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app: fix iterator area in canvas_buffer_to_paint_buf_alpha()

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The entire ROI was processed in all threads, instead of only the
thread-specific area, causing artifacts.
This commit is contained in:
Ell 2018-04-05 02:14:29 -04:00
parent b88170b9e0
commit 082a6404c9
1 changed files with 2 additions and 2 deletions
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4
app/paint/gimppaintcore-loops.cc
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@ -215,7 +215,7 @@ canvas_buffer_to_paint_buf_alpha (GimpTempBuf *paint_buf,
{
GeglBufferIterator *iter;
iter = gegl_buffer_iterator_new (canvas_buffer, &roi, 0,
iter = gegl_buffer_iterator_new (canvas_buffer, area, 0,
babl_format ("Y float"),
GEGL_ACCESS_READ, GEGL_ABYSS_NONE);
@ -350,7 +350,7 @@ do_layer_blend (GeglBuffer *src_buffer,
g_return_if_fail (gimp_temp_buf_get_format (paint_buf) == iterator_format);
gimp_parallel_distribute_area (&roi, MIN_PARALLEL_SUB_AREA,
[=] (const GeglRectangle *area)
[=] (const GeglRectangle *area)
{
GeglBufferIterator *iter;
GeglRectangle mask_area = *area;