--- ray/src/util/trad.hlp	1994/12/05 10:19:25	2.7
+++ ray/src/util/trad.hlp	1995/08/18 10:34:56	2.12
@@ -1,4 +1,4 @@
-	$Id: trad.hlp,v 2.7 1994/12/05 10:19:25 greg Exp $
+	$Id: trad.hlp,v 2.12 1995/08/18 10:34:56 greg Exp $
 
 This help file is associated with the trad interface to the Radiance
 rad(1) program.  Trad consists of trad.wsh and one do_*.tcl file for
@@ -569,15 +569,15 @@ An invented name should be kept as short as possible, 
 added to the picture file name along with the standard ".pic" suffix.
 
 The standard views are specified by strings of the form
-"[Xx]?[Yy]?[Zz]?[vlah]?".
+"[Xx]?[Yy]?[Zz]?[vlahc]?".
 (That is, an optional upper or lower case X followed by an optional
 upper or lower case Y followed by an optional upper or lower case Z
-followed by an optional lower case V, L, A or H.)
+followed by an optional lower case V, L, A, H or C.)
 The letters indicate the desired view position, where upper case "X"
 means maximum X, lower case "y" means minimum Y and so on.
 The final letter is the view type, where 'v' is perspective (the
-default), 'l' is parallel, 'a' is angular fisheye, and 'h' is
-hemispherical fisheye.
+default), 'l' is parallel, 'a' is angular fisheye, 'h' is
+hemispherical fisheye and 'c' is for cylindrical panorama.
 A perspective view from maximum X, minimum Y would be "Xy" or
 "Xyv".
 A parallel view from maximum Z would be "Zl".
@@ -618,8 +618,9 @@ interaction mode for trad.
 Consult the rpict(1) manual page for a full description of the various
 view options, all of which begin with "-v".
 Just briefly, the "-vt?" option sets the view type, where "?" is
-replaced by one of the letters "v, l, a or h", corresponding to
-perspective, parallel, angular and hemispherical fisheye, respectively.
+replaced by one of the letters "v, l, a, h or c", corresponding to
+perspective, parallel, angular fisheye, hemispherical fisheye
+and cylindrical panorama, respectively.
 The "-vp x y z" option sets the view position (eyepoint), where "x y z"
 is replaced by the position in 3-space.
 The "-vd xd yd zd" option sets the view direction, where "xd yd zd"
@@ -745,6 +746,17 @@ to maintain a specific pixel aspect ratio (1 by defaul
 
 The default value for this variable is "512".
 
+.Views.Rawsave
+
+The "Rawsave" check box determines whether or not the raw output picture
+from rpict will be saved.
+The default action (box unchecked) is to remove this file, since it
+takes up disk space and is not generally useful.
+However, if you wish to perform some special filtering function on
+the file, this file can be renamed instead of removed by checking this box.
+The final name in this case will be the same as the finished
+picture, except with a ".rwp" suffix.
+
 .Views.Copy
 
 The "Copy" button in the Views screen permits those variables
@@ -875,7 +887,7 @@ a given rendering has progressed.
 Normally, progress reports and errors during batch renderings
 are sent to the error file given by the root of the rad input
 file name followed by the ".err" suffix.
-(See the "Errors" topic under the "Action" screen category.)
+(See the "CheckErr" topic under the "Action" screen category.)
 If you wish these reports and errors to be directed to a different
 file, follow the time interval by a space and a file name.
 
@@ -1057,12 +1069,13 @@ command, and new views can be added with the "V name"
 command.
 
 When using the "V" command to change an existing view, do not
-give it a name because the previous view will not be overridden.
+give it an existing name because the previous view will not be overridden.
 Instead, give it a new name (or no name, which will show up as
 a number later), then use the Views screen to override the previous
 view definition with the new one.
-(See the rview(1) man page and the "View" topic in the current
-help category for more information.)
+(See the "View" topic in the current
+help category, the "Change" topic under "Views" and the rview(1)
+manual page for more information.)
 
 If the octree is out-of-date, it will be rebuilt before rendering
 begins.
@@ -1102,11 +1115,17 @@ disabled, and rendering progress can be monitored by c
 the error file periodically.
 (This file is named by the root of the rad input file followed by
 ".err".)
-When a batch process is started or already running, this button
-will be disabled.
+When a batch process is started or already running, or when a
+process is on another host and its status is unknown,
+this button will be disabled.
 
 The background process can be killed during this or later
 invocations of trad using the "Kill" button.
+If the process was started on another machine and the status is unknown,
+it will be necessary to run trad from the other host or remove the error
+file manually before starting a background process on this machine.
+This is to protect you from the great confusion that results when two
+machines are working from the same project file.
 
 .Action.Kill
 
@@ -1121,7 +1140,7 @@ screen, no data is lost by killing and restarting a ba
 rendering, though some new startup costs will be incurred.
 
 The "Kill" button is disabled if no running batch process is
-detected.
+detected on the current host machine.
 
 .Action.CheckErr
 
