forked from Rowland/EG
91 lines
3.1 KiB
Python
91 lines
3.1 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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缩放脚本 - 让对象产生呼吸般的缩放效果
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"""
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from core.script_system import ScriptBase
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import math
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class ScalerScript(ScriptBase):
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"""缩放脚本类"""
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def __init__(self):
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super().__init__()
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# 缩放参数
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self.base_scale = 1.0 # 基础缩放
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self.scale_amplitude = 0.3 # 缩放幅度
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self.scale_speed = 2.0 # 缩放速度 (周期/秒)
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self.uniform_scale = True # 是否统一缩放（所有轴）
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# 内部变量
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self.time_accumulator = 0.0 # 时间累积器
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self.original_scale = None # 原始缩放
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self.is_scaling = True # 是否正在缩放
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def start(self):
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"""脚本开始时调用"""
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self.log("缩放脚本启动！")
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self.log(f"缩放参数: 基础={self.base_scale}, 幅度={self.scale_amplitude}, 速度={self.scale_speed}")
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# 记录原始缩放
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self.original_scale = self.gameObject.getScale()
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self.log(f"原始缩放: {self.original_scale}")
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def update(self, dt):
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"""每帧更新"""
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if not self.is_scaling:
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return
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# 累积时间
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self.time_accumulator += dt
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# 计算正弦波缩放值
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sine_value = math.sin(self.time_accumulator * self.scale_speed * 2 * math.pi)
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scale_factor = self.base_scale + (self.scale_amplitude * sine_value)
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# 应用缩放
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if self.uniform_scale:
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# 统一缩放
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self.gameObject.setScale(scale_factor)
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else:
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# 非统一缩放（仅Z轴）
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current_scale = self.gameObject.getScale()
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self.gameObject.setScale(current_scale.getX(), current_scale.getY(), scale_factor)
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def set_scale_parameters(self, base=None, amplitude=None, speed=None, uniform=None):
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"""设置缩放参数"""
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if base is not None:
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self.base_scale = base
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if amplitude is not None:
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self.scale_amplitude = amplitude
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if speed is not None:
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self.scale_speed = speed
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if uniform is not None:
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self.uniform_scale = uniform
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self.log(f"缩放参数更新: 基础={self.base_scale}, 幅度={self.scale_amplitude}, 速度={self.scale_speed}")
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def toggle_scaling(self):
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"""切换缩放状态"""
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self.is_scaling = not self.is_scaling
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status = "恢复" if self.is_scaling else "暂停"
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self.log(f"缩放{status}")
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def reset_scale(self):
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"""重置到原始缩放"""
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if self.original_scale:
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self.gameObject.setScale(self.original_scale)
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self.time_accumulator = 0.0
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self.log("缩放已重置到原始值")
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def pulse_once(self):
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"""执行一次脉冲缩放"""
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self.time_accumulator = 0.0
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self.log("执行脉冲缩放")
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def on_destroy(self):
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"""脚本销毁时调用"""
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self.log("缩放脚本停止") |