Test commit to see if PR previews work

art/test_pr_previews/index.js

@@ -0,0 +1,145 @@
+/*
+@title: 2 Point Perspective City Skyline
+@author: Henry M
+@snapshot: snapshot.png
+*/
+
+//For some reason the stars do not render in the snapshots. Hopefully this still gets approved!
+
+const width = 125;
+const height = 125;
+setDocDimensions(width, height);
+
+
+//Edit the parameters inside any draw() call to edit boxes, or call a new draw() inside one of the line arrays to make a new box
+//The star coordinate varibles too!
+
+
+function draw(horizon, VPX1, VPX2, FTV1, FTV2, MPX, MPY1, MPY2) {
+  const m_MP2_VP1 = (MPY2 - horizon) / (MPX - VPX1)
+  const m_MP1_VP1 = (MPY1 - horizon) / (MPX - VPX1)
+  const m_MP1_VP2 = (MPY1 - horizon) / (MPX - VPX2)
+  const m_MP2_VP2 = (MPY2 - horizon) / (MPX - VPX2)
+
+  const finalLines = [];
+
+  // create a polyline
+  const polyline = [
+    [MPX, MPY1],
+    [MPX, MPY2],
+    [(1 - FTV1) * (MPX), m_MP2_VP1 * (1 - FTV1) * MPX - m_MP2_VP1 * MPX + MPY2],
+    [(1 - FTV1) * (MPX), m_MP1_VP1 * (1 - FTV1) * MPX - m_MP1_VP1 * MPX + MPY1],
+    [MPX, MPY1],
+    [(1 + FTV2) * (MPX), m_MP1_VP2 * (1 + FTV2) * MPX - m_MP1_VP2 * MPX + MPY1],
+    [(1 + FTV2) * (MPX), m_MP2_VP2 * (1 + FTV2) * MPX - m_MP2_VP2 * MPX + MPY2],
+    [MPX, MPY2]
+  ];
+
+  return polyline;
+}
+
+function loss() {
+
+  const horizon = 67
+  const VP1 = 0
+  const VP2 = 125
+
+  const loss = [draw(horizon, VP1, VP2, 0.2, 0.2, 26, 67, 107),
+    draw(horizon, VP1, VP2, 0.11, 0.1, 72, 67, 107),
+    draw(horizon, VP1, VP2, 0.1, 0.1, 94, 67, 92),
+    draw(horizon, VP1, VP2, 0.1, 0.3, 43, 10, 62),
+    draw(horizon, VP1, VP2, 0.1, 0.3, 23, 10, 62),
+    draw(horizon, VP1, VP2, 0.2, 0.1, 104, 26, 39),
+    draw(horizon, VP1, VP2, 0.1, 0.1, 74, 11, 62),
+  ]
+  drawLines(loss)
+}
+
+function skyline() {
+  const horizon = 0
+  const vp1 = -150
+  const vp2 = 225
+
+  const star1X=81
+  const star1Y=110
+
+  const star2X=94
+  const star2Y=88
+
+  const star3X= 106
+  const star3Y= 110
+
+  const star4X= 93
+  const star4Y= 120
+
+  const star5X = 97
+  const star5Y = 102
+
+  const stars = [[
+    [star1X, star1Y],
+    [star1X+1,star1Y],
+    [star1X+1, star1Y+1],
+    [star1X, star1Y+1],
+    [star1X,star1Y+1]
+  ],
+  [
+    [star2X, star2Y],
+    [star2X+1,star2Y],
+    [star2X+1, star2Y+1],
+    [star2X, star2Y+1],
+    [star2X,star2Y]
+  ],
+  [
+    [star3X, star3Y],
+    [star3X+1,star3Y],
+    [star3X+1, star3Y+1],
+    [star3X, star3Y+1],
+    [star3X,star3Y]
+  ],
+  [
+    [star4X, star4Y],
+    [star4X+1,star4Y],
+    [star4X+1, star4Y+1],
+    [star4X, star4Y+1],
+    [star4X,star4Y]
+  ],
+  [
+    [star5X, star5Y],
+    [star5X+0.5,star5Y],
+    [star5X+0.5, star5Y+0.5],
+    [star5X, star5Y+0.5],
+    [star5X,star5Y]
+  ],
+  ]             
+
+  const bg = [
+    [0,0],
+    [0,125],
+    [125, 125],
+    [125, 0],
+    [0,0]
+  ];
+  const redBuildings = [
+    draw(horizon, vp1, vp2, 1, 1.3, 10, 0, 84),
+    draw(horizon, vp1, vp2, 0.199, 0.1, 103, 0, 35),
+  ]
+
+  const greenBuildings = [
+    draw(horizon, vp1, vp2, 0.343, 0.2, 35, 0, 57),
+    draw(horizon, vp1, vp2, 0.07, 0.0333, 121, 0, 65)
+  ]
+
+  const blueBuildings = [
+    draw(horizon, vp1, vp2, 0.24, 0.5, 55, 0, 109)
+  ]
+
+  drawLines([bg], {fill:"black"})
+  drawLines(stars, {fill:"yellow"})
+  drawLines(redBuildings, {fill: "red"})
+  drawLines(greenBuildings, {fill: "green"})
+  drawLines(blueBuildings, {fill: "blue"})
+
+}
+
+//loss()
+skyline()