Robby Findler
c36dd1fdfd
2htdp/image: use erase instead of clear to zero out a bitmap
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original commit: 54c337e5d3860fa7333fae79a8d3fa39366c1873
2010-12-27 21:51:16 -06:00
Robby Findler
f9c8cb6676
generalize the color structs to have an alpha field and then use that in the bitmap conversion functions
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original commit: 835f7753dcb98d508d86c653dd6fc2d7c3f21b1e
2010-12-27 21:51:14 -06:00
Robby Findler
5a6f74a959
take advantage of new equal<%> and snip% setup to make image-snip%s equal to 2htdp/image images (when appropriate)
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original commit: e896360dcfdedbab5d231c41cb9c697622edd153
2010-12-24 06:34:43 -06:00
Sam Tobin-Hochstadt
7828941338
Refactor to create `racket/snip' collection.
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original commit: fb76a887d82ac613af2f02049e2edf9cdd8fd83f
2010-12-17 12:32:26 -05:00
Sam Tobin-Hochstadt
6085753209
Separate snip% from the gui
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original commit: 8a8a8dbe4ba0eb9ece3ca7dabe0e278de64e467e
2010-12-17 12:32:26 -05:00
Sam Tobin-Hochstadt
95fd314cad
Fixes for PNG conversion, and make `image-snip%' convertible.
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original commit: 13cae20838e8d7a6de1fff3c242fb8d85fca22cb
2010-12-17 12:32:25 -05:00
Sam Tobin-Hochstadt
942143113a
Make 2htdp/image produce png-convertible results.
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original commit: d92ce41a6f00c9219cd8213ca2df39907d6c8236
2010-12-17 12:32:25 -05:00
Robby Findler
fc3cb61653
remove sillyness
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original commit: 52092eeb803ad9a542bc383a0143d6c31c59d658
2010-12-17 10:02:35 -06:00
Robby Findler
a0d80c6038
Revert "change 2htdp/image to try to improve the way drawing works when there is sharing the in the tree"
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This reverts commit 9ce75b8f76d607237659c3c457f6ceb52752c64b.
original commit: 8add8cfdf596c5ea833b3a83e4b2d7df550ad218
2010-12-12 15:18:06 -06:00
Robby Findler
590b3c2747
finally, a fix that makes the 2htdp/image test suite pass!
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original commit: 91aa9f756a258a8b9de624024fe81c4864f1b1dd
2010-12-12 15:14:04 -06:00
Robby Findler
908ece5030
change 2htdp/image to try to improve the way drawing works when there is sharing the in the tree
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original commit: 9ce75b8f76d607237659c3c457f6ceb52752c64b
2010-12-12 15:14:04 -06:00
Robby Findler
0590579daa
get two more 2htdp/image test cases to pass
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original commit: bf62d4b6d6e1968ddaf3adc835c4f70d7321228a
2010-11-25 09:03:06 -06:00
Robby Findler
439d046c98
a (failed) attempt to fix equality comparison (but at least it is a step in the right direction (I think))
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original commit: a658a7620b268edef2fe2af014b0e8a892619393
2010-11-25 06:55:00 -06:00
Matthew Flatt
e4ffaabd35
fix merge mistake
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original commit: 1db27b474f32f0c136f91b509b02b4a48da0f2dd
2010-11-05 15:54:56 -06:00
Matthew Flatt
da874c1c04
v5.4.99.1, executable-yield-handler', and make-bitmap' etc.
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original commit: 05cfffdf9e13b6868a19384e88bcb9331f9631f1
2010-11-05 15:54:50 -06:00
Robby Findler
ee07830984
2htdp/image: changed the way drawing works, specifically avoid normalization before drawing to preserve sharing
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original commit: ae5cd21a1b9de4058a8b57948551f351f2def9cf
2010-11-04 13:55:41 -05:00
Robby Findler
984005b3a1
removed unused argument to normalize-image
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original commit: 4941aec6177f0059c3a3c09e76e391b732b8e7cc
2010-11-04 13:55:40 -05:00
Robby Findler
1b32d2dab2
fixed some bugs in the way 2htdp/images were marshalled and unmarshalled
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original commit: 6a414bd18afb6e53a11601781e2917539a321e1e
2010-10-28 17:20:43 -05:00
Robby Findler
6b991a5f60
fixed a bug in the way old 2htdp/image files were parsed (those that contain bitmaps)
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original commit: 7ef1e8bd907b5f18f563848346628da0dcd2406f
2010-10-28 17:20:43 -05:00
Robby Findler
d75777d57d
2htdp/image: adjusted the image you get when parsing fails so that it draws inside its bounding box
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original commit: 02d8b5cebf9341c1d07823e9c048e751e576a50f
2010-10-28 17:20:42 -05:00
Robby Findler
0b029011dd
added support to the 2htdp/image library for reading files when there is no GUI around.
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currently the support is limited to images that can only report their sizes and pinholes and where equal?
signals an error unless the arguments are eq?.
original commit: a744958fd539471315b7515e3e9460af861aa7b7
2010-10-28 11:32:14 -05:00
Robby Findler
2270612ece
adjusted the way caching works for bitmaps to be more effective
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original commit: 35f64145ca1ca9ecc858222b333af4e8cb25b474
2010-10-22 06:45:57 -05:00
Robby Findler
0cf93e975c
added a check to avoid creating a new bitmap struct (so caching works better when you flip images that are not scaled)
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original commit: 1d0ebeae62bce8ec43dde86a772d62f587b4c7f1
2010-10-14 14:05:12 -05:00
Robby Findler
872c587255
closes PR 11293
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original commit: 05d16d931121f56a2b98454d61d17588635cbadc
2010-10-07 19:36:18 -05:00
Robby Findler
7a1c34c546
closes PR 11236
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original commit: 08b9396e2fdea6e1430cfabc130efafe14a5c4b1
2010-09-21 16:47:55 -05:00
Robby Findler
189edf7686
made equality check on images sensitive to pinholes
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original commit: d2e443ac97bfea7806f5709ba40c3b0b4ba77f10
2010-09-06 20:39:11 -05:00
Robby Findler
973ed02887
made scaling work with pinholes
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original commit: e3b51e8cf4da6fb1308d967129421386efeab4bc
2010-09-06 20:39:11 -05:00
Robby Findler
4d26bbc40a
Added docs and exported basic pinhole manipulation primitives
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original commit: 4fa7fa299490cf1cb7acf71ec4797a9a714c8e14
2010-09-06 20:39:10 -05:00
Robby Findler
31af2360af
added pinhole drawing
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original commit: 748fc32bd1e0b3d99315fb69f3cfa810585f60f6
2010-09-06 20:39:10 -05:00
Robby Findler
ad9a2a8721
added a pinhole property to images
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original commit: 5e01ac55373d2987410da7d95f26f42535cfae3b
2010-09-06 20:39:10 -05:00
Robby Findler
33957b3b3c
forgot the flip check (caught by the test suites)
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original commit: 7fead2875a4c4503344a06a688b83e40561f0d3b
2010-09-02 12:20:19 -05:00
Robby Findler
62f4b7e9d5
fixed a performance bug (avoids computing the rotation of a bitmap when it isnt actually rotated...)
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original commit: 09bd56081b68ddbcbc46201af5ee2f4855e5d7a5
2010-09-02 11:01:23 -05:00
Robby Findler
7c5fa6e851
fixed a bug reported by Todd on the mailing list (probably this is his bug anyways)
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original commit: f79336058620fb4d44a924af211f3a8fef5bacb4
2010-08-02 13:01:27 -05:00
Matthew Flatt
9314cff929
change mrlib/image-core to use pen-list% cap and join support
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original commit: 5d7f04448802ef955c59cd68d47ed667652f2783
2010-07-21 16:19:12 -06:00
Robby Findler
b463b0ff13
fixed a bug in the saving of bitmaps (and along the way added some randomized tests that found a few other things)
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Please merge to release branch.
original commit: 6cd277a36fe6f8eba4cb02f46a8c8ea98f036802
2010-07-20 22:59:52 -05:00
Robby Findler
06f19bc758
fixed a bug in text's color argument, as noted in PR 10998
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original commit: 070a39d902a3ccb73a0c0e7d50c6bda0fe9ee69e
2010-07-07 13:42:40 -05:00
Robby Findler
883413b6b2
removed a bogus case in the definition of np-atomic-shape predicate
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original commit: 0c0009465ec61cfa09126614b3282ae69dc2b1dd
2010-06-18 16:21:14 -05:00
Robby Findler
7614ac4819
added support for flipping bitmaps
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original commit: 132867518c12e2c4b223305130df7938bf1aa350
2010-06-18 16:21:14 -05:00
Robby Findler
9eeb5c8483
a bunch of little fixes to the 2htdp/image library (and related) for sfp submission:
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- added in the htdp/image version of the performance test case
- made gui-eval work with things other than slideshow
- extended render-image so that it works on bitmaps and image-snips
original commit: 22bc8f6d87f12efa6b720249a194db5dd555056e
2010-06-16 11:58:58 -05:00
Robby Findler
28ba1d1465
Rackety 2htdp/image
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original commit: 31b507aa510388cec64d8d74e904f9a485c49461
2010-05-25 21:35:04 -05:00
Matthew Flatt
5adf804728
rename all files .ss -> .rkt
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original commit: 28b404307793f041bb3363135a2968e283855318
2010-04-27 16:50:15 -06:00
