/display/iisrcr.x b/pkg/images/tv/display/iisrcr.x new file mode 100644 index 00000000..53119d06 --- /dev/null +++ b/pkg/images/tv/display/iisrcr.x @@ -0,0 +1,32 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +include +include "zdisplay.h" +include "iis.h" + +define DELAY 30 # milliseconds between cursor reads + + +# IISRCR -- Read cursor from display. Note that the position is 1 indexed. + +procedure iisrcr (status, xcur, ycur) + +int status, xcur, ycur +short cursor[LEN_CURSOR] +include "iis.com" + +begin + call iishdr(IREAD+VRETRACE, LEN_CURSOR, COMMAND+CURSOR, ADVXONTC, 0,0,0) + + call zwmsec (DELAY) + + call iisio (cursor, LEN_CURSOR * SZB_CHAR, status) + if (status <= 0) { + status = EOF + return + } + + status = cursor[1] + xcur = MCXSCALE * mod (cursor[2] + 31, iis_xdim) + ycur = MCYSCALE * mod (cursor[3] + 31, iis_ydim) +end -- cgit