From cf4a07510de9b954c3f7393d54206eece7d6ad4a Mon Sep 17 00:00:00 2001
From: feiyu02 <risaku@163.com>
Date: 星期三, 08 一月 2025 17:30:10 +0800
Subject: [PATCH] 1. 新增卫星遥测正方形网格顶点计算逻辑
---
src/main/kotlin/com/flightfeather/uav/socket/UAVByteDataDecoder.kt | 26 +++++++++++++++-----------
1 files changed, 15 insertions(+), 11 deletions(-)
diff --git a/src/main/kotlin/com/flightfeather/uav/socket/UAVByteDataDecoder.kt b/src/main/kotlin/com/flightfeather/uav/socket/UAVByteDataDecoder.kt
index 937060f..9b22dbf 100644
--- a/src/main/kotlin/com/flightfeather/uav/socket/UAVByteDataDecoder.kt
+++ b/src/main/kotlin/com/flightfeather/uav/socket/UAVByteDataDecoder.kt
@@ -1,9 +1,9 @@
package com.flightfeather.uav.socket
+import com.flightfeather.uav.socket.decoder.DataPackageDecoder
import io.netty.buffer.ByteBuf
import io.netty.channel.ChannelHandlerContext
import io.netty.handler.codec.ByteToMessageDecoder
-import java.lang.StringBuilder
/**
* @author riku
@@ -13,11 +13,13 @@
class UAVByteDataDecoder : ByteToMessageDecoder() {
companion object {
- private const val HEAD_BYTES = 2//鏁版嵁澶存墍鍗犻暱搴�
- private const val LENGTH_BYTES = 1//鏁版嵁浣嶆暟鎵�鍗犻暱搴�
- private const val BCC_BYTES = 2//鏍￠獙鐮侀暱搴�
- const val BASE_LENGTH = HEAD_BYTES + LENGTH_BYTES + BCC_BYTES
+ const val BASE_LENGTH = DataPackageDecoder.HEAD_BYTES + DataPackageDecoder.COMMAND_UNIT_BYTES +
+ DataPackageDecoder.DEVICE_CODE_BYTES + DataPackageDecoder.DATA_LENGTH + DataPackageDecoder.BCC_BYTES
const val HEAD1 = 0x01.toByte()
+ const val COMMAND_1 = 0x04.toByte()
+ const val COMMAND_2 = 0x05.toByte()
+ const val HEAD_LENGTH = DataPackageDecoder.HEAD_BYTES + DataPackageDecoder.COMMAND_UNIT_BYTES +
+ DataPackageDecoder.DEVICE_CODE_BYTES
}
override fun decode(p0: ChannelHandlerContext?, p1: ByteBuf?, p2: MutableList<Any>?) {
@@ -41,11 +43,13 @@
// 鏍囪鍖呭ご寮�濮嬬殑index
it.markReaderIndex()
// 璇诲埌浜嗗崗璁殑寮�濮嬫爣蹇楋紝缁撴潫while寰幆
- val b = ByteArray(2)
+ val b = ByteArray(HEAD_LENGTH)
it.readBytes(b)
- if (b[0] == HEAD1) {
- dataList.add(b[0])
- dataList.add(b[1])
+ if (b[0] == HEAD1 &&
+ (b[1] == COMMAND_1 || b[1] == COMMAND_2)) {
+ b.forEach {b ->
+ dataList.add(b)
+ }
break
}
@@ -69,14 +73,14 @@
//鏁版嵁鍗曞厓鐨勯暱搴�
val length = getDataUnitLength(it, dataList)
// 鍒ゆ柇璇锋眰鏁版嵁鍗曞厓鏁版嵁鍙奫LENGTH_BYTES]涓瓧鑺傜殑鏍￠獙鐮佹槸鍚﹀埌榻�
- if (it.readableBytes() < length + BCC_BYTES) {
+ if (it.readableBytes() < length + DataPackageDecoder.BCC_BYTES) {
// 杩樺師璇绘寚閽�
it.readerIndex(beginReader)
return
}
//璇诲彇鏁版嵁鍗曞厓鍜屾牎楠岀爜鏁版嵁
- ByteArray(length + BCC_BYTES).apply {
+ ByteArray(length + DataPackageDecoder.BCC_BYTES).apply {
it.readBytes(this)
}.forEach {b ->
dataList.add(b)
--
Gitblit v1.9.3