From dd54f59a21b6d353437ca16d8dc2f3242949d3b0 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Wed, 9 Jun 2021 07:07:34 +0300
Subject: add architecture diagram of Subplot

Sponsored-by: author
---
 index.mdwn | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'index.mdwn')

diff --git a/index.mdwn b/index.mdwn
index 66825bc..b81d0e7 100644
--- a/index.mdwn
+++ b/index.mdwn
@@ -113,6 +113,46 @@ See actual, working, tested examples:
   [PDF](https://doc.subplot.liw.fi/subplot.pdf),
   [source](https://gitlab.com/subplot/subplot/-/blob/main/subplot.md)).
 
+# Architecture
+
+
+```dot
+digraph "architecture" {
+md [label="foo.md \n (document, Markdown)"];
+md [shape=box];
+
+bindings [label="foo.yaml \n (bindings, YAML)"];
+bindings [shape=box];
+
+impl [label="foo.py \n (step implemenations, Python)"]
+impl [shape=box];
+
+subplot [label="Subplot"];
+subplot [shape=ellipse];
+
+pdf [label="foo.pdf \n PDF (generated)"]
+pdf [shape=note];
+
+html [label="foo.html \n HTML (generated)"]
+html [shape=note];
+
+testprog [label="test.py \n test program\n(generated)"]
+testprog [shape=note];
+
+report [label="Test report \n (stdout of test.py)"]
+report [shape=note];
+
+md -> subplot;
+bindings -> subplot;
+impl -> subplot;
+subplot -> pdf;
+subplot -> html;
+subplot -> testprog;
+testprog -> report;
+}
+```
+
+
 # A bonus kitten
 
 Because you scrolled all the way down.
-- 
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