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backends/native: Minor refactor

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Refactor code so that variables don't depend the on motion line
content, but the other way around. This makes it clearer what each
vector means.

This has no functional changes.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2803>
This commit is contained in:
Carlos Garnacho 2023-01-24 13:31:49 +01:00 committed by Marge Bot
parent 5235f2b4ac
commit 34a9141a6c
1 changed files with 6 additions and 6 deletions
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12
src/backends/native/meta-seat-impl.c
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@ -1169,9 +1169,12 @@ relative_motion_across_outputs (MetaViewportInfo *viewports,
meta_viewport_info_get_view_info (viewports, cur_view, &rect, &scale);
target_x = x + (dx * scale);
target_y = y + (dy * scale);
motion = (MetaLine2) {
.a = { x, y },
.b = { x + (dx * scale), y + (dy * scale) }
.b = { target_x, target_y }
};
left = (MetaLine2) {
{ rect.x, rect.y },
@ -1190,9 +1193,6 @@ relative_motion_across_outputs (MetaViewportInfo *viewports,
{ rect.x + rect.width, rect.y + rect.height }
};
target_x = motion.b.x;
target_y = motion.b.y;
if (direction != META_DISPLAY_RIGHT &&
meta_line2_intersects_with (&motion, &left, &intersection))
direction = META_DISPLAY_LEFT;
@ -1209,10 +1209,10 @@ relative_motion_across_outputs (MetaViewportInfo *viewports,
/* We reached the dest logical monitor */
break;
dx -= intersection.x - x;
dy -= intersection.y - y;
x = intersection.x;
y = intersection.y;
dx -= intersection.x - motion.a.x;
dy -= intersection.y - motion.a.y;
cur_view = meta_viewport_info_get_neighbor (viewports, cur_view,
direction);