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@@ -11,65 +11,64 @@ import (
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type Object struct {
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- ID uint32
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- StableAge int
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- LastExistTime float64
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+ ID uint32
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+ StableFrame int
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+ LastExistingTime float64
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}
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var objectsStability = make(map[uint32]Object)
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-// speedCheck 目标物速度检测
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-func speedCheck(obj *pjisuv_msgs.PerceptionObject) bool {
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- var targetMinSpeed float32 = 2 / 3.6 // m/s
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- var targetMaxSpeed float32 = 20 / 3.6 // m/s
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-
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- if targetMinSpeed < obj.Speed && obj.Speed < targetMaxSpeed {
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- return true
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- }
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- return false
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-}
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+const (
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+ Cgcs2000X = 456256.260152
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+ Cgcs2000Y = 4397809.886833
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+ MinStableFrameCount = 5
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+ MaxTimeBetweenFrame = 0.5
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+)
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// typeCheck 目标物类型检测
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// × 金龙车:CAR_TYPE=0, TRUCK_TYPE=1, PEDESTRIAN_TYPE=2, CYCLIST_TYPE=3, UNKNOWN_TYPE=4, UNKNOWN_MOVABLE_TYPE=5, UNKNOWN_UNMOVABLE_TYPE=6
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// √ 多功能车:UNKNOWN TYPE=O, PEDESTRIAN TYPE=1, CAR TYPE=2, TRUCK TYPE=3, Bicycle TYPE=4, Tricycle TYPE=5, Traffic Cone TYPE=6
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func typeCheck(obj *pjisuv_msgs.PerceptionObject) bool {
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- var targetType uint8 = 3
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+ const targetType uint8 = 0
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- if targetType == obj.Type {
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- return true
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- }
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- return false
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+ return targetType == obj.Type
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}
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// sizeCheck 目标物大小检测
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func sizeCheck(obj *pjisuv_msgs.PerceptionObject) bool {
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// 多功能车
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- var targetMinLength float32 = 3.6 // m
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- var targetMinWidth float32 = 1.605 // m
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- var targetMinHeight float32 = 1.995 // m
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+ const targetMinLength = 3.6 // m
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+ const targetMinWidth = 1.605 // m
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+ const targetMinHeight = 1.995 // m
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// 金龙车
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//targetMinLength := 5.99
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//targetMinWidth := 2.065
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//targetMinHeight := 2.82
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- if obj.Length > targetMinLength || obj.Width > targetMinWidth || obj.Height > targetMinHeight {
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- return true
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+ // 至少满足两个条件
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+ counter := 0
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+ if obj.Length >= targetMinLength {
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+ counter++
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+ }
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+ if obj.Width >= targetMinWidth {
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+ counter++
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}
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- return false
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+ if obj.Height >= targetMinHeight {
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+ counter++
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+ }
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+
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+ return counter > 1
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}
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// posCheck 判断目标物位置关系
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func posCheck(obj *pjisuv_msgs.PerceptionObject) bool {
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- laneWidth := 3.5 // m
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+ const laneWidth = 3.5 // m
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- if obj.X > 0 && math.Abs(float64(obj.Y)) < laneWidth*1.5 {
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- return true
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- }
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- return false
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+ return obj.X > 0 && math.Abs(float64(obj.Y)) < laneWidth*1.5
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}
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-// Rule 感知算法识别大车、有车辆在前方车道且低速行驶
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+// Rule 检测前方未知大目标物
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func Rule(msg *pjisuv_msgs.PerceptionObjects) string {
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defer func() {
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if r := recover(); r != nil {
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@@ -77,68 +76,49 @@ func Rule(msg *pjisuv_msgs.PerceptionObjects) string {
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}
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}()
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- CGCS2000_X := 456256.260152
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- CGCS2000_Y := 4397809.886833
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- existingFrameThreshold := 5 // frame
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- existingTimeThreshold := 0.5 // s
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-
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- //for _, obj := range msg.Objs {
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- // //fmt.Println(fmt.Sprintf("id: [%d], type: [%d], x/yrel: [%f, %f], x/yabs: [%f, %f], speed: [%f], size: [%f/%f/%f]",
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- // // obj.Id, obj.Type, obj.X, obj.Y, obj.Xabs-CGCS2000_X, obj.Yabs-CGCS2000_Y, obj.Speed, obj.Length, obj.Width, obj.Height))
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- //
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- // // todo: 对各判断条件单独进行稳定性校验?
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- // if speedCheck(&obj) && posCheck(&obj) && (typeCheck(&obj) || sizeCheck(&obj)) {
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- // fmt.Println(fmt.Sprintf("id: [%d], type: [%d], x/yrel: [%f, %f], x/yabs: [%f, %f], speed: [%f], size: [%f/%f/%f]",
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- // obj.Id, obj.Type, obj.X, obj.Y, obj.Xabs-CGCS2000_X, obj.Yabs-CGCS2000_Y, obj.Speed, obj.Length, obj.Width, obj.Height))
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- // //fmt.Println("!!!")
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- // return "LowSpdTruckAhead"
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- // }
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- //}
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- //return ""
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-
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fmt.Println()
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- fmt.Println(time.Unix(int64(msg.Header.TimeStamp), int64(msg.Header.TimeStamp*1e9)%1e9).Format(time.StampNano))
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for _, obj := range msg.Objs {
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//fmt.Println(fmt.Sprintf("id: [%d], type: [%d], x/yrel: [%f, %f], x/yabs: [%f, %f], speed: [%f], size: [%f/%f/%f]",
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// obj.Id, obj.Type, obj.X, obj.Y, obj.Xabs-CGCS2000_X, obj.Yabs-CGCS2000_Y, obj.Speed, obj.Length, obj.Width, obj.Height))
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// 判断目标物是否满足筛选条件
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- if speedCheck(&obj) && posCheck(&obj) && (typeCheck(&obj) || sizeCheck(&obj)) {
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+ if typeCheck(&obj) && posCheck(&obj) && sizeCheck(&obj) {
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+ fmt.Println(time.Unix(int64(msg.Header.TimeStamp), int64(msg.Header.TimeStamp*1e9)%1e9).Format(time.StampNano))
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// 目标物初见存档
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if prevObjRecord, exists := objectsStability[obj.Id]; exists == false {
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objectsStability[obj.Id] = Object{
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- ID: obj.Id,
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- StableAge: 1,
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- LastExistTime: msg.Header.TimeStamp,
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+ ID: obj.Id,
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+ StableFrame: 1,
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+ LastExistingTime: msg.Header.TimeStamp,
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}
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fmt.Println("create: ", objectsStability[obj.Id])
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} else {
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currObjRecord := Object{
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- ID: obj.Id,
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- StableAge: 1,
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- LastExistTime: msg.Header.TimeStamp,
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+ ID: obj.Id,
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+ StableFrame: 1,
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+ LastExistingTime: msg.Header.TimeStamp,
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}
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// 目标物确认/更新/重置
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- if currObjRecord.LastExistTime-prevObjRecord.LastExistTime <= existingTimeThreshold { // 目标物消失不超过0.5s
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- currObjRecord.StableAge = prevObjRecord.StableAge + 1
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- if existingFrameThreshold == currObjRecord.StableAge {
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+ if currObjRecord.LastExistingTime-prevObjRecord.LastExistingTime <= MaxTimeBetweenFrame { // 目标物消失不超过0.5s
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+ currObjRecord.StableFrame = prevObjRecord.StableFrame + 1
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+ if currObjRecord.StableFrame == MinStableFrameCount {
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fmt.Println("found: ", currObjRecord)
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fmt.Println(fmt.Sprintf("id: [%d], type: [%d], x/yrel: [%f, %f], x/yabs: [%f, %f], speed: [%f], size: [%f/%f/%f]",
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- obj.Id, obj.Type, obj.X, obj.Y, obj.Xabs-CGCS2000_X, obj.Yabs-CGCS2000_Y, obj.Speed, obj.Length, obj.Width, obj.Height))
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+ obj.Id, obj.Type, obj.X, obj.Y, obj.Xabs-Cgcs2000X, obj.Yabs-Cgcs2000Y, obj.Speed, obj.Length, obj.Width, obj.Height))
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delete(objectsStability, obj.Id)
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- continue // todo
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- //return "LowSpdTruckAhead"
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+ //continue // todo
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+ //return "UnknownBigTargetAhead"
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} else {
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-
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+ fmt.Println("update: ", currObjRecord)
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+ objectsStability[obj.Id] = currObjRecord
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}
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} else {
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fmt.Println("reset: ", currObjRecord)
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+ objectsStability[obj.Id] = currObjRecord
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}
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- objectsStability[obj.Id] = currObjRecord
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- fmt.Println("update: ", currObjRecord)
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}
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}
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}
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