Permalink
Switch branches/tags
Nothing to show
Find file
Fetching contributors…
Cannot retrieve contributors at this time
47 lines (42 sloc) 1.77 KB
/*
* WarpRange.h
*
* Copyright (c) 2007-2011 Kent Sutherland
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
* Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
typedef struct _WarpRange {
CGFloat location;
CGFloat length;
} WarpRange;
NS_INLINE WarpRange WarpMakeRange(CGFloat loc, CGFloat len) {
WarpRange r;
r.location = loc;
r.length = len;
return r;
}
NS_INLINE CGFloat WarpMaxRange(WarpRange range) {
return (range.location + range.length);
}
NS_INLINE BOOL WarpLocationInRange(CGFloat loc, WarpRange range) {
return (loc > range.location && loc < range.location + range.length);
//return (loc - range.location < range.length);
}
NS_INLINE BOOL WarpEqualRanges(WarpRange range1, WarpRange range2) {
return (range1.location == range2.location && range1.length == range2.length);
}