From 49fe9c0799f711f6ed588e3614e1b3ae705a0b11 Mon Sep 17 00:00:00 2001
From: linwl <304115325@qq.com>
Date: Thu, 21 Jan 2021 09:03:07 +0800
Subject: [PATCH] =?UTF-8?q?mongodb=E8=AE=BF=E9=97=AE=E6=96=B9=E5=BC=8F?=
 =?UTF-8?q?=E5=8F=98=E6=9B=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../service/impl/DipperAstPosAsyncTaskServiceImpl.java   | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/main/java/com/telpo/dipperposition/service/impl/DipperAstPosAsyncTaskServiceImpl.java b/src/main/java/com/telpo/dipperposition/service/impl/DipperAstPosAsyncTaskServiceImpl.java
index b4f72e6..8de6387 100644
--- a/src/main/java/com/telpo/dipperposition/service/impl/DipperAstPosAsyncTaskServiceImpl.java
+++ b/src/main/java/com/telpo/dipperposition/service/impl/DipperAstPosAsyncTaskServiceImpl.java
@@ -181,6 +181,11 @@ public class DipperAstPosAsyncTaskServiceImpl implements IDipperAstPosAsyncTaskS
         if (altLongValue < 0) {
             altLongValue = altLongValue + 4294967295L + 1;
         }
+        // 小端模式补码
+        // FFFFFFFF - 439C3270 + 1= BC63CD90（补码）
+        lanLongValue = 4294967295L - lanLongValue + 1;
+        altLongValue = 4294967295L - altLongValue + 1;
+
         // 数值换算举例（以经度举例。纬度、高度、位置精度换算方法一致）：
         // （1）经度数值为 113.431，则换算方法如下：
         //     113.431/比例因子 = 1134310000（十进制）
@@ -199,6 +204,8 @@ public class DipperAstPosAsyncTaskServiceImpl implements IDipperAstPosAsyncTaskS
         //  10 00 表示长度为 16
         //  70 32 9C 43 表示注入的辅助经度为 113.431 度
         //  D0 B2 CE 0D 表示注入的辅助纬度为 23.165 度
+        //  70 17 00 00 表示注入的辅助高度为 60 米
+        //  40 0D 03 00 表示注入的位置精度为 2000 米
         //  00 2F 为校验和
 
         // astTimeCmd 组装
@@ -206,6 +213,8 @@ public class DipperAstPosAsyncTaskServiceImpl implements IDipperAstPosAsyncTaskS
         astTimeCmd += "1000";
         astTimeCmd += HexConvert.encodeHEX(lanLongValue);
         astTimeCmd += HexConvert.encodeHEX(altLongValue);
+        astTimeCmd += "70170000";
+        astTimeCmd += "400D0300";
 
         return astTimeCmd + HexConvert.makeChecksum(astTimeCmd);