PX4-Autopilot/src/lib/matrix/test/MatrixCopyToTest.cpp
2022-03-17 13:02:22 +01:00

99 lines
2.9 KiB
C++

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#include <gtest/gtest.h>
#include <matrix/math.hpp>
using namespace matrix;
TEST(MatrixCopyToTest, CopyTo)
{
// Vector3 copyTo
const Vector3f v(1, 2, 3);
float dst3[3] = {};
v.copyTo(dst3);
for (size_t i = 0; i < 3; i++) {
EXPECT_FLOAT_EQ(v(i), dst3[i]);
}
// Quaternion copyTo
Quatf q(1, 2, 3, 4);
float dst4[4] = {};
q.copyTo(dst4);
for (size_t i = 0; i < 4; i++) {
EXPECT_FLOAT_EQ(q(i), dst4[i]);
}
// Matrix copyTo
Matrix<float, 2, 3> A;
A(0, 0) = 1;
A(0, 1) = 2;
A(0, 2) = 3;
A(1, 0) = 4;
A(1, 1) = 5;
A(1, 2) = 6;
float array_A[6] = {};
A.copyTo(array_A);
float array_row[6] = {1, 2, 3, 4, 5, 6};
for (size_t i = 0; i < 6; i++) {
EXPECT_FLOAT_EQ(array_A[i], array_row[i]);
}
// Matrix copyToColumnMajor
A.copyToColumnMajor(array_A);
float array_column[6] = {1, 4, 2, 5, 3, 6};
for (size_t i = 0; i < 6; i++) {
EXPECT_FLOAT_EQ(array_A[i], array_column[i]);
}
// Slice copyTo
float dst5[2] = {};
v.slice<2, 1>(0, 0).copyTo(dst5);
for (size_t i = 0; i < 2; i++) {
EXPECT_FLOAT_EQ(v(i), dst5[i]);
}
float subarray_A[4] = {};
A.slice<2, 2>(0, 0).copyToColumnMajor(subarray_A);
float subarray_column[4] = {1, 4, 2, 5};
for (size_t i = 0; i < 4; i++) {
EXPECT_FLOAT_EQ(subarray_A[i], subarray_column[i]);
}
}