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Add TMatrix2.

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THoehne 2024-08-15 14:10:15 +02:00
parent bd0ce0f76d
commit 75bca082d6
1 changed files with 87 additions and 0 deletions
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89
MathTestFPU/test.cpp
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@ -480,5 +480,92 @@ namespace VectorTests
EXPECT_TRUE(PMath::CompInverseV(v0) == PMath::Vector4(1.0f / 2.4f, 1.0f / 3.1f, 1.0f / 5.6f, 1.0f / -3.7f));
}
}
namespace MatrixTests
{
TEST(Matrix2, OperatorTests)
{
PMath::Matrix2 m0 = PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f);
m0 += 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(3.0f, 7.0f, 5.0f, 4.0f));
m0 -= 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f));
m0 *= 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(2.0f, 10.0f, 6.0f, 4.0f));
m0 /= 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f));
m0 = m0 + 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(3.0f, 7.0f, 5.0f, 4.0f));
m0 = m0 - 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f));
m0 = m0 * 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(2.0f, 10.0f, 6.0f, 4.0f));
m0 = m0 / 2.0f;
EXPECT_TRUE(m0 == PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f));
PMath::Matrix2 m1 = PMath::Matrix2(2.0f, 4.0f, 1.0f, 3.0f);
m0 += m1;
EXPECT_TRUE(m0 == PMath::Matrix2(3.0f, 9.0f, 4.0f, 5.0f));
m0 -= m1;
EXPECT_TRUE(m0 == PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f));
m0 *= m1;
EXPECT_TRUE(m0 == PMath::Matrix2(7.0f, 19.0f, 8.0f, 18.0f));
m0 = PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f);
m0 = m0 + m1;
EXPECT_TRUE(m0 == PMath::Matrix2(3.0f, 9.0f, 4.0f, 5.0f));
m0 = m0 - m1;
EXPECT_TRUE(m0 == PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f));
m0 = m0 * m1;
EXPECT_TRUE(m0 == PMath::Matrix2(7.0f, 19.0f, 8.0f, 18.0f));
PMath::Vector2 v = PMath::Vector2(2.0f, 4.0f);
v = m0 * v;
EXPECT_TRUE(v == PMath::Vector2(90.0f, 88.0f)) << PMath::ToString(v);
EXPECT_TRUE(m0 != m1);
}
TEST(Matrix2, FunctionTest)
{
PMath::Matrix2 m0 = PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f);
EXPECT_FLOAT_EQ(PMath::Determinant(m0), -13.0f);
EXPECT_TRUE(PMath::InverseV(m0) == PMath::Matrix2(-2.0f / 13.0f, 5.0f / 13.0f, 3.0f / 13.0f, -1.0f / 13.0f));
m0 = PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f);
EXPECT_TRUE(PMath::TransposeV(m0) == PMath::Matrix2(1.0f, 3.0f, 5.0f, 2.0f));
m0 = PMath::Matrix2(1.0f, 5.0f, 3.0f, 2.0f);
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_FALSE(PMath::IsIdentityMatrix(m0));
EXPECT_TRUE(PMath::IsIdentityMatrix(PMath::Matrix2(1.0f, 0.0f, 0.0f, 1.0f)));
}
}