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Assign draw order to surfaces using plane splitter

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This commit is contained in:
Max Brunsfeld 2023-12-20 09:43:04 -08:00
parent 90db278724
commit 8f677cc0c6
1 changed files with 9 additions and 0 deletions
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9
crates/gpui2/src/scene.rs
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@ -104,6 +104,15 @@ impl SceneBuilder {
); );
} }
for (ix, surface) in self.surfaces.iter().enumerate() {
let z = layer_z_values[surface.order as LayerId as usize];
self.splitter.add(
surface
.bounds
.to_bsp_polygon(z, (PrimitiveKind::Surface, ix)),
);
}
// Sort all polygons, then reassign the order field of each primitive to `draw_order` // Sort all polygons, then reassign the order field of each primitive to `draw_order`
// We need primitives to be repr(C), hence the weird reuse of the order field for two different types. // We need primitives to be repr(C), hence the weird reuse of the order field for two different types.
for (draw_order, polygon) in self for (draw_order, polygon) in self