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wl_shm: use udmabuf directly as texture on integrated GPUs

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This commit is contained in:
Julian Orth 2025-10-02 17:18:09 +02:00
parent da33f26918
commit 9abfe88b05
8 changed files with 213 additions and 70 deletions
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19
src/ifs/wl_surface/commit_timeline.rs
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@ -608,6 +608,20 @@ fn schedule_async_upload(
return Ok(None);
};
let back = surface.shm_textures.back();
let state = &surface.client.state;
let ctx = state
.render_ctx
.get()
.ok_or(WlSurfaceError::NoRenderContext)?;
if ctx.fast_ram_access() && buf.import_udmabuf_texture(&ctx, mem, *stride, dmabuf_buffer_params)
{
back.damage.clear();
back.tex.take();
if surface.shm_textures.front().tex.is_none() {
surface.shm_staging.take();
}
return Ok(None);
}
let mut back_tex_opt = back.tex.get();
if let Some(back_tex) = &back_tex_opt
&& !back_tex.compatible_with(buf.format, buf.rect.width(), buf.rect.height(), *stride)
@ -618,11 +632,6 @@ fn schedule_async_upload(
back.damage.clear();
back.damage.damage(slice::from_ref(&buf.rect));
};
let state = &surface.client.state;
let ctx = state
.render_ctx
.get()
.ok_or(WlSurfaceError::NoRenderContext)?;
let back_tex = match back_tex_opt {
Some(b) => {
if pending.damage_full || pending.surface_damage.is_not_empty() {