From 0cc412e922d7475bcb740fa01636b4255c5bac77 Mon Sep 17 00:00:00 2001
From: Fen Dweller <chemicalcrux@gmail.com>
Date: Sat, 14 Mar 2020 19:00:24 -0400
Subject: [PATCH] Add various strands

---
 media/attribution.js     |   1 +
 media/objects/strand.svg |  13 +++++
 presets/objects.js       | 104 ++++++++++++++++++++++++++++++++++++++-
 3 files changed, 117 insertions(+), 1 deletion(-)
 create mode 100644 media/objects/strand.svg

diff --git a/media/attribution.js b/media/attribution.js
index 7f3b8852..8c48288f 100644
--- a/media/attribution.js
+++ b/media/attribution.js
@@ -6181,6 +6181,7 @@ const attributionData = {
                 { name: "credit-card.svg", source: null },
                 { name: "credit-card-vertical.svg", source: null },
                 { name: "flagpole.svg", source: null },
+                { name: "strand.svg", source: null },
             ],
             authors: [
                 "chemicalcrux"
diff --git a/media/objects/strand.svg b/media/objects/strand.svg
new file mode 100644
index 00000000..22fc2247
--- /dev/null
+++ b/media/objects/strand.svg
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 24.1.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 45 253.44" style="enable-background:new 0 0 45 253.44;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:none;stroke:#000000;stroke-miterlimit:10;}
+	.st1{fill:none;stroke:#000000;stroke-width:5;stroke-miterlimit:10;}
+</style>
+<path class="st0" d="M-47.15,251.72"/>
+<path class="st0" d="M-47.15,14.91"/>
+<path class="st1" d="M22.54,1.72c44.92,47.42,0,125,0,125s-45.08,77.41,0,125"/>
+<path class="st0" d="M-47.15,14.61"/>
+</svg>
diff --git a/presets/objects.js b/presets/objects.js
index ed2646eb..ea3e7c0a 100644
--- a/presets/objects.js
+++ b/presets/objects.js
@@ -471,7 +471,109 @@ function makeObjects() {
         ],
         "Chess Pieces",
         "chess_"
-    ))
+    ));
+
+    results.push({
+        name: "Strand",
+        constructor: () => {
+            views = {};
+
+            viewInfo = {
+                opticalFibre: {
+                    name: "Optical Fibre",
+                    thickness: math.unit(0.375, "mm")
+                },
+                hair: {
+                    name: "Hair",
+                    thickness: math.unit(0.07, "mm")
+                },
+                spiderSilk: {
+                    name: "Spider Silk",
+                    thickness: math.unit(0.003, "mm")
+                },
+                suspensionCables: {
+                    name: "Suspension Bridge Cables",
+                    thickness: math.unit(3, "feet")
+                },
+                capillary: {
+                    name: "Capillary",
+                    thickness: math.unit(7.5, "micrometers")
+                },
+                vein: {
+                    name: "Vein",
+                    thickness: math.unit(10, "mm")
+                },
+                thread: {
+                    name: "Thread",
+                    thickness: math.unit(0.4, "mm")
+                },
+                powerCord: {
+                    name: "Power Cord",
+                    thickness: math.unit(0.25, "inches")
+                },
+                pianoWireBass: {
+                    name: "Piano Wire (Bass)",
+                    thickness: math.unit(8.5, "mm")
+                },
+                pianoWireTreble: {
+                    name: "Piano Wire (Treble)",
+                    thickness: math.unit(0.85, "mm")
+                },
+                guitarString: {
+                    name: "Guitar String",
+                    thickness: math.unit(0.03, "inches")
+                },
+                powerLineThin: {
+                    name: "Power Line (Thin)",
+                    thickness: math.unit(0.325, "inches")
+                },
+                powerLineThick: {
+                    name: "Power Line (Thick)",
+                    thickness: math.unit(0.720, "inches")
+                },
+                carbonNanotube: {
+                    name: "Carbon Nanotube",
+                    thickness: math.unit(4, "nm")
+                }
+
+            }
+
+            Object.entries(viewInfo).forEach(([key, value]) => {
+                views[key] = {
+                    attributes: {
+                        height: {
+                            name: "Height",
+                            power: 1,
+                            type: "length",
+                            base: math.multiply(value.thickness, 253.4385 / 5)
+                        },
+                        thickness: {
+                            name: "Thickness",
+                            power: 1,
+                            type: "length",
+                            base: value.thickness
+                        },
+                    },
+                    image: {
+                        source: "./media/objects/strand.svg"
+                    },
+                    name: value.name,
+                    rename: true
+                }
+        
+                if (value.mass) {
+                    views[key].attributes.mass = {
+                        name: "Mass",
+                        power: 3,
+                        type: "mass",
+                        base: value.mass
+                    };
+                }
+            });
+        
+            return makeEntity({ name: "Strand" }, views);
+        }
+    })
 
     
     results.sort((b1, b2) => {