Initial commit

1 files changed, 20 insertions, 0 deletions

diff --git a/sys/gio/gclear.x b/sys/gio/gclear.x
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+++ b/sys/gio/gclear.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	<gio.h>
+include	<gset.h>
+
+# GCLEAR -- Clear the screen and initialize all internal state variables to
+# the original GOPEN state.  Plots separated by calls to GCLEAR cannot affect
+# each other.  See also GFRAME and GRESET if a full state reset is not
+# desired.
+
+procedure gclear (gp)
+
+pointer	gp			# graphics descriptor
+
+begin
+	call gactivate (gp, 0)
+	call gpl_flush()
+	call gki_clear (GP_FD(gp))
+	call greset (gp, GR_RESETALL)
+end