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Fixed universal intrinsic undistort() implementation

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This commit is contained in:
Vitaly Tuzov
2019-09-10 11:40:14 +03:00
parent b3a0507546
commit 7b3a752012
2 changed files with 51 additions and 8 deletions
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modules/imgproc/src/undistort.simd.hpp
+13 -8
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@@ -153,19 +153,24 @@ public:
m_2 = vx_setall_f64(k5);
m_0 /= v_muladd(v_muladd(v_muladd(m_3, r2_0, m_2), r2_0, vx_setall_f64(k4)), r2_0, v_one);
m_1 /= v_muladd(v_muladd(v_muladd(m_3, r2_1, m_2), r2_1, vx_setall_f64(k4)), r2_1, v_one);
m_3 = vx_setall_f64(2.0);
xd_0 = v_muladd(m_3, xd_0, r2_0);
yd_0 = v_muladd(m_3, yd_0, r2_0);
xd_1 = v_muladd(m_3, xd_1, r2_1);
yd_1 = v_muladd(m_3, yd_1, r2_1);
m_2 = x_0 * y_0 * m_3;
m_3 = x_1 * y_1 * m_3;
x_0 *= m_0; y_0 *= m_0; x_1 *= m_1; y_1 *= m_1;
m_0 = vx_setall_f64(p1);
m_1 = vx_setall_f64(p2);
m_2 = vx_setall_f64(2.0);
xd_0 = v_muladd(v_muladd(m_2, xd_0, r2_0), m_1, x_0);
yd_0 = v_muladd(v_muladd(m_2, yd_0, r2_0), m_0, y_0);
xd_1 = v_muladd(v_muladd(m_2, xd_1, r2_1), m_1, x_1);
yd_1 = v_muladd(v_muladd(m_2, yd_1, r2_1), m_0, y_1);
xd_0 = v_muladd(xd_0, m_1, x_0);
yd_0 = v_muladd(yd_0, m_0, y_0);
xd_1 = v_muladd(xd_1, m_1, x_1);
yd_1 = v_muladd(yd_1, m_0, y_1);
m_0 *= m_2; m_1 *= m_2;
m_2 = x_0 * y_0;
m_3 = x_1 * y_1;
xd_0 = v_muladd(m_0, m_2, xd_0);
yd_0 = v_muladd(m_1, m_2, yd_0);
xd_1 = v_muladd(m_0, m_3, xd_1);