ScrapRunのテストページ

code:puml

@startgantt

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Project starts 2021-11-30

-- 行事 --

@endgantt

code:test.puml

@startuml

Bob -> Alice: Hello

@enduml

code:glsl

precision mediump float;

uniform float u_time;

uniform vec2 u_mouse;

uniform vec2 u_resolution;

float circle(float r, float radius, float stroke_width) {

return (abs(r - radius) <= stroke_width) ? 1. : 0.;

}

float line(vec2 p, float y, float stroke_width){

return abs(p.y - y) <= stroke_width ? 1. : 0.;

}

vec2 rotate(vec2 v, float th) {

return vec2(cos(th) * v.x - sin(th) * v.y, sin(th) * v.x + cos(th) * v.y);

}

float hexagram(vec2 p, vec2 center, float radius, float stroke_width) {

float r = length(p - center);

float f_inside = 1. - step(radius, r);

float f_circle = circle(r, radius, stroke_width * 2.);

float f_lines = 0.;

for(int i = 0; i <3; i++){

f_lines += line(rotate(p, 2. * 3.1415 / 3. * float(i)), radius / 2., stroke_width);

}

for(int i = 0; i <3; i++){

f_lines += line(rotate(p, 2. * 3.1415 / 3. * (float(i) + .5)), radius / 2., stroke_width);

}

float addition = f_lines + f_circle;

float multiplication = addition * f_inside;

return multiplication;

}

void main() {

vec2 from_center_x2 = (gl_FragCoord.xy * 2. - u_resolution);

vec2 p = from_center_x2 / min(u_resolution.y, u_resolution.x);

//vec2 p = rotate(p_, time);

float addition = 0.;

float radius = .8;

float stroke_width = 0.01;

for(int i = 0; i <10; i++){

addition += hexagram(rotate(p, .5 * u_time * float(i + 1)), vec2(0., 0.), radius, stroke_width);

radius /= 2.;

stroke_width /= 2.;

}

float multiplication = addition * 1.;

gl_FragColor=vec4(multiplication);

}

code:sample.svg

faefre

fefeeafea

code:sample.svg

arearekjiji

新しい行

ああガ

code:test.svg

<svg xml="1.0">

<script>

scriptはrenderingされない？

文法ミスってるのかも

</script>

SVG を出力するテスト

</svg>

code:circle.svg

<circle cx="50" cy="50" r="50" fill="orange"/>

<text x="" y="50" font-size="1em" fill="red" font-weight="bold">君たちは</text>

<text x="" y="80" font-size="1em" fill="red" font-weight="bold">どう生きるか</text>

</svg>

code:square.svg

<g stroke-width="0.1">

<g fill="red">

<rect x="0" y="0" width="10" height="10"/>

<rect x="12" y="1" width="10" height="10"/>

</g>

<g stroke="lightgray" text-anchor="end" font-size="0.05em">

<line x1="1" y1="0" x2="1" y2="20"/>

<line x1="0" y1="1" x2="20" y2="1"/>

<text x="1" y="1" dx="-0.1" dy="-0.1">0</text>

</g>

<polygon points="0,0 0,20, 20,20, 20,0" stroke="#ccc" fill="none"/>

</g>

</svg>

code:tikz(tex)

\usepackage{circuitikz}

\usepackage{amsfonts}

\begin{document}

\draw (0,0)

\draw (2,3) -- (4,3)

\end{circuitikz}

\end{document}

code:graph.tikz(tex)

\usetikzlibrary{angles}

\usetikzlibrary{quotes}

\begin{document}

%\clip (0,0) rectangle (5,5);% 切り抜き

\coordinate (O) at (0,0);

\coordinate (A) at (1,2);

\coordinate (O) at (3/4,3/2);

\coordinate (B) at (2,3/2);

\coordinate (C) at (2,2/3);

code:graph.tikz(tex)

\end{tikzpicture}

\end{document}