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gimp:cage-transform : iterate over y then x, to follow memory organisation

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This commit is contained in:
Michael Muré
2011-03-24 19:57:47 +01:00
parent b6ef32f580
commit 8b87e633b3
1 changed files with 10 additions and 10 deletions
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20
app/gegl/gimpoperationcagetransform.c
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@ -280,27 +280,27 @@ gimp_operation_cage_transform_process (GeglOperation *operation,
format_coef = babl_format_n (babl_type ("float"), 2 * config->n_cage_vertices); format_coef = babl_format_n (babl_type ("float"), 2 * config->n_cage_vertices);
/* compute, reverse and interpolate the transformation */ /* compute, reverse and interpolate the transformation */
for (x = cage_bb.x; x < cage_bb.x + cage_bb.width - 1; x++) for (y = cage_bb.y; y < cage_bb.y + cage_bb.height - 1; y++)
{ {
GimpVector2 p1_d, p2_d, p3_d, p4_d; GimpVector2 p1_d, p2_d, p3_d, p4_d;
GimpVector2 p1_s, p2_s, p3_s, p4_s; GimpVector2 p1_s, p2_s, p3_s, p4_s;
p1_s.x = x; p1_s.y = y;
p2_s.x = x+1; p2_s.y = y+1;
p3_s.x = x+1; p3_s.y = y+1;
p3_s.y = cage_bb.y; p3_s.x = cage_bb.x;
p4_s.x = x; p4_s.y = y;
p4_s.y = cage_bb.y; p4_s.x = cage_bb.x;
p3_d = gimp_cage_transform_compute_destination (config, coef, format_coef, aux_buf, p3_s); p3_d = gimp_cage_transform_compute_destination (config, coef, format_coef, aux_buf, p3_s);
p4_d = gimp_cage_transform_compute_destination (config, coef, format_coef, aux_buf, p4_s); p4_d = gimp_cage_transform_compute_destination (config, coef, format_coef, aux_buf, p4_s);
for (y = cage_bb.y; y < cage_bb.y + cage_bb.height - 1; y++) for (x = cage_bb.x; x < cage_bb.x + cage_bb.width - 1; x++)
{ {
p1_s = p4_s; p1_s = p4_s;
p2_s = p3_s; p2_s = p3_s;
p3_s.y = y+1; p3_s.x = x+1;
p4_s.y = y+1; p4_s.x = x+1;
p1_d = p4_d; p1_d = p4_d;
p2_d = p3_d; p2_d = p3_d;