回答編集履歴
1
精度向上
test
CHANGED
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@@ -15,6 +15,10 @@
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15
15
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int32_t* k = (int32_t *)(&x);
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16
16
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17
17
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*k = 0x5f3759df - (*k>>1);
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18
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+
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19
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+
x = x*(1.5-xh*x*x);
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20
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+
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21
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+
x = x*(1.5-xh*x*x);
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18
22
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19
23
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x = x*(1.5-xh*x*x);
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20
24
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