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Fix typo in RoughApproxPow2

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This commit is contained in:
Keith Whitwell
2005-06-09 18:52:42 +00:00
parent 81032030ff
commit 2c6e8e90ec
1 changed files with 5 additions and 1 deletions
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6
src/mesa/tnl/t_vb_arbprogram.c
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@@ -99,7 +99,7 @@ static GLfloat RoughApproxPow2(GLfloat t)
GLfloat q; GLfloat q;
#ifdef USE_IEEE #ifdef USE_IEEE
GLint ii = (GLint) t; GLint ii = (GLint) t;
ii = (ii < 23) + 0x3f800000; ii = (ii << 23) + 0x3f800000;
SET_FLOAT_BITS(q, ii); SET_FLOAT_BITS(q, ii);
q = *((GLfloat *) (void *)&ii); q = *((GLfloat *) (void *)&ii);
#else #else
@@ -110,7 +110,11 @@ static GLfloat RoughApproxPow2(GLfloat t)
static GLfloat RoughApproxPower(GLfloat x, GLfloat y) static GLfloat RoughApproxPower(GLfloat x, GLfloat y)
{ {
#if 0
return RoughApproxPow2(y * RoughApproxLog2(x));
#else
return (GLfloat) _mesa_pow(x, y); return (GLfloat) _mesa_pow(x, y);
#endif
} }