fixes for composite

lib/mapknitterExporter.rb

@@ -246,15 +246,15 @@ def self.distort_warpables(scale, images, export, id)
   end
 
   # generate a tiff from all warpable images in this set
-  def self.generate_composite_tiff(coords, origin, placed_warpables, id, ordered)
+  def self.generate_composite_tiff(coords, origin, warpables, id, ordered)
     directory = "public/warps/#{id}/"
     composite_location = directory + id.to_s + '-geo.tif'
     geotiffs = ''
     minlat = nil
     minlon = nil
     maxlat = nil
     maxlon = nil
-    placed_warpables.each do |warpable|
+    warpables.each do |warpable|
       warpable['nodes'].each do |n|
         minlat = n['lat'] if minlat == nil || n['lat'] < minlat
         minlon = n['lon'] if minlon == nil || n['lon'] < minlon
@@ -265,7 +265,7 @@ def self.generate_composite_tiff(coords, origin, placed_warpables, id, ordered)
     first = true
     if ordered != true && placed_warpables.first.keys.include?('poly_area')
       # sort by area; this would be overridden by a provided order
-      warpables = placed_warpables.sort{ |a,b| b['poly_area'] <=> a['poly_area'] }
+      warpables = warpables.sort{ |a,b| b['poly_area'] <=> a['poly_area'] }
     end
     warpables.each do |warpable|
       wid = warpable['id'].to_s

mapknitter-exporter.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name        = 'mapknitter-exporter'
-  s.version     = '0.0.2'
+  s.version     = '0.0.3'
   s.date        = '2019-04-14'
   s.summary     = "The GDAL/ImageMagick-based exporter system from MapKnitter"
   s.description = "The GDAL/ImageMagick-based exporter system from MapKnitter"