Nigel Tao
112f996332
math/fixed: add Mul methods.
...
Change-Id: Id6f9f5825527b311b5b1aa4ae0923c9551fa076b
Reviewed-on: https://go-review.googlesource.com/27413
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Run-TryBot: David Crawshaw <crawshaw@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-08-25 00:04:48 +00:00
Nigel Tao
c4e9f1b429
math/fixed: have Floor, Round and Ceil return int, not Int26_6.
...
Change-Id: I1714bfbaf355771fb5d01508ac1dfe11c3db927a
Reviewed-on: https://go-review.googlesource.com/21787
Reviewed-by: Rob Pike <r@golang.org>
2016-04-10 05:23:37 +00:00
Nigel Tao
0991244d9d
math/fixed: add Floor, Round and Ceil methods.
...
Change-Id: I7ed8c79a9098f45b38db947b5d99d021358e4e96
Reviewed-on: https://go-review.googlesource.com/21700
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-04-10 01:36:18 +00:00
Nigel Tao
8ab1ac6834
math/fixed: add rectangle types and the R function.
...
Change-Id: Ibb3785bcd57f13c7b6f1dc37526f65e44b4ac695
Reviewed-on: https://go-review.googlesource.com/13823
Reviewed-by: Rob Pike <r@golang.org>
2015-08-24 01:31:27 +00:00
Nigel Tao
d9c0088098
math/fixed: add I and P helper functions.
...
The P function is especially common in e.g. Freetype code that works
with both the integer-pixel (X,Y) coordinates used by the stdlib image
package and sub-pixel (X,Y) coordinates used by its raster package.
Change-Id: I68be8ca71ceb24f40277ecc39a0896323f6671f5
Reviewed-on: https://go-review.googlesource.com/13652
Reviewed-by: Rob Pike <r@golang.org>
2015-08-17 07:17:06 +00:00
Nigel Tao
b96af5338f
math/fixed: add Point methods (Add, Sub, Mul, Div).
...
These mirror the image.Point methods in the standard library.
Change-Id: I7309af308a8182e325af20b47341f72703cbc95a
Reviewed-on: https://go-review.googlesource.com/13603
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2015-08-13 13:30:46 +00:00
Nigel Tao
3029cff51e
math/fixed: add point types.
...
Change-Id: Ie9ae62eab3c484034ee8207a2b2e573ec6f1464e
Reviewed-on: https://go-review.googlesource.com/13294
Reviewed-by: Rob Pike <r@golang.org>
2015-08-07 00:23:53 +00:00
Nigel Tao
5ec5e003b2
math/fixed: new package.
...
Fixes golang/go#11906
Change-Id: I2b43311ff145e8453cd255f085c82add6da7de5b
Reviewed-on: https://go-review.googlesource.com/12863
Reviewed-by: Rob Pike <r@golang.org>
2015-07-30 06:07:28 +00:00
