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/third_party/boost/boost/gil/image_processing/
Dharris.hpp58 float ddyy = 0; in compute_harris_responses() local
69 ddyy += m22(x + x_kernel - half_length, y + y_kernel - half_length) in compute_harris_responses()
73 auto det = (ddxx * ddyy) - dxdy * dxdy; in compute_harris_responses()
74 auto trace = ddxx + ddyy; in compute_harris_responses()
Dhessian.hpp23 GradientView ddyy, in compute_hessian_responses() argument
27 if (ddxx.dimensions() != ddyy.dimensions() in compute_hessian_responses()
28 || ddyy.dimensions() != dxdy.dimensions() in compute_hessian_responses()
59 ddyy_i += ddyy(x + w_x - center, y + w_y - center) in compute_hessian_responses()
Dnumeric.hpp289 OutputView ddyy) in compute_hessian_entries() argument
295 detail::convolve_2d(dy, sobel_y, ddyy); in compute_hessian_entries()