Source Code for Module plugins.bottom

 1  """ 
 2  Bottom sets the bottom of the carving to the defined altitude. Adjusts the Z heights of each layer. 
 3   
 4  Credits: 
 5          Original Author: Enrique Perez (http://skeinforge.com) 
 6          Contributors: Please see the documentation in Skeinforge  
 7          Modifed as SFACT: Ahmet Cem Turan (github.com/ahmetcemturan/SFACT)       
 8   
 9  License:  
10          GNU Affero General Public License http://www.gnu.org/licenses/agpl.html 
11  """ 
12   
13  from fabmetheus_utilities import archive 
14  import os, sys, time, math, logging 
15  from config import config 
16   
17  logger = logging.getLogger(__name__) 
18  name = __name__ 
19   
20 -def performAction(slicedModel): 
21          "Align the model to the bottom of the printing plane" 
22          if not config.getboolean(name, 'active'): 
23                  logger.info("%s plugin is not active", name.capitalize()) 
24                  return 
25          BottomSkein(slicedModel).bottom() 
26           
27 -class BottomSkein: 
28          "A class to bottom a skein of extrusions." 
29 -        def __init__(self, slicedModel): 
30                  self.slicedModel = slicedModel 
31                  self.additionalHeightRatio = config.getfloat(name, 'additional.height.ratio') 
32                  self.altitude = config.getfloat(name, 'altitude') 
33                  self.layerThickness = config.getfloat('carve', 'layer.height') 
34                  self.perimeterWidth = config.getfloat('carve', 'extrusion.width') 
35                  self.decimalPlaces = config.getint('general', 'decimal.places') 
36   
37 -        def bottom(self): 
38                  "Parse svgText and store the bottom svgText." 
39                   
40                  fileName = self.slicedModel.runtimeParameters.inputFilename 
41                  svgText = self.slicedModel.svgText 
42                                   
43                  rotatedLoopLayers = self.slicedModel.rotatedLoopLayers 
44                   
45                  zMinimum = 987654321.0 
46                  for rotatedLoopLayer in rotatedLoopLayers: 
47                          zMinimum = min(rotatedLoopLayer.z, zMinimum) 
48                  deltaZ = self.altitude + self.additionalHeightRatio * self.layerThickness - zMinimum 
49                   
50                  for rotatedLoopLayer in rotatedLoopLayers: 
51                          rotatedLoopLayer.z += deltaZ 
52