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Merge pull request #223 from linebender/fix_222

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Increase sizes of binning buffers
This commit is contained in:
Raph Levien 2022-12-05 13:46:22 -08:00 committed by GitHub
parent 571822248c e2469fbcaa
commit 12fdae8714
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 3 deletions
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1
piet-wgsl/shader/binning.wgsl
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@ -62,6 +62,7 @@ fn main(
for (var i = 0u; i < N_SLICE; i += 1u) {
atomicStore(&sh_bitmaps[i][local_id.x], 0u);
}
workgroupBarrier();
// Read inputs and determine coverage of bins
let element_ix = global_id.x;

8
piet-wgsl/src/render.rs
View file

@ -334,8 +334,7 @@ pub fn render_full(
let bump_buf = BufProxy::new(BUMP_SIZE);
let width_in_bins = (config.width_in_tiles + 15) / 16;
let height_in_bins = (config.height_in_tiles + 15) / 16;
let n_bins = width_in_bins * height_in_bins;
let bin_header_buf = ResourceProxy::new_buf((n_bins * drawobj_wgs) as u64 * BIN_HEADER_SIZE);
let bin_header_buf = ResourceProxy::new_buf((256 * drawobj_wgs) as u64 * BIN_HEADER_SIZE);
recording.clear_all(bump_buf);
let bump_buf = ResourceProxy::Buf(bump_buf);
recording.dispatch(
@ -352,7 +351,10 @@ pub fn render_full(
bin_header_buf,
],
);
let path_buf = ResourceProxy::new_buf(n_path as u64 * PATH_SIZE);
// Note: this only needs to be rounded up because of the workaround to store the tile_offset
// in storage rather than workgroup memory.
let n_path_aligned = align_up(n_path as usize, 256);
let path_buf = ResourceProxy::new_buf(n_path_aligned as u64 * PATH_SIZE);
let tile_buf = ResourceProxy::new_buf(1 << 20);
let path_wgs = (n_path + shaders::PATH_BBOX_WG - 1) / shaders::PATH_BBOX_WG;
recording.dispatch(