From 7e3781179e3eb37fdd1e8a65fcdfed898b8cf460 Mon Sep 17 00:00:00 2001 From: Campbell Barton Date: Fri, 21 Aug 2015 17:42:40 +1000 Subject: Math Lib: Add float/int conversion functions --- source/blender/blenlib/intern/math_bits_inline.c | 33 ++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'source/blender/blenlib/intern/math_bits_inline.c') diff --git a/source/blender/blenlib/intern/math_bits_inline.c b/source/blender/blenlib/intern/math_bits_inline.c index 11ee6e7fa5b..82d7e2114c2 100644 --- a/source/blender/blenlib/intern/math_bits_inline.c +++ b/source/blender/blenlib/intern/math_bits_inline.c @@ -56,4 +56,37 @@ MINLINE int count_bits_i(unsigned int i) } #endif +MINLINE int float_as_int(float f) +{ + union { int i; float f; } u; + u.f = f; + return u.i; +} + +MINLINE unsigned int float_as_uint(float f) +{ + union { unsigned int i; float f; } u; + u.f = f; + return u.i; +} + +MINLINE float int_as_float(int i) +{ + union { int i; float f; } u; + u.i = i; + return u.f; +} + +MINLINE float uint_as_float(unsigned int i) +{ + union { unsigned int i; float f; } u; + u.i = i; + return u.f; +} + +MINLINE float xor_fl(float x, int y) +{ + return int_as_float(float_as_int(x) ^ y); +} + #endif /* __MATH_BITS_INLINE_C__ */ -- cgit v1.2.3