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app: simpler code with gegl_node_blit().

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No need to go through an intermediate GeglBuffer when unneeded.
This commit is contained in:
Jehan
2018-11-26 12:26:54 +01:00
parent 7ce5abd35e
commit c32b0ecc92
1 changed files with 5 additions and 17 deletions
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22
app/core/gimplineart.c
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@ -1307,15 +1307,15 @@ gimp_lineart_estimate_strokes_radii (GeglBuffer *mask)
GeglBufferIterator *gi;
gfloat *dist;
gfloat *thickness;
GeglBuffer *distmap;
GeglNode *graph;
GeglNode *input;
GeglNode *op;
GeglNode *sink;
gint width = gegl_buffer_get_width (mask);
gint height = gegl_buffer_get_height (mask);
/* Compute a distance map for the line art. */
dist = g_new (gfloat, width * height);
graph = gegl_node_new ();
input = gegl_node_new_child (graph,
"operation", "gegl:buffer-source",
@ -1326,23 +1326,12 @@ gimp_lineart_estimate_strokes_radii (GeglBuffer *mask)
"metric", GEGL_DISTANCE_METRIC_EUCLIDEAN,
"normalize", FALSE,
NULL);
sink = gegl_node_new_child (graph,
"operation", "gegl:buffer-sink",
"buffer", &distmap,
NULL);
gegl_node_connect_to (input, "output",
op, "input");
gegl_node_connect_to (op, "output",
sink, "input");
gegl_node_process (sink);
gegl_node_connect_to (input, "output", op, "input");
gegl_node_blit (op, 1.0, gegl_buffer_get_extent (mask),
NULL, dist, GEGL_AUTO_ROWSTRIDE, GEGL_BLIT_DEFAULT);
g_object_unref (graph);
dist = g_new (gfloat, width * height);
gegl_buffer_get (distmap, NULL, 1.0, NULL, dist,
GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
thickness = g_new0 (gfloat, width * height);
gi = gegl_buffer_iterator_new (mask, NULL, 0, NULL,
GEGL_ACCESS_READ, GEGL_ABYSS_NONE, 1);
while (gegl_buffer_iterator_next (gi))
@ -1448,7 +1437,6 @@ gimp_lineart_estimate_strokes_radii (GeglBuffer *mask)
}
g_free (dist);
g_object_unref (distmap);
return thickness;
}