Lines Matching refs:prev_y
1334 double prev_x, prev_y; in geom_length() local
1345 get_point(&prev_x, &prev_y, data); in geom_length()
1352 *len+= sqrt(pow(prev_x-x,2)+pow(prev_y-y,2)); in geom_length()
1354 prev_y= y; in geom_length()
1449 double UNINIT_VAR(prev_x), UNINIT_VAR(prev_y); in store_shapes()
1466 if (!first_point && x == prev_x && y == prev_y) in store_shapes()
1472 prev_y= y; in store_shapes()
1775 double prev_x, prev_y; in area() local
1785 get_point(&prev_x, &prev_y, data+4); in area()
1793 lr_area+= (prev_x + x)* (prev_y - y); in area()
1795 prev_y= y; in area()
1893 double prev_x, prev_y; in centroid_xy() local
1904 get_point(&prev_x, &prev_y, data); in centroid_xy()
1913 loc_area= prev_x * tmp_y - tmp_x * prev_y; in centroid_xy()
1918 sum_cy+= (prev_y + tmp_y) * loc_area; in centroid_xy()
1921 prev_y= tmp_y; in centroid_xy()
1972 double prev_x, prev_y; in store_shapes() local
1999 prev_y= first_y; in store_shapes()
2011 if (x == prev_x && y == prev_y) in store_shapes()
2014 prev_y= y; in store_shapes()