[gimp/soc-2010-cage-2] gimpcageconfig: displace the cage by a small delta to avoid having pixel exactly on edges
- From: Michael Muré <mmure src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gimp/soc-2010-cage-2] gimpcageconfig: displace the cage by a small delta to avoid having pixel exactly on edges
- Date: Sun, 15 Aug 2010 15:41:52 +0000 (UTC)
commit e2a7ef2e3261c909ce5eac91c7592b2009769c6d
Author: Michael Muré <batolettre gmail com>
Date: Sun Aug 15 12:59:49 2010 +0200
gimpcageconfig: displace the cage by a small delta to avoid having pixel exactly on edges
app/gegl/gimpcageconfig.c | 17 +++++++++--------
1 files changed, 9 insertions(+), 8 deletions(-)
---
diff --git a/app/gegl/gimpcageconfig.c b/app/gegl/gimpcageconfig.c
index 11c5b87..0b19a99 100644
--- a/app/gegl/gimpcageconfig.c
+++ b/app/gegl/gimpcageconfig.c
@@ -47,6 +47,7 @@ G_DEFINE_TYPE_WITH_CODE (GimpCageConfig, gimp_cage_config,
#define parent_class gimp_cage_config_parent_class
#define N_ITEMS_PER_ALLOC 10
+#define DELTA 0.010309278351
static void gimp_cage_config_finalize (GObject *object);
static void gimp_cage_config_get_property (GObject *object,
@@ -177,11 +178,11 @@ gimp_cage_config_add_cage_point (GimpCageConfig *gcc,
gcc->cage_vertices_max);
}
- gcc->cage_vertices[gcc->cage_vertice_number].x = x;
- gcc->cage_vertices[gcc->cage_vertice_number].y = y;
+ gcc->cage_vertices[gcc->cage_vertice_number].x = x + DELTA;
+ gcc->cage_vertices[gcc->cage_vertice_number].y = y + DELTA;
- gcc->cage_vertices_d[gcc->cage_vertice_number].x = x;
- gcc->cage_vertices_d[gcc->cage_vertice_number].y = y;
+ gcc->cage_vertices_d[gcc->cage_vertice_number].x = x + DELTA;
+ gcc->cage_vertices_d[gcc->cage_vertice_number].y = y + DELTA;
gcc->cage_vertice_number++;
@@ -252,13 +253,13 @@ gimp_cage_config_move_cage_point (GimpCageConfig *gcc,
if (mode == GIMP_CAGE_MODE_CAGE_CHANGE)
{
- gcc->cage_vertices[point_number].x = x;
- gcc->cage_vertices[point_number].y = y;
+ gcc->cage_vertices[point_number].x = x + DELTA;
+ gcc->cage_vertices[point_number].y = y + DELTA;
}
else
{
- gcc->cage_vertices_d[point_number].x = x;
- gcc->cage_vertices_d[point_number].y = y;
+ gcc->cage_vertices_d[point_number].x = x + DELTA;
+ gcc->cage_vertices_d[point_number].y = y + DELTA;
}
gimp_cage_config_compute_scaling_factor (gcc);
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