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gfx: add GfxStagingBuffer

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This commit is contained in:
Julian Orth 2024-10-05 16:49:22 +02:00
parent 1462933ef4
commit 3619a51fbd
11 changed files with 215 additions and 43 deletions
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24
src/ifs/wl_surface/commit_timeline.rs
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@ -1,6 +1,6 @@
use {
crate::{
gfx_api::{AsyncShmGfxTextureCallback, GfxError, PendingShmUpload},
gfx_api::{AsyncShmGfxTextureCallback, GfxError, PendingShmUpload, STAGING_UPLOAD},
ifs::{
wl_buffer::WlBufferStorage,
wl_surface::{PendingState, WlSurface, WlSurfaceError},
@ -459,8 +459,28 @@ fn schedule_async_upload(
back_tex
}
};
let mut staging_opt = surface.shm_staging.get();
if let Some(staging) = &staging_opt {
if staging.size() != back_tex.staging_size() {
staging_opt = None;
}
}
let staging = match staging_opt {
Some(s) => s,
None => {
let s = surface
.client
.state
.render_ctx
.get()
.ok_or(WlSurfaceError::NoRenderContext)?
.create_staging_buffer(back_tex.staging_size(), STAGING_UPLOAD);
surface.shm_staging.set(Some(s.clone()));
s
}
};
back_tex
.async_upload(node_ref.clone(), mem.clone(), back.damage.get())
.async_upload(&staging, node_ref.clone(), mem.clone(), back.damage.get())
.map_err(WlSurfaceError::PrepareAsyncUpload)
}