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boxes: Crop rectangle converting to integer with grow strategy

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Reuse meta_rectangle_from_clutter_rect with growing strategy to properly cast
the clutter floating rectangle to integer MetaRectangle.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/3
This commit is contained in:
Marco Trevisan (Treviño) 2019-03-01 02:58:13 +01:00
parent e5a9e9c93b
commit 8b09542fd9
1 changed files with 9 additions and 6 deletions
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15
src/core/boxes.c
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@ -2191,10 +2191,13 @@ meta_rectangle_crop_and_scale (const MetaRectangle *rect,
int dst_height,
MetaRectangle *dest)
{
dest->x = floorf (rect->x * (src_rect->size.width / dst_width) +
src_rect->origin.x);
dest->y = floorf (rect->y * (src_rect->size.height / dst_height) +
src_rect->origin.y);
dest->width = ceilf (rect->width * (src_rect->size.width / dst_width));
dest->height = ceilf (rect->height * (src_rect->size.height / dst_height));
ClutterRect tmp = CLUTTER_RECT_INIT (rect->x, rect->y,
rect->width, rect->height);
clutter_rect_scale (&tmp,
src_rect->size.width / dst_width,
src_rect->size.height / dst_height);
clutter_rect_offset (&tmp, src_rect->origin.x, src_rect->origin.y);
meta_rectangle_from_clutter_rect (&tmp, META_ROUNDING_STRATEGY_GROW, dest);
}