diff options
Diffstat (limited to 'src/mbgl/util/math.cpp')
-rw-r--r-- | src/mbgl/util/math.cpp | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/mbgl/util/math.cpp b/src/mbgl/util/math.cpp index a524754109..0e86849ad3 100644 --- a/src/mbgl/util/math.cpp +++ b/src/mbgl/util/math.cpp @@ -21,5 +21,15 @@ uint32_t ceil_log2(uint64_t x) { return y; } +double log2(double x) { +// log2() is producing wrong results on ARMv5 binaries +// running on ARMv7+ CPUs. +#if defined(__ANDROID__) && defined(__ARM_ARCH_5TE__) + return std::log(x) / 0.6931471805599453; // log(x) / log(2) +#else + return ::log2(x); +#endif +} + } // namespace util -} // namespace mbgl
\ No newline at end of file +} // namespace mbgl |