Unreal Engine 4學習總動員：快速入門

目錄
 
第1章　下載Unreal Engine 4的源代碼 .............................................................1
1.1 源代碼分支 .............................................................................................................2
1.2 從GitHub下載壓縮文件 ...........................................................................................3
1.3 在GitHub上獲取Unreal Engine 4 ............................................................................4
 
第2章　為Unity開發(fā)者準備的Unreal Engine 4..................................................5
2.1 項目文件和文件 ......................................................................................................6
2.2 從GameObjects到Actors ........................................................................................9
2.3 從Unity的prefabs到Unreal Engine 4的藍圖類 ........................................................9
2.4 可編輯腳本Actor藍圖類 ........................................................................................10
2.5 藍圖類的擴展性 ....................................................................................................12
2.6 如何在Unreal Engine 4中編寫代碼 .......................................................................15
2.7 編寫事件函數(shù)（Start，Update等） .....................................................................16
2.8 在Unreal Engine 4中編寫游戲邏輯代碼 ................................................................18
2.9 物理：剛體vs元組件 .............................................................................................24
2.10 剛體運動 .............................................................................................................27
2.11 輸入事件 .............................................................................................................27
2.12 常見問題 .............................................................................................................28
 
第3章　安裝Unreal Engine 4 ..........................................................................31
3.1 創(chuàng)建Epic Games賬戶 ............................................................................................32
3.2 下載并運行安裝程序 .............................................................................................33
3.3 登錄到Epic啟動程序 .............................................................................................34
3.4 安裝Unreal Engine 4 .............................................................................................34
3.5 啟動Unreal Engine 4 .............................................................................................36
 
第4章　Unreal Engine 4快速入門 .....................................................................38
4.1 關卡設計快速入門 ................................................................................................39
4.1.1 創(chuàng)建新項目 .................................................................................................................39
4.1.2 導航視口 .....................................................................................................................41
4.1.3 創(chuàng)建一個新關卡 .........................................................................................................43
4.1.4 放置Actor ....................................................................................................................43
4.1.5 編輯已放置的Actor ....................................................................................................48
4.1.6 執(zhí)行構(gòu)建過程 .............................................................................................................49
4.1.7 自己來 .........................................................................................................................50
4.2 美術快速入門 ........................................................................................................51
4.2.1 新建項目及設置 .........................................................................................................51
4.2.2 創(chuàng)建材質(zhì) ..................................................................................................................... 59
4.2.3 編輯材質(zhì) ..................................................................................................................... 60
4.2.4 為靜態(tài)網(wǎng)格物體的Acor指定材質(zhì) ............................................................................. 65
4.2.5 自己試試看 ................................................................................................................. 69
4.3 編程快速入門 ........................................................................................................69
4.3.1 的項目設置 ......................................................................................................... 69
4.3.2 創(chuàng)建C 類 .................................................................................................................. 70
4.3.3 寫入并編譯C 代碼 .................................................................................................. 71
4.3.4 測試你的代碼 ............................................................................................................. 73
4.3.5 發(fā)揮想象 ..................................................................................................................... 76
4.4 安卓快速入門 ........................................................................................................76
4.4.1 安裝安卓軟件開發(fā)工具包（SDK） ......................................................................... 77
4.4.2 設置安卓設備 ............................................................................................................. 82
4.4.3 創(chuàng)建項目 ..................................................................................................................... 85
4.4.4 部署場景 ..................................................................................................................... 85
4.4.5 打包游戲 ..................................................................................................................... 86
4.5 iOS快速入門 .........................................................................................................88
4.5.1 軟件 ..................................................................................................................... 89
4.5.2 創(chuàng)建項目 ..................................................................................................................... 89
4.5.3 iOS信息提供——生成簽名證書 ................................................................................ 90
4.5.4 iOS信息提供——添加設備 ........................................................................................ 92
4.5.5 iOS信息提供——創(chuàng)建應用程序ID ............................................................................ 92
4.5.6 iOS信息提供——創(chuàng)建和導入信息提供 .................................................................... 93
4.5.7 在設備上測試你的地圖 ............................................................................................. 95
4.5.8 打包你的游戲 ............................................................................................................. 96
4.6 Oculus Rift快速入門 .............................................................................................98
4.6.1 下載Oculus Runtime ................................................................................................... 98
4.6.2 安裝Oculus Runtime ................................................................................................... 99
4.6.3 創(chuàng)建/登錄Oculus賬戶 ............................................................................................... 101
4.6.4 設置Oculus Rift硬件 ................................................................................................. 102
4.6.5 測試Rift和Unreal Engine 4 ....................................................................................... 102
4.7 光照快速入門 ......................................................................................................103
4.7.1 創(chuàng)建新項目 ............................................................................................................... 104
4.7.2 創(chuàng)建一個新關卡 ....................................................................................................... 105
4.7.3 基本房間和點光源 ................................................................................................... 106
4.7.4 調(diào)整點光源設置 ....................................................................................................... 110
4.7.5 應用聚光源 ............................................................................................................... 114
4.7.6 應用定向光源 ........................................................................................................... 119
4.7.7 應用光源概述文件 ................................................................................................... 122
4.8 地形快速入門 ......................................................................................................126
4.8.1 使用地形工具 ........................................................................................................... 126
4.8.2 新建地形 ................................................................................................................... 127
4.8.3 對地形造型 ............................................................................................................... 131
4.8.4 創(chuàng)建地形材質(zhì) ........................................................................................................... 136
4.8.5 繪制地形材質(zhì) ........................................................................................................... 141
4.8.6 地形提示和技巧 ....................................................................................................... 147
4.9 Umg UI設計器快速入門 ......................................................................................148
4.9.1 必要項目設置 ........................................................................................................... 148
4.9.2 顯示體力、能量和彈藥量 ....................................................................................... 153
4.9.3 創(chuàng)建主菜單 ............................................................................................................... 160
4.9.4 編寫主菜單腳本 ....................................................................................................... 165
4.9.5 創(chuàng)建/編寫游戲內(nèi)暫停菜單的腳本 .......................................................................... 169
4.10 行為樹快速入門 ................................................................................................176
4.10.1 必要設置 ................................................................................................................. 176
4.10.2 創(chuàng)建尋路網(wǎng)格物體邊界體積框 ............................................................................. 176
4.10.3 創(chuàng)建基礎資源 ......................................................................................................... 177
4.10.4 設置角色藍圖 ......................................................................................................... 178
4.10.5 設置黑板資源 ......................................................................................................... 180
4.10.6 設置AI控制器藍圖 ................................................................................................. 180
4.10.7 AI控制器藍圖：初始黑板值 ................................................................................. 182
4.10.8 控制器藍圖：運行行為樹 ..................................................................................... 185
4.10.9 放置角色 ................................................................................................................. 186
4.10.10 行為樹基礎 ........................................................................................................... 186
4.10.11 創(chuàng)建Service節(jié)點 ................................................................................................... 187
4.10.12 創(chuàng)建Task節(jié)點 ........................................................................................................ 189
4.10.13 創(chuàng)建Decorator節(jié)點 ............................................................................................... 190
4.10.14 構(gòu)建行為樹 ........................................................................................................... 191
4.10.15 更多步驟 ............................................................................................................... 197
 
第5章　運行Unreal Engine 4 ........................................................................198
5.1 硬件和軟件的規(guī)格說明 .......................................................................................199
5.2 運行Unreal Engine 4 ...........................................................................................199
5.2.1 運行編輯器 ............................................................................................................... 199
5.2.2 從命令行運行編輯器 ............................................................................................... 200
5.2.3 從可執(zhí)行程序運行編輯器 ....................................................................................... 200
5.2.4 使用無參數(shù)（獨立）的形式來運行編輯器 ........................................................... 200
5.3 運行未烘焙游戲 ..................................................................................................200
5.3.1 從命令行運行未烘焙的游戲 ................................................................................... 201
5.3.2 從可執(zhí)行程序運行未烘焙的游戲 ........................................................................... 201
5.4 運行烘焙的游戲 ..................................................................................................201
5.5 有用的游戲內(nèi)命令 ..............................................................................................202
5.6 載入地圖 .............................................................................................................202
5.6.1 在啟動時載入地圖 ................................................................................................... 202
5.6.2 載入新建地圖 ........................................................................................................... 203
 
第6章　工具和編輯器 ...................................................................................204
 
第7章　Unreal Engine 4術語 ........................................................................212
7.1 Project（項目） ..................................................................................................213
7.2 Object（對象） ..................................................................................................213
7.3 Class（類） ........................................................................................................214
7.4 Actors（演員） ...................................................................................................214
7.5 組件 ....................................................................................................................215
7.6 Pawn ...................................................................................................................215
7.7 Character（角色） .............................................................................................216
7.8 PlayerController（玩家控制器） ........................................................................216
7.9 AIController（人工智能控制器） .......................................................................217
7.10 Brush（畫刷） ..................................................................................................217
7.11 Level（關卡） ...................................................................................................217
7.12 Word（世界） ...................................................................................................218
7.13 GameModes（游戲模式） ...............................................................................218
7.14 GameStates（游戲狀態(tài)） ................................................................................219
7.15 PlayerStates（玩家狀態(tài)） ...............................................................................219
 
第8章　虛擬現(xiàn)實開發(fā) ...................................................................................221
8.1 VR參考手冊 ........................................................................................................222
8.1.1 運行VR游戲 .............................................................................................................. 222
8.1.2 從Unreal Engine 4編輯器中運行 ............................................................................. 222
8.1.3 從Unreal Engine 4編輯器外運行 ............................................................................. 222
8.1.4 實用VR控制臺命令 .................................................................................................. 222
8.2 虛擬現(xiàn)實實踐 ..............................................................................................223
8.2.1 VR項目設置 .............................................................................................................. 223
8.2.2 VR .INI設置 .............................................................................................................. 224
8.2.3 VR實例化立體 .......................................................................................................... 224
8.2.4 VR性能分析 .............................................................................................................. 225
8.2.5 VR后期處理設置 ...................................................................................................... 225
8.2.6 VR世界場景比例 ...................................................................................................... 226
8.2.7 VR和模擬疾病 .......................................................................................................... 227
8.2.8 VR攝像機設置 .......................................................................................................... 228
8.2.9 VR角色設置 .............................................................................................................. 228
8.2.10 VR內(nèi)容注意事項 .................................................................................................... 229
8.2.11 VR藍圖函數(shù) ............................................................................................................ 230
8.2.12 VR已知問題 ............................................................................................................ 232
8.3 運動控制器組件設置 ...........................................................................................233
8.3.1 運動控制器設置 ....................................................................................................... 233
8.3.2 使用運動控制器 ....................................................................................................... 235
8.3.3 設置運動控制器 ....................................................................................................... 235
8.4 VR攝像機重構(gòu) .....................................................................................................238
8.4.1 Unreal Engine 4.11和更新版本中的VR攝像機設置 ............................................... 238
8.4.2 將舊版本VR攝像機更新到4.11 ............................................................................... 238
8.4.3 設置物體跟隨HUD ................................................................................................... 239
8.4.4 HMD和玩家位置 ...................................................................................................... 240