# File ../lib/roller/CWRP.rb, line 510 def write_xyz(stream) cell_size = terrain_cell_size reset_progress 'Exporting XYZ', @terrain_height.size @terrain_height.each_with_index do |row, y| y_value = y * cell_size row.each_with_index do |height, x| stream.printf("%11.3f %11.3f %11.3f\n", (x * cell_size), y_value, height) end increment_progress end terrain_grid_size * terrain_grid_size end