359 lines
11 KiB
Python
359 lines
11 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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选择框边界测试脚本
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测试保存和加载场景后选择框是否正常显示
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"""
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import sys
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import os
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import tempfile
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import shutil
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# 添加项目路径
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sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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from main import MyWorld
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from PyQt5.QtWidgets import QApplication
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def test_selection_bounds():
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"""测试选择框边界问题"""
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print("=== 选择框边界测试 ===\n")
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# 创建应用程序
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app = QApplication.instance()
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if app is None:
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app = QApplication(sys.argv)
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# 创建世界
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world = MyWorld()
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return test_selection_bounds_with_world(world)
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def test_selection_bounds_with_world(world):
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"""使用提供的world实例测试选择框边界问题"""
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print("=== 选择框边界测试 ===\n")
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# 清理之前的测试数据
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world.models.clear()
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for child in world.render.getChildren():
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if child.getName() in ["test_cube", "fbx_model", "selectionBox", "gizmo"]:
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child.removeNode()
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print("1. 创建测试模型...")
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# 创建一个简单的测试立方体
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from panda3d.core import CardMaker
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cm = CardMaker("test_cube")
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cm.setFrame(-1, 1, -1, 1)
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# 创建立方体的6个面（使用ModelRoot确保保存/加载正常）
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from panda3d.core import ModelRoot
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model_root = ModelRoot("test_cube")
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cube = world.render.attachNewNode(model_root)
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# 前面
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front = cube.attachNewNode(cm.generate())
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front.setP(-90)
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front.setZ(1)
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front.setColor(1, 0, 0, 1)
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# 后面
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back = cube.attachNewNode(cm.generate())
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back.setP(-90)
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back.setZ(-1)
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back.setColor(0, 1, 0, 1)
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# 设置测试缩放（模拟FBX导入后的状态）
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cube.setScale(0.5, 0.5, 0.5)
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cube.setPos(2, 0, 1)
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# 设置碰撞检测
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world.scene_manager.setupCollision(cube)
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# 添加到模型列表
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world.models.append(cube)
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cube.setTag("file", "test_cube.fbx")
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cube.setTag("is_model_root", "1")
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print("✓ 测试模型创建完成")
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print(f" 位置: {cube.getPos()}")
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print(f" 缩放: {cube.getScale()}")
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print(f" 边界: {cube.getBounds().getMin()} 到 {cube.getBounds().getMax()}")
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print("\n2. 测试选择功能...")
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# 选择模型
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world.selection.updateSelection(cube)
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# 获取原始选择框信息
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original_bounds = cube.getBounds()
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original_pos = cube.getPos()
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original_scale = cube.getScale()
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print(f" 原始边界: {original_bounds.getMin()} 到 {original_bounds.getMax()}")
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print(f" 原始位置: {original_pos}")
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print(f" 原始缩放: {original_scale}")
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print("\n3. 保存场景...")
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# 创建临时文件
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temp_dir = tempfile.mkdtemp(prefix="bounds_test_")
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scene_file = os.path.join(temp_dir, "test_scene.bam")
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try:
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# 保存场景
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success = world.scene_manager.saveScene(scene_file)
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if success:
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print("✓ 场景保存成功")
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else:
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print("✗ 场景保存失败")
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return False
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print("\n4. 重新加载场景...")
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# 加载场景
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success = world.scene_manager.loadScene(scene_file)
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if success:
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print("✓ 场景加载成功")
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else:
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print("✗ 场景加载失败")
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return False
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print("\n5. 检查加载后的模型状态...")
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if not world.models:
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print("✗ 加载后没有找到模型")
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return False
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loaded_model = world.models[0]
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loaded_bounds = loaded_model.getBounds()
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loaded_pos = loaded_model.getPos()
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loaded_scale = loaded_model.getScale()
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print(f" 加载后边界: {loaded_bounds.getMin()} 到 {loaded_bounds.getMax()}")
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print(f" 加载后位置: {loaded_pos}")
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print(f" 加载后缩放: {loaded_scale}")
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print("\n6. 比较结果...")
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# 检查位置是否一致
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pos_diff = (loaded_pos - original_pos).length()
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scale_diff = (loaded_scale - original_scale).length()
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print(f" 位置差异: {pos_diff}")
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print(f" 缩放差异: {scale_diff}")
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# 检查边界大小
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original_size = (original_bounds.getMax() - original_bounds.getMin()).length()
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loaded_size = (loaded_bounds.getMax() - loaded_bounds.getMin()).length()
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size_diff = abs(loaded_size - original_size)
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print(f" 原始边界大小: {original_size:.3f}")
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print(f" 加载后边界大小: {loaded_size:.3f}")
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print(f" 边界大小差异: {size_diff:.3f}")
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print("\n7. 测试选择框...")
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# 选择加载后的模型
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world.selection.updateSelection(loaded_model)
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# 检查选择框是否创建成功
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if world.selection.selectionBox:
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print("✓ 选择框创建成功")
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else:
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print("✗ 选择框创建失败")
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return False
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print("\n=== 测试结果 ===")
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success = True
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if pos_diff < 0.01:
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print("✓ 位置信息正确恢复")
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else:
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print("✗ 位置信息恢复有误")
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success = False
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if scale_diff < 0.01:
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print("✓ 缩放信息正确恢复")
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else:
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print("✗ 缩放信息恢复有误")
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success = False
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if size_diff < 0.1:
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print("✓ 边界大小正常")
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else:
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print("✗ 边界大小异常")
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success = False
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if success:
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print("\n🎉 选择框边界测试通过！")
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print("保存和加载后选择框显示正常。")
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else:
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print("\n❌ 选择框边界测试失败。")
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print("需要进一步检查变换信息的保存和恢复。")
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return success
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except Exception as e:
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print(f"测试过程中出现错误: {str(e)}")
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import traceback
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traceback.print_exc()
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return False
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finally:
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# 清理临时文件
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try:
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shutil.rmtree(temp_dir)
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print(f"\n清理临时文件: {temp_dir}")
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except Exception as e:
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print(f"清理临时文件失败: {str(e)}")
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def test_fbx_simulation(world=None):
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"""模拟FBX模型的缩放标准化情况"""
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print("\n=== FBX缩放标准化测试 ===\n")
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# 重用现有的world实例，避免ShowBase冲突
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if world is None:
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# 创建应用程序
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app = QApplication.instance()
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if app is None:
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app = QApplication(sys.argv)
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# 创建世界
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world = MyWorld()
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else:
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# 清理之前的测试数据
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world.models.clear()
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for child in world.render.getChildren():
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if child.getName() in ["test_cube", "fbx_model", "selectionBox", "gizmo"]:
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child.removeNode()
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print("1. 创建模拟FBX模型（大缩放值）...")
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# 创建一个模拟FBX导入的模型结构
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from panda3d.core import CardMaker, ModelRoot
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# 创建根节点（使用ModelRoot确保保存/加载正常）
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model_root_node = ModelRoot("fbx_model")
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model_root = world.render.attachNewNode(model_root_node)
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# 创建子节点，模拟FBX的大缩放值
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child_node = model_root.attachNewNode("mesh_node")
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child_node.setScale(100, 100, 100) # 模拟FBX的厘米到米转换问题
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# 创建几何体
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cm = CardMaker("geometry")
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cm.setFrame(-0.01, 0.01, -0.01, 0.01) # 很小的几何体，配合大缩放
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geom = child_node.attachNewNode(cm.generate())
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geom.setColor(0, 0, 1, 1)
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# 应用标准化（模拟导入时的处理）
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print("2. 应用缩放标准化...")
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normalize_factor = 0.01 # 1/100
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child_node.setScale(child_node.getScale() * normalize_factor)
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child_node.setPos(child_node.getPos() * normalize_factor)
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print(f" 标准化后缩放: {child_node.getScale()}")
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print(f" 标准化后位置: {child_node.getPos()}")
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# 设置模型根的标准变换
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model_root.setPos(0, 5, 0)
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model_root.setScale(2, 2, 2)
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# 设置碰撞检测
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world.scene_manager.setupCollision(model_root)
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# 添加到模型列表
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world.models.append(model_root)
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model_root.setTag("file", "test_fbx.fbx")
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model_root.setTag("is_model_root", "1")
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model_root.setTag("scale_normalization_applied", "true")
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print(f" 模型根位置: {model_root.getPos()}")
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print(f" 模型根缩放: {model_root.getScale()}")
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print(f" 模型边界: {model_root.getBounds().getMin()} 到 {model_root.getBounds().getMax()}")
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# 继续使用与前面测试相同的流程
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print("\n3. 保存和加载测试...")
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# 创建临时文件
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temp_dir = tempfile.mkdtemp(prefix="fbx_bounds_test_")
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scene_file = os.path.join(temp_dir, "fbx_test_scene.bam")
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try:
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# 保存场景
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world.scene_manager.saveScene(scene_file)
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# 记录原始状态
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original_bounds = model_root.getBounds()
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original_pos = model_root.getPos()
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original_scale = model_root.getScale()
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# 重新加载
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world.scene_manager.loadScene(scene_file)
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# 检查结果
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if world.models:
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loaded_model = world.models[0]
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loaded_bounds = loaded_model.getBounds()
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loaded_pos = loaded_model.getPos()
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loaded_scale = loaded_model.getScale()
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print(f" 原始边界大小: {(original_bounds.getMax() - original_bounds.getMin()).length():.3f}")
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print(f" 加载后边界大小: {(loaded_bounds.getMax() - loaded_bounds.getMin()).length():.3f}")
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pos_diff = (loaded_pos - original_pos).length()
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scale_diff = (loaded_scale - original_scale).length()
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print(f" 位置差异: {pos_diff:.6f}")
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print(f" 缩放差异: {scale_diff:.6f}")
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if pos_diff < 0.01 and scale_diff < 0.01:
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print("✓ FBX模拟测试通过")
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return True
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else:
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print("✗ FBX模拟测试失败")
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return False
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else:
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print("✗ 加载后没有找到模型")
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return False
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finally:
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# 清理临时文件
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try:
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shutil.rmtree(temp_dir)
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except:
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pass
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if __name__ == "__main__":
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print("选择框边界问题测试\n")
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# 创建应用程序
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app = QApplication.instance()
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if app is None:
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app = QApplication(sys.argv)
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# 创建世界（只创建一次）
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world = MyWorld()
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# 运行基础测试
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test1_result = test_selection_bounds_with_world(world)
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# 运行FBX模拟测试
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test2_result = test_fbx_simulation(world)
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print(f"\n=== 最终测试结果 ===")
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print(f"基础边界测试: {'通过' if test1_result else '失败'}")
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print(f"FBX模拟测试: {'通过' if test2_result else '失败'}")
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if test1_result and test2_result:
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print("\n🎉 所有测试通过！选择框边界问题已修复。")
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else:
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print("\n❌ 部分测试失败，需要进一步调试。") |