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Add lifetimes to ObjectController

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This commit is contained in:
Gwilym Kuiper 2023-02-23 20:36:00 +00:00
parent c4fac5a779
commit 0eec7e366c
2 changed files with 6 additions and 4 deletions
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2
agb/src/display/mod.rs
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@ -79,7 +79,7 @@ pub struct Display {
pub struct ObjectDistribution;
impl ObjectDistribution {
pub fn get(&mut self) -> ObjectController {
pub fn get(&mut self) -> ObjectController<'_> {
ObjectController::new()
}
}

8
agb/src/display/object.rs
View file

@ -694,11 +694,12 @@ impl ObjectControllerStatic {
/// A controller that distributes objects and sprites. This controls sprites and
/// objects being copied to vram when it needs to be.
pub struct ObjectController {
pub struct ObjectController<'a> {
phantom: PhantomData<&'a ()>,
inner: ObjectControllerReference<'static>,
}
impl Drop for ObjectController {
impl<'a> Drop for ObjectController<'a> {
fn drop(&mut self) {
unsafe {
ObjectControllerReference::uninit();
@ -708,7 +709,7 @@ impl Drop for ObjectController {
const HIDDEN_VALUE: u16 = 0b10 << 8;
impl ObjectController {
impl<'object> ObjectController<'object> {
/// Commits the objects to vram and delete sprites where possible. This
/// should be called shortly after having waited for the next vblank to
/// ensure what is displayed on screen doesn't change part way through.
@ -759,6 +760,7 @@ impl ObjectController {
}
Self {
phantom: PhantomData,
inner: unsafe { ObjectControllerReference::init() },
}
}