From 5379bc11f3121e77a0344a158eb768c384e7aea4 Mon Sep 17 00:00:00 2001
From: tiger_zhou <Shmily123@WJ>
Date: Tue, 23 Jan 2024 09:58:17 +0800
Subject: [PATCH] =?UTF-8?q?=E9=9B=B7=E8=BE=BE=E4=B8=8EVOBC=E5=8D=8F?=
 =?UTF-8?q?=E8=AE=AE=E8=A7=A3=E7=A0=81,=E8=B0=83=E6=95=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 third_party/message/radar.go      | 20 +++++++------
 third_party/message/radar_test.go | 47 +++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+), 8 deletions(-)
 create mode 100644 third_party/message/radar_test.go

diff --git a/third_party/message/radar.go b/third_party/message/radar.go
index 3add9a6..933f642 100644
--- a/third_party/message/radar.go
+++ b/third_party/message/radar.go
@@ -70,7 +70,7 @@ func (rd *RadarData) getSumVal() byte {
 	return rd.SourceData + rd.valRange
 }
 func (s *RadarState) parseState() {
-	//第6位 == SW_Mode0, 第7位 == SW_Mode1
+	//第7位 == SW_Mode0, 第6位 == SW_Mode1
 	// 11:两个天线和双通道都OK
 	// 10：DRS05_Single-Mode 40度,50度的天线或通道故障
 	// 01：DRS05_Single-Mode 50度,40度的天线或通道故障
@@ -78,7 +78,7 @@ func (s *RadarState) parseState() {
 	// 模式的工作差别：工作在11.模式时效果最好。单模式10或01时可信度下降。
 	arr := s.getBitsStateArr()
 	s.Model = bitStateStr(arr[6:])
-	// 第3位=计算状态位,第4位=信号质量标志位,第5位=Black5out标志位
+	// 第5位=计算状态位,第4位=信号质量标志位,第3位=Black5out标志位
 	// 110：计算状态，高质量
 	// 地面信号反射良好，高精度的信号计算
 	// 100： 计算状态，低质量
@@ -98,20 +98,24 @@ func (s *RadarState) parseState() {
 	s.Dir = bitStateStr(arr[0:1])
 }
 
-func (s *RadarState) getBitsStateArr() []byte {
-	bits := make([]byte, 8)
+func (s *RadarState) getBitsStateArr() [8]byte {
+	//bits := make([]byte, 8)
+	var bits2 [8]byte = [8]byte{}
 	for i := 0; i < 8; i++ {
 		bit := s.SourceState >> uint(i) & 1
-		bits[i] = bit
+		bits2[i] = bit
 	}
-	return bits
+	return bits2
 }
 
 func bitStateStr(data []byte) string {
 	var build = strings.Builder{}
-	for _, d := range data {
-		build.WriteString(fmt.Sprintf("%v", d))
+	for i := len(data) - 1; i >= 0; i-- {
+		build.WriteString(fmt.Sprintf("%v", data[i]))
 	}
+	/*for _, d := range data {
+		build.WriteString(fmt.Sprintf("%v", d))
+	}*/
 	return build.String()
 }
 func (r *Radar) checkTail() bool {
diff --git a/third_party/message/radar_test.go b/third_party/message/radar_test.go
new file mode 100644
index 0000000..519db6c
--- /dev/null
+++ b/third_party/message/radar_test.go
@@ -0,0 +1,47 @@
+package message
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestRadar(t *testing.T) {
+	data := make([]byte, 0)
+	data = append(data, radar_head1) //0
+	data = append(data, radar_head2) //1
+	data = append(data, 1)           //自增
+	data = append(data, 1)           //速度3
+	data = append(data, 0)           //4
+	data = append(data, 1)           //s1 5
+	data = append(data, 0)           //6
+	data = append(data, 1)           //s2 7
+	data = append(data, 0)           //8
+	data = append(data, 0)           //内部使用 9
+	data = append(data, 0)           //内部使用 9
+	data = append(data, createState())
+	var sum int
+	for _, s := range data {
+		sum += int(s)
+	}
+	data = append(data, byte(^sum+1))
+	radar := &Radar{}
+	radar.Decode(data)
+	fmt.Println(radar)
+}
+
+func createState() byte {
+	var b byte = 0
+	b1 := b | (byte(1) << 7) | (byte(1) << 6) | (byte(1) << 5) | (byte(1) << 4) | (byte(1) << 1) | (byte(1) << 1)
+	return b1
+}
+func TestR1(t *testing.T) {
+	var b byte = 0
+	fmt.Printf("%08b\n", b)
+	//6,7位 11
+	//3,4,5位  011
+	// 1位 1
+	//0位 1
+	b1 := b | (byte(1) << 7) | (byte(1) << 6) | (byte(1) << 5) | (byte(1) << 4) | (byte(1) << 1) | (byte(1) << 0)
+	fmt.Printf("%08b\n", b1)
+	fmt.Println(b1)
+}