libs/agg/agg_span_image_filter_gray.h

43         typedef span_image_filter<source_type, interpolator_type> base_type;
56             base_type(src, inter, 0)
62             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
63                                             y + base_type::filter_dy_dbl(), len);
66                 base_type::interpolator().coordinates(&x, &y);
68                     base_type::source().span(x >> image_subpixel_shift,
73                 ++base_type::interpolator();
89         typedef span_image_filter<source_type, interpolator_type> base_type;
102             base_type(src, inter, 0)
109             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
110                                             y + base_type::filter_dy_dbl(), len);
118                 base_type::interpolator().coordinates(&x_hr, &y_hr);
120                 x_hr -= base_type::filter_dx_int();
121                 y_hr -= base_type::filter_dy_int();
131                 fg_ptr = (const value_type*)base_type::source().span(x_lr, y_lr, 2);
134                 fg_ptr = (const value_type*)base_type::source().next_x();
137                 fg_ptr = (const value_type*)base_type::source().next_y();
140                 fg_ptr = (const value_type*)base_type::source().next_x();
146                 ++base_type::interpolator();
162         typedef span_image_filter<source_type, interpolator_type> base_type;
176             base_type(src, inter, 0),
185             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
186                                             y + base_type::filter_dy_dbl(), len);
194             int maxx = base_type::source().width() - 1;
195             int maxy = base_type::source().height() - 1;
202                 base_type::interpolator().coordinates(&x_hr, &y_hr);
204                 x_hr -= base_type::filter_dx_int();
205                 y_hr -= base_type::filter_dy_int();
217                     fg_ptr = (const value_type*)base_type::source().row_ptr(y_lr) + x_lr;
223                     fg_ptr = (const value_type*)base_type::source().row_ptr(y_lr) + x_lr;
254                                 *((const value_type*)base_type::source().row_ptr(y_lr) + x_lr);
270                                 *((const value_type*)base_type::source().row_ptr(y_lr) + x_lr);
287                                 *((const value_type*)base_type::source().row_ptr(y_lr) + x_lr);
303                                 *((const value_type*)base_type::source().row_ptr(y_lr) + x_lr);
320                 ++base_type::interpolator();
339         typedef span_image_filter<source_type, interpolator_type> base_type;
353             base_type(src, inter, &filter)
360             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
361                                             y + base_type::filter_dy_dbl(), len);
366             const int16* weight_array = base_type::filter().weight_array() +
367                                         ((base_type::filter().diameter()/2 - 1) <<
374                 base_type::interpolator().coordinates(&x_hr, &y_hr);
376                 x_hr -= base_type::filter_dx_int();
377                 y_hr -= base_type::filter_dy_int();
388                 fg_ptr = (const value_type*)base_type::source().span(x_lr, y_lr, 2);
395                 fg_ptr = (const value_type*)base_type::source().next_x();
402                 fg_ptr = (const value_type*)base_type::source().next_y();
409                 fg_ptr = (const value_type*)base_type::source().next_x();
422                 ++base_type::interpolator();
438         typedef span_image_filter<source_type, interpolator_type> base_type;
452             base_type(src, inter, &filter)
458             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
459                                             y + base_type::filter_dy_dbl(), len);
464             unsigned     diameter     = base_type::filter().diameter();
465             int          start        = base_type::filter().start();
466             const int16* weight_array = base_type::filter().weight_array();
473                 base_type::interpolator().coordinates(&x, &y);
475                 x -= base_type::filter_dx_int();
476                 y -= base_type::filter_dy_int();
490                 fg_ptr = (const value_type*)base_type::source().span(x_lr + start,
506                         fg_ptr = (const value_type*)base_type::source().next_x();
511                     fg_ptr = (const value_type*)base_type::source().next_y();
521                 ++base_type::interpolator();
537         typedef span_image_resample_affine<source_type> base_type;
538         typedef typename base_type::interpolator_type interpolator_type;
553             base_type(src, inter, filter)
560             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
561                                             y + base_type::filter_dy_dbl(), len);
565             int diameter     = base_type::filter().diameter();
567             int radius_x     = (diameter * base_type::m_rx) >> 1;
568             int radius_y     = (diameter * base_type::m_ry) >> 1;
570                 (diameter * base_type::m_rx + image_subpixel_mask) >>
573             const int16* weight_array = base_type::filter().weight_array();
577                 base_type::interpolator().coordinates(&x, &y);
579                 x += base_type::filter_dx_int() - radius_x;
580                 y += base_type::filter_dy_int() - radius_y;
586                                 base_type::m_ry_inv) >>
591                                 base_type::m_rx_inv) >>
596                     (const value_type*)base_type::source().span(x_lr, y_lr, len_x_lr);
609                         x_hr  += base_type::m_rx_inv;
611                         fg_ptr = (const value_type*)base_type::source().next_x();
613                     y_hr += base_type::m_ry_inv;
615                     fg_ptr = (const value_type*)base_type::source().next_y();
626                 ++base_type::interpolator();
642         typedef span_image_resample<source_type, interpolator_type> base_type;
657             base_type(src, inter, filter)
663             base_type::interpolator().begin(x + base_type::filter_dx_dbl(),
664                                             y + base_type::filter_dy_dbl(), len);
667             int diameter = base_type::filter().diameter();
670             const int16* weight_array = base_type::filter().weight_array();
677                 base_type::interpolator().coordinates(&x,  &y);
678                 base_type::interpolator().local_scale(&rx, &ry);
679                 base_type::adjust_scale(&rx, &ry);
690                 x += base_type::filter_dx_int() - radius_x;
691                 y += base_type::filter_dy_int() - radius_y;
706                     (const value_type*)base_type::source().span(x_lr, y_lr, len_x_lr);
721                         fg_ptr = (const value_type*)base_type::source().next_x();
725                     fg_ptr = (const value_type*)base_type::source().next_y();
736                 ++base_type::interpolator();