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Unary minus vectors (#130)

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* Unary Minus operator for vec2, vec3, and vec4

* Update README.md

Co-authored-by: zak <zak@DESKTOP-V1AQ0IT>
This commit is contained in:
Zak Strange
2021-03-06 16:39:17 -08:00
committed by GitHub
parent 2fa0b36715
commit 1d82b4f0bc
3 changed files with 70 additions and 0 deletions
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29
test/categories/Subtraction.h
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@@ -199,3 +199,32 @@ TEST(Subtraction, Quaternion)
EXPECT_FLOAT_EQ(q1.W, -4.0f);
#endif
}
#ifdef __cplusplus
TEST(UnaryMinus, Vec2)
{
hmm_vec2 VectorOne = {1.0f, 2.0f};
hmm_vec2 Result = -VectorOne;
EXPECT_FLOAT_EQ(Result.X, -1.0f);
EXPECT_FLOAT_EQ(Result.Y, -2.0f);
}
TEST(UnaryMinus, Vec3)
{
hmm_vec3 VectorOne = {1.0f, 2.0f, 3.0f};
hmm_vec3 Result = -VectorOne;
EXPECT_FLOAT_EQ(Result.X, -1.0f);
EXPECT_FLOAT_EQ(Result.Y, -2.0f);
EXPECT_FLOAT_EQ(Result.Z, -3.0f);
}
TEST(UnaryMinus, Vec4)
{
hmm_vec4 VectorOne = {1.0f, 2.0f, 3.0f, 4.0f};
hmm_vec4 Result = -VectorOne;
EXPECT_FLOAT_EQ(Result.X, -1.0f);
EXPECT_FLOAT_EQ(Result.Y, -2.0f);
EXPECT_FLOAT_EQ(Result.Z, -3.0f);
EXPECT_FLOAT_EQ(Result.W, -4.0f);
}
#endif