Markdown draw for MPE
1. 参考
2. 基本文字格式
简述markdown使用天然的对html语法支持,所有如果有些复杂渲染毕竟难实现,可以考虑通过网页前端代码提高便捷性
2.1. 标题
- ==code== ```md
- 这是无序列表标题1
- 这是无序列表标题2
这是无序列表标题3
- 这是未完成任务列表标题1
- 这是未完成任务列表标题2
这是未完成任务列表标题3
- 这是已完成列表标题1
- 这是已完成列表标题2
- 这是已完成列表标题3
- 这是有序标题1
- 这是有序标题2
- 这是有序标题3
这是 <h1> 一级标题
这是 <h2> 二级标题
这是 <h3> 三级标题
这是 <h4> 四级标题
这是 <h5> 五级标题
这是 <h6> 六级标题
[TOC] 这是目录
目录
toc: depth_from: 1 depth_to: 6 ordered: false — ```
- ==print==
- 这是无序列表标题1
- 这是无序列表标题2
这是无序列表标题3
- 这是未完成任务列表标题1
- 这是未完成任务列表标题2
这是未完成任务列表标题3
- 这是已完成列表标题1
- 这是已完成列表标题2
- 这是已完成列表标题3
- 这是有序标题1
- 这是有序标题2
- 这是有序标题3
2.2. 文字表述
- ==code==
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
*这会是 斜体 的文字* _这会是 斜体 的文字_ **这会是 粗体 的文字** __这会是 粗体 的文字__ _你也 **组合** 这些符号_ ~~这个文字将会被横线删除~~ ==高亮文字== 30^上标^ H~下标~O > 这是一个注释 `代码块` \`\`\` #include <stdio.h> //代码块 \`\`\` \`\`\`{.line-numbers} #include <stdio.h> //代码块显示行数 \`\`\` \`\`\`c {highlight=[1-10,15,20-22]} /****************************************************************************** * Name: CRC-8 x8+x2+x+1 * Poly: 0x07 * Init: 0x00 * Refin: False * Refout: False * Xorout: 0x00 * Note: 高亮指定代码行数 *****************************************************************************/ uint8_t crc8(uint8_t *data, uint32_t length) { uint8_t i; uint8_t crc = 0; // Initial value while(length--) { crc ^= *data++; // crc ^= *data; data++; for ( i = 0; i < 8; i++ ) { if ( crc & 0x80 ) crc = (crc << 1) ^ 0x07; else crc <<= 1; } } return crc; } \`\`\` \`\`\`这是转义符 脚注1[^1] 脚注1[^2] [^1]: Hi! 脚注1 [^2]: Hi! 脚注2 *[简述]: 一大堆备注缩略成简述 这是一个 简述 引用 !!! note 这是一条警告 不缩进 小缩进  大缩进
==print== 这会是 斜体 的文字 这会是 斜体 的文字
这会是 粗体 的文字 这会是 粗体 的文字
你也 组合 这些符号
这个文字将会被横线删除==高亮文字==
30^上标^ H~下标~O
代码块1 2
#include <stdio.h> //代码块
#include <stdio.h> //代码块显示行数c {highlight=[1-10,15,20-22]} /****************************************************************************** * Name: CRC-8 x8+x2+x+1 * Poly: 0x07 * Init: 0x00 * Refin: False * Refout: False * Xorout: 0x00 * Note: 高亮指定代码行数 *****************************************************************************/ uint8_t crc8(uint8_t *data, uint32_t length) { uint8_t i; uint8_t crc = 0; // Initial value while(length--) { crc ^= *data++; // crc ^= *data; data++; for ( i = 0; i < 8; i++ ) { if ( crc & 0x80 ) crc = (crc << 1) ^ 0x07; else crc <<= 1; } } return crc; }这是一个注释或引用
```这是转义符
脚注1[^1] 脚注1[^2] [^1]: Hi! 脚注1 [^2]: Hi! 脚注2
这是一个 简述 引用
!!! note 这是一条警告
不缩进 小缩进 大缩进
2.3. 跳转
- ==code==
1 2 3 4
[这是一条链接](https://github.com/kuanghl/kuanghl)  <a id='jumpid1'></a> [这是一个页内跳转](#jumpid1)
print 这是一条链接
2.4. 其他
- ==code==
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
# 这是三根分割线 --- *** ___ # 这是一些表情符号 ||a|b|c|d|e|f| |:--:|:--:|:--:|:--:|:--:|:--:|:--:| |1|:punch:|:notebook:|:e-mail:|:smile:|:movie_camera:| :camera:| |2|:fa-car:|:telephone_receiver:|:phone:|:heart:|:alarm_clock:|:loop:| |3|:+1:|:books:|:email:|:-1:|:bulb:|:hammer:| |4|:rocket:|:book:|:envelope:|:sunny:|:mag_right:| :chart_with_upwards_trend:| |5|:cloud:|:bar_chart:|:wind_chime:|:hibiscus:|:paperclip:| :ghost:| |6|:bug:|:date:|:balloon:|:beers:|:guitar:|:headphones:| |7|:rice:|:guitar:|:mortar_board:|:house:|:mount_fuji:| :office:| |8|:rocket:|:school:|:cupid:|:notes:|:shit:|:feet:| |9|:speech_balloon:| :smile: :flushed: :sweat: :sob: :joy: :+1: :ok_hand: :point_down: :clap: :muscle: :pray: :heart: :fire: :boom: :star2: :shit: :zzz: # 这是表格(合并表格只能使用HTML) | 姓名 | 年龄 | 爱好 | | :-- | :-- | -----: | | 小明 | 9 | 篮球、羽毛球、乒乓球 | | 小刚 | 10 | 篮球 <br> 足球 | # 这是一个固定代码块解析格式 s名词 1 : 定义 1(左侧有一个可见的冒号和四个不可见的空格) 定义 2 定义 3 #include <stdio.h> // 这是代码块(左侧有八个不可见的空格) # 导入文件(需要点击预览界面的右上角刷新预览来同步变更导入文件的改变) @import "../json/test.md" @import "../json/test.js" @import "../json/test.csv @import "../json/test.json" @import "../json/test.pdf" # 这是一个导出pdf分页的标志 <div STYLE="page-break-after: always;"></div>
- ==print==
| a | b | c | d | e | f | |
|---|---|---|---|---|---|---|
| 1 | :punch: | :notebook: | :e-mail: | :smile: | :movie_camera: | :camera: |
| 2 | :fa-car: | :telephone_receiver: | :phone: | :heart: | :alarm_clock: | :loop: |
| 3 | :+1: | :books: | :email: | :-1: | :bulb: | :hammer: |
| 4 | :rocket: | :book: | :envelope: | :sunny: | :mag_right: | :chart_with_upwards_trend: |
| 5 | :cloud: | :bar_chart: | :wind_chime: | :hibiscus: | :paperclip: | :ghost: |
| 6 | :bug: | :date: | :balloon: | :beers: | :guitar: | :headphones: |
| 7 | :rice: | :guitar: | :mortar_board: | :house: | :mount_fuji: | :office: |
| 8 | :rocket: | :school: | :cupid: | :notes: | :shit: | :feet: |
| 9 | :speech_balloon: |
:smile: :flushed: :sweat: :sob: :joy: :+1: :ok_hand: :point_down: :clap: :muscle: :pray: :heart: :fire: :boom: :star2: :shit: :zzz:
| 姓名 | 年龄 | 爱好 |
|---|---|---|
| 小明 | 9 | 篮球、羽毛球、乒乓球 |
| 小刚 | 10 | 篮球 足球 |
- 名词 1
- 定义 1(左侧有一个可见的冒号和四个不可见的空格) 定义 2 定义 3
#include
// 这是代码块(左侧有八个不可见的空格)
@import “../json/test.md” @import “../json/test.csv”
3. 基本公式
3.1. KaTex
3.2. MathJax
3.3. Latex
\(\begin{array} {cll} \hline 序号 & 人名 & 角色 \\ \hline 1 & Alice & 协议中的第一个参与者 \\ 2 & Bob & 协议中的第二个参与者 \\ 3 & Trent & 仲裁者 \\ 4 & Eve & 窃听者 \\ \hline \end{array}\)
$ 表示行内公式,如最简单的质能方程$E=mc^2$展示 $$ 表示整行公式：
$\Gamma(z) = \int_0^\infty t^{z-1}e^{-t}dt\,.$
\[\Gamma(z) = \int_0^\infty t^{z-1}e^{-t}dt\,.\] \[\binom{n+1}{2k}\] \[\color{#FF0000}{红} \color{#FF7D00}{橙} \color{#FF0000}{黄} \color{#00FF00}{绿} \color{#0000FF}{蓝} \color{#00FFFF}{靛} \color{#FF00FF}{紫}\]3.4. 代码块渲染
- Code Chunk(需要配置略)
4. 基本绘图
4.1. Mermaid(flowchart/gantt/sequenceDiagram/classDiagram/stateDiagram-v2/journey/C4Context)
flowchart LR
A[Hard] -->|Text| B(Round)
B --> C{Decision}
C -->|One| D[Result 1]
C -->|Two| E[Result 2]
gantt
title 项目开发流程
section 项目确定
需求输入 :done, a1, 2016-06-21, 5d
需求分析 :active, after a1, 5d
可行性报告 :crit, 7d
概念验证 : 5d
section 项目实施
概要设计 :crit, active, 2016-07-11 , 5d
详细设计 :crit, done ,2016-07-16, 5d
编码 :2016-07-18, 4d
测试 :2016-07-22, 5d
section 发布验收
发布: 3d
验收: 3d
gantt
title Git Issues - days since last update
dateFormat X
axisFormat %s
section Issue19062
71 : 0, 71
section Issue19401
36 : 0, 36
section Issue193
34 : 0, 34
section Issue7441
9 : 0, 9
section Issue1300
5 : 0, 5
sequenceDiagram
Alice->>John: Hello John, how are you?
loop Healthcheck
John->>John: Fight against hypochondria
end
Note right of John: Rational thoughts!
John-->>Alice: Great!
John->>Bob: How about you?
Bob-->>John: Jolly good!
classDiagram
Class01 <|-- AveryLongClass : Cool
<<Interface>> Class01
Class09 --> C2 : Where am I?
Class09 --* C3
Class09 --|> Class07
Class07 : equals()
Class07 : Object[] elementData
Class01 : size()
Class01 : int chimp
Class01 : int gorilla
class Class10 {
<<service>>
int id
size()
}
stateDiagram-v2
[*] --> Still
Still --> [*]
Still --> Moving
Moving --> Still
Moving --> Crash
Crash --> [*]
pie
"Dogs" : 386
"Cats" : 85.9
"Rats" : 15
journey
title My working day
section Go to work
Make tea: 5: Me
Go upstairs: 3: Me
Do work: 1: Me, Cat
section Go home
Go downstairs: 5: Me
Sit down: 3: Me
C4Context
title System Context diagram for Internet Banking System
Person(customerA, "Banking Customer A", "A customer of the bank, with personal bank accounts.")
Person(customerB, "Banking Customer B")
Person_Ext(customerC, "Banking Customer C")
System(SystemAA, "Internet Banking System", "Allows customers to view information about their bank accounts, and make payments.")
Person(customerD, "Banking Customer D", "A customer of the bank, <br/> with personal bank accounts.")
Enterprise_Boundary(b1, "BankBoundary") {
SystemDb_Ext(SystemE, "Mainframe Banking System", "Stores all of the core banking information about customers, accounts, transactions, etc.")
System_Boundary(b2, "BankBoundary2") {
System(SystemA, "Banking System A")
System(SystemB, "Banking System B", "A system of the bank, with personal bank accounts.")
}
System_Ext(SystemC, "E-mail system", "The internal Microsoft Exchange e-mail system.")
SystemDb(SystemD, "Banking System D Database", "A system of the bank, with personal bank accounts.")
Boundary(b3, "BankBoundary3", "boundary") {
SystemQueue(SystemF, "Banking System F Queue", "A system of the bank, with personal bank accounts.")
SystemQueue_Ext(SystemG, "Banking System G Queue", "A system of the bank, with personal bank accounts.")
}
}
BiRel(customerA, SystemAA, "Uses")
BiRel(SystemAA, SystemE, "Uses")
Rel(SystemAA, SystemC, "Sends e-mails", "SMTP")
Rel(SystemC, customerA, "Sends e-mails to")
4.2. wavedrom(assign/reg/signal)
{ assign:[
["z", ["~&",
["~^", ["~", "p0"], ["~", "q0"]],
["~^", ["~", "p1"], ["~", "q1"]],
["~^", ["~", "p2"], ["~", "q2"]],
"...",
["~^", ["~", "p7"], ["~", "q7"]],
["~","~en"]
]]
]}
{reg:[
{bits: 7, name: 0x07, attr: [
'VLxU,VLE zero-extended',
'VLxU,VLE zero-extended, fault-only-first',
'VLxU sign-extended',
'VLxU sign-extended, fault-only-first',
]},
{bits: 5, name: 'vd', attr: 'destination of load', type: 2},
{bits: 3, name: 'width'},
{bits: 5, name: 'rs1', attr: 'base address', type: 4},
{bits: 5, name: 'lumop', attr: [0, 16, 0, 16]},
{bits: 1, name: 'vm'},
{bits: 3, name: 'mop', attr: [0, 0, 4, 4]},
{bits: 3, name: 'nf'},
]}
{reg: [
{bits: 7, name: 0x37, attr: ['OPIVI']},
{bits: 5, name: 'vd', type: 2},
{bits: 3, name: 3},
{bits: 5, name: 'simm5', type: 5},
{bits: 5, name: 'vs2', type: 2},
{bits: 1, name: 'vm'},
{bits: 6, name: 'funct6'},
]}
{ signal: [
{ name: "clk", wave: "p.....|..." },
{ name: "Data", wave: "x.345x|=.x", data: ["head", "body", "tail", "data"] },
{ name: "Request", wave: "0.1..0|1.0" },
{},
{ name: "Acknowledge", wave: "1.....|01." }
]}
{ signal: [
{ name: 'A', wave: '01........0....', node: '.a........j' },
{ name: 'B', wave: '0.1.......0.1..', node: '..b.......i' },
{ name: 'C', wave: '0..1....0...1..', node: '...c....h..' },
{ name: 'D', wave: '0...1..0.....1.', node: '....d..g...' },
{ name: 'E', wave: '0....10.......1', node: '.....ef....' }
],
edge: [
'a~b t1', 'c-~a t2', 'c-~>d time 3', 'd~-e',
'e~>f', 'f->g', 'g-~>h', 'h~>i some text', 'h~->j'
],
config:{skin:'lowkey'}
}
{ signal: [
{ name: 'Reset',
wave: '01|...=...|01u', data: ['a < b'],
node: '...........E...' },
{},
{ name: 'Input',
wave: 'x0|.1x....|.0d',
node: '....A.F.......' },
{},
{ name: 'Output',
wave: '0.|......1|0.d',
node: '.........C.F..' },
{ node: '....B....D.....' },
],
edge: [
'A-B', 'C-D', 'A~>C', 'B<->D T > 45s', 'E->F'
]
}
4.3. bitfield
[
{ "name": "IPO", "bits": 8, "attr": "RO" },
{ "bits": 7 },
{ "name": "BRK", "bits": 5, "attr": "RW", "type": 4 },
{ "name": "CPK", "bits": 1 },
{ "name": "Clear", "bits": 3 },
{ "bits": 8 }
]
4.4. GraphViz
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5
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9
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12
13
14
digraph g {
node [shape=plaintext];
A1 -> B1;
A2 -> B2;
A3 -> B3;
A1 -> A2 [label=f];
A2 -> A3 [label=g];
B2 -> B3 [label="g'"];
B1 -> B3 [label="(g o f)'" tailport=s headport=s];
{ rank=same; A1 A2 A3 }
{ rank=same; B1 B2 B3 }
}
graph graphname {
a -- b -- c;
b -- d;
b -- e;
}
digraph g {
a -> b -> c;
b -> d;
b -> e;
a -> e;
c -> a;
}
4.5. Vega/Vega-lite
{
"$schema":"https://vega.github.io/schema/vega/v4.json",
"width": 400, "height": 200,
"data": [ {
"name": "vals",
"values": [
{"category": "Oranges"},
{"category": "Pears"},
{"category": "Apples"},
{"category": "Peaches"},
{"category": "Bananas"},
{"category": "Grapes"}
],
"transform": [
{"type": "formula", "as": "count", "expr": "random()*1000"}
]
} ],
"scales": [
{
"name": "yscale",
"type": "linear",
"zero": true,
"domain": {"data": "vals", "field": "count"},
"range": "height"
},
{
"name": "xscale",
"type": "band",
"domain": {"data": "vals", "field": "category"},
"range": "width",
"padding": 0.05
}
],
"axes": [
{"scale": "yscale", "orient": "left"},
{"scale": "xscale", "orient": "bottom"}
],
"marks": [ {
"type": "rect",
"from": { "data": "vals" },
"encode": {
"update": {
"x": {"scale": "xscale", "field": "category"},
"width": {"scale": "xscale", "band": 1},
"y": {"scale": "yscale", "field": "count"},
"y2": {"scale": "yscale", "value": 0},
"fill": [
{"test": "datum.count < 333", "value": "red"},
{"test": "datum.count < 666", "value": "yellow"},
{"value": "green"}
]
}
}
} ]
}
{
"$schema": "https://vega.github.io/schema/vega/v5.json",
"width": 400,
"height": 200,
"padding": 5,
"data": [
{
"name": "table",
"values": [
{"category": "A", "amount": 28},
{"category": "B", "amount": 55},
{"category": "C", "amount": 43},
{"category": "D", "amount": 91},
{"category": "E", "amount": 81},
{"category": "F", "amount": 53},
{"category": "G", "amount": 190},
{"category": "H", "amount": 87}
]
}
],
"signals": [
{
"name": "tooltip",
"value": {},
"on": [
{"events": "rect:mouseover", "update": "datum"},
{"events": "rect:mouseout", "update": "{}"}
]
}
],
"scales": [
{
"name": "xscale",
"type": "band",
"domain": {"data": "table", "field": "category"},
"range": "width",
"padding": 0.05,
"round": true
},
{
"name": "yscale",
"domain": {"data": "table", "field": "amount"},
"nice": true,
"range": "height"
}
],
"axes": [
{ "orient": "bottom", "scale": "xscale" },
{ "orient": "left", "scale": "yscale" }
],
"marks": [
{
"type": "rect",
"from": {"data":"table"},
"encode": {
"enter": {
"x": {"scale": "xscale", "field": "category"},
"width": {"scale": "xscale", "band": 1},
"y": {"scale": "yscale", "field": "amount"},
"y2": {"scale": "yscale", "value": 0}
},
"update": {
"fill": {"value": "steelblue"}
},
"hover": {
"fill": {"value": "red"}
}
}
},
{
"type": "text",
"encode": {
"enter": {
"align": {"value": "center"},
"baseline": {"value": "bottom"},
"fill": {"value": "#333"}
},
"update": {
"x": {"scale": "xscale", "signal": "tooltip.category", "band": 0.5},
"y": {"scale": "yscale", "signal": "tooltip.amount", "offset": -2},
"text": {"signal": "tooltip.amount"},
"fillOpacity": [
{"test": "datum === tooltip", "value": 0},
{"value": 1}
]
}
}
}
]
}
{
"$schema": "https://vega.github.io/schema/vega-lite/v4.json",
"description": "A simple bar chart with embedded data.",
"width": 500,
"data": {
"values": [
{"a": "A", "b": 28}, {"a": "B", "b": 55}, {"a": "C", "b": 43},
{"a": "D", "b": 91}, {"a": "E", "b": 81}, {"a": "F", "b": 53},
{"a": "G", "b": 19}, {"a": "H", "b": 87}, {"a": "I", "b": 52}
]
},
"mark": "bar",
"encoding": {
"x": {"field": "a", "type": "nominal", "axis": {"labelAngle": 0}},
"y": {"field": "b", "type": "quantitative"}
}
}
{
"$schema": "https://vega.github.io/schema/vega-lite/v4.json",
"description": "A simple bar chart with embedded data.",
"width": 500,
"data": {
"values": [
{"a": "A", "b": 28}, {"a": "B", "b": 55}, {"a": "C", "b": 43},
{"a": "D", "b": 91}, {"a": "E", "b": 81}, {"a": "F", "b": 53},
{"a": "G", "b": 19}, {"a": "H", "b": 87}, {"a": "I", "b": 52}
]
},
"mark": "line",
"encoding": {
"x": {"field": "a", "type": "nominal", "axis": {"labelAngle": 0}},
"y": {"field": "b", "type": "quantitative"}
}
}
{
"$schema": "https://vega.github.io/schema/vega-lite/v5.json",
"width": 500,
"data": {
"values": [
{
"value": 0.5026,
"serie": "bts",
"category": "facebook",
"color": "#2ccce4"
},
{
"value": 0.357,
"serie": "jungkook",
"category": "facebook",
"color": "#f47373"
},
{
"value": 0.0967,
"serie": "jimin",
"category": "facebook",
"color": "#37d67a"
},
{
"value": 0.0437,
"serie": "butter",
"category": "facebook",
"color": "#dce775"
},
{
"value": 0.7923,
"serie": "bts",
"category": "news",
"color": "#2ccce4"
},
{
"value": 0,
"serie": "jungkook",
"category": "news",
"color": "#f47373"
},
{
"value": 0.0231,
"serie": "jimin",
"category": "news",
"color": "#37d67a"
},
{
"value": 0.1846,
"serie": "butter",
"category": "news",
"color": "#dce775"
},
{
"value": 0.6569,
"serie": "bts",
"category": "twitter",
"color": "#2ccce4"
},
{
"value": 0.0511,
"serie": "jungkook",
"category": "twitter",
"color": "#f47373"
},
{
"value": 0.0949,
"serie": "jimin",
"category": "twitter",
"color": "#37d67a"
},
{
"value": 0.1971,
"serie": "butter",
"category": "twitter",
"color": "#dce775"
},
{
"value": 1,
"serie": "bts",
"category": "blog",
"color": "#2ccce4"
},
{
"value": 0,
"serie": "jungkook",
"category": "blog",
"color": "#f47373"
},
{
"value": 0,
"serie": "jimin",
"category": "blog",
"color": "#37d67a"
},
{
"value": 0,
"serie": "butter",
"category": "blog",
"color": "#dce775"
},
{
"value": 1,
"serie": "bts",
"category": "instagram",
"color": "#2ccce4"
},
{
"value": 0,
"serie": "jungkook",
"category": "instagram",
"color": "#f47373"
},
{
"value": 0,
"serie": "jimin",
"category": "instagram",
"color": "#37d67a"
},
{
"value": 0,
"serie": "butter",
"category": "instagram",
"color": "#dce775"
}
]
},
"title": {},
"encoding": {
"y": {
"field": "category",
"axis": {
"title": null
}
},
"x": {
"aggregate": "sum",
"stack": "normalize",
"field": "value",
"axis": {
"title": null,
"grid": false
}
}
},
"layer": [
{
"mark": {
"type": "bar"
},
"encoding": {
"color": {
"field": "serie",
"scale": {
"range": ["#2ccce4", "#dce775", "#37d67a", "#f47373"]
},
"legend": null
},
"tooltip": [
{
"field": "category",
"type": "nominal"
},
{
"field": "value",
"type": "quantitative",
"aggregate": "sum",
"format": ".2%"
},
{
"field": "serie",
"type": "nominal"
}
]
}
},
{
"mark": {
"type": "text",
"dx": -3,
"align": "right",
"color": "#000",
"fontSize": 11
},
"encoding": {
"detail": {
"field": "serie"
},
"text": {
"condition": {
"test": "datum.value > 0.05",
"type": "quantitative",
"aggregate": "sum",
"field": "value",
"format": ".2%"
},
"value": ""
}
}
}
],
"config": {
"view": {
"stroke": "transparent"
},
"axis": {
"domainWidth": 1
}
}
}
4.6. Kroki
```blockdiag {kroki=true} blockdiag { Kroki -> generates -> “Block diagrams”; Kroki -> is -> “very easy!”;
Kroki [color = “greenyellow”]; “Block diagrams” [color = “pink”]; “very easy!” [color = “orange”]; }
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```TikZ {kroki=true}
\documentclass{article}
\usepackage{tikz}
\usepackage{tikz-3dplot}
\usetikzlibrary{math}
\usepackage[active,tightpage]{preview}
\PreviewEnvironment{tikzpicture}
\setlength\PreviewBorder{0.125pt}
%
% File name: directional-angles.tex
% Description:
% The directional angles of a vector are geometrically represented.
%
% Date of creation: July, 25th, 2021.
% Date of last modification: October, 9th, 2022.
% Author: Efra�n Soto Apolinar.
% https://www.aprendematematicas.org.mx/author/efrain-soto-apolinar/instructing-courses/
% Source: page 11 of the
% Glosario Ilustrado de Matematicas Escolares.
% https://tinyurl.com/5udm2ufy
%
% Terms of use:
% According to TikZ.net
% https://creativecommons.org/licenses/by-nc-sa/4.0/
% Your commitment to the terms of use is greatly appreciated.
%
\begin{document}
\tdplotsetmaincoords{80}{120}
%
\begin{tikzpicture}[tdplot_main_coords,scale=0.75]
% Indicate the components of the vector in rectangular coordinates
\pgfmathsetmacro{\ux}{4}
\pgfmathsetmacro{\uy}{4}
\pgfmathsetmacro{\uz}{3}
% Length of each axis
\pgfmathsetmacro{\ejex}{\ux+0.5}
\pgfmathsetmacro{\ejey}{\uy+0.5}
\pgfmathsetmacro{\ejez}{\uz+0.5}
\pgfmathsetmacro{\umag}{sqrt(\ux*\ux+\uy*\uy+\uz*\uz)} % Magnitude of vector $\vec{u}$
% Compute the angle $\theta$
\pgfmathsetmacro{\angthetax}{pi*atan(\uy/\ux)/180}
\pgfmathsetmacro{\angthetay}{pi*atan(\ux/\uz)/180}
\pgfmathsetmacro{\angthetaz}{pi*atan(\uz/\uy)/180}
% Compute the angle $\phi$
\pgfmathsetmacro{\angphix}{pi*acos(\ux/\umag)/180}
\pgfmathsetmacro{\angphiy}{pi*acos(\uy/\umag)/180}
\pgfmathsetmacro{\angphiz}{pi*acos(\uz/\umag)/180}
% Compute rho sin(phi) to simplify computations
\pgfmathsetmacro{\costz}{cos(\angthetax r)}
\pgfmathsetmacro{\sintz}{sin(\angthetax r)}
\pgfmathsetmacro{\costy}{cos(\angthetay r)}
\pgfmathsetmacro{\sinty}{sin(\angthetay r)}
\pgfmathsetmacro{\costx}{cos(\angthetaz r)}
\pgfmathsetmacro{\sintx}{sin(\angthetaz r)}
% Coordinate axis
\draw[thick,->] (0,0,0) -- (\ejex,0,0) node[below left] {$x$};
\draw[thick,->] (0,0,0) -- (0,\ejey,0) node[right] {$y$};
\draw[thick,->] (0,0,0) -- (0,0,\ejez) node[above] {$z$};
% Projections of the components in the axis
\draw[gray,very thin,opacity=0.5] (0,0,0) -- (\ux,0,0) -- (\ux,\uy,0) -- (0,\uy,0) -- (0,0,0); % face on the plane z = 0
\draw[gray,very thin,opacity=0.5] (0,0,\uz) -- (\ux,0,\uz) -- (\ux,\uy,\uz) -- (0,\uy,\uz) -- (0,0,\uz); % face on the plane z = \uz
\draw[gray,very thin,opacity=0.5] (0,0,0) -- (0,0,\uz) -- (\ux,0,\uz) -- (\ux,0,0) -- (0,0,0); % face on the plane y = 0
\draw[gray,very thin,opacity=0.5] (0,\uy,0) -- (0,\uy,\uz) -- (\ux,\uy,\uz) -- (\ux,\uy,0) -- (0,\uy,0); % face on the plane y = \uy
\draw[gray,very thin,opacity=0.5] (0,0,0) -- (0,\uy,0) -- (0,\uy,\uz) -- (0,0,\uz) -- (0,0,0); % face on the plane x = 0
\draw[gray,very thin,opacity=0.5] (\ux,0,0) -- (\ux,\uy,0) -- (\ux,\uy,\uz) -- (\ux,0,\uz) -- (\ux,0,0); % face on the plane x = \ux
% Arc indicating the angle $\alpha$
% (angle formed by the vector $\vec{v}$ and the $x$ axis)
\draw[red,thick] plot[domain=0:\angphix,smooth,variable=\t] ({cos(\t r)},{sin(\t r)*\costx},{sin(\t r)*\sintx});
% Arc indicating the angle $\beta$
% (angle formed by the vector $\vec{v}$ and the $y$ axis)
\draw[red,thick] plot[domain=0:\angphiy,smooth,variable=\t] ({sin(\t r)*\sinty},{cos(\t r)},{sin(\t r)*\costy});
% Arc indicating the angle $\gamma$
% (angle formed by the vector $\vec{v}$ and the $z$ axis)
\draw[red,thick] plot[domain=0:\angphiz,smooth,variable=\t] ({sin(\t r)*\costz},{sin(\t r)*\sintz},{cos(\t r)});
% Vector $\vec{u}$
\draw[blue,thick,->] (0,0,0) -- (\ux,\uy,\uz) node [below right] {$\vec{u}$};
% Nodes indicating the direction angles
\pgfmathsetmacro{\xa}{1.85*cos(0.5*\angphix r)}
\pgfmathsetmacro{\ya}{1.85*sin(0.5*\angphix r)*\costx}
\pgfmathsetmacro{\za}{1.85*sin(0.5*\angphiz r)*\sintx}
\node[red] at (\xa,\ya,\za) {\footnotesize$\alpha$};
%
\pgfmathsetmacro{\xb}{1.5*sin(0.5*\angphiy r)*\sinty}
\pgfmathsetmacro{\yb}{1.5*cos(0.5*\angphiy r)}
\pgfmathsetmacro{\zb}{1.5*sin(0.5*\angphiy r)*\costy}
\node[red] at (\xb,\yb,\zb) {\footnotesize$\beta$};
%
\pgfmathsetmacro{\xc}{1.5*sin(0.5*\angphiz r)*\costz}
\pgfmathsetmacro{\yc}{1.5*sin(0.5*\angphiz r)*\sintz}
\pgfmathsetmacro{\zc}{1.5*cos(0.5*\angphiz r)}
\node[red] at (\xc,\yc,\zc) {\footnotesize$\gamma$};
%
\end{tikzpicture}
%
\end{document}
```Bytefield {kroki=true} (defattrs :bg-green {:fill “#a0ffa0”}) (defattrs :bg-yellow {:fill “#ffffa0”}) (defattrs :bg-pink {:fill “#ffb0a0”}) (defattrs :bg-cyan {:fill “#a0fafa”}) (defattrs :bg-purple {:fill “#e4b5f7”})
(defn draw-group-label-header [span label] (draw-box (text label [:math {:font-size 12}]) {:span span :borders #{} :height 14}))
(defn draw-remotedb-header [kind args] (draw-column-headers) (draw-group-label-header 5 “start”) (draw-group-label-header 5 “TxID”) (draw-group-label-header 3 “type”) (draw-group-label-header 2 “args”) (draw-group-label-header 1 “tags”) (next-row 18)
(draw-box 0x11 :bg-green) (draw-box 0x872349ae [{:span 4} :bg-green]) (draw-box 0x11 :bg-yellow) (draw-box (text “TxID” :math) [{:span 4} :bg-yellow]) (draw-box 0x10 :bg-pink) (draw-box (hex-text kind 4 :bold) [{:span 2} :bg-pink]) (draw-box 0x0f :bg-cyan) (draw-box (hex-text args 2 :bold) :bg-cyan) (draw-box 0x14 :bg-purple)
(draw-box (text “0000000c” :hex [[:plain {:font-weight “light” :font-size 16}] “ (12)”]) [{:span 4} :bg-purple]) (draw-box (hex-text 6 2 :bold) [:box-first :bg-purple]) (doseq [val [6 6 3 6 6 6 6 3]] (draw-box (hex-text val 2 :bold) [:box-related :bg-purple])) (doseq [val [0 0]] (draw-box val [:box-related :bg-purple])) (draw-box 0 [:box-last :bg-purple]))
(draw-remotedb-header 0x4702 9)
(draw-box 0x11) (draw-box 0x2104 {:span 4}) (draw-box 0x11) (draw-box 0 {:span 4}) (draw-box 0x11) (draw-box (text “length” [:math] [:sub 1]) {:span 4}) (draw-box 0x14)
(draw-box (text “length” [:math] [:sub 1]) {:span 4}) (draw-gap “Cue and loop point bytes”)
(draw-box nil :box-below) (draw-box 0x11) (draw-box 0x36 {:span 4}) (draw-box 0x11) (draw-box (text “num” [:math] [:sub “hot”]) {:span 4}) (draw-box 0x11) (draw-box (text “num” [:math] [:sub “cue”]) {:span 4})
(draw-box 0x11) (draw-box (text “length” [:math] [:sub 2]) {:span 4}) (draw-box 0x14) (draw-box (text “length” [:math] [:sub 2]) {:span 4}) (draw-gap “Unknown bytes” {:min-label-columns 6}) (draw-bottom)
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```Ditaa {kroki=true}
+--------+
| |
| User |
| |
+--------+
^
request |
v
+-------------+
| |
| Kroki |
| |---+
+-------------+ |
^ ^ | inflate
| | |
v +---------+
+-------------+
| |
| Ditaa |
| |----+
+-------------+ |
^ | process
| |
+-------+
+------+------+------+------+------+------+------+
| c {c}|d {d} |io{io}|mo{mo}|o{o} |s{s} |tr{tr}|
+------+------+------+------+------+------+------+
+---------+ /--------\ +-------+
| cBLU +--+cAAA +---+Version|
| | | Data | | V3 |
| +----+ | Base | |cRED{d}|
| |cPNK| | {s}| +-------+
| | | \---+----/
+----+----+
```Ditaa {cmd=true args=[“-E”] hide=true}
/——+——+——+——+——+——+——+-
| c700 | c990 | c0A0 | c05F | cA0A | | | | -—–+——+——+——+——+——+——+-/
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```PlantUML {kroki=true}
@startmindmap
* Debian
** Ubuntu
*** Linux Mint
*** Kubuntu
*** Lubuntu
*** KDE Neon
** LMDE
** SolydXK
** SteamOS
** Raspbian with a very long name
*** <s>Raspmbc</s> => OSMC
*** <s>Raspyfi</s> => Volumio
@endmindmap
```Nomnoml {kroki=true} [Pirate|eyeCount: Int|raid();pillage()| [beard]–[parrot] [beard]-:>[foul mouth] ]
[
test.
This post is licensed under CC BY 4.0 by the author.