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Added bx::signbit, and bx::copysign.

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This commit is contained in:
Бранимир Караџић
2023-06-01 07:08:41 -07:00
parent ab308e57be
commit cab04a9e58
3 changed files with 61 additions and 4 deletions
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28
tests/math_test.cpp
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@@ -303,9 +303,31 @@ TEST_CASE("atan2", "")
TEST_CASE("sign", "")
{
REQUIRE(-1 == bx::sign(-0.1389f) );
REQUIRE( 0 == bx::sign( 0.0000f) );
REQUIRE( 1 == bx::sign( 0.1389f) );
STATIC_REQUIRE(-1 == bx::sign(-0.1389f) );
STATIC_REQUIRE( 0 == bx::sign( 0.0000f) );
STATIC_REQUIRE( 1 == bx::sign( 0.1389f) );
REQUIRE(-1 == bx::sign(-bx::kFloatInfinity) );
REQUIRE( 1 == bx::sign( bx::kFloatInfinity) );
}
TEST_CASE("signbit", "")
{
STATIC_REQUIRE( bx::signbit(-0.1389f) );
STATIC_REQUIRE(!bx::signbit( 0.0000f) );
STATIC_REQUIRE(!bx::signbit( 0.1389f) );
REQUIRE( bx::signbit(-bx::kFloatInfinity) );
REQUIRE(!bx::signbit( bx::kFloatInfinity) );
}
TEST_CASE("copysign", "")
{
STATIC_REQUIRE( 0.1389f == bx::copysign(-0.1389f, +1389) );
STATIC_REQUIRE(-0.0000f == bx::copysign( 0.0000f, -1389) );
STATIC_REQUIRE(-0.1389f == bx::copysign( 0.1389f, -1389) );
REQUIRE(-bx::kFloatInfinity == bx::copysign(bx::kFloatInfinity, -1389) );
}
TEST_CASE("ToBits", "")