72 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Factor
		
	
	
		
			Executable File
		
	
			
		
		
	
	
			72 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Factor
		
	
	
		
			Executable File
		
	
! Copyright (C) 2009 Kobi Lurie, Doug Coleman.
 | 
						|
! See http://factorcode.org/license.txt for BSD license.
 | 
						|
USING: accessors fry images.loader
 | 
						|
images.processing.rotation kernel literals math sequences
 | 
						|
tools.test images.processing.rotation.private ;
 | 
						|
IN: images.processing.rotation.tests
 | 
						|
 | 
						|
: first-row ( seq^2 -- seq ) first ;
 | 
						|
: first-col ( seq^2 -- item ) harvest [ first ] map ;
 | 
						|
: last-row ( seq^2 -- item ) last ;
 | 
						|
: last-col ( seq^2 -- item ) harvest [ last ] map ;
 | 
						|
: end-of-first-row ( seq^2 -- item ) first-row last ;
 | 
						|
: first-of-first-row ( seq^2 -- item ) first-row first ;
 | 
						|
: end-of-last-row ( seq^2 -- item ) last-row last ;
 | 
						|
: first-of-last-row ( seq^2 -- item ) last-row first ;
 | 
						|
 | 
						|
<<
 | 
						|
 | 
						|
: clone-image ( image -- new-image )
 | 
						|
    clone [ clone ] change-bitmap ;
 | 
						|
 | 
						|
>>
 | 
						|
 | 
						|
: pasted-image ( -- image )
 | 
						|
    "vocab:images/processing/rotation/test-bitmaps/PastedImage.bmp"
 | 
						|
    load-image clone-image ;
 | 
						|
 | 
						|
: pasted-image90 ( -- image )
 | 
						|
    "vocab:images/processing/rotation/test-bitmaps/PastedImage90.bmp"
 | 
						|
    load-image clone-image ;
 | 
						|
 | 
						|
: lake-image ( -- image )
 | 
						|
    "vocab:images/processing/rotation/test-bitmaps/lake.bmp"
 | 
						|
    load-image clone-image image>pixel-rows ;
 | 
						|
 | 
						|
[ t ] [ pasted-image dup clone-image 4 [ 90 rotate ] times = ] unit-test
 | 
						|
[ t ] [ pasted-image dup clone-image 2 [ 180 rotate ] times = ] unit-test
 | 
						|
[ t ] [ pasted-image dup clone-image 270 rotate 90 rotate = ] unit-test
 | 
						|
[ t ] [
 | 
						|
    pasted-image dup clone-image dup { 90 180 90 } [ rotate drop ] with each =
 | 
						|
] unit-test
 | 
						|
 | 
						|
[ t ] [
 | 
						|
    pasted-image 90 rotate
 | 
						|
    pasted-image90 = 
 | 
						|
] unit-test
 | 
						|
 | 
						|
[ t ] [
 | 
						|
    "vocab:images/processing/rotation/test-bitmaps/small.bmp"
 | 
						|
    load-image 90 rotate 
 | 
						|
    "vocab:images/processing/rotation/test-bitmaps/small-rotated.bmp"
 | 
						|
    load-image =
 | 
						|
] unit-test
 | 
						|
    
 | 
						|
[ t ] [
 | 
						|
    lake-image
 | 
						|
    [ first-of-first-row ]
 | 
						|
    [ 90 (rotate) end-of-first-row ] bi =
 | 
						|
] unit-test
 | 
						|
 | 
						|
[ t ]
 | 
						|
[ lake-image [ first-row ] [ 90 (rotate) last-col ] bi = ] unit-test
 | 
						|
 | 
						|
[ t ]
 | 
						|
[ lake-image [ last-col ] [ 90 (rotate) last-row reverse ] bi = ] unit-test
 | 
						|
 | 
						|
[ t ]
 | 
						|
[ lake-image [ last-row ] [ 90 (rotate) first-col ] bi = ] unit-test
 | 
						|
 | 
						|
[ t ]
 | 
						|
[ lake-image [ first-col ] [ 90 (rotate) first-row reverse ] bi = ] unit-test
 |