Merge branch 'develop'
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@@ -342,33 +342,83 @@ def update_base_size_priority(layers):
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def transpose_rotate(layer, image):
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def transpose_rotate(layer, image):
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# transpose[0]是左右 transpose[1]是上下
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"""
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transpose = layer.get('transpose', [1, 1]) # 默认为1, 1代表不镜像
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融合镜像(transpose)和旋转(rotate)逻辑,计算实际旋转角度后执行图像变换,
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并调整粘贴位置以保持视觉中心一致
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rotate = layer.get('rotate', 0)
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参数:
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layer: 包含transpose、rotate、adaptive_position等属性的字典
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image: PIL Image对象,待处理的图像
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返回:
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tuple: (处理后的Image对象, 新的粘贴坐标(x, y))
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"""
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# 获取镜像状态(transpose[0]=左右,transpose[1]=上下;1=正常,-1=镜像)
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transpose = layer.get('transpose', [1, 1])
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is_mirrored_x = transpose[0] # 左右镜像状态
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is_mirrored_y = transpose[1] # 上下镜像状态
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# 获取原始旋转角度和粘贴位置
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original_rotate = layer.get('rotate', 0)
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paste_x, paste_y = layer['adaptive_position'][1], layer['adaptive_position'][0]
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paste_x, paste_y = layer['adaptive_position'][1], layer['adaptive_position'][0]
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original_w = image.width
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original_w = image.width
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original_h = image.height
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original_h = image.height
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# transpose左右是1 上下是-1
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if transpose[0] != 1:
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# 左右
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image = image.transpose(0)
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if transpose[1] != 1:
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# ------------------- 核心修改:计算实际旋转角度 -------------------
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# 上下
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# 结合镜像状态,计算需要实际执行的旋转角度
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image = image.transpose(1)
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actual_rotate = calculate_actual_rotate(original_rotate, is_mirrored_x, is_mirrored_y)
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print(f"actual_rotate:{actual_rotate}")
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# ------------------- 执行镜像变换 -------------------
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# 左右镜像(transpose[0] != 1 即-1,表示镜像)
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if is_mirrored_x != 1:
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image = image.transpose(0) # 假设transpose(0)对应左右翻转(需匹配你的PIL版本)
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if rotate:
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# 上下镜像(transpose[1] != 1 即-1,表示镜像)
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image = image.rotate(-rotate, expand=True)
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if is_mirrored_y != 1:
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# 4. 计算粘贴位置以保持视觉中心一致
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image = image.transpose(1) # 假设transpose(1)对应上下翻转
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# 原本 (15, 36) 是 288*288 的左上角,我们计算其中心点
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# ------------------- 执行旋转并调整粘贴位置 -------------------
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if actual_rotate != 0: # 只有实际旋转角度非0时才执行旋转
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# 注意:原代码中是rotate(-rotate),这里同步调整符号
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image = image.rotate(-actual_rotate, expand=True)
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# 计算粘贴位置以保持视觉中心一致
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# 原位置的中心点
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target_center_x = paste_x + original_w // 2
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target_center_x = paste_x + original_w // 2
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target_center_y = paste_y + original_h // 2
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target_center_y = paste_y + original_h // 2
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# 获取旋转后图像的新尺寸
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# 旋转后图像的新尺寸
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new_w, new_h = image.size
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new_w, new_h = image.size
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# 计算新的左上角坐标,使得旋转后的图像中心依然在原定的中心位置
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# 新的左上角坐标(保证中心不变)
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paste_x = target_center_x - new_w // 2
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paste_x = target_center_x - new_w // 2
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paste_y = target_center_y - new_h // 2
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paste_y = target_center_y - new_h // 2
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return image, (paste_x, paste_y)
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return image, (paste_x, paste_y)
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def calculate_actual_rotate(before_rotate, is_mirrored_x, is_mirrored_y):
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"""
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根据X/Y轴镜像状态计算实际的旋转角度,并标准化到0-360度
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参数:
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before_rotate: 原始旋转角度(数值类型)
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is_mirrored_x: X轴镜像状态,-1表示镜像,1表示正常
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is_mirrored_y: Y轴镜像状态,-1表示镜像,1表示正常
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返回:
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float/int: 标准化后的实际旋转角度(0-360度)
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"""
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actual_rotate = before_rotate
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# 根据镜像状态调整旋转角度
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if is_mirrored_x == -1 and is_mirrored_y == 1:
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actual_rotate = -before_rotate
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elif is_mirrored_x == 1 and is_mirrored_y == -1:
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actual_rotate = -before_rotate
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# elif is_mirrored_x == -1 and is_mirrored_y == -1:
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# actual_rotate = before_rotate + 180
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# 角度标准化到0-360度
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normalized_rotate = ((actual_rotate % 360) + 360) % 360
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return normalized_rotate
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