Add a simple OpenGL demo for the HarmonyOS platform.

harmonyos/.gitignore

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+/node_modules
+/oh_modules
+/local.properties
+/.idea
+**/build
+/.hvigor
+.cxx
+/.clangd
+/.clang-format
+/.clang-tidy
+**/.test
+/.appanalyzer

harmonyos/AppScope/app.json5

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+{
+  "app": {
+    "bundleName": "org.tgfx.hello2d",
+    "vendor": "example",
+    "versionCode": 1000000,
+    "versionName": "1.0.0",
+    "icon": "$media:app_icon",
+    "label": "$string:app_name"
+  }
+}

harmonyos/AppScope/resources/base/element/string.json

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+{
+  "string": [
+    {
+      "name": "app_name",
+      "value": "Hello2D"
+    }
+  ]
+}

harmonyos/build-profile.json5

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+{
+  "app": {
+    "signingConfigs": [
+      {
+        "name": "default",
+        "type": "HarmonyOS",
+        "material": {
+          "certpath": "/Users/dom/.ohos/config/default_harmonyos_yQ8nAit9-rVCEops_bcdyLiKQ2mIT0leIE0pNeGMKks=.cer",
+          "storePassword": "0000001A7A4E3A895C11695E6B1DF6D4C0F5930B437380B3D79D2A5149BDCBC8303D29983241522D5423",
+          "keyAlias": "debugKey",
+          "keyPassword": "0000001A4AB6C3172F717A47A1145D26792A5C6CC28A550F0A4CF34173B56ADA0A7A9EB436170EEE6F52",
+          "profile": "/Users/dom/.ohos/config/default_harmonyos_yQ8nAit9-rVCEops_bcdyLiKQ2mIT0leIE0pNeGMKks=.p7b",
+          "signAlg": "SHA256withECDSA",
+          "storeFile": "/Users/dom/.ohos/config/default_harmonyos_yQ8nAit9-rVCEops_bcdyLiKQ2mIT0leIE0pNeGMKks=.p12"
+        }
+      }
+    ],
+    "products": [
+      {
+        "name": "default",
+        "signingConfig": "default",
+        "compatibleSdkVersion": "5.0.0(12)",
+        "runtimeOS": "HarmonyOS",
+      }
+    ],
+    "buildModeSet": [
+      {
+        "name": "debug",
+      },
+      {
+        "name": "release"
+      }
+    ]
+  },
+  "modules": [
+    {
+      "name": "hello2d",
+      "srcPath": "./hello2d",
+      "targets": [
+        {
+          "name": "default",
+          "applyToProducts": [
+            "default"
+          ]
+        }
+      ]
+    }
+  ]
+}

harmonyos/hello2d/.gitignore

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+/node_modules
+/oh_modules
+/.preview
+/build
+/.cxx
+/.test

harmonyos/hello2d/build-profile.json5

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+{
+  "apiType": "stageMode",
+  "buildOption": {
+    "externalNativeOptions": {
+      "path": "./src/main/cpp/CMakeLists.txt",
+      "arguments": "",
+      "cppFlags": "",
+    }
+  },
+  "buildOptionSet": [
+    {
+      "name": "release",
+      "arkOptions": {
+        "obfuscation": {
+          "ruleOptions": {
+            "enable": true,
+            "files": [
+              "./obfuscation-rules.txt"
+            ]
+          }
+        }
+      },
+      "nativeLib": {
+        "debugSymbol": {
+          "strip": true,
+          "exclude": []
+        }
+      }
+    },
+  ],
+  "targets": [
+    {
+      "name": "default"
+    },
+    {
+      "name": "ohosTest",
+    }
+  ]
+}

harmonyos/hello2d/hvigorfile.ts

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+import { hapTasks } from '@ohos/hvigor-ohos-plugin';
+
+export default {
+    system: hapTasks,  /* Built-in plugin of Hvigor. It cannot be modified. */
+    plugins:[]         /* Custom plugin to extend the functionality of Hvigor. */
+}

harmonyos/hello2d/obfuscation-rules.txt

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+# Define project specific obfuscation rules here.
+# You can include the obfuscation configuration files in the current module's build-profile.json5.
+#
+# For more details, see
+#   https://developer.huawei.com/consumer/cn/doc/harmonyos-guides-V5/source-obfuscation-V5
+
+# Obfuscation options:
+# -disable-obfuscation: disable all obfuscations
+# -enable-property-obfuscation: obfuscate the property names
+# -enable-toplevel-obfuscation: obfuscate the names in the global scope
+# -compact: remove unnecessary blank spaces and all line feeds
+# -remove-log: remove all console.* statements
+# -print-namecache: print the name cache that contains the mapping from the old names to new names
+# -apply-namecache: reuse the given cache file
+
+# Keep options:
+# -keep-property-name: specifies property names that you want to keep
+# -keep-global-name: specifies names that you want to keep in the global scope

harmonyos/hello2d/oh-package.json5

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+{
+  "name": "hello2d",
+  "version": "1.0.0",
+  "description": "Please describe the basic information.",
+  "main": "",
+  "author": "",
+  "license": "",
+  "dependencies": {
+    "libhello2d.so": "file:./src/main/cpp/types/libhello2d"
+  }
+}

harmonyos/hello2d/src/main/cpp/CMakeLists.txt

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+# the minimum version of CMake.
+cmake_minimum_required(VERSION 3.4.1)
+project(harmonyos)
+
+set(NATIVERENDER_ROOT_PATH ${CMAKE_CURRENT_SOURCE_DIR})
+
+if(DEFINED PACKAGE_FIND_FILE)
+    include(${PACKAGE_FIND_FILE})
+endif()
+
+include_directories(${NATIVERENDER_ROOT_PATH}
+                    ${NATIVERENDER_ROOT_PATH}/include)
+
+find_library(EGL-lib EGL)
+find_library(GLES-lib GLESv3)
+find_library(libace-lib ace_ndk.z)
+find_library(hilog-lib hilog_ndk.z)
+add_library(hello2d SHARED napi_init.cpp egl_core.cpp)
+target_link_libraries(hello2d PUBLIC ${EGL-lib} ${GLES-lib} ${libace-lib} ${hilog-lib} libace_napi.z.so)