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/external/opencv3/modules/cudalegacy/src/cuda/
DNCVBroxOpticalFlow.cu434 float data_term = 0.5f * rsqrtf(q0*q0 + gamma*(q1*q1 + q2*q2) + eps2); in prepare_sor_stage_1_tex() local
436 data_term /= alpha; in prepare_sor_stage_1_tex()
448 numerator_dudv[ijg] = data_term * (Ix*Iy + gamma * Ixy*(Ixx + Iyy)); in prepare_sor_stage_1_tex()
449 numerator_u[ijg] = data_term * (Ix*Iz + gamma * (Ixx*Ixz + Ixy*Iyz)); in prepare_sor_stage_1_tex()
450 numerator_v[ijg] = data_term * (Iy*Iz + gamma * (Iyy*Iyz + Ixy*Ixz)); in prepare_sor_stage_1_tex()
451 denominator_u[ijg] = data_term * (Ix*Ix + gamma * (Ixy*Ixy + Ixx*Ixx)); in prepare_sor_stage_1_tex()
452 denominator_v[ijg] = data_term * (Iy*Iy + gamma * (Ixy*Ixy + Iyy*Iyy)); in prepare_sor_stage_1_tex()