Files

102 lines
4.1 KiB
Python

import torch
from PIL import Image, ImageChops
from .imagefunc import log, tensor2pil, pil2tensor, gradient, RGB_to_Hex, chop_image_v2, chop_mode_v2
class GradientOverlayV2:
def __init__(self):
self.NODE_NAME = 'GradientOverlayV2'
@classmethod
def INPUT_TYPES(self):
return {
"required": {
"background_image": ("IMAGE", ), #
"layer_image": ("IMAGE",), #
"invert_mask": ("BOOLEAN", {"default": True}), # 反转mask
"blend_mode": (chop_mode_v2,), # 混合模式
"opacity": ("INT", {"default": 100, "min": 0, "max": 100, "step": 1}), # 透明度
"start_color": ("STRING", {"default": "#FFBF30"}), # 渐变开始颜色
"start_alpha": ("INT", {"default": 255, "min": 0, "max": 255, "step": 1}),
"end_color": ("STRING", {"default": "#FE0000"}), # 渐变结束颜色
"end_alpha": ("INT", {"default": 255, "min": 0, "max": 255, "step": 1}),
"angle": ("INT", {"default": 0, "min": -180, "max": 180, "step": 1}), # 渐变角度
},
"optional": {
"layer_mask": ("MASK",), #
}
}
RETURN_TYPES = ("IMAGE",)
RETURN_NAMES = ("image",)
FUNCTION = 'gradient_overlay_v2'
CATEGORY = '😺dzNodes/LayerStyle'
def gradient_overlay_v2(self, background_image, layer_image,
invert_mask, blend_mode, opacity,
start_color, start_alpha, end_color, end_alpha, angle,
layer_mask=None
):
b_images = []
l_images = []
l_masks = []
ret_images = []
for b in background_image:
b_images.append(torch.unsqueeze(b, 0))
for l in layer_image:
l_images.append(torch.unsqueeze(l, 0))
m = tensor2pil(l)
if m.mode == 'RGBA':
l_masks.append(m.split()[-1])
if layer_mask is not None:
if layer_mask.dim() == 2:
layer_mask = torch.unsqueeze(layer_mask, 0)
l_masks = []
for m in layer_mask:
if invert_mask:
m = 1 - m
l_masks.append(tensor2pil(torch.unsqueeze(m, 0)).convert('L'))
if len(l_masks) == 0:
log(f"Error: {self.NODE_NAME} skipped, because the available mask is not found.", message_type='error')
return (background_image,)
max_batch = max(len(b_images), len(l_images), len(l_masks))
width, height = tensor2pil(l_images[0]).size
_gradient = gradient(start_color, end_color, width, height, float(angle))
start_color = RGB_to_Hex((start_alpha, start_alpha, start_alpha))
end_color = RGB_to_Hex((end_alpha, end_alpha, end_alpha))
comp_alpha = gradient(start_color, end_color, width, height, float(angle))
comp_alpha = ImageChops.invert(comp_alpha).convert('L')
for i in range(max_batch):
background_image = b_images[i] if i < len(b_images) else b_images[-1]
layer_image = l_images[i] if i < len(l_images) else l_images[-1]
_mask = l_masks[i] if i < len(l_masks) else l_masks[-1]
# preprocess
_canvas = tensor2pil(background_image).convert('RGB')
_layer = tensor2pil(layer_image).convert('RGB')
if _mask.size != _layer.size:
_mask = Image.new('L', _layer.size, 'white')
log(f"Warning: {self.NODE_NAME} mask mismatch, dropped!", message_type='warning')
# 合成layer
_comp = chop_image_v2(_layer, _gradient, blend_mode, opacity)
if start_alpha < 255 or end_alpha < 255:
_comp.paste(_layer, comp_alpha)
_canvas.paste(_comp, mask=_mask)
ret_images.append(pil2tensor(_canvas))
log(f"{self.NODE_NAME} Processed {len(ret_images)} image(s).", message_type='finish')
return (torch.cat(ret_images, dim=0),)
NODE_CLASS_MAPPINGS = {
"LayerStyle: GradientOverlay V2": GradientOverlayV2
}
NODE_DISPLAY_NAME_MAPPINGS = {
"LayerStyle: GradientOverlay V2": "LayerStyle: GradientOverlay V2"
}