From 48a1e40000e926ddad2a0b1e042fd60d79c08c14 Mon Sep 17 00:00:00 2001
From: Sascha Willems <webmaster@saschawillems.de>
Date: Fri, 29 Mar 2019 14:11:00 +0100
Subject: [PATCH] Added negative viewport height example Android build files

---
 .../negativeviewportheight/CMakeLists.txt     | 36 ++++++++++
 .../negativeviewportheight/build.gradle       | 72 +++++++++++++++++++
 .../src/main/AndroidManifest.xml              | 24 +++++++
 .../vulkanSample/VulkanActivity.java          | 58 +++++++++++++++
 android/settings.gradle                       |  1 +
 5 files changed, 191 insertions(+)
 create mode 100644 android/examples/negativeviewportheight/CMakeLists.txt
 create mode 100644 android/examples/negativeviewportheight/build.gradle
 create mode 100644 android/examples/negativeviewportheight/src/main/AndroidManifest.xml
 create mode 100644 android/examples/negativeviewportheight/src/main/java/de/saschawillems/vulkanSample/VulkanActivity.java

diff --git a/android/examples/negativeviewportheight/CMakeLists.txt b/android/examples/negativeviewportheight/CMakeLists.txt
new file mode 100644
index 00000000..c3644237
--- /dev/null
+++ b/android/examples/negativeviewportheight/CMakeLists.txt
@@ -0,0 +1,36 @@
+cmake_minimum_required(VERSION 3.4.1 FATAL_ERROR)
+
+set(NAME negativeviewportheight)
+
+set(SRC_DIR ../../../examples/${NAME})
+set(BASE_DIR ../../../base)
+set(EXTERNAL_DIR ../../../external)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -DVK_USE_PLATFORM_ANDROID_KHR -DVK_NO_PROTOTYPES")
+
+file(GLOB EXAMPLE_SRC "${SRC_DIR}/*.cpp")
+
+add_library(native-lib SHARED ${EXAMPLE_SRC})
+
+add_library(native-app-glue STATIC ${ANDROID_NDK}/sources/android/native_app_glue/android_native_app_glue.c)
+
+add_subdirectory(../base ${CMAKE_SOURCE_DIR}/../base)
+
+set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -u ANativeActivity_onCreate")
+
+include_directories(${BASE_DIR})
+include_directories(${EXTERNAL_DIR})
+include_directories(${EXTERNAL_DIR}/glm)
+include_directories(${EXTERNAL_DIR}/gli)
+include_directories(${EXTERNAL_DIR}/imgui)
+include_directories(${EXTERNAL_DIR}/assimp)
+include_directories(${ANDROID_NDK}/sources/android/native_app_glue)
+
+target_link_libraries(
+    native-lib
+    native-app-glue
+    libbase
+    android
+    log
+    z
+)
diff --git a/android/examples/negativeviewportheight/build.gradle b/android/examples/negativeviewportheight/build.gradle
new file mode 100644
index 00000000..ccd1485b
--- /dev/null
+++ b/android/examples/negativeviewportheight/build.gradle
@@ -0,0 +1,72 @@
+apply plugin: 'com.android.application'
+apply from: '../gradle/outputfilename.gradle'
+
+android {
+    compileSdkVersion 26
+    defaultConfig {
+        applicationId "de.saschawillems.vulkanNegativeviewportheight"
+        minSdkVersion 19
+        targetSdkVersion 26
+        versionCode 1
+        versionName "1.0"
+        ndk {
+            abiFilters "armeabi-v7a"
+        }
+        externalNativeBuild {
+            cmake {
+                cppFlags "-std=c++14"
+                arguments "-DANDROID_STL=c++_shared", '-DANDROID_TOOLCHAIN=clang'
+            }
+        }
+    }
+    sourceSets {
+        main.assets.srcDirs = ['assets']
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+    externalNativeBuild {
+        cmake {
+            path "CMakeLists.txt"
+        }
+    }
+}
+
+task copyTask << {
+    copy {
+        from '../../common/res/drawable'
+        into "src/main/res/drawable"
+        include 'icon.png'
+    }
+
+    copy {
+        from '../../../data/shaders/base'
+        into "assets/shaders/base"
+        include '*.spv'
+    }
+
+    copy {
+       from '../../../data/shaders/negativeviewportheight'
+       into 'assets/shaders/negativeviewportheight'
+       include '*.*'
+    }
+
+    copy {
+       from '../../../data/textures'
+       into 'assets/textures'
+       include 'texture_orientation_ccw_rgba.ktx'
+    }
+
+    copy {
+       from '../../../data/textures'
+       into 'assets/textures'
+       include 'texture_orientation_cw_rgba.ktx'
+    }
+
+
+}
+
+preBuild.dependsOn copyTask
\ No newline at end of file
diff --git a/android/examples/negativeviewportheight/src/main/AndroidManifest.xml b/android/examples/negativeviewportheight/src/main/AndroidManifest.xml
new file mode 100644
index 00000000..ee8f2623
--- /dev/null
+++ b/android/examples/negativeviewportheight/src/main/AndroidManifest.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="de.saschawillems.vulkanNegativeviewportheight">
+
+    <application
+        android:label="Vulkan negative viewport height"
+        android:icon="@drawable/icon"
+        android:theme="@android:style/Theme.NoTitleBar.Fullscreen">
+        <activity android:name="de.saschawillems.vulkanSample.VulkanActivity"
+            android:screenOrientation="landscape"
+            android:configChanges="orientation|keyboardHidden">
+            <meta-data android:name="android.app.lib_name"
+                android:value="native-lib" />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+    <uses-feature android:name="android.hardware.touchscreen" android:required="false" />
+    <uses-feature android:name="android.hardware.gamepad" android:required="false" />
+
+</manifest>
diff --git a/android/examples/negativeviewportheight/src/main/java/de/saschawillems/vulkanSample/VulkanActivity.java b/android/examples/negativeviewportheight/src/main/java/de/saschawillems/vulkanSample/VulkanActivity.java
new file mode 100644
index 00000000..12e14fc6
--- /dev/null
+++ b/android/examples/negativeviewportheight/src/main/java/de/saschawillems/vulkanSample/VulkanActivity.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2018 by Sascha Willems - www.saschawillems.de
+ *
+ * This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
+ */
+package de.saschawillems.vulkanSample;
+
+import android.app.AlertDialog;
+import android.app.NativeActivity;
+import android.content.DialogInterface;
+import android.content.pm.ApplicationInfo;
+import android.os.Bundle;
+
+import java.util.concurrent.Semaphore;
+
+public class VulkanActivity extends NativeActivity {
+
+    static {
+        // Load native library
+        System.loadLibrary("native-lib");
+    }
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    // Use a semaphore to create a modal dialog
+
+    private final Semaphore semaphore = new Semaphore(0, true);
+
+    public void showAlert(final String message)
+    {
+        final VulkanActivity activity = this;
+
+        ApplicationInfo applicationInfo = activity.getApplicationInfo();
+        final String applicationName = applicationInfo.nonLocalizedLabel.toString();
+
+        this.runOnUiThread(new Runnable() {
+           public void run() {
+               AlertDialog.Builder builder = new AlertDialog.Builder(activity, android.R.style.Theme_Material_Dialog_Alert);
+               builder.setTitle(applicationName);
+               builder.setMessage(message);
+               builder.setPositiveButton("Close", new DialogInterface.OnClickListener() {
+                   public void onClick(DialogInterface dialog, int id) {
+                       semaphore.release();
+                   }
+               });
+               builder.setCancelable(false);
+               AlertDialog dialog = builder.create();
+               dialog.show();
+           }
+        });
+        try {
+            semaphore.acquire();
+        }
+        catch (InterruptedException e) { }
+    }
+}
diff --git a/android/settings.gradle b/android/settings.gradle
index e467c0d3..eeac1468 100644
--- a/android/settings.gradle
+++ b/android/settings.gradle
@@ -26,6 +26,7 @@ include 'examples/:mesh'
 include 'examples/:multisampling'
 include 'examples/:multithreading'
 include 'examples/:multiview'
+include 'examples/:negativeviewportheight'
 include 'examples/:occlusionquery'
 include 'examples/:offscreen'
 include 'examples/:parallaxmapping'