From d31c69021ce092fa9a68cc0fbe8fe6cfddb080e5 Mon Sep 17 00:00:00 2001 From: Chris Hanson Date: Fri, 24 Jul 1992 23:52:12 +0000 Subject: [PATCH] Define STREAM-FIRST and STREAM-REST. Rewrite Pictures section of Graphics chapter. --- v7/doc/ref-manual/scheme.texinfo | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/v7/doc/ref-manual/scheme.texinfo b/v7/doc/ref-manual/scheme.texinfo index f8418ce15..c9fa5b3e4 100644 --- a/v7/doc/ref-manual/scheme.texinfo +++ b/v7/doc/ref-manual/scheme.texinfo @@ -12476,10 +12476,10 @@ result of applying @var{f} to the element's coordinates. @end deffn @deffn {procedure+} picture-map f picture @dots{} -@var{F} must be a procedure, and each @var{picture} argument must have -the same dimensions. Returns a newly allocated picture, each element of -which is obtained by calling @var{f}, passing it as arguments the -corresponding element of each @var{picture} argument. (Thus @var{f} +@var{F} must be a procedure, and all of the @var{picture} arguments must +have the same dimensions. Returns a newly allocated picture, each +element of which is obtained by calling @var{f}, passing it as arguments +the corresponding element of each @var{picture} argument. (Thus @var{f} must accept the same number of arguments as there are @var{picture} arguments to @code{picture-map}.) @@ -12528,14 +12528,14 @@ an unspecified value. @var{K} must be a real number and @var{I} and @node Displaying Pictures, Saving and Restoring Pictures, Manipulating Pictures, Pictures @subsection Displaying Pictures -To display pictures, a scheme graphics window must first be created. -Although, any scheme window may be used, the colormap will not be -guaranteed to be correct for grey-scale pictures, therefore the -recommended way of creating windows for displaying pictures is to use -the @code{make-window} procedure. +To display pictures, an X graphics window must first be created. +Although any window may be used, the colormap will not be guaranteed to +be correct for grey-scale pictures, therefore the recommended way of +creating windows for displaying pictures is to use the +@code{make-window} procedure. @deffn {procedure+} picture-display w picture [min [max]] -Displays, in the window @var{w}, the largest integer scaling of +Displays, in the graphics device @var{w}, the largest integer scaling of @var{picture} that can be contained in @var{w}. If @var{min} and @var{max} are specified then the grey levels will be computed using these values as @var{picture}'s minimum and maximum values, otherwise @@ -12544,9 +12544,9 @@ value returned by this procedure is unspecified. @end deffn @deffn {procedure+} make-window w h x y -Returns a scheme graphics device of width @var{w}, height @var{h} and -screen position @var{x},@var{y} (as would be given in an X geometry -string) with a grey-scale colormap attached. +Returns a graphics device of width @var{w}, height @var{h} and screen +position @var{x},@var{y} (as would be given in an X geometry string) +with a grey-scale colormap attached. @end deffn @node Saving and Restoring Pictures, , Displaying Pictures, Pictures -- 2.25.1