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| author | Benjamin Otte <otte@redhat.com> | 2019-05-20 03:24:24 +0200 |
|---|---|---|
| committer | Benjamin Otte <otte@redhat.com> | 2019-05-21 06:43:59 +0200 |
| commit | 29cb9230bf0776e55262e712405e8c8c17fed6a7 (patch) | |
| tree | d82028323dee2170c43bb22bfff2b9774a95dfef | |
| parent | b37c2216fc19319087d4ef543dcc71ce34bf4432 (diff) | |
| download | gtk+-29cb9230bf0776e55262e712405e8c8c17fed6a7.tar.gz | |
rendernode: Blur alpha channel for cairo blur node
The blur node still doesn't properly blur with a transform, but at least
it now doesn't turn semi-transparent stuff black.
| -rw-r--r-- | gsk/gskrendernodeimpl.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gsk/gskrendernodeimpl.c b/gsk/gskrendernodeimpl.c index 596e6da006..d0a24ed463 100644 --- a/gsk/gskrendernodeimpl.c +++ b/gsk/gskrendernodeimpl.c @@ -3666,6 +3666,7 @@ blur_once (cairo_surface_t *src, r += c1[0]; g += c1[1]; b += c1[2]; + a += c1[3]; } p_dest_row = p_dest; for (x = 0; x < width; x++) @@ -3674,6 +3675,7 @@ blur_once (cairo_surface_t *src, p_dest_row[0] = div_kernel_size[r]; p_dest_row[1] = div_kernel_size[g]; p_dest_row[2] = div_kernel_size[b]; + p_dest_row[3] = div_kernel_size[a]; p_dest_row += n_channels; /* the pixel to add to the kernel */ @@ -3692,6 +3694,7 @@ blur_once (cairo_surface_t *src, r += c1[0] - c2[0]; g += c1[1] - c2[1]; b += c1[2] - c2[2]; + a += c1[3] - c2[3]; } p_src += src_rowstride; @@ -3715,6 +3718,7 @@ blur_once (cairo_surface_t *src, r += c1[0]; g += c1[1]; b += c1[2]; + a += c1[3]; } p_dest_col = p_dest; @@ -3725,6 +3729,7 @@ blur_once (cairo_surface_t *src, p_dest_col[0] = div_kernel_size[r]; p_dest_col[1] = div_kernel_size[g]; p_dest_col[2] = div_kernel_size[b]; + p_dest_col[3] = div_kernel_size[a]; p_dest_col += dest_rowstride; /* the pixel to add to the kernel */ @@ -3742,6 +3747,7 @@ blur_once (cairo_surface_t *src, r += c1[0] - c2[0]; g += c1[1] - c2[1]; b += c1[2] - c2[2]; + a += c1[3] - c2[3]; } p_src += n_channels; |