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authorJoseph Hunkeler <jhunkeler@gmail.com>2015-07-08 20:46:52 -0400
committerJoseph Hunkeler <jhunkeler@gmail.com>2015-07-08 20:46:52 -0400
commitfa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch)
treebdda434976bc09c864f2e4fa6f16ba1952b1e555 /sys/gio/gfrinit.x
downloadiraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz
Initial commit
Diffstat (limited to 'sys/gio/gfrinit.x')
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diff --git a/sys/gio/gfrinit.x b/sys/gio/gfrinit.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include <gio.h>
+
+# GFRINIT -- Initialize the internal state variables of GIO for a new frame.
+# The state of all the attribute packets is set to UNSET to force them to be
+# retransmitted to the graphics kernel when i/o occurs.
+
+procedure gfrinit (gp)
+
+pointer gp # graphics descriptor
+pointer ap
+
+begin
+ # Force retransmission of the WCS.
+ GP_WCSSTATE(gp) = UNSET
+
+ # Force retransmission of the attribute packets.
+ ap = GP_PLAP(gp); PL_STATE(ap) = UNSET
+ ap = GP_PMAP(gp); PM_STATE(ap) = UNSET
+ ap = GP_FAAP(gp); FA_STATE(ap) = UNSET
+ ap = GP_TXAP(gp); TX_STATE(ap) = UNSET
+ ap = GP_TXAPCUR(gp); TX_STATE(ap) = UNSET
+
+ call gpl_reset()
+end