diff options
Diffstat (limited to 'src/utility.h')
| -rw-r--r-- | src/utility.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/utility.h b/src/utility.h index f4c7c3017..aa64c28bb 100644 --- a/src/utility.h +++ b/src/utility.h @@ -694,6 +694,46 @@ private: u32 *m_result; }; +// Tests if two strings are equal, optionally case insensitive +inline bool str_equal(const std::wstring& s1, const std::wstring& s2, + bool case_insensitive = false) +{ + if(case_insensitive) + { + if(s1.size() != s2.size()) + return false; + for(size_t i = 0; i < s1.size(); ++i) + if(tolower(s1[i]) != tolower(s2[i])) + return false; + return true; + } + else + { + return s1 == s2; + } +} + +// Tests if the second string is a prefix of the first, optionally case insensitive +inline bool str_starts_with(const std::wstring& str, const std::wstring& prefix, + bool case_insensitive = false) +{ + if(str.size() < prefix.size()) + return false; + if(case_insensitive) + { + for(size_t i = 0; i < prefix.size(); ++i) + if(tolower(str[i]) != tolower(prefix[i])) + return false; + } + else + { + for(size_t i = 0; i < prefix.size(); ++i) + if(str[i] != prefix[i]) + return false; + } + return true; +} + // Calculates the borders of a "d-radius" cube inline void getFacePositions(core::list<v3s16> &list, u16 d) { @@ -1566,6 +1606,15 @@ inline std::string wrap_rows(const std::string &from, u32 rowlen) #define MYMAX(a,b) ((a)>(b)?(a):(b)) /* + Returns nearest 32-bit integer for given floating point number. + <cmath> and <math.h> in VC++ don't provide round(). +*/ +inline s32 myround(f32 f) +{ + return floor(f + 0.5); +} + +/* Returns integer position of node in given floating point position */ inline v3s16 floatToInt(v3f p, f32 d) |