ModelView

Author: monkstone

external_library/java/hemesh/hec_creator_model_view.rb

@@ -0,0 +1,41 @@
+load_library :hemesh
+java_import 'wblut.processing.WB_Render'
+include_package 'wblut.hemesh'
+
+attr_reader :meshes, :render, :mesh
+
+def setup
+  sketch_title 'HEC Creator Model View'
+  ArcBall.init(self)
+  creator = HEC_Icosahedron.new
+  # the default mode ignores Processing transforms
+  # creator.set_edge(40).setToWorldview # ignore Processing transforms
+  creator.set_edge(40).setToModelview(self) # use Processing transforms
+  @meshes = (0..27).map do |idx|
+    push_matrix
+    rotate_z(idx * PI / 6.0)
+    translate(200, 0, -260 + 20 * idx)
+    scale(idx * 0.06)
+    @mesh = HE_Mesh.new(creator)
+    pop_matrix
+    mesh
+  end
+  @render = WB_Render.new(self)
+end
+
+def draw
+  background(55)
+  directional_light(255, 255, 255, 1, 1, -1)
+  directional_light(127, 127, 127, -1, -1, 1)
+  meshes.each do |mesh|
+    stroke(0)
+    render.draw_edges(mesh)
+    no_stroke
+    render.draw_faces(mesh)
+  end
+end
+
+def settings
+  size(1000, 1000, P3D)
+  smooth(8)
+end

external_library/java/hemesh/hec_isosurface_image.rb

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+load_library :hemesh
+include_package 'wblut.hemesh'
+java_import 'wblut.processing.WB_Render'
+
+attr_reader :mesh, :render
+
+def settings
+  size(1000, 1000, P3D)
+  smooth(8)
+end
+
+def setup
+  sketch_title 'HEC_Isosurface_Image example'
+  ArcBall.init(self)
+  format_string = '/square-%03d.png' # format up to 3 leading zeroes
+  images = (1..360).map { |index| data_path(format(format_string, index)) }
+  creator = HEC_IsoSurface.new
+  creator.set_size(8, 8, 8)
+  creator.set_values(images.to_java(:string), self, 64, 64, 64)
+  creator.set_isolevel(128)
+  creator.set_invert(false)
+  creator.set_boundary(-20_000)
+  creator.set_gamma(0.3)
+  @mesh = HE_Mesh.new(creator)
+  @render = WB_Render.new(self)
+end
+
+def draw
+  background(55)
+  lights
+  no_stroke
+  render.draw_faces(mesh)
+  stroke(0)
+  render.draw_edges(mesh)
+end
+
+def key_pressed
+  return unless key == 's'
+  save_frame(data_path('example.png'))
+end