0a5f6a8047
- Go backend (server/)
- Frontend (web/, server/static/)
- Database and deployment files
- Scripts and docs
Co-Authored-By: 狸花猫/Claude-Qwen3.6-Plus 🐾
292 lines
9.7 KiB
JavaScript
292 lines
9.7 KiB
JavaScript
"use strict";
|
||
|
||
Object.defineProperty(exports, "__esModule", {
|
||
value: true
|
||
});
|
||
exports.radialLayout = exports.proccessToFunc = exports.buildTextureDataWithTwoEdgeAttr = exports.buildTextureDataWithOneEdgeAttr = exports.buildTextureData = exports.attributesToTextureData = exports.arrayToTextureData = void 0;
|
||
var _g6Core = require("@antv/g6-core");
|
||
var _util = require("@antv/util");
|
||
var traverseTree = _g6Core.Util.traverseTree;
|
||
/**
|
||
* 将 number | Function 类型的参数转换为 return number 的 Function
|
||
* @param {number | Function} value 需要被转换的值
|
||
* @param {number} defaultV 返回函数的默认返回值
|
||
* @return {Function} 转换后的函数
|
||
*/
|
||
var proccessToFunc = exports.proccessToFunc = function proccessToFunc(value, defaultV) {
|
||
var func;
|
||
if (!value) {
|
||
func = function func(d) {
|
||
return defaultV || 1;
|
||
};
|
||
} else if ((0, _util.isNumber)(value)) {
|
||
func = function func(d) {
|
||
return value;
|
||
};
|
||
} else {
|
||
func = value;
|
||
}
|
||
return func;
|
||
};
|
||
/**
|
||
* 将节点和边数据转换为 GPU 可读的数组。并返回 maxEdgePerVetex，每个节点上最多的边数
|
||
* @param {NodeConfig[]} nodes 需要被转换的值
|
||
* @param {EdgeConfig[]} edges 返回函数的默认返回值
|
||
* @return {Object} 转换后的数组及 maxEdgePerVetex 组成的对象
|
||
*/
|
||
var buildTextureData = exports.buildTextureData = function buildTextureData(nodes, edges) {
|
||
var dataArray = [];
|
||
var nodeDict = [];
|
||
var mapIdPos = {};
|
||
var i = 0;
|
||
for (i = 0; i < nodes.length; i++) {
|
||
var n = nodes[i];
|
||
mapIdPos[n.id] = i;
|
||
dataArray.push(n.x);
|
||
dataArray.push(n.y);
|
||
dataArray.push(0);
|
||
dataArray.push(0);
|
||
nodeDict.push([]);
|
||
}
|
||
for (i = 0; i < edges.length; i++) {
|
||
var e = edges[i];
|
||
nodeDict[mapIdPos[e.source]].push(mapIdPos[e.target]);
|
||
nodeDict[mapIdPos[e.target]].push(mapIdPos[e.source]);
|
||
}
|
||
var maxEdgePerVetex = 0;
|
||
for (i = 0; i < nodes.length; i++) {
|
||
var offset = dataArray.length;
|
||
var dests = nodeDict[i];
|
||
var len = dests.length;
|
||
dataArray[i * 4 + 2] = offset;
|
||
dataArray[i * 4 + 3] = dests.length;
|
||
maxEdgePerVetex = Math.max(maxEdgePerVetex, dests.length);
|
||
for (var j = 0; j < len; ++j) {
|
||
var dest = dests[j];
|
||
dataArray.push(+dest);
|
||
}
|
||
}
|
||
while (dataArray.length % 4 !== 0) {
|
||
dataArray.push(0);
|
||
}
|
||
return {
|
||
array: new Float32Array(dataArray),
|
||
maxEdgePerVetex: maxEdgePerVetex
|
||
};
|
||
};
|
||
/**
|
||
* 将节点和边数据转换为 GPU 可读的数组，每条边带有一个属性。并返回 maxEdgePerVetex，每个节点上最多的边数
|
||
* @param {NodeConfig[]} nodes 节点数组
|
||
* @param {EdgeConfig[]} edges 边数组
|
||
* @param {Function} attrs 读取边属性的函数
|
||
* @return {Object} 转换后的数组及 maxEdgePerVetex 组成的对象
|
||
*/
|
||
var buildTextureDataWithOneEdgeAttr = exports.buildTextureDataWithOneEdgeAttr = function buildTextureDataWithOneEdgeAttr(nodes, edges, attrs) {
|
||
var dataArray = [];
|
||
var nodeDict = [];
|
||
var mapIdPos = {};
|
||
var i = 0;
|
||
for (i = 0; i < nodes.length; i++) {
|
||
var n = nodes[i];
|
||
mapIdPos[n.id] = i;
|
||
dataArray.push(n.x);
|
||
dataArray.push(n.y);
|
||
dataArray.push(0);
|
||
dataArray.push(0);
|
||
nodeDict.push([]);
|
||
}
|
||
for (i = 0; i < edges.length; i++) {
|
||
var e = edges[i];
|
||
nodeDict[mapIdPos[e.source]].push(mapIdPos[e.target]);
|
||
nodeDict[mapIdPos[e.source]].push(attrs(e)); // 理想边长，后续可以改成每条边不同
|
||
nodeDict[mapIdPos[e.target]].push(mapIdPos[e.source]);
|
||
nodeDict[mapIdPos[e.target]].push(attrs(e)); // 理想边长，后续可以改成每条边不同
|
||
}
|
||
var maxEdgePerVetex = 0;
|
||
for (i = 0; i < nodes.length; i++) {
|
||
var offset = dataArray.length;
|
||
var dests = nodeDict[i]; // dest 中节点 id 与边长间隔存储，即一位节点 id，一位边长……
|
||
var len = dests.length;
|
||
dataArray[i * 4 + 2] = offset;
|
||
dataArray[i * 4 + 3] = len / 2; // 第四位存储与该节点相关的所有节点个数
|
||
maxEdgePerVetex = Math.max(maxEdgePerVetex, len / 2);
|
||
for (var j = 0; j < len; ++j) {
|
||
var dest = dests[j];
|
||
dataArray.push(+dest);
|
||
}
|
||
}
|
||
// 不是 4 的倍数，填充 0
|
||
while (dataArray.length % 4 !== 0) {
|
||
dataArray.push(0);
|
||
}
|
||
return {
|
||
array: new Float32Array(dataArray),
|
||
maxEdgePerVetex: maxEdgePerVetex
|
||
};
|
||
};
|
||
/**
|
||
* 将节点和边数据转换为 GPU 可读的数组，每条边带有一个以上属性。并返回 maxEdgePerVetex，每个节点上最多的边数
|
||
* @param {NodeConfig[]} nodes 节点数组
|
||
* @param {EdgeConfig[]} edges 边数组
|
||
* @param {Function} attrs 读取边属性的函数
|
||
* @return {Object} 转换后的数组及 maxEdgePerVetex 组成的对象
|
||
*/
|
||
var buildTextureDataWithTwoEdgeAttr = exports.buildTextureDataWithTwoEdgeAttr = function buildTextureDataWithTwoEdgeAttr(nodes, edges, attrs1, attrs2) {
|
||
var dataArray = [];
|
||
var nodeDict = [];
|
||
var mapIdPos = {};
|
||
var i = 0;
|
||
for (i = 0; i < nodes.length; i++) {
|
||
var n = nodes[i];
|
||
mapIdPos[n.id] = i;
|
||
dataArray.push(n.x);
|
||
dataArray.push(n.y);
|
||
dataArray.push(0);
|
||
dataArray.push(0);
|
||
nodeDict.push([]);
|
||
}
|
||
for (i = 0; i < edges.length; i++) {
|
||
var e = edges[i];
|
||
nodeDict[mapIdPos[e.source]].push(mapIdPos[e.target]);
|
||
nodeDict[mapIdPos[e.source]].push(attrs1(e));
|
||
nodeDict[mapIdPos[e.source]].push(attrs2(e));
|
||
nodeDict[mapIdPos[e.source]].push(0);
|
||
nodeDict[mapIdPos[e.target]].push(mapIdPos[e.source]);
|
||
nodeDict[mapIdPos[e.target]].push(attrs1(e));
|
||
nodeDict[mapIdPos[e.target]].push(attrs2(e));
|
||
nodeDict[mapIdPos[e.target]].push(0);
|
||
}
|
||
var maxEdgePerVetex = 0;
|
||
for (i = 0; i < nodes.length; i++) {
|
||
var offset = dataArray.length;
|
||
var dests = nodeDict[i]; // dest 中节点 id 与边长间隔存储，即一位节点 id，一位边长……
|
||
var len = dests.length;
|
||
// dataArray[i * 4 + 2] = offset;
|
||
// dataArray[i * 4 + 3] = len / 4; // 第四位存储与该节点相关的所有节点个数
|
||
// pack offset & length into float32: offset 20bit, length 12bit
|
||
dataArray[i * 4 + 2] = offset + 1048576 * len / 4;
|
||
dataArray[i * 4 + 3] = 0; // 第四位存储与上一次的距离差值
|
||
maxEdgePerVetex = Math.max(maxEdgePerVetex, len / 4);
|
||
for (var j = 0; j < len; ++j) {
|
||
var dest = dests[j];
|
||
dataArray.push(+dest);
|
||
}
|
||
}
|
||
// 不是 4 的倍数，填充 0
|
||
while (dataArray.length % 4 !== 0) {
|
||
dataArray.push(0);
|
||
}
|
||
return {
|
||
array: new Float32Array(dataArray),
|
||
maxEdgePerVetex: maxEdgePerVetex
|
||
};
|
||
};
|
||
/**
|
||
* transform the extended attributes of nodes or edges to a texture array
|
||
* @param {string[]} attributeNames attributes' name to be read from items and put into output array
|
||
* @param {ModelConfig[]} items the items to be read
|
||
* @return {Float32Array} the attributes' value array to be read by GPU
|
||
*/
|
||
var attributesToTextureData = exports.attributesToTextureData = function attributesToTextureData(attributeNames, items) {
|
||
var dataArray = [];
|
||
var attributeNum = attributeNames.length;
|
||
var attributeStringMap = {};
|
||
items.forEach(function (item) {
|
||
attributeNames.forEach(function (name, i) {
|
||
if (attributeStringMap[item[name]] === undefined) {
|
||
attributeStringMap[item[name]] = Object.keys(attributeStringMap).length;
|
||
}
|
||
dataArray.push(attributeStringMap[item[name]]);
|
||
// insure each node's attributes take inter number of grids
|
||
if (i === attributeNum - 1) {
|
||
while (dataArray.length % 4 !== 0) {
|
||
dataArray.push(0);
|
||
}
|
||
}
|
||
});
|
||
});
|
||
return {
|
||
array: new Float32Array(dataArray),
|
||
count: Object.keys(attributeStringMap).length
|
||
};
|
||
};
|
||
/**
|
||
* transform the number array format of extended attributes of nodes or edges to a texture array
|
||
* @param {string[]} attributeNames attributes' name to be read from items and put into output array
|
||
* @return {Float32Array} the attributes' value array to be read by GPU
|
||
*/
|
||
var arrayToTextureData = exports.arrayToTextureData = function arrayToTextureData(valueArrays) {
|
||
var dataArray = [];
|
||
var attributeNum = valueArrays.length;
|
||
var itemNum = valueArrays[0].length;
|
||
var _loop_1 = function _loop_1(j) {
|
||
valueArrays.forEach(function (valueArray, i) {
|
||
dataArray.push(valueArray[j]);
|
||
// insure each node's attributes take inter number of grids
|
||
if (i === attributeNum - 1) {
|
||
while (dataArray.length % 4 !== 0) {
|
||
dataArray.push(0);
|
||
}
|
||
}
|
||
});
|
||
};
|
||
for (var j = 0; j < itemNum; j++) {
|
||
_loop_1(j);
|
||
}
|
||
return new Float32Array(dataArray);
|
||
};
|
||
/**
|
||
*
|
||
* @param data Tree graph data
|
||
* @param layout
|
||
*/
|
||
var radialLayout = exports.radialLayout = function radialLayout(data, layout) {
|
||
// 布局方式有 H / V / LR / RL / TB / BT
|
||
var VERTICAL_LAYOUTS = ['V', 'TB', 'BT'];
|
||
var min = {
|
||
x: Infinity,
|
||
y: Infinity
|
||
};
|
||
var max = {
|
||
x: -Infinity,
|
||
y: -Infinity
|
||
};
|
||
// 默认布局是垂直布局TB，此时x对应rad，y对应r
|
||
var rScale = 'x';
|
||
var radScale = 'y';
|
||
if (layout && VERTICAL_LAYOUTS.indexOf(layout) >= 0) {
|
||
// 若是水平布局，y对应rad，x对应r
|
||
radScale = 'x';
|
||
rScale = 'y';
|
||
}
|
||
var count = 0;
|
||
traverseTree(data, function (node) {
|
||
count++;
|
||
if (node.x > max.x) {
|
||
max.x = node.x;
|
||
}
|
||
if (node.x < min.x) {
|
||
min.x = node.x;
|
||
}
|
||
if (node.y > max.y) {
|
||
max.y = node.y;
|
||
}
|
||
if (node.y < min.y) {
|
||
min.y = node.y;
|
||
}
|
||
return true;
|
||
});
|
||
var avgRad = Math.PI * 2 / count;
|
||
var radDiff = max[radScale] - min[radScale];
|
||
if (radDiff === 0) {
|
||
return data;
|
||
}
|
||
traverseTree(data, function (node) {
|
||
var radial = (node[radScale] - min[radScale]) / radDiff * (Math.PI * 2 - avgRad) + avgRad;
|
||
var r = Math.abs(rScale === 'x' ? node.x - data.x : node.y - data.y);
|
||
node.x = r * Math.cos(radial);
|
||
node.y = r * Math.sin(radial);
|
||
return true;
|
||
});
|
||
return data;
|
||
}; |