249 lines
7.8 KiB
Python
249 lines
7.8 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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选择功能测试 - 验证模型选择功能是否正常工作
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测试内容：
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1. 验证模型碰撞检测设置
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2. 测试射线检测和选择功能
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3. 验证选择框和坐标轴显示
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控制说明：
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- 鼠标左键：点击选择模型
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- I键：显示当前选择信息
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- C键：显示碰撞检测信息
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- S键：切换碰撞体显示（调试用）
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- R键：切换射线显示
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- Q键：退出
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"""
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import sys
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import os
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sys.path.append('..') # 添加父目录到路径
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from direct.showbase.ShowBase import ShowBase
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from panda3d.core import (CardMaker, Vec3, Point3, Material,
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ModelRoot, PandaNode, CollisionNode, CollisionSphere,
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BitMask32)
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from PyQt5.QtWidgets import QApplication
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def create_test_models(world):
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"""创建测试模型"""
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print("\n=== 创建测试模型 ===")
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# 创建几个简单的测试模型
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test_models = []
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positions = [
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(0, 0, 1), # 中心
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(5, 0, 1), # 右侧
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(-5, 0, 1), # 左侧
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(0, 5, 1), # 后方
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]
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colors = [
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(1, 0, 0, 1), # 红色
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(0, 1, 0, 1), # 绿色
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(0, 0, 1, 1), # 蓝色
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(1, 1, 0, 1), # 黄色
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]
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for i, (pos, color) in enumerate(zip(positions, colors)):
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# 创建立方体
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cm = CardMaker(f'test_cube_{i}')
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cm.setFrame(-1, 1, -1, 1)
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# 创建模型根节点
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model_root = world.render.attachNewNode(ModelRoot(f"TestCube_{i}"))
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# 创建6个面（简单立方体）
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faces = [
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# 前面和后面
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(0, 0, 1, 0, 0, 1), # 前面 Z+
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(0, 0, -1, 0, 0, -1), # 后面 Z-
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# 左面和右面
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(-1, 0, 0, 1, 0, 0), # 左面 X-
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(1, 0, 0, -1, 0, 0), # 右面 X+
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# 顶面和底面
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(0, 1, 0, 0, -1, 0), # 顶面 Y+
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(0, -1, 0, 0, 1, 0), # 底面 Y-
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]
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for j, (x, y, z, nx, ny, nz) in enumerate(faces):
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face = model_root.attachNewNode(cm.generate())
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face.setPos(x, y, z)
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if nx != 0: # X面
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face.setH(90 if nx > 0 else -90)
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elif ny != 0: # Y面
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face.setP(90 if ny > 0 else -90)
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# Z面保持默认朝向
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# 设置位置和颜色
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model_root.setPos(*pos)
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model_root.setColor(*color)
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# 创建材质
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material = Material()
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material.setDiffuse(color)
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material.setAmbient((0.2, 0.2, 0.2, 1.0))
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material.setSpecular((0.5, 0.5, 0.5, 1.0))
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material.setShininess(32.0)
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model_root.setMaterial(material)
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# 设置标签
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model_root.setTag("file", f"TestCube_{i}")
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model_root.setTag("is_model_root", "1")
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# 添加到场景管理器
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world.scene_manager.models.append(model_root)
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test_models.append(model_root)
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print(f"✓ 创建测试立方体 {i}: 位置{pos}, 颜色{color[:3]}")
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# 为所有模型设置碰撞检测
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print("\n=== 设置碰撞检测 ===")
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for model in test_models:
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world.scene_manager.setupCollision(model)
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print(f"✓ 为 {model.getName()} 设置碰撞检测")
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# 更新场景树
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world.scene_manager.updateSceneTree()
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print("✓ 测试模型创建完成")
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return test_models
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def show_collision_info(world):
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"""显示碰撞检测信息"""
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print("\n=== 碰撞检测信息 ===")
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for i, model in enumerate(world.scene_manager.models):
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print(f"\n模型 {i+1}: {model.getName()}")
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print(f"位置: {model.getPos()}")
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print(f"边界: {model.getBounds()}")
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# 查找碰撞节点
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collision_nodes = []
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for child in model.getChildren():
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if isinstance(child.node(), CollisionNode):
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collision_nodes.append(child)
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if collision_nodes:
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print(f"碰撞节点数量: {len(collision_nodes)}")
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for j, cnode in enumerate(collision_nodes):
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cn = cnode.node()
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print(f" 碰撞节点 {j+1}: {cn.getName()}")
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print(f" 碰撞掩码: {cn.getIntoCollideMask()}")
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print(f" 碰撞体数量: {cn.getNumSolids()}")
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for k in range(cn.getNumSolids()):
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solid = cn.getSolid(k)
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print(f" 碰撞体 {k+1}: {solid.__class__.__name__}")
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else:
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print("❌ 没有碰撞节点")
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print("==================")
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def show_selection_info(world):
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"""显示当前选择信息"""
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print("\n=== 当前选择信息 ===")
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selected = world.selection.getSelectedNode()
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if selected:
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print(f"选中节点: {selected.getName()}")
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print(f"位置: {selected.getPos()}")
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print(f"缩放: {selected.getScale()}")
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print(f"有选择框: {bool(world.selection.selectionBox)}")
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print(f"有坐标轴: {bool(world.selection.gizmo)}")
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else:
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print("当前没有选中任何节点")
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print(f"当前工具: {world.currentTool}")
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print("=================")
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def toggle_collision_display(world):
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"""切换碰撞体显示"""
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print("\n=== 切换碰撞体显示 ===")
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count = 0
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for model in world.scene_manager.models:
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for child in model.getChildren():
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if isinstance(child.node(), CollisionNode):
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if child.isHidden():
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child.show()
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count += 1
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else:
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child.hide()
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if count > 0:
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print(f"显示了 {count} 个碰撞体")
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else:
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print("隐藏了所有碰撞体")
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class SelectionTest(ShowBase):
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def __init__(self):
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ShowBase.__init__(self)
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# 导入我们的模块
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from main import MyWorld
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# 创建世界实例
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self.world = MyWorld()
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# 设置相机
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self.cam.setPos(0, -20, 10)
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self.cam.lookAt(0, 0, 0)
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# 创建测试模型
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self.test_models = create_test_models(self.world)
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# 设置键盘事件
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self.setupKeyEvents()
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print("\n=== 选择功能测试程序启动 ===")
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print("控制说明：")
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print("鼠标左键：点击选择模型")
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print("I键：显示当前选择信息")
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print("C键：显示碰撞检测信息")
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print("S键：切换碰撞体显示（调试用）")
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print("R键：切换射线显示")
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print("Q键：退出程序")
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print("================================")
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# 显示初始信息
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show_collision_info(self.world)
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def setupKeyEvents(self):
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"""设置键盘事件"""
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self.accept('i', self.showSelectionInfo)
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self.accept('c', self.showCollisionInfo)
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self.accept('s', self.toggleCollisionDisplay)
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self.accept('r', self.toggleRayDisplay)
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self.accept('q', self.quit)
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self.accept('escape', self.quit)
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def showSelectionInfo(self):
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"""显示选择信息"""
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show_selection_info(self.world)
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def showCollisionInfo(self):
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"""显示碰撞信息"""
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show_collision_info(self.world)
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def toggleCollisionDisplay(self):
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"""切换碰撞体显示"""
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toggle_collision_display(self.world)
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def toggleRayDisplay(self):
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"""切换射线显示"""
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self.world.toggleRayDisplay()
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print(f"射线显示: {'开启' if self.world.getRayDisplay() else '关闭'}")
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def quit(self):
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"""退出程序"""
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print("\n退出选择功能测试程序")
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sys.exit()
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if __name__ == "__main__":
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app = QApplication(sys.argv)
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test = SelectionTest()
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test.run() |