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-rw-r--r--src/include/glm/gtx/matrix_operation.inl176
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diff --git a/src/include/glm/gtx/matrix_operation.inl b/src/include/glm/gtx/matrix_operation.inl
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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