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app: temp HACK: provide an "RaGaBaA float" buffer to gegl:transform 

so we can quickly test the effects proper caching in GEGL itself would
have.
This commit is contained in:
Michael Natterer 2012-11-27 14:46:42 +01:00
parent 057c2b744a
commit 3d8341b6e8
1 changed files with 20 additions and 0 deletions
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20
app/core/gimpdrawable-transform.c
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@ -134,11 +134,31 @@ gimp_drawable_transform_buffer_affine (GimpDrawable *drawable,
gimp_matrix3_mult (&inv, &gegl_matrix);
gimp_matrix3_translate (&gegl_matrix, -x1, -y1);
/* Experimental HACK to check the performance improvement of having
* the transform op's input cached in the right format
*/
if (gegl_buffer_get_format (orig_buffer) == babl_format ("RaGaBaA float"))
{
g_object_ref (orig_buffer);
}
else
{
GeglBuffer *temp =
gegl_buffer_new (GEGL_RECTANGLE (0, 0,
gegl_buffer_get_width (orig_buffer),
gegl_buffer_get_height (orig_buffer)),
babl_format ("RaGaBaA float"));
gegl_buffer_copy (orig_buffer, NULL, temp, NULL);
orig_buffer = temp;
}
gimp_gegl_apply_transform (orig_buffer, progress, NULL,
new_buffer,
interpolation_type,
&gegl_matrix);
g_object_unref (orig_buffer);
*new_offset_x = x1;
*new_offset_y = y1;