more intuitive point delete from polygons

Dependencies

• [2] FBDRL6LH delete points or shapes
• [3] HWPK4SMP new mode: manhattan
• [4] WDWXNW7V slightly strange way to move points
• [5] IFGAJAF7 add a level of indirection to vertices of shapes
• [*] OTIBCAUJ love2d scaffold
• [*] 6LJZN727 handle chords
• [*] ZOOY3ME4 new mode: circle arc

Change contents

• replacement in main.lua at line 569
  [2.771]→[2.771:804](∅→∅)
  − shape.mode = 'deleted'
  [2.771]

  [2.804]
  + if shape.mode == 'polygon' then

  + local idx = table.find(shape.vertices, i)

  + assert(idx)

  + table.remove(shape.vertices, idx)

  + if #shape.vertices < 3 then

  + shape.mode = 'deleted'

  + end

  + else

  + shape.mode = 'deleted'

  + end
• edit in main.lua at line 663
  [2.1237]→[2.1237:1270](∅→∅)
  − print(p, shape.p1, shape.p2)
• edit in main.lua at line 719
  [8.371]

  [9.2486]
  + end

  +

  + function table.find(h, x)

  + for k,v in pairs(h) do

  + if v == x then

  + return k

  + end

  + end