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Merge pull request #867 from SuperSodaSea/master

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Remove duplicate calculations #867
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Christophe 2019-03-01 12:47:20 +01:00 committed by GitHub
commit ebdc1cb9d2
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1 changed files with 13 additions and 14 deletions
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glm/gtc/matrix_inverse.inl
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@ -76,14 +76,13 @@ namespace glm
T SubFactor08 = m[1][1] * m[3][2] - m[3][1] * m[1][2];
T SubFactor09 = m[1][0] * m[3][3] - m[3][0] * m[1][3];
T SubFactor10 = m[1][0] * m[3][2] - m[3][0] * m[1][2];
T SubFactor11 = m[1][1] * m[3][3] - m[3][1] * m[1][3];
T SubFactor12 = m[1][0] * m[3][1] - m[3][0] * m[1][1];
T SubFactor13 = m[1][2] * m[2][3] - m[2][2] * m[1][3];
T SubFactor14 = m[1][1] * m[2][3] - m[2][1] * m[1][3];
T SubFactor15 = m[1][1] * m[2][2] - m[2][1] * m[1][2];
T SubFactor16 = m[1][0] * m[2][3] - m[2][0] * m[1][3];
T SubFactor17 = m[1][0] * m[2][2] - m[2][0] * m[1][2];
T SubFactor18 = m[1][0] * m[2][1] - m[2][0] * m[1][1];
T SubFactor11 = m[1][0] * m[3][1] - m[3][0] * m[1][1];
T SubFactor12 = m[1][2] * m[2][3] - m[2][2] * m[1][3];
T SubFactor13 = m[1][1] * m[2][3] - m[2][1] * m[1][3];
T SubFactor14 = m[1][1] * m[2][2] - m[2][1] * m[1][2];
T SubFactor15 = m[1][0] * m[2][3] - m[2][0] * m[1][3];
T SubFactor16 = m[1][0] * m[2][2] - m[2][0] * m[1][2];
T SubFactor17 = m[1][0] * m[2][1] - m[2][0] * m[1][1];
mat<4, 4, T, Q> Inverse;
Inverse[0][0] = + (m[1][1] * SubFactor00 - m[1][2] * SubFactor01 + m[1][3] * SubFactor02);
@ -98,13 +97,13 @@ namespace glm
Inverse[2][0] = + (m[0][1] * SubFactor06 - m[0][2] * SubFactor07 + m[0][3] * SubFactor08);
Inverse[2][1] = - (m[0][0] * SubFactor06 - m[0][2] * SubFactor09 + m[0][3] * SubFactor10);
Inverse[2][2] = + (m[0][0] * SubFactor11 - m[0][1] * SubFactor09 + m[0][3] * SubFactor12);
Inverse[2][3] = - (m[0][0] * SubFactor08 - m[0][1] * SubFactor10 + m[0][2] * SubFactor12);
Inverse[2][2] = + (m[0][0] * SubFactor07 - m[0][1] * SubFactor09 + m[0][3] * SubFactor11);
Inverse[2][3] = - (m[0][0] * SubFactor08 - m[0][1] * SubFactor10 + m[0][2] * SubFactor11);
Inverse[3][0] = - (m[0][1] * SubFactor13 - m[0][2] * SubFactor14 + m[0][3] * SubFactor15);
Inverse[3][1] = + (m[0][0] * SubFactor13 - m[0][2] * SubFactor16 + m[0][3] * SubFactor17);
Inverse[3][2] = - (m[0][0] * SubFactor14 - m[0][1] * SubFactor16 + m[0][3] * SubFactor18);
Inverse[3][3] = + (m[0][0] * SubFactor15 - m[0][1] * SubFactor17 + m[0][2] * SubFactor18);
Inverse[3][0] = - (m[0][1] * SubFactor12 - m[0][2] * SubFactor13 + m[0][3] * SubFactor14);
Inverse[3][1] = + (m[0][0] * SubFactor12 - m[0][2] * SubFactor15 + m[0][3] * SubFactor16);
Inverse[3][2] = - (m[0][0] * SubFactor13 - m[0][1] * SubFactor15 + m[0][3] * SubFactor17);
Inverse[3][3] = + (m[0][0] * SubFactor14 - m[0][1] * SubFactor16 + m[0][2] * SubFactor17);
T Determinant =
+ m[0][0] * Inverse[0][0]