bors[bot] 79e9ab748d Merge #512
512: Add PresentMode::Mailbox r=kvark a=aloucks

@kvark 

Would you be open to renaming the presents modes to match the vulkan/gfx-hal nomenclature? Considering these aren't part of the webgpu spec, I think it would make more sense to keep things consistent.

I can update this PR if you're good with it.

```rust
pub enum PresentMode {
    /// The presentation engine does **not** wait for a vertical blanking period and 
    /// the request is presented immediately. This is a low-latency presentation mode,
    /// but visible tearing may be observed. Will fallback to `Fifo` if unavailable on the
    /// selected  platform and backend. Not optimal for mobile. 
    Immediate = 0,
    /// The presentation engine waits for the next vertical blanking period to update
    /// the current image, but frames may be submitted without delay. This is a low-latency 
    /// presentation mode and visible tearing will **not** be observed. Will fallback to `Fifo`
    /// if unavailable on the selected platform and backend. Not optimal for mobile.
    Mailbox = 1,
    /// The presentation engine waits for the next vertical blanking period to update 
    /// the current image. The framerate will be capped at the display refresh rate, 
    /// corresponding to the `VSync`. Tearing cannot be observed. Optimal for mobile.
    Fifo = 2,
}
```

Co-authored-by: Aaron Loucks <aloucks@cofront.net>
2020-03-06 15:04:41 +00:00
2018-09-14 11:39:24 -04:00
2019-11-16 00:36:23 -05:00
2019-11-03 18:52:57 -05:00
2018-09-13 15:18:51 -04:00
2020-03-03 00:10:04 -03:30
2019-12-28 10:30:32 +01:00
2019-07-04 14:43:54 -04:00

This is an active GitHub mirror of the WebGPU implementation in Rust, which now lives in "gfx/wgpu" of Mozilla-central. Issues and pull requests are accepted, but some bidirectional synchronization may be involved.

WebGPU

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This is an experimental WebGPU implementation, exposing both Rust and C interfaces as a native static library. It's written in Rust and is based on gfx-hal and a few Rendy bits. See the upstream WebGPU specification (work in progress).

The implementation consists of the following parts:

  1. wgpu-core - internal Rust API for WebGPU implementations to use
  2. wgpu-native - the native implementation of WebGPU as a C API library
  3. wgpu-remote - remoting layer to work with WebGPU across the process boundary, as a C API library used by Gecko
  4. ffi - the C headers generated by cbindgen for the native headers

Bindings

Supported Platforms

API Windows Linux macOS & iOS
DX11
DX12 ✔️
Vulkan ✔️ ✔️
Metal ✔️
OpenGL 🚧 🚧 🚧

Usage

This repository contains C-language examples that link to the native library targets and perform basic rendering and computation. Please refer to our Getting Started page at the wiki for more information.

Description
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Readme 137 MiB
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Rust 79.9%
WGSL 16.2%
HLSL 2%
GLSL 1.7%
JavaScript 0.2%