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MathUtil: Remove IsNAN and IsINF

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These aren't necessary, since the stdlib provides equivalents.
This commit is contained in:
Lioncash 2015-08-21 15:05:11 -04:00
parent 18d658df1f
commit caec42135d
2 changed files with 0 additions and 25 deletions
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13
Source/Core/Common/MathUtil.h
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@ -56,19 +56,6 @@ union IntFloat {
explicit IntFloat(float _f) : f(_f) {} explicit IntFloat(float _f) : f(_f) {}
}; };
inline bool IsINF(double d)
{
IntDouble x(d);
return (x.i & ~DOUBLE_SIGN) == DOUBLE_EXP;
}
inline bool IsNAN(double d)
{
IntDouble x(d);
return ((x.i & DOUBLE_EXP) == DOUBLE_EXP) &&
((x.i & DOUBLE_FRAC) != DOUBLE_ZERO);
}
inline bool IsQNAN(double d) inline bool IsQNAN(double d)
{ {
IntDouble x(d); IntDouble x(d);

12
Source/UnitTests/Common/MathUtilTest.cpp
View File

@ -20,18 +20,6 @@ TEST(MathUtil, Clamp)
EXPECT_EQ(0.0, MathUtil::Clamp(-1.0, 0.0, 2.0)); EXPECT_EQ(0.0, MathUtil::Clamp(-1.0, 0.0, 2.0));
} }
TEST(MathUtil, IsINF)
{
EXPECT_TRUE(MathUtil::IsINF(+std::numeric_limits<double>::infinity()));
EXPECT_TRUE(MathUtil::IsINF(-std::numeric_limits<double>::infinity()));
}
TEST(MathUtil, IsNAN)
{
EXPECT_TRUE(MathUtil::IsNAN(std::numeric_limits<double>::quiet_NaN()));
EXPECT_TRUE(MathUtil::IsNAN(std::numeric_limits<double>::signaling_NaN()));
}
TEST(MathUtil, IsQNAN) TEST(MathUtil, IsQNAN)
{ {
EXPECT_TRUE(MathUtil::IsQNAN(std::numeric_limits<double>::quiet_NaN())); EXPECT_TRUE(MathUtil::IsQNAN(std::numeric_limits<double>::quiet_NaN()));