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gfx: add GfxBlendBuffer

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This commit is contained in:
Julian Orth 2025-02-20 18:29:48 +01:00
parent 446779ab83
commit a7cb2ee42a
14 changed files with 107 additions and 23 deletions
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55
src/gfx_api.rs
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@ -267,6 +267,8 @@ pub enum ResetStatus {
Other(u32),
}
pub trait GfxBlendBuffer: Debug {}
pub trait GfxFramebuffer: Debug {
fn physical_size(&self) -> (i32, i32);
@ -277,6 +279,7 @@ pub trait GfxFramebuffer: Debug {
ops: &[GfxApiOpt],
clear: Option<&Color>,
region: &Region,
blend_buffer: Option<&Rc<dyn GfxBlendBuffer>>,
) -> Result<Option<SyncFile>, GfxError>;
fn format(&self) -> &'static Format;
@ -304,9 +307,16 @@ impl dyn GfxFramebuffer {
release_sync: ReleaseSync,
ops: &[GfxApiOpt],
clear: Option<&Color>,
blend_buffer: Option<&Rc<dyn GfxBlendBuffer>>,
) -> Result<Option<SyncFile>, GfxError> {
self.clone()
.render_with_region(acquire_sync, release_sync, ops, clear, &self.full_region())
self.clone().render_with_region(
acquire_sync,
release_sync,
ops,
clear,
&self.full_region(),
blend_buffer,
)
}
fn full_region(&self) -> Region {
@ -331,7 +341,13 @@ impl dyn GfxFramebuffer {
b: f32,
a: f32,
) -> Result<Option<SyncFile>, GfxError> {
self.render(acquire_sync, release_sync, &[], Some(&Color { r, g, b, a }))
self.render(
acquire_sync,
release_sync,
&[],
Some(&Color { r, g, b, a }),
None,
)
}
pub fn logical_size(&self, transform: Transform) -> (i32, i32) {
@ -376,7 +392,7 @@ impl dyn GfxFramebuffer {
false,
);
let clear = self.format().has_alpha.then_some(&Color::TRANSPARENT);
self.render(fb_acquire_sync, fb_release_sync, &ops, clear)
self.render(fb_acquire_sync, fb_release_sync, &ops, clear, None)
}
pub fn render_custom(
@ -385,12 +401,13 @@ impl dyn GfxFramebuffer {
release_sync: ReleaseSync,
scale: Scale,
clear: Option<&Color>,
blend_buffer: Option<&Rc<dyn GfxBlendBuffer>>,
f: &mut dyn FnMut(&mut RendererBase),
) -> Result<Option<SyncFile>, GfxError> {
let mut ops = vec![];
let mut renderer = self.renderer_base(&mut ops, scale, Transform::None);
f(&mut renderer);
self.render(acquire_sync, release_sync, &ops, clear)
self.render(acquire_sync, release_sync, &ops, clear, blend_buffer)
}
pub fn create_render_pass(
@ -427,6 +444,7 @@ impl dyn GfxFramebuffer {
release_sync: ReleaseSync,
pass: &GfxRenderPass,
region: &Region,
blend_buffer: Option<&Rc<dyn GfxBlendBuffer>>,
) -> Result<Option<SyncFile>, GfxError> {
self.clone().render_with_region(
acquire_sync,
@ -434,6 +452,7 @@ impl dyn GfxFramebuffer {
&pass.ops,
pass.clear.as_ref(),
region,
blend_buffer,
)
}
@ -447,6 +466,7 @@ impl dyn GfxFramebuffer {
scale: Scale,
render_hardware_cursor: bool,
fill_black_in_grace_period: bool,
blend_buffer: Option<&Rc<dyn GfxBlendBuffer>>,
) -> Result<Option<SyncFile>, GfxError> {
self.render_node(
acquire_sync,
@ -460,6 +480,7 @@ impl dyn GfxFramebuffer {
node.has_fullscreen(),
fill_black_in_grace_period,
node.global.persistent.transform.get(),
blend_buffer,
)
}
@ -476,6 +497,7 @@ impl dyn GfxFramebuffer {
black_background: bool,
fill_black_in_grace_period: bool,
transform: Transform,
blend_buffer: Option<&Rc<dyn GfxBlendBuffer>>,
) -> Result<Option<SyncFile>, GfxError> {
let pass = self.create_render_pass(
node,
@ -489,7 +511,13 @@ impl dyn GfxFramebuffer {
transform,
None,
);
self.perform_render_pass(acquire_sync, release_sync, &pass, &self.full_region())
self.perform_render_pass(
acquire_sync,
release_sync,
&pass,
&self.full_region(),
blend_buffer,
)
}
pub fn render_hardware_cursor(
@ -512,7 +540,13 @@ impl dyn GfxFramebuffer {
},
};
cursor.render_hardware_cursor(&mut renderer);
self.render(acquire_sync, release_sync, &ops, Some(&Color::TRANSPARENT))
self.render(
acquire_sync,
release_sync,
&ops,
Some(&Color::TRANSPARENT),
None,
)
}
}
@ -679,6 +713,13 @@ pub trait GfxContext: Debug {
}
Rc::new(Dummy(size))
}
#[expect(dead_code)]
fn acquire_blend_buffer(
&self,
width: i32,
height: i32,
) -> Result<Rc<dyn GfxBlendBuffer>, GfxError>;
}
#[derive(Clone, Debug)]