simplify

Author: monkstone

external_library/java/hemesh/simplify.rb

@@ -0,0 +1,53 @@
+load_library :hemesh
+include_package 'wblut.math'
+include_package 'wblut.processing'
+include_package 'wblut.core'
+include_package 'wblut.hemesh'
+include_package 'wblut.geom'
+
+attr_reader :mesh, :render, :old_mesh
+
+def settings
+  size(1000, 1000, P3D)
+  smooth(8)
+end
+
+def setup
+  sketch_title 'Simplify'
+  create_mesh
+  @render = WB_Render.new(self)
+  text_align(CENTER)
+  text_size(16)
+end
+
+def draw
+  background(120)
+  translate(width / 2, height / 2)
+  setup_lights
+  fill(255)
+  no_stroke
+  text('Click to reduce number of faces by 10%.', 0, 470);
+  render.draw_faces(mesh)
+  stroke(255, 0, 0, 100)
+  render.draw_edges(old_mesh)
+  stroke(0)
+  render.draw_edges(mesh)
+end
+
+def create_mesh
+  creator = HEC_Beethoven.new
+                         .set_scale(10)
+                         .set_zaxis(0, -1, 0)
+  @mesh = HE_Mesh.new(creator)
+  @old_mesh = mesh.get
+end
+
+def setup_lights
+  lights
+  directional_light(255, 255, 255, 1, 1, -1)
+  directional_light(127, 127, 127, -1, -1, 1)
+end
+
+def mouse_pressed
+  mesh.simplify(HES_TriDec.new.set_goal(0.9))
+end