forma_render/gpu/mod.rs
1// Copyright 2022 Google LLC
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// https://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15mod conveyor_sort;
16mod painter;
17mod rasterizer;
18mod renderer;
19mod style_map;
20
21pub(crate) use style_map::StyleMap;
22
23pub use self::renderer::{Renderer, Timings};
24
25pub(crate) struct TimeStamp<'qs> {
26 query_set: &'qs wgpu::QuerySet,
27 start_index: u32,
28 end_index: u32,
29}
30pub(crate) trait GpuContext {
31 type Data<'s>;
32
33 fn init(device: &wgpu::Device) -> Self;
34 fn encode(
35 &self,
36 device: &wgpu::Device,
37 encoder: &mut wgpu::CommandEncoder,
38 time_stamp: Option<TimeStamp>,
39 data: &mut Self::Data<'_>,
40 );
41}