suzanne.soy/racket
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

use the pre-multiplied alphas when comparing images for 2htdp/image

Browse Source
This commit is contained in:
Robby Findler 2011-08-22 07:51:27 -05:00
parent 35f3a29020
commit 8ccf50b84b
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
collects/mrlib/image-core.rkt
View File

@ -281,7 +281,7 @@ has been moved out).
(send bdc set-bitmap bm) (send bdc set-bitmap bm)
(send bdc erase) (send bdc erase)
(render-image obj bdc 0 0) (render-image obj bdc 0 0)
(send bdc get-argb-pixels 0 0 (send bm get-width) (send bm get-height) bytes)) (send bdc get-argb-pixels 0 0 (send bm get-width) (send bm get-height) bytes #f #t))
;; this could render the image into a bitmap and then get the hash code of the bytes ;; this could render the image into a bitmap and then get the hash code of the bytes
;; cannot render the tree into a string and then get the hash code of that string ;; cannot render the tree into a string and then get the hash code of that string