deck.gl/modules/layers/src/column-layer/column-layer-uniforms.ts at 7dedee756b3a42ecbc3f5b631d024bde1a61af31 · visgl/deck.gl · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
// deck.gl
// SPDX-License-Identifier: MIT
// Copyright (c) vis.gl contributors

import type {ShaderModule} from '@luma.gl/shadertools';

const uniformBlockWGSL = /* wgsl */ `\
struct ColumnUniforms {
  radius: f32,
  angle: f32,
  offset: vec2<f32>,
  extruded: f32,
  stroked: f32,
  isStroke: f32,
  coverage: f32,
  elevationScale: f32,
  edgeDistance: f32,
  widthScale: f32,
  widthMinPixels: f32,
  widthMaxPixels: f32,
  radiusUnits: i32,
  widthUnits: i32,
};

@group(0) @binding(3) var<uniform> column: ColumnUniforms;
`;

const uniformBlock = `\
uniform columnUniforms {
  float radius;
  float angle;
  vec2 offset;
  bool extruded;
  bool stroked;
  bool isStroke;
  float coverage;
  float elevationScale;
  float edgeDistance;
  float widthScale;
  float widthMinPixels;
  float widthMaxPixels;
  highp int radiusUnits;
  highp int widthUnits;
} column;
`;

export type ColumnProps = {
  radius: number;
  angle: number;
  offset: Readonly<[number, number]>;
  extruded: boolean;
  stroked: boolean;
  isStroke: boolean;
  coverage: number;
  elevationScale: number;
  edgeDistance: number;
  widthScale: number;
  widthMinPixels: number;
  widthMaxPixels: number;
  radiusUnits: number;
  widthUnits: number;
};

export const columnUniforms = {
  name: 'column',
  source: uniformBlockWGSL,
  vs: uniformBlock,
  fs: uniformBlock,
  uniformTypes: {
    radius: 'f32',
    angle: 'f32',
    offset: 'vec2<f32>',
    extruded: 'f32',
    stroked: 'f32',
    isStroke: 'f32',
    coverage: 'f32',
    elevationScale: 'f32',
    edgeDistance: 'f32',
    widthScale: 'f32',
    widthMinPixels: 'f32',
    widthMaxPixels: 'f32',
    radiusUnits: 'i32',
    widthUnits: 'i32'
  }
} as const satisfies ShaderModule<ColumnProps>;