vello/piet-wgsl/shader/shared/tile.wgsl
Raph Levien 5851ef1417 Shaders loaded
This checkpoint loads the shaders for full rendering, but there's a bunch of stuff still needing to be done.
2022-11-03 16:53:34 -07:00

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881 B
WebGPU Shading Language

// Copyright 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Also licensed under MIT license, at your choice.
// Common datatypes for path and tile intermediate info.
struct Path {
// bounding box in tiles
bbox: vec4<u32>,
// offset (in u32's) to tile rectangle
tiles: u32,
}
struct Tile {
backdrop: i32,
segments: u32,
}