libs/agg/agg_span_interpolator_persp.h

114             double dy;
117             dy = yt;
118             m_trans_inv.transform(&dx, &dy);
120             dy -= y;
121             int sx1 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
123             dy = yt + delta;
124             m_trans_inv.transform(&dx, &dy);
126             dy -= y;
127             int sy1 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
135             dy = yt;
136             m_trans_inv.transform(&dx, &dy);
138             dy -= y;
139             int sx2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
141             dy = yt + delta;
142             m_trans_inv.transform(&dx, &dy);
144             dy -= y;
145             int sy2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
166             double dy;
170             dy = yt;
171             m_trans_inv.transform(&dx, &dy);
173             dy -= ye;
174             int sx2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
178             dy = yt + delta;
179             m_trans_inv.transform(&dx, &dy);
181             dy -= ye;
182             int sy2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
327             double dy;
332             dy = yt;
333             m_trans_inv.transform(&dx, &dy);
335             dy -= y;
336             int sx1 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
340             dy = yt + delta;
341             m_trans_inv.transform(&dx, &dy);
343             dy -= y;
344             int sy1 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
356             dy = yt;
357             m_trans_inv.transform(&dx, &dy);
359             dy -= y;
360             int sx2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
364             dy = yt + delta;
365             m_trans_inv.transform(&dx, &dy);
367             dy -= y;
368             int sy2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
396             double dy;
400             dy = yt;
401             m_trans_inv.transform(&dx, &dy);
403             dy -= ye;
404             int sx2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;
408             dy = yt + delta;
409             m_trans_inv.transform(&dx, &dy);
411             dy -= ye;
412             int sy2 = uround(subpixel_scale/sqrt(dx*dx + dy*dy)) >> subpixel_shift;