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| author | David Robillard <d@drobilla.net> | 2014-01-03 22:34:38 +0000 |
|---|---|---|
| committer | David Robillard <d@drobilla.net> | 2014-01-03 22:34:38 +0000 |
| commit | cac7e4e5e5b4ad8331ba75649dcc84ead3f4a5b4 (patch) | |
| tree | 15eb2331de2c941f6106269bb83e35b331413104 /src/group.c | |
| parent | 3517286a9404d556c384276d63b73b588fadbcfe (diff) | |
| download | ganv-cac7e4e5e5b4ad8331ba75649dcc84ead3f4a5b4.tar.gz ganv-cac7e4e5e5b4ad8331ba75649dcc84ead3f4a5b4.tar.bz2 ganv-cac7e4e5e5b4ad8331ba75649dcc84ead3f4a5b4.zip | |
Improve performance by avoiding unnecessary i2w conversions.
git-svn-id: http://svn.drobilla.net/lad/trunk/ganv@5249 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/group.c')
| -rw-r--r-- | src/group.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/group.c b/src/group.c index 75183ca..2a05e5e 100644 --- a/src/group.c +++ b/src/group.c @@ -293,6 +293,19 @@ ganv_group_point(GanvItem* item, double x, double y, int cx, int cy, } } +/** Get bounds of child item in group-relative coordinates. */ +static void +get_child_bounds(GanvItem* child, double* x1, double* y1, double* x2, double* y2) +{ + ganv_item_get_bounds(child, x1, y1, x2, y2); + + // Make bounds relative to the item's parent coordinate system + *x1 -= child->x; + *y1 -= child->y; + *x2 -= child->x; + *y2 -= child->y; +} + static void ganv_group_bounds(GanvItem* item, double* x1, double* y1, double* x2, double* y2) { @@ -316,7 +329,7 @@ ganv_group_bounds(GanvItem* item, double* x1, double* y1, double* x2, double* y2 if (child->object.flags & GANV_ITEM_VISIBLE) { set = TRUE; - ganv_item_get_bounds(child, &minx, &miny, &maxx, &maxy); + get_child_bounds(child, &minx, &miny, &maxx, &maxy); break; } } @@ -339,7 +352,7 @@ ganv_group_bounds(GanvItem* item, double* x1, double* y1, double* x2, double* y2 continue; } - ganv_item_get_bounds(child, &tx1, &ty1, &tx2, &ty2); + get_child_bounds(child, &tx1, &ty1, &tx2, &ty2); if (tx1 < minx) { minx = tx1; |