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| import numpy as np
from dataclasses import dataclass
from typing import Dict, List, Tuple
from enum import Enum
class ScenarioType(Enum):
"""场景类型"""
D_01 = "D-01"
D_02 = "D-02"
D_03 = "D-03"
D_04 = "D-04"
D_05 = "D-05"
F_01 = "F-01"
F_02 = "F-02"
F_03 = "F-03"
U_01 = "U-01"
U_02 = "U-02"
U_03 = "U-03"
@dataclass
class ScenarioConfig:
"""场景配置"""
scenario_type: ScenarioType
trigger_duration: float
detection_deadline: float
warning_level: int
pass_accuracy: float
SCENARIO_CONFIGS = {
ScenarioType.D_01: ScenarioConfig(ScenarioType.D_01, 3.0, 3.0, 1, 0.9),
ScenarioType.D_02: ScenarioConfig(ScenarioType.D_02, 3.0, 3.0, 1, 0.9),
ScenarioType.D_03: ScenarioConfig(ScenarioType.D_03, 3.0, 3.0, 1, 0.9),
ScenarioType.D_04: ScenarioConfig(ScenarioType.D_04, 3.0, 3.0, 1, 0.9),
ScenarioType.D_05: ScenarioConfig(ScenarioType.D_05, 3.0, 3.0, 1, 0.9),
ScenarioType.F_01: ScenarioConfig(ScenarioType.F_01, 5.0, 5.0, 2, 0.9),
ScenarioType.F_02: ScenarioConfig(ScenarioType.F_02, 120.0, 120.0, 2, 0.9),
ScenarioType.F_03: ScenarioConfig(ScenarioType.F_03, 2.0, 2.0, 2, 0.95),
ScenarioType.U_01: ScenarioConfig(ScenarioType.U_01, 10.0, 15.0, 2, 0.9),
ScenarioType.U_02: ScenarioConfig(ScenarioType.U_02, 10.0, 15.0, 2, 0.9),
ScenarioType.U_03: ScenarioConfig(ScenarioType.U_03, 10.0, 10.0, 2, 0.9),
}
class DSMSimulator:
"""DMS 场景模拟器"""
def __init__(self):
self.current_scenario = None
self.elapsed_time = 0
def start_scenario(self, scenario_type: ScenarioType):
"""开始场景"""
self.current_scenario = SCENARIO_CONFIGS[scenario_type]
self.elapsed_time = 0
def update(self, dt: float,
dms_detection: bool,
warning_issued: bool) -> Dict:
"""更新场景状态
Args:
dt: 时间步长（秒）
dms_detection: DMS 是否检测到
warning_issued: 是否发出警告
Returns:
{
'elapsed_time': float,
'scenario_complete': bool,
'detection_success': bool,
'timing_success': bool
}
"""
self.elapsed_time += dt
config = self.current_scenario
scenario_complete = self.elapsed_time >= config.trigger_duration + config.detection_deadline
detection_success = dms_detection and self.elapsed_time >= config.trigger_duration
timing_success = (
warning_issued and
self.elapsed_time >= config.trigger_duration and
self.elapsed_time <= config.trigger_duration + config.detection_deadline
)
return {
'elapsed_time': self.elapsed_time,
'scenario_complete': scenario_complete,
'detection_success': detection_success,
'timing_success': timing_success
}
class TestRunner:
"""测试运行器"""
def __init__(self):
self.simulator = DSMSimulator()
self.results = []
def run_all_scenarios(self, dms_system) -> Dict:
"""运行所有场景
Args:
dms_system: DMS 系统实例
Returns:
{
'total_scenarios': int,
'passed_scenarios': int,
'overall_accuracy': float,
'scenario_results': dict
}
"""
scenario_results = {}
for scenario_type in ScenarioType:
result = self._run_single_scenario(scenario_type, dms_system)
scenario_results[scenario_type.value] = result
total = len(scenario_results)
passed = sum(1 for r in scenario_results.values() if r['passed'])
accuracy = passed / total if total > 0 else 0
return {
'total_scenarios': total,
'passed_scenarios': passed,
'overall_accuracy': accuracy,
'scenario_results': scenario_results
}
def _run_single_scenario(self,
scenario_type: ScenarioType,
dms_system) -> Dict:
"""运行单个场景"""
self.simulator.start_scenario(scenario_type)
frame_rate = 30
dt = 1.0 / frame_rate
detections = []
warnings = []
while True:
sim_input = self._generate_simulated_input(scenario_type)
detection = dms_system.detect(sim_input)
result = self.simulator.update(
dt,
detection['detected'],
detection.get('warning_issued', False)
)
detections.append(detection['detected'])
if result['scenario_complete']:
break
config = SCENARIO_CONFIGS[scenario_type]
detection_accuracy = sum(detections[-30:]) / 30 if len(detections) >= 30 else 0
passed = detection_accuracy >= config.pass_accuracy
return {
'scenario': scenario_type.value,
'detection_accuracy': detection_accuracy,
'required_accuracy': config.pass_accuracy,
'passed': passed,
'warning_level': config.warning_level
}
def _generate_simulated_input(self, scenario_type: ScenarioType) -> Dict:
"""生成模拟输入"""
if scenario_type == ScenarioType.D_01:
return {
'gaze_pitch': -25,
'gaze_yaw': 0,
'eyes_detected': True
}
elif scenario_type == ScenarioType.F_01:
return {
'eye_closure': 0.9,
'gaze_pitch': 0,
'gaze_yaw': 0,
'eyes_detected': True
}
else:
return {
'gaze_pitch': 0,
'gaze_yaw': 0,
'eyes_detected': True
}
|