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Metal encoder & pass timestamp support #4008

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merged 13 commits into from
Sep 16, 2023
Merged

Metal encoder & pass timestamp support #4008

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cafa6a0
enable encoder timestamp query test on metal
Wumpf Aug 6, 2023
2b8e2aa
more finegrained private cap for metal timestamp queries
Wumpf Aug 6, 2023
58dcd52
implement happy path for encoder timestamp write
Wumpf Aug 6, 2023
a636114
Fix getting timestamp example for not supporting queries within passes
Wumpf Aug 6, 2023
3402233
more accurate print out in timestamp-query example
Wumpf Aug 6, 2023
7daae1c
Handle write_timestamp for when writing via sample_counters_in_buffer…
Wumpf Aug 6, 2023
0c50922
Enable TIMESTAMP_QUERY_INSIDE_PASSES when supported on metal
Wumpf Aug 6, 2023
253ae66
git based patch for metal
Wumpf Aug 6, 2023
4ea156f
clippy fix
Wumpf Aug 6, 2023
9f56309
update changelog and feature documentation
Wumpf Aug 6, 2023
c1f5117
more clippy fixes
Wumpf Aug 6, 2023
fc8877b
comment fix
Wumpf Sep 16, 2023
6fde600
change patch to metal-rs, add exception to cargo deny
Wumpf Sep 16, 2023
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update changelog and feature documentation
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@Wumpf
Wumpf committed Sep 16, 2023
commit 9f56309562ca42001c2e6fd5c8138d40a37b7448
4 changes: 4 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -88,6 +88,10 @@ By @Valaphee in [#3402](https://github.com/gfx-rs/wgpu/pull/3402)
### Documentation
- Use WGSL for VertexFormat example types. By @ScanMountGoat in [#4305](https://github.com/gfx-rs/wgpu/pull/4035)

#### Metal

- Support for timestamp queries on encoders and passes. By @wumpf in [#4008](https://github.com/gfx-rs/wgpu/pull/4008)

### Bug Fixes

#### General
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7 changes: 3 additions & 4 deletions wgpu-types/src/lib.rs
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Expand Up @@ -270,7 +270,7 @@ bitflags::bitflags! {
/// Supported Platforms:
/// - Vulkan
/// - DX12
/// - Metal - TODO: Not yet supported on command encoder.
/// - Metal
///
/// This is a web and native feature.
const TIMESTAMP_QUERY = 1 << 1;
Expand Down Expand Up @@ -458,10 +458,9 @@ bitflags::bitflags! {
/// Supported platforms:
/// - Vulkan
/// - DX12
/// - Metal (AMD & Intel, not Apple GPUs)
///
/// This is currently unimplemented on Metal.
/// When implemented, it will be supported on Metal on AMD and Intel GPUs, but not Apple GPUs.
/// (This is a common limitation of tile-based rasterization GPUs)
/// This is generally not available on tile-based rasterization GPUs.
///
/// This is a native only feature with a [proposal](https://github.com/gpuweb/gpuweb/blob/0008bd30da2366af88180b511a5d0d0c1dffbc36/proposals/timestamp-query-inside-passes.md) for the web.
const TIMESTAMP_QUERY_INSIDE_PASSES = 1 << 33;
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