Class: Cosmos::StlShape

Inherits:
GlShape show all
Defined in:
lib/cosmos/gui/opengl/stl_shape.rb

Constant Summary collapse

@@splash = 
nil

Instance Attribute Summary collapse

Attributes inherited from GlShape

#base_color, #click_handler, #color, #doubleclick_handler, #dragable, #position, #rotation_x, #rotation_y, #rotation_z, #tipText

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from GlShape

#drag, #draw, #handle_click, #handle_doubleclick, #hit, #identify

Constructor Details

#initialize(x, y, z) ⇒ StlShape

Returns a new instance of StlShape.



25
26
27
28
29
30
31
32
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 25

def initialize(x, y, z)
  super(x, y, z)
  @mystl = StlReader.new
  @show_load_progress = false
  @stl_scaling_factor = 1.0
  @stl_file = nil
  @progress_dialog = nil
end

Instance Attribute Details

#show_load_progress ⇒ Object

Returns the value of attribute show_load_progress.



22
23
24
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 22

def show_load_progress
  @show_load_progress
end

#stl_file ⇒ Object

Returns the value of attribute stl_file.



20
21
22
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 20

def stl_file
  @stl_file
end

#stl_scaling_factor ⇒ Object

Returns the value of attribute stl_scaling_factor.



21
22
23
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 21

def stl_scaling_factor
  @stl_scaling_factor
end

#window ⇒ Object

Returns the value of attribute window.



23
24
25
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 23

def window
  @window
end

Class Method Details

.splash=(splash) ⇒ Object 



85
86
87
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 85

def self.splash=(splash)
  @@splash = splash
end

Instance Method Details

#drawshape(viewer) ⇒ Object

Draw the StlShape



58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 58

def drawshape(viewer)
  @viewer = viewer

  GL.PushMatrix
    GL.Enable(GL::BLEND)
    GL.BlendFunc(GL::SRC_ALPHA, GL::ONE_MINUS_SRC_ALPHA)
    GL.Color4f(@color[0], @color[1], @color[2], @color[3])
    GL.Rotate(@rotation_x, 1.0, 0.0, 0.0) if @rotation_x
    GL.Rotate(@rotation_y, 0.0, 1.0, 0.0) if @rotation_y
    GL.Rotate(@rotation_z, 0.0, 0.0, 1.0) if @rotation_z
    GL.Material(GL::FRONT_AND_BACK, GL::AMBIENT_AND_DIFFUSE, @color)
    draw_stl()
    GL.Disable(GL::BLEND)
  GL.PopMatrix
end

#export ⇒ Object 



74
75
76
77
78
79
80
81
82
83
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 74

def export
  string =  "STL_FILE \"#{@stl_file}\" #{@stl_scaling_factor}\n"
  string << "  TIP_TEXT \"#{@tipText}\"\n" if @tipText
  string << "  COLOR #{color[0]} #{color[1]} #{color[2]} #{color[3]}\n"
  string << "  POSITION #{self.position[0]} #{self.position[1]} #{self.position[2]}\n"
  string << "  ROTATION_X #{@rotation_x}\n" if @rotation_x
  string << "  ROTATION_Y #{@rotation_y}\n" if @rotation_y
  string << "  ROTATION_Z #{@rotation_z}\n" if @rotation_z
  return string
end

#load_stl ⇒ Object 



34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
 
# File 'lib/cosmos/gui/opengl/stl_shape.rb', line 34

def load_stl
  if @show_load_progress
    load_setup()
    estimate = @mystl.estimate_num_triangles(@stl_file)
    total_read = 0
    num_read = 1
    while num_read > 0
      num_read = @mystl.process_with_progress(@stl_file, @stl_scaling_factor)
      total_read += num_read
      progress = total_read.to_f / estimate.to_f
      if @@splash
        @@splash.progress = progress
      else
        @progress_dialog.set_overall_progress(progress)
      end
    end
    @progress_dialog.dispose if @progress_dialog
    @progress_dialog = nil
  else
    @mystl.process(@stl_file, @stl_scaling_factor)
  end
end