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    Searched refs:Determinant (Results 1 - 3 of 3) sorted by null

  /external/chromium_org/ui/gfx/
matrix3_unittest.cc 47 TEST(Matrix3fTest, Determinant) {
48 EXPECT_EQ(1.0f, Matrix3F::Identity().Determinant());
49 EXPECT_EQ(0.0f, Matrix3F::Zeros().Determinant());
50 EXPECT_EQ(0.0f, Matrix3F::Ones().Determinant());
55 EXPECT_EQ(390.0f, matrix.Determinant());
59 EXPECT_EQ(0, matrix.Determinant());
64 EXPECT_NEAR(0.3149f, matrix.Determinant(), 0.0001f);
76 EXPECT_EQ(0, singular.Determinant());
matrix3_f.h 66 // Value of the determinant of the matrix.
67 float Determinant() const;
matrix3_f.cc 33 // This routine is separated from the Matrix3F::Determinant because in
103 double determinant = Determinant3x3(data_); local
104 if (std::numeric_limits<float>::epsilon() > std::abs(determinant))
108 (data_[M11] * data_[M22] - data_[M12] * data_[M21]) / determinant,
109 (data_[M02] * data_[M21] - data_[M01] * data_[M22]) / determinant,
110 (data_[M01] * data_[M12] - data_[M02] * data_[M11]) / determinant,
111 (data_[M12] * data_[M20] - data_[M10] * data_[M22]) / determinant,
112 (data_[M00] * data_[M22] - data_[M02] * data_[M20]) / determinant,
113 (data_[M02] * data_[M10] - data_[M00] * data_[M12]) / determinant,
114 (data_[M10] * data_[M21] - data_[M11] * data_[M20]) / determinant,
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