72 lines
2.8 KiB
Python
72 lines
2.8 KiB
Python
from .imagefunc import *
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class DropShadow:
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def __init__(self):
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pass
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@classmethod
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def INPUT_TYPES(self):
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chop_mode = ['normal','multply','screen','add','subtract','difference','darker','lighter']
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return {
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"required": {
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"background_image": ("IMAGE", ), #
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"layer_image": ("IMAGE",), #
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"layer_mask": ("MASK",), #
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"invert_mask": ("BOOLEAN", {"default": True}), # 反转mask
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"blend_mode": (chop_mode,), # 混合模式
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"opacity": ("INT", {"default": 50, "min": 0, "max": 100, "step": 1}), # 透明度
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"distance_x": ("INT", {"default": 5, "min": -9999, "max": 9999, "step": 1}), # x_偏移
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"distance_y": ("INT", {"default": 5, "min": -9999, "max": 9999, "step": 1}), # y_偏移
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"grow": ("INT", {"default": 2, "min": -9999, "max": 9999, "step": 1}), # 扩张
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"blur": ("INT", {"default": 15, "min": 0, "max": 100, "step": 1}), # 模糊
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"shadow_color": ("STRING", {"default": "#000000"}), # 背景颜色
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},
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"optional": {
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# "test_mask": ("MASK",), #
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}
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}
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RETURN_TYPES = ("IMAGE", "MASK",)
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RETURN_NAMES = ("image", "shadow_mask",)
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FUNCTION = 'drop_shadow'
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CATEGORY = '😺dzNodes'
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OUTPUT_NODE = True
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def drop_shadow(self, background_image, layer_image, layer_mask,
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invert_mask, blend_mode, opacity, distance_x, distance_y,
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grow, blur, shadow_color,
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):
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distance_x = -distance_x
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distance_y = -distance_y
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# 处理阴影mask
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if invert_mask:
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layer_mask = 1 - layer_mask
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_layer = tensor2pil(layer_image)
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_mask = mask2image(layer_mask)
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if distance_x != 0 or distance_y != 0:
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_mask = shift_image(_mask, distance_x, distance_y) # 位移
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shadow_mask = expand_mask(image2mask(_mask), grow, blur, 0) #扩张，模糊
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# 合成阴影
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shadow_color = Image.new("RGB", _layer.size, color=shadow_color)
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alpha = tensor2pil(shadow_mask).convert('L')
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_canvas = tensor2pil(background_image)
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_shadow = chop_image(tensor2pil(background_image), shadow_color, blend_mode, opacity)
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_canvas.paste(_shadow, mask=alpha)
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# 合成layer
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alpha = tensor2pil(layer_mask).convert('L')
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_canvas.paste(_layer, mask=alpha)
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ret_image = _canvas
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ret_mask = shadow_mask
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return (pil2tensor(ret_image), ret_mask,)
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NODE_CLASS_MAPPINGS = {
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"LayerStyle_DropShadow": DropShadow
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}
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NODE_DISPLAY_NAME_MAPPINGS = {
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"LayerStyle_DropShadow": "Layer Style: Drop Shadow"
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} |