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Added integer version of log2.

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Бранимир Караџић
2019-10-22 19:29:51 -07:00
parent a9e8a24b60
commit 4bcb2c4fb3
3 changed files with 37 additions and 1 deletions
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27
tests/math_test.cpp
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@@ -31,6 +31,33 @@ TEST_CASE("log2", "")
{
log2_test(0.0f);
log2_test(256.0f);
REQUIRE(0.0f == bx::log2(1.0f) );
REQUIRE(0 == bx::log2(1) );
REQUIRE(1.0f == bx::log2(2.0f) );
REQUIRE(1 == bx::log2(2) );
REQUIRE(2.0f == bx::log2(4.0f) );
REQUIRE(2 == bx::log2(4) );
REQUIRE(3.0f == bx::log2(8.0f) );
REQUIRE(3 == bx::log2(8) );
REQUIRE(4.0f == bx::log2(16.0f) );
REQUIRE(4 == bx::log2(16) );
REQUIRE(5.0f == bx::log2(32.0f) );
REQUIRE(5 == bx::log2(32) );
REQUIRE(6.0f == bx::log2(64.0f) );
REQUIRE(6 == bx::log2(64) );
REQUIRE(7.0f == bx::log2(128.0f) );
REQUIRE(7 == bx::log2(128) );
REQUIRE(8.0f == bx::log2(256.0f) );
REQUIRE(8 == bx::log2(256) );
}
TEST_CASE("libm", "")