Math Lib: Add float/int conversion functions

1 files changed, 33 insertions, 0 deletions

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__ */