Searched refs:Ixx (Results 1 – 2 of 2) sorted by relevance
| /external/opencv3/modules/cudalegacy/src/cuda/ |
| D | NCVBroxOpticalFlow.cu | 425 const float Ixx = tex2D(tex_Ixx, wx, wy); in prepare_sor_stage_1_tex() local
432 q1 = Ixz + Ixx * du[ijs] + Ixy * dv[ijs]; 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()
451 denominator_u[ijg] = data_term * (Ix*Ix + gamma * (Ixy*Ixy + Ixx*Ixx)); in prepare_sor_stage_1_tex()
790 SAFE_VECTOR_DECL(Ixx, gpu_mem_allocator, kSizeInPixelsAligned); in NCVBroxOpticalFlow()
983 …ncvAssertReturnNcvStat( nppiStFilterRowBorder_32f_C1R (Ix.ptr(), srcSize, nSrcStep, Ixx.ptr(), src… in NCVBroxOpticalFlow()
995 …ncvAssertCUDAReturn(cudaBindTexture2D(0, tex_Ixx, Ixx.ptr(), ch_desc, kLevelWidth, kLevelHeight, k… in NCVBroxOpticalFlow()
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| /external/opencv3/modules/imgproc/src/ |
| D | lsd.cpp | 749 double Ixx = 0.0; in get_theta() local
761 Ixx += dy * dy * weight; in get_theta()
767 CV_Assert(!(double_equal(Ixx, 0) && double_equal(Iyy, 0) && double_equal(Ixy, 0))); in get_theta()
770 double lambda = 0.5 * (Ixx + Iyy - sqrt((Ixx - Iyy) * (Ixx - Iyy) + 4.0 * Ixy * Ixy)); in get_theta()
773 double theta = (fabs(Ixx)>fabs(Iyy))? in get_theta()
774 double(fastAtan2(float(lambda - Ixx), float(Ixy))): in get_theta()
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