d3dx9: Check for missing log2 function.
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -104,7 +104,11 @@ static double pres_log(double *args, int n)
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if (v == 0.0)
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if (v == 0.0)
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return 0.0;
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return 0.0;
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else
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else
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#ifdef HAVE_LOG2
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return log2(v);
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return log2(v);
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#else
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return log(v) / log(2);
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#endif
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}
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}
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#define PRES_OPCODE_MASK 0x7ff00000
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#define PRES_OPCODE_MASK 0x7ff00000
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