fabs/rotate-me-fast
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Remove unused code.

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This commit is contained in:
Fabien Freling 2014-07-09 08:19:09 +02:00
parent 3ab9df90df
commit fea3e90fba
1 changed files with 0 additions and 15 deletions
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15
rotation.cpp
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@ -649,10 +649,6 @@ Image* rotate(Image const& src, double angle)
// TODO: add one ligne for smooth border
DPoint const tl_grid = get_mapped_point(src, Point(0, 0), rotation);
Point const tl = convert_img_coord(*rotated, tl_grid);
DPoint const tr_grid = get_mapped_point(src, Point(src.width - 1, 0), rotation);
Point const tr = convert_img_coord(*rotated, tr_grid);
DPoint const bl_grid = get_mapped_point(src, Point(0, src.height - 1), rotation);
Point const bl = convert_img_coord(*rotated, bl_grid);
// corner points in source image
DPoint src_tl = get_mapped_point(*rotated, tl, -rotation);
@ -671,17 +667,6 @@ Image* rotate(Image const& src, double angle)
round_if_very_small(src_delta_y.x);
round_if_very_small(src_delta_y.y);
// // steps for first column in source image (y)
int origin_nb_steps = max(abs(bl.x - tl.x), abs(bl.y - tl.y));
// // steps for line in source image (x)
int line_nb_steps = max(abs(tr.x - tl.x), abs(tr.y - tl.y));
// steps for first column in rotated image (y)
DPoint const rotated_step((bl.x - tl.x) / (float) origin_nb_steps, (bl.y - tl.y) / (float) origin_nb_steps);
// steps for line in rotated image (x)
DPoint const bresenham((tr.x - tl.x) / (float) line_nb_steps, (tr.y - tl.y) / (float) line_nb_steps);
unsigned int const src_limit = src.width * src.height * 3;
DPoint const rot_origin_in_src_grid = get_mapped_point(*rotated, Point(0, 0), -rotation);