code: def get_single_stroke_on_full_image_A(
      x_id,
      y_id,
      valid_foregrounds,
      valid_alphas,
      param,
      original_img,
      render_size_x,
      render_size_y,
      patch_x,
      patch_y,
  ):
      """
      get_single_stroke_on_full_image_A
      """
      tmp_foreground = paddle.zeros_like(original_img)
  
      patch_y_num = original_img.shape[2] // patch_y
      patch_x_num = original_img.shape[3] // patch_x
  
      brush = valid_foregrounds.unsqueeze(0)
      color_map = param[5:]
      brush = brush.tile([1, 3, 1, 1])
      color_map = (
          color_map.unsqueeze(-1).unsqueeze(-1).unsqueeze(0)
      )  # .repeat(1, 1, H, W)
      brush = brush * color_map
  
      pad_l = x_id * patch_x
      pad_r = (patch_x_num - x_id - 1) * patch_x
      pad_t = y_id * patch_y
      pad_b = (patch_y_num - y_id - 1) * patch_y
      tmp_foreground = nn.functional.pad(
          brush, [pad_l, pad_r, pad_t, pad_b]
      )
      tmp_foreground = tmp_foreground[
          :,
          :,
          render_size_y // 10 : -render_size_y // 10,
          render_size_x // 10 : -render_size_x // 10,
      ]
  
      tmp_alpha = nn.functional.pad(
          valid_alphas.unsqueeze(0), [pad_l, pad_r, pad_t, pad_b]
      )
      tmp_alpha = tmp_alpha[
          :,
          :,
          render_size_y // 10 : -render_size_y // 10,
          render_size_x // 10 : -render_size_x // 10,
      ]
      return tmp_foreground, tmp_alpha
  
file_path: PaddleHub/modules/image/Image_gan/style_transfer/paint_transformer/render_serial.py
imports: import paddle
  import paddle.nn
  import paddle.nn.functional
  import numpy
  from PIL import Image
  import math
  import cv2
  import time
  from .render_utils import param2stroke, Dilation2d, Erosion2d
label_desc: Use image node_id 2 for calling a global function with example usage: get_single_stroke_on_full_image_A(x_id, y_id, valid_foregrounds, valid_alphas, param, original_img, render_size_x, render_size_y, patch_x, patch_y) and returns: tmp_foreground,  tmp_alpha