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锦恢 2024-04-18 12:41:24 +08:00
parent 5481921722
commit 03c4d1b715
7 changed files with 454 additions and 207 deletions
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7
.eslintrc.js Normal file
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@ -0,0 +1,7 @@
module.exports = {
// ... 其他配置
ignorePatterns: ['**/*.d.ts'],
env: {
es6: true
}
};

47
src/hook/types/index.d.ts vendored Normal file
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@ -0,0 +1,47 @@
export interface RenderElements {
grid: HTMLDivElement
view: HTMLDivElement
values: HTMLDivElement
}
export interface ChangoItem {
kind: string
wave: Array<number | string>
lineVao: WebGLVertexArrayObject
maskVao: WebGLVertexArrayObject
}
export interface WireInfoItem {
kind: string
link: string
name: string
size: number
parent: WireInfoItem
type: string
}
export interface Pstate {
width: number
height: number
xScale: number
xOffset: number
yOffset: number
yStep: number
yDuty: number
}
export interface WebGLLocation {
colors: WebGLUniformLocation
shifts: WebGLUniformLocation
scale: WebGLUniformLocation
offset: WebGLUniformLocation
pos: number
widthShifts: WebGLUniformLocation
gl: WebGL2RenderingContext
}
export interface PerspectivePoint {
x: number
y: number
color: number
}

1
src/hook/types/index.js Normal file
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module.Render = {};

161
src/hook/wave-view/gen-render-waves-gl.js
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@ -1,115 +1,9 @@
'use strict'; 'use strict';
// 控制颜色 const { gl_Colors, gl_Shifts, gl_Shifts_map, gl_WidthShifts } = require('./render-utils.js');
const gl_Colors = new Float32Array([ const { vertexShader, fragmentShader } = require('./render-shader.js');
0, 0, 0, 0, // 0: 空
0, 0, 1, 1, // 1: 高阻态 Z
0.2, 0.847, 0.1, 1, // 2: value = 0 用于 width = 1 的信号
0.2, 0.847, 0.1, 1, // 3: value = 1 用于 width = 1 的信号
0.9, 0.2, 0.2, 1, // 4: 未知态 X
.5, 1, 1, 1, // 5: vec 用于 width > 1 的信号
1, 1, 0, 1, // 6: yellow
1, 0, 1, 1, // 7: strange purple
0, 1, 0, .5, // 8: (l L) weak 0
0, 1, 1, .5, // 9: (h H) weak 1
1, 0, 0, .5, // 10: (w W) weak unknown
0, 0, 1, 0.1, // 11: 高阻态 Z 遮罩
0.2, 0.847, 0.1, 0.1, // 12: value = 0 遮罩
0.2, 0.847, 0.1, 0.1, // 13: value = 1 遮罩
0.9, 0.2, 0.2, 0.1, // 14: 未知态 X 遮罩
.5, 1, 1, 0.1 // 15: vec 遮罩
]);
// 控制方向
const gl_Shifts = new Float32Array([ // 14
0, 0, // 0
1, -1, // 1
1, 0, // 2
1, 1, // 3
-1, -1, // 4
-1, 0, // 5
-1, 1 // 6
]);
const gl_Shifts_map = new Map();
gl_Shifts_map.set(-1, 4);
gl_Shifts_map.set(0, 0);
gl_Shifts_map.set(1, 1);
const lineWidth = 0.004; // 不能写为 0.0045 这样会因为插值造成不同线段的宽度不一致的问题
const widthShift = lineWidth / 2;
const gl_WidthShifts = new Float32Array([
0, widthShift, // 0
- widthShift, widthShift, // 1
- widthShift, 0, // 2
- widthShift, - widthShift, // 3
0, - widthShift, // 4
widthShift, - widthShift, // 5
widthShift, 0, // 6
widthShift, widthShift // 7
]);
class ShaderMaker {
/**
*
* @param {'VERTEX_SHADER' | 'FRAGMENT_SHADER'} type
* @param {string} source
*/
constructor(type, source) {
this.type = type;
this.source = source;
}
/**
* @param {WebGL2RenderingContext} gl
* @return {WebGLShader}
*/
make(gl) {
const shader = gl.createShader(gl[this.type]);
gl.shaderSource(shader, this.source);
gl.compileShader(shader);
const ok = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
if (!ok) {
console.log('创建类型为 ' + type + ' 的着色器失败！');
}
return shader;
}
}
const vertexShaderScalar = new ShaderMaker('VERTEX_SHADER', `#version 300 es
in uvec4 pos;
out vec4 v_color;
uniform vec2 scale;
uniform vec2 offset;
uniform vec4 colors[16];
uniform vec2 shifts[7]; // 基础八位图偏移量，为了性能，pos 只传入整数，需要的坐标负数由该值提供
uniform vec2 widthShifts[8]; // 用于构造线宽的偏移
void main() {
v_color = colors[pos.z];
vec2 shift = shifts[pos.y];
vec2 widthShift = widthShifts[pos.w];
gl_Position = vec4(
float(pos.x) * scale.x + offset.x + float(widthShift.x),
float(shift.x) * scale.y + offset.y + float(widthShift.y),
1, 1
);
}`);
const fragmentShader = new ShaderMaker('FRAGMENT_SHADER', `#version 300 es
precision mediump float;
in vec4 v_color;
out vec4 outColor;
void main() {
outColor = v_color;
}`);
// const { ChangoItem } = require('./types.d.ts');
class WebGL2WaveRender { class WebGL2WaveRender {
/** /**
@ -188,7 +82,7 @@ class WebGL2WaveRender {
*/ */
initProgram(gl) { initProgram(gl) {
const program = gl.createProgram(); const program = gl.createProgram();
gl.attachShader(program, vertexShaderScalar.make(gl)); gl.attachShader(program, vertexShader.make(gl));
gl.attachShader(program, fragmentShader.make(gl)); gl.attachShader(program, fragmentShader.make(gl));
gl.linkProgram(program); gl.linkProgram(program);
gl.useProgram(program); gl.useProgram(program);
@ -289,6 +183,27 @@ class WebGL2WaveRender {
} }
} }
/**
*
* @param {number} x1
* @param {number} y1
* @param {number} x2
* @param {number} y2
* @param {number} color
* @param {number} wsIndex
* @returns {number[]}
*/
makeRectangleVertices(x1, y1, x2, y2, color, wsIndex = 0) {
const r1 = [x1, gl_Shifts_map.get(y2), color, wsIndex];
const r2 = [x1, gl_Shifts_map.get(y1), color, wsIndex];
const r3 = [x2, gl_Shifts_map.get(y1), color, wsIndex];
const r4 = [x2, gl_Shifts_map.get(y2), color, wsIndex];
return [
...r1, ...r2, ...r3,
...r1, ...r3, ...r4,
]
}
/** /**
* *
* @param {Array<string | number>} wave * @param {Array<string | number>} wave
@ -383,23 +298,33 @@ class WebGL2WaveRender {
// 制作 maskVertices // 制作 maskVertices
for (let i = 0; i < pointNum; ++ i) { for (let i = 0; i < pointNum; ++ i) {
const p1 = perspectivePoints[i]; const p1 = perspectivePoints[i];
// 开头就有一条线
if (i === 0 && p1.y === 1) {
while (perspectivePoints[++ i] && perspectivePoints[i].y === 1);
// 回退
if (-- i > 0) {
// 四元组： (x, yshift_index, color_index, width_shift_index)
const rectangleVertices = this.makeRectangleVertices(p1.x, 1, perspectivePoints[i].x, -1, p1.color + 10, 4);
// 三角图元画矩形
maskVertices.push(...rectangleVertices);
continue;
}
}
// 上升沿才使用
const p2 = perspectivePoints[i + 1]; const p2 = perspectivePoints[i + 1];
const p3 = perspectivePoints[i + 2]; const p3 = perspectivePoints[i + 2];
if (p1 === undefined || p2 === undefined || p3 === undefined) { if (p1 === undefined || p2 === undefined || p3 === undefined) {
continue; continue;
} }
if (p2.y > p1.y) { if (p2.y > p1.y) {
// 矩形的四个点 // 矩形的四个点
// 四元组： (x, yshift_index, color_index, width_shift_index) // 四元组： (x, yshift_index, color_index, width_shift_index)
const r1 = [p1.x, gl_Shifts_map.get(p1.y), p2.color + 10, 4]; const rectangleVertices = this.makeRectangleVertices(p2.x, p2.y, p3.x, p1.y, p2.color + 10, 4);
const r2 = [p2.x, gl_Shifts_map.get(p2.y), p2.color + 10, 4];
const r3 = [p3.x, gl_Shifts_map.get(p3.y), p2.color + 10, 4];
const r4 = [p3.x, gl_Shifts_map.get(p1.y), p2.color + 10, 4];
// 三角图元画矩形 // 三角图元画矩形
maskVertices.push( maskVertices.push(...rectangleVertices);
...r1, ...r2, ...r3,
...r1, ...r3, ...r4,
);
} }
} }

61
src/hook/wave-view/render-shader.js Normal file
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class ShaderMaker {
/**
*
* @param {'VERTEX_SHADER' | 'FRAGMENT_SHADER'} type
* @param {string} source
*/
constructor(type, source) {
this.type = type;
this.source = source;
}
/**
* @param {WebGL2RenderingContext} gl
* @return {WebGLShader}
*/
make(gl) {
const shader = gl.createShader(gl[this.type]);
gl.shaderSource(shader, this.source);
gl.compileShader(shader);
const ok = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
if (!ok) {
console.log('创建类型为 ' + type + ' 的着色器失败！');
}
return shader;
}
}
const vertexShader = new ShaderMaker('VERTEX_SHADER', `#version 300 es
in uvec4 pos;
out vec4 v_color;
uniform vec2 scale;
uniform vec2 offset;
uniform vec4 colors[16];
uniform vec2 shifts[7]; // 基础八位图偏移量，为了性能，pos 只传入整数，需要的坐标负数由该值提供
uniform vec2 widthShifts[8]; // 用于构造线宽的偏移
void main() {
v_color = colors[pos.z];
vec2 shift = shifts[pos.y];
vec2 widthShift = widthShifts[pos.w];
gl_Position = vec4(
float(pos.x) * scale.x + offset.x + float(widthShift.x),
float(shift.x) * scale.y + offset.y + float(widthShift.y),
1, 1
);
}`);
const fragmentShader = new ShaderMaker('FRAGMENT_SHADER', `#version 300 es
precision mediump float;
in vec4 v_color;
out vec4 outColor;
void main() {
outColor = v_color;
}`);
export {
vertexShader,
fragmentShader
}

92
src/hook/wave-view/render-utils.js Normal file
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@ -0,0 +1,92 @@
function getRatio() {
var ratio=0;
var screen=window.screen;
var ua=navigator.userAgent.toLowerCase();
if(window.devicePixelRatio !== undefined) {
ratio=window.devicePixelRatio;
}
else if(~ua.indexOf('msie')) {
if(screen.deviceXDPI && screen.logicalXDPI) {
ratio=screen.deviceXDPI/screen.logicalXDPI;
}
}
else if(window.outerWidth !== undefined && window.innerWidth !== undefined) {
ratio=window.outerWidth/window.innerWidth;
}
if(ratio) {
ratio=Math.round(ratio*100);
}
return ratio;
}
const screenHeightPixel = window.screen.height * getRatio() / 100;
const screenWidthPixel = window.screen.width * getRatio() / 100;
// 控制颜色
const gl_Colors = new Float32Array([
0, 0, 0, 0, // 0: 空
0, 0, 1, 1, // 1: 高阻态 Z
0.2, 0.847, 0.1, 1, // 2: value = 0 用于 width = 1 的信号
0.2, 0.847, 0.1, 1, // 3: value = 1 用于 width = 1 的信号
0.9, 0.2, 0.2, 1, // 4: 未知态 X
.5, 1, 1, 1, // 5: vec 用于 width > 1 的信号
1, 1, 0, 1, // 6: yellow
1, 0, 1, 1, // 7: strange purple
0, 1, 0, .5, // 8: (l L) weak 0
0, 1, 1, .5, // 9: (h H) weak 1
1, 0, 0, .5, // 10: (w W) weak unknown
0, 0, 1, 0.1, // 11: 高阻态 Z 遮罩
0.2, 0.847, 0.1, 0.1, // 12: value = 0 遮罩
0.2, 0.847, 0.1, 0.1, // 13: value = 1 遮罩
0.9, 0.2, 0.2, 0.1, // 14: 未知态 X 遮罩
.5, 1, 1, 0.1 // 15: vec 遮罩
]);
// 控制方向
const gl_Shifts = new Float32Array([ // 14
0, 0, // 0
1, -1, // 1
1, 0, // 2
1, 1, // 3
-1, -1, // 4
-1, 0, // 5
-1, 1 // 6
]);
const gl_Shifts_map = new Map();
gl_Shifts_map.set(-1, 4);
gl_Shifts_map.set(0, 0);
gl_Shifts_map.set(1, 1);
const lineWidth = 0.004 * 3800 / screenWidthPixel; // 不能写为 0.0045 这样会因为插值造成不同线段的宽度不一致的问题
const widthShift = lineWidth / 2;
const gl_WidthShifts = new Float32Array([
0, widthShift, // 0
- widthShift, widthShift, // 1
- widthShift, 0, // 2
- widthShift, - widthShift, // 3
0, - widthShift, // 4
widthShift, - widthShift, // 5
widthShift, 0, // 6
widthShift, widthShift // 7
]);
export {
getRatio,
gl_Colors,
gl_Shifts,
lineWidth,
widthShift,
gl_WidthShifts,
gl_Shifts_map,
screenWidthPixel,
screenHeightPixel
};

292
test/render-line/webgl.drawio
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@ -1,13 +1,13 @@
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@ -148,424 +148,538 @@
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