// V-Block
// Hold and support round workpieces.
// Categories: Manufacturing, Construction

// Set units in inches (in)
@settings(defaultLengthUnit = in)

// Define parameters
vBlockLength = 1 + 1 / 4
vBlockWidth = 3
vBlockHeight = 2 + 3 / 8
vAngle = 90deg
vDepth = 13 / 16
vWidth = vDepth * tan(vAngle / 2) * 2

slotHeight = 0.375
slotDepth = 0.375

// Create a sketch for the vBlock profile on the YZ plane
vBlockProfileSketch = startSketchOn(offsetPlane(YZ, offset = -vBlockLength / 2))

// Define the profile of the vBlock
vBlockProfile = sketch(on = vBlockProfileSketch) {
  line1 = line(start = [var -1.5in, var 0in], end = [var -1.5in, var 1in])
  line2 = line(start = [var -1.5in, var 1in], end = [var -1.13in, var 1in])
  coincident([line1.end, line2.start])
  line3 = line(start = [var -1.13in, var 1in], end = [var -1.13in, var 1.38in])
  coincident([line2.end, line3.start])
  line4 = line(start = [var -1.13in, var 1.38in], end = [var -1.5in, var 1.38in])
  coincident([line3.end, line4.start])
  line5 = line(start = [var -1.5in, var 1.38in], end = [var -1.5in, var 2.38in])
  coincident([line4.end, line5.start])
  line6 = line(start = [var -1.5in, var 2.38in], end = [var -0.81in, var 2.38in])
  coincident([line5.end, line6.start])
  line7 = line(start = [var -0.81in, var 2.38in], end = [var 0in, var 1.56in])
  coincident([line6.end, line7.start])
  line8 = line(start = [var 0in, var 1.56in], end = [var 0.81in, var 2.38in])
  coincident([line7.end, line8.start])
  line9 = line(start = [var 0.81in, var 2.38in], end = [var 1.5in, var 2.38in])
  coincident([line8.end, line9.start])
  line10 = line(start = [var 1.5in, var 2.38in], end = [var 1.5in, var 1.38in])
  coincident([line9.end, line10.start])
  line11 = line(start = [var 1.5in, var 1.38in], end = [var 1.13in, var 1.38in])
  coincident([line10.end, line11.start])
  line12 = line(start = [var 1.13in, var 1.38in], end = [var 1.13in, var 1in])
  coincident([line11.end, line12.start])
  line13 = line(start = [var 1.13in, var 1in], end = [var 1.5in, var 1in])
  coincident([line12.end, line13.start])
  line14 = line(start = [var 1.5in, var 1in], end = [var 1.5in, var 0in])
  coincident([line13.end, line14.start])
  line15 = line(start = [var 1.5in, var 0in], end = [var -1.5in, var 0in])
  coincident([line14.end, line15.start])
  vertical(line1)
  horizontal(line2)
  vertical(line3)
  horizontal(line4)
  vertical(line5)
  horizontal(line6)
  horizontal(line9)
  vertical(line10)
  horizontal(line11)
  vertical(line12)
  horizontal(line13)
  vertical(line14)
}

region001 = region(segments = [
  vBlockProfile.line1,
  vBlockProfile.line2
])
// Extrude the profile to create the v-block
vBlock = extrude(region001, length = vBlockLength)

// Side holes
sideHoleDistance = vBlockWidth / 3
sideHoleHeight = vBlockHeight / 2
sideHoleRadiuse = 1 / 4
sideHoleSketch = startSketchOn(vBlock, face = END)
sideHoleProfile = circle(sideHoleSketch, center = [-sideHoleDistance / 2, sideHoleHeight], radius = sideHoleRadiuse)
  |> patternLinear2d(
       %,
       instances = 2,
       distance = sideHoleDistance,
       axis = [1, 0],
     )
sideHoles = extrude(sideHoleProfile, length = -vBlockWidth)


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