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don't attempt to set cursor relative position for zero sized nodes (#12395)

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# Objective

fix #12007

## Solution

when node size is zero on either axis, set
`RelativeCursorPosition::normalized` to None.
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robtfm 2024-03-10 02:18:40 +00:00 committed by GitHub
parent cca4ab3663
commit bc4d8bbb93
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1 changed files with 10 additions and 3 deletions
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13
crates/bevy_ui/src/focus.rs
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@ -252,9 +252,16 @@ pub fn ui_focus_system(
// The mouse position relative to the node
// (0., 0.) is the top-left corner, (1., 1.) is the bottom-right corner
// Coordinates are relative to the entire node, not just the visible region.
let relative_cursor_position = camera_cursor_positions
.get(&camera_entity)
.map(|cursor_position| (*cursor_position - node_rect.min) / node_rect.size());
let relative_cursor_position =
camera_cursor_positions
.get(&camera_entity)
.and_then(|cursor_position| {
// ensure node size is non-zero in all dimensions, otherwise relative position will be
// +/-inf. if the node is hidden, the visible rect min/max will also be -inf leading to
// false positives for mouse_over (#12395)
(node_rect.size().cmpgt(Vec2::ZERO).all())
.then_some((*cursor_position - node_rect.min) / node_rect.size())
});
// If the current cursor position is within the bounds of the node's visible area, consider it for
// clicking