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-rw-r--r--src/math/math.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/math/math.c b/src/math/math.c
index 4cca29e..7d731f8 100644
--- a/src/math/math.c
+++ b/src/math/math.c
@@ -5,14 +5,13 @@ char printbuffer[2048] = { 0 };
float rsqrt(float number) {
long i;
float x2, y;
- const float threehalfs = 1.5F;
x2 = number * 0.5F;
y = number;
i = *(long *)&y;
i = 0x5f3759df - (i >> 1);
y = *(float *)&i;
- y = y * (threehalfs - (x2 * y * y));
+ y = y * (1.5F - (x2 * y * y));
return y;
}