Class: JennCad::Primitives::SubtractObject

Inherits:
BooleanObject show all
Defined in:
lib/jenncad/primitives/subtract_object.rb

Instance Attribute Summary

Attributes inherited from Primitive

#dimensions

Attributes inherited from Thing

#anchors, #angle, #calc_h, #calc_x, #calc_y, #calc_z, #csize, #diameter, #fn, #name, #opts, #parent, #parts, #pos, #shape, #sits_on, #transformations, #x, #y

Instance Method Summary collapse

Methods inherited from BooleanObject

#add, #add_or_new, #after_add, #get_primitives, #inherit_debug, #inherit_zref, #initialize, #only_additives_of

Methods inherited from Primitive

#feed_opts, #handle_diameter, #handle_margins, #initialize

Methods inherited from Thing

#anchor, #at, #auto_color, #auto_color!, #auto_extrude, #calculate_center_rotation, #calculated_h, #children_list, #color, #color_or_fallback, #color_parse, #copy_anchor, #copy_anchors, #cut_to, #dbg, #debug?, #find_calculated_h, #fixate, #flip, #flipc, #get_children, #get_contents, #ghost, #has_explicit_color?, #hide, #hl, #inherit_color, #init, #initialize, #is_2d?, #is_3d?, #mhx, #mhy, #mhz, #mirror, #mix, #miy, #miz, #modify_values, #modify_values!, #move, #movea, #moveai, #moveh, #movei, #multmatrix, #mx, #my, #mz, #on_top_of, #only, #only_color?, #openscad, #openscad_modifier, #option, #parse_xyz_shortcuts, #radians, #referenced_z, #reset, #reset_last_move, #rotate, #rotate_around, #rx, #ry, #rz, #scale, #set_anchor, #set_anchor_from, #set_auto_color, #set_auto_color_for_children, #set_flag, #set_heights_for_auto_extrude, #set_option, #set_parent, #skew, #to_mod, #top_of, #transform, #unset_flag, #z, #z=, #z_margin

Constructor Details

This class inherits a constructor from JennCad::Primitives::BooleanObject

Instance Method Details

#analyze_z_fighting ⇒ Object 



38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
 
# File 'lib/jenncad/primitives/subtract_object.rb', line 38

def analyze_z_fighting
  first = get_primitives(@parts.first).flatten
  others = get_primitives(@parts[1..-1]).flatten

  first_h = get_heights(first).uniq
  first_z = get_z(first).uniq
  #puts first.inspect
  if first_h.size > 1
#        puts "first item has multiple heights: #{first_h.inspect}"
    first_h.each do |h|
      compare_z(others, h, first_z.first)
    end
  else
    compare_z(others, first_h.first, first_z.first)
  end
  self
end

#compare_z(others, compare_h, compare_z) ⇒ Object 



56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
 
# File 'lib/jenncad/primitives/subtract_object.rb', line 56

def compare_z(others,compare_h,compare_z)
  others.each do |part|
    #puts part.inspect
    #puts "#{part.calc_z+part.calc_h} ; #{compare_h}"
    add_z = nil
    if part.respond_to? :z
      part.opts[:margins] ||= {}
      if part.referenced_z && part.z != 0.0 && part.is_3d?
        case part
        when JennCad::BooleanObject
        else
          # $log.debug part if part.opts[:debug]
          part.opts[:margins][:z] ||= 0.0
          unless part.opts[:margins][:z] == 0.2
            $log.debug "fixing possible z fighting for referenced object: #{part.class} #{part.z} 0.1 down" if part.opts[:debug]
            part.opts[:margins][:z] = 0.2
            part.mz(-0.1)
          end
        end
      elsif part.z == compare_h
        $log.debug "fixing possible z fighting: #{part.class} #{part.z}" if part.opts[:debug]
        add_z = 0.008
        move_z = -0.004
      elsif part.calc_z == compare_z
#            puts "z fighting at bottom: #{part.calc_z}"
        add_z = 0.004
       # part.z+=0.004
        move_z = -0.002
      elsif part.calc_z.to_d+part.calc_h.to_d == compare_h
#            puts "z fighting at top: #{compare_h}"
        #part.z+=0.004
        add_z = 0.004
        move_z = 0.002
      end

      if add_z && part.is_3d?
        if part.kind_of? Part
          part.modify_values(part, {z: add_z}, {mode: :add})
        end
        part.opts[:margins][:z] += add_z
        part.mz(move_z)
      end



    end
  end
end

#get_heights(obj) ⇒ Object 



18
19
20
21
22
23
24
25
26
 
# File 'lib/jenncad/primitives/subtract_object.rb', line 18

def get_heights(obj)
  res = []
  obj.each do |part|
    if part.respond_to? :calc_h
      res << part.calc_h
    end
  end
  res
end

#get_z(obj) ⇒ Object 



28
29
30
31
32
33
34
35
36
 
# File 'lib/jenncad/primitives/subtract_object.rb', line 28

def get_z(obj)
  res = []
  obj.each do |part|
    if part.respond_to? :calc_z
      res << part.calc_z
    end
  end
  res
end

#inherit_z ⇒ Object 



3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
# File 'lib/jenncad/primitives/subtract_object.rb', line 3

def inherit_z
  @z = 0
  @calc_z = parts.first.calc_z.to_d

  only_additives_of(@parts).each do |p|
    if option(:debug)
      $log.debug "inherit_z checks for: #{p}"
    end
    z = p.z.to_d
    @z = z if z > @z
  end
  $log.debug "inherit_z called, biggest z found: #{@z}" if option(:debug)

end