correct read-xauth-entry to work with empty string number field #10
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render-trapezoids-1 in order to make it work (don't understand why
right now). Here's follow some code to test it:
(defun quux ()
(let* ((dpy (open-display ""))
(screen (first (display-roots dpy)))
(root (screen-root screen))
(win (create-window :parent root :x 0 :y 0 :width 320 :height 320
:event-mask (make-event-mask :key-press
:structure-notify)))
(win-h (drawable-height win))
(win-w (drawable-width win))
(win-fmt (find-window-picture-format win))
(background (create-pixmap :drawable win :width win-w :height win-h
:depth (picture-format-depth win-fmt)))
(drawingarea (render-create-picture background :format win-fmt
:poly-edge :smooth
:poly-mode :imprecise))
(bg-color (list #xffff #xffff #xffff #xffff))
(blue-brush (brush win (list 0 0 #xffff #x6fff)))
(red-brush (brush win (list #xffff 0 0 #x6fff)))
(mask-format (first (find-matching-picture-formats dpy :alpha 8
:red 0
:green 0
:blue 0))))
(setf (window-background win) background)
(render-fill-rectangle drawingarea :src bg-color 0 0 win-w win-h)
(map-window win)
(do () ((event-case (dpy) (:map-notify () t))))
(do ()
((event-case (dpy :timeout (/ 50 1000))
(:key-press () t)))
(let* ((dx 30)
(dy 30)
(db 10)
(x (random win-w))
(y (random win-h))
(traps (list y (+ y dy)
x y (- x db) (+ y dy)
(+ x dx) y (+ x dx db) (+ y dy))))
(xlib::render-trapezoids-1 drawingarea :over blue-brush
0 0 mask-format traps))
(let* ((dx 10)
(dy 25)
(x (random win-w))
(y (random win-h))
(triangle (make-array 6 :element-type 'card32
:initial-contents
(list x y (+ x dx) (+ y dy) (abs (- x dx)) (+ y dy)))))
(xlib::render-triangles-1 drawingarea :over red-brush
0 0 mask-format triangle))
(clear-area win))
(render-free-picture red-brush)
(render-free-picture blue-brush)
(render-free-picture drawingarea)
(free-pixmap background)
(unmap-window win)
(close-display dpy)))
xach
added a commit
that referenced
this pull request
Aug 26, 2013
correct read-xauth-entry to work with empty string number field
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This patch fixes issue #4 of read-xauth-entry