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Add Matrix3 operators.

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THoehne 2024-08-16 17:36:09 +02:00
parent 75bca082d6
commit ac70f0e062
1 changed files with 77 additions and 1 deletions
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78
MathTestFPU/test.cpp
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@ -566,6 +566,82 @@ namespace MatrixTests
EXPECT_TRUE(PMath::Inverse(m0) == PMath::Matrix2(-2.0f / 13.0f, 5.0f / 13.0f, 3.0f / 13.0f, -1.0f / 13.0f)) << PMath::ToString(PMath::Inverse(m0)); EXPECT_TRUE(PMath::Inverse(m0) == PMath::Matrix2(-2.0f / 13.0f, 5.0f / 13.0f, 3.0f / 13.0f, -1.0f / 13.0f)) << PMath::ToString(PMath::Inverse(m0));
EXPECT_TRUE(PMath::Transpose(m0) == PMath::Matrix2(1.0f, 3.0f, 5.0f, 2.0f)); EXPECT_TRUE(PMath::Transpose(m0) == PMath::Matrix2(1.0f, 3.0f, 5.0f, 2.0f));
EXPECT_FALSE(PMath::IsIdentityMatrix(m0)); EXPECT_FALSE(PMath::IsIdentityMatrix(m0));
EXPECT_TRUE(PMath::IsIdentityMatrix(PMath::Matrix2(1.0f, 0.0f, 0.0f, 1.0f))); EXPECT_TRUE(PMath::IsIdentityMatrix(PMath::Matrix2(1.0f, 0.0f,
0.0f, 1.0f)));
}
TEST(Matrix3, OperationTests)
{
PMath::Matrix3 m0 = PMath::Matrix3(1.0f, 5.0f, 3.0f,
2.0f, 6.0f, 4.0f,
2.0f, -3.0f, 5.0f);
m0 += 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(3.0f, 7.0f, 5.0f, 4.0f, 8.0f, 6.0f, 4.0f, -1.0f, 7.0f));
m0 -= 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(1.0f, 5.0f, 3.0f, 2.0f, 6.0f, 4.0f, 2.0f, -3.0f, 5.0f));
m0 *= 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(2.0f, 10.0f, 6.0f, 4.0f, 12.0f, 8.0f, 4.0f, -6.0f, 10.0f));
m0 /= 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(1.0f, 5.0f, 3.0f, 2.0f, 6.0f, 4.0f, 2.0f, -3.0f, 5.0f));
m0 = m0 + 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(3.0f, 7.0f, 5.0f, 4.0f, 8.0f, 6.0f, 4.0f, -1.0f, 7.0f));
m0 = m0 - 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(1.0f, 5.0f, 3.0f, 2.0f, 6.0f, 4.0f, 2.0f, -3.0f, 5.0f));
m0 = m0 * 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(2.0f, 10.0f, 6.0f, 4.0f, 12.0f, 8.0f, 4.0f, -6.0f, 10.0f));
m0 = m0 / 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix3(1.0f, 5.0f, 3.0f, 2.0f, 6.0f, 4.0f, 2.0f, -3.0f, 5.0f));
PMath::Matrix3 m1 = PMath::Matrix3(2.0f, 4.0f, 1.0f,
3.0f, 4.0f, -3.0f,
1.0f, 6.0f, 3.0f);
m0 += m1;
EXPECT_TRUE(m0 == PMath::Matrix3(3.0f, 9.0f, 4.0f, 5.0f, 10.0f, 1.0f, 3.0f, 3.0f, 8.0f));
m0 -= m1;
EXPECT_TRUE(m0 == PMath::Matrix3(1.0f, 5.0f, 3.0f, 2.0f, 6.0f, 4.0f, 2.0f, -3.0f, 5.0f));
m0 *= m1;
EXPECT_TRUE(m0 == PMath::Matrix3(20.0f, 42.0f, -5.0f, 26.0f, 56.0f, -4.0f, 0.0f, 26.0f, 26.0f)) << PMath::ToString(m0);
m0 = PMath::Matrix3(1.0f, 5.0f, 3.0f,
2.0f, 6.0f, 4.0f,
2.0f, -3.0f, 5.0f);
m0 = m0 + m1;
EXPECT_TRUE(m0 == PMath::Matrix3(3.0f, 9.0f, 4.0f, 5.0f, 10.0f, 1.0f, 3.0f, 3.0f, 8.0f));
m0 = m0 - m1;
EXPECT_TRUE(m0 == PMath::Matrix3(1.0f, 5.0f, 3.0f, 2.0f, 6.0f, 4.0f, 2.0f, -3.0f, 5.0f));
m0 = m0 * m1;
EXPECT_TRUE(m0 == PMath::Matrix3(20.0f, 42.0f, -5.0f, 26.0f, 56.0f, -4.0f, 0.0f, 26.0f, 26.0f));
PMath::Vector3 v = PMath::Vector3(2.0f, 4.0f, 3.0f);
m0 = PMath::Matrix3(1.0f, 5.0f, 3.0f,
2.0f, 6.0f, 4.0f,
2.0f, -3.0f, 5.0f);
v = m0 * v;
EXPECT_TRUE(v == PMath::Vector3(31.0f, 40.0f, 7.0f)) << PMath::ToString(v);
EXPECT_TRUE(m0 != m1);
} }
} }