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Use hex notation for a denormal float.

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This commit is contained in:
Sei Lisa 2017-01-16 23:33:49 +01:00
parent 68902c20f4
commit f657d3e875
1 changed files with 4 additions and 3 deletions
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7
lslopt/lslbasefuncs.py
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@ -1643,8 +1643,9 @@ def llRotBetween(v1, v2):
ddc2 = dot*dot + csq
if ddc2 >= 1.5e-45:
if csq >= 1.5e-45:
DenormalStart = float.fromhex('0x1p-149')
if ddc2 >= DenormalStart:
if csq >= DenormalStart:
s = math.sqrt(ddc2) + dot;
m = math.sqrt(csq + s*s);
return Quaternion(F32((cross[0]/m, cross[1]/m, cross[2]/m, s/m)))
@ -1653,7 +1654,7 @@ def llRotBetween(v1, v2):
if dot > 0:
return ZERO_ROTATION
m = math.sqrt(v1[0]*v1[0] + v1[1]*v1[1])
if m >= 1.5e-45:
if m >= DenormalStart:
return Quaternion(F32((v1[1]/m, -v1[0]/m, 0., 0.)))
return Quaternion((1., 0., 0., 0.))
return ZERO_ROTATION