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/// @ref gtx_matrix_operation
namespace glm
{
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<2, 2, T, Q> diagonal2x2
(
vec<2, T, Q> const& v
)
{
mat<2, 2, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<2, 3, T, Q> diagonal2x3
(
vec<2, T, Q> const& v
)
{
mat<2, 3, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<2, 4, T, Q> diagonal2x4
(
vec<2, T, Q> const& v
)
{
mat<2, 4, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<3, 2, T, Q> diagonal3x2
(
vec<2, T, Q> const& v
)
{
mat<3, 2, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<3, 3, T, Q> diagonal3x3
(
vec<3, T, Q> const& v
)
{
mat<3, 3, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
Result[2][2] = v[2];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<3, 4, T, Q> diagonal3x4
(
vec<3, T, Q> const& v
)
{
mat<3, 4, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
Result[2][2] = v[2];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<4, 4, T, Q> diagonal4x4
(
vec<4, T, Q> const& v
)
{
mat<4, 4, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
Result[2][2] = v[2];
Result[3][3] = v[3];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<4, 3, T, Q> diagonal4x3
(
vec<3, T, Q> const& v
)
{
mat<4, 3, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
Result[2][2] = v[2];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<4, 2, T, Q> diagonal4x2
(
vec<2, T, Q> const& v
)
{
mat<4, 2, T, Q> Result(static_cast<T>(1));
Result[0][0] = v[0];
Result[1][1] = v[1];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<2, 2, T, Q> adjugate(mat<2, 2, T, Q> const& m)
{
return mat<2, 2, T, Q>(
+m[1][1], -m[1][0],
-m[0][1], +m[0][0]);
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<3, 3, T, Q> adjugate(mat<3, 3, T, Q> const& m)
{
T const m00 = determinant(mat<2, 2, T, Q>(m[1][1], m[2][1], m[1][2], m[2][2]));
T const m01 = determinant(mat<2, 2, T, Q>(m[0][1], m[2][1], m[0][2], m[2][2]));
T const m02 = determinant(mat<2, 2, T, Q>(m[0][1], m[1][1], m[0][2], m[1][2]));
T const m10 = determinant(mat<2, 2, T, Q>(m[1][0], m[2][0], m[1][2], m[2][2]));
T const m11 = determinant(mat<2, 2, T, Q>(m[0][0], m[2][0], m[0][2], m[2][2]));
T const m12 = determinant(mat<2, 2, T, Q>(m[0][0], m[1][0], m[0][2], m[1][2]));
T const m20 = determinant(mat<2, 2, T, Q>(m[1][0], m[2][0], m[1][1], m[2][1]));
T const m21 = determinant(mat<2, 2, T, Q>(m[0][0], m[2][0], m[0][1], m[2][1]));
T const m22 = determinant(mat<2, 2, T, Q>(m[0][0], m[1][0], m[0][1], m[1][1]));
return mat<3, 3, T, Q>(
+m00, -m01, +m02,
-m10, +m11, -m12,
+m20, -m21, +m22);
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER mat<4, 4, T, Q> adjugate(mat<4, 4, T, Q> const& m)
{
T const m00 = determinant(mat<3, 3, T, Q>(m[1][1], m[1][2], m[1][3], m[2][1], m[2][2], m[2][3], m[3][1], m[3][2], m[3][3]));
T const m01 = determinant(mat<3, 3, T, Q>(m[1][0], m[1][2], m[1][3], m[2][0], m[2][2], m[2][3], m[3][0], m[3][2], m[3][3]));
T const m02 = determinant(mat<3, 3, T, Q>(m[1][0], m[1][1], m[1][3], m[2][0], m[2][2], m[2][3], m[3][0], m[3][1], m[3][3]));
T const m03 = determinant(mat<3, 3, T, Q>(m[1][0], m[1][1], m[1][2], m[2][0], m[2][1], m[2][2], m[3][0], m[3][1], m[3][2]));
T const m10 = determinant(mat<3, 3, T, Q>(m[0][1], m[0][2], m[0][3], m[2][1], m[2][2], m[2][3], m[3][1], m[3][2], m[3][3]));
T const m11 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][2], m[0][3], m[2][0], m[2][2], m[2][3], m[3][0], m[3][2], m[3][3]));
T const m12 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][1], m[0][3], m[2][0], m[2][1], m[2][3], m[3][0], m[3][1], m[3][3]));
T const m13 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][1], m[0][2], m[2][0], m[2][1], m[2][2], m[3][0], m[3][1], m[3][2]));
T const m20 = determinant(mat<3, 3, T, Q>(m[0][1], m[0][2], m[0][3], m[1][1], m[1][2], m[1][3], m[3][1], m[3][2], m[3][3]));
T const m21 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][2], m[0][3], m[1][0], m[1][2], m[1][3], m[3][0], m[3][2], m[3][3]));
T const m22 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][1], m[0][3], m[1][0], m[1][1], m[1][3], m[3][0], m[3][1], m[3][3]));
T const m23 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][1], m[0][2], m[1][0], m[1][1], m[1][2], m[3][0], m[3][1], m[3][2]));
T const m30 = determinant(mat<3, 3, T, Q>(m[0][1], m[0][2], m[0][3], m[1][1], m[1][2], m[1][3], m[2][1], m[2][2], m[2][3]));
T const m31 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][2], m[0][3], m[1][0], m[1][2], m[1][3], m[2][0], m[2][2], m[2][3]));
T const m32 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][1], m[0][3], m[1][0], m[1][1], m[1][3], m[2][0], m[2][1], m[2][3]));
T const m33 = determinant(mat<3, 3, T, Q>(m[0][0], m[0][1], m[0][2], m[1][0], m[1][1], m[1][2], m[2][0], m[2][1], m[2][2]));
return mat<4, 4, T, Q>(
+m00, -m01, +m02, -m03,
-m10, +m11, -m12, +m13,
+m20, -m21, +m22, -m23,
-m30, +m31, -m32, +m33);
}
}//namespace glm
|
