Working on android

Author: jherico

.gitignore

@@ -212,9 +212,9 @@ bin_debug
 # Android Studio
 .idea
 *.iml
+*.hprof
+gradle
 gradlew
 gradlew.bat
-*.hprof
 local.properties
-android/gradle
-android/app/src/main/jniLibs
+android/src/main/jniLibs

CMakeLists.txt

@@ -3,6 +3,7 @@ cmake_policy(VERSION 3.6)
 include("cmake/defaults.cmake")
 set(NAME VulkanCppExamples)
 
+
 project(${NAME})
 
 if (NOT "${CMAKE_SIZEOF_VOID_P}" EQUAL "8")
@@ -13,7 +14,6 @@ include("cmake/compiler.cmake")
 
 find_package(Threads REQUIRED)
 
-
 # This define is specific to Vulkan has a depth range of [0, 1], unlike OpenGL which has a [-1, 1] 
 add_definitions(-DGLM_FORCE_DEPTH_ZERO_TO_ONE)
 
@@ -29,8 +29,8 @@ if (NOT ANDROID)
     set_target_properties(SetupDebug PROPERTIES FOLDER "CMakeTargets")
 endif()
 
-
 if (ANDROID)
+    add_definitions(-DVULKAN_HPP_NO_SMART_HANDLE)
     set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -u ANativeActivity_onCreate")
     set(APP_GLUE_DIR ${ANDROID_NDK}/sources/android/native_app_glue)
     include_directories(${APP_GLUE_DIR})

android/app/build.gradle

@@ -1,23 +1,51 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
+apply plugin: 'com.android.application'
 
-buildscript {
-    
-    repositories {
-        google()
-        jcenter()
+android {
+    compileSdkVersion 26
+    defaultConfig {
+        applicationId "org.saintandreas.vulkanexamples"
+        minSdkVersion 26
+        targetSdkVersion 26
+        versionCode 1
+        versionName "1.0"
+        ndk { abiFilter "arm64-v8a" }
+        externalNativeBuild {
+            cmake {
+                arguments '-DANDROID_PLATFORM=android-26',
+                        '-DANDROID_TOOLCHAIN=clang',
+                        '-DANDROID_STL=c++_shared',
+                        '-DVULKAN_SDK=' + vulkan_sdk
+            }
+        }
+        compileOptions {
+            sourceCompatibility JavaVersion.VERSION_1_8
+            targetCompatibility JavaVersion.VERSION_1_8
+        }
     }
-    dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+
+    sourceSets {
+        main {
+            jniLibs.srcDirs += "${android.ndkDirectory}/sources/third_party/vulkan/src/build-android/jniLibs"
+            assets.srcDirs += "$projectDir.absolutePath/../data"
+        }
+    }
+
+    externalNativeBuild {
+        cmake {
+            path '../CMakeLists.txt'
+        }
     }
-}
 
-allprojects {
-    repositories {
-        google()
-        jcenter()
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
     }
 }
 
-task clean(type: Delete) {
-    delete rootProject.buildDir
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.1.0'
 }

android/app/proguard-rules.pro

@@ -47,12 +47,6 @@
             android:name=".examples.ComputeShader">
             <meta-data android:name="android.app.lib_name" android:value="computeshader" />
         </activity>
-        <!--
-        <activity android:configChanges="orientation|screenSize|keyboardHidden" android:launchMode="singleTask" android:screenOrientation="landscape" android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
-            android:name=".examples.Context">
-            <meta-data android:name="android.app.lib_name" android:value="context" />
-        </activity>
-        -->
         <activity android:configChanges="orientation|screenSize|keyboardHidden" android:launchMode="singleTask" android:screenOrientation="landscape" android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
             android:name=".examples.Deferred">
             <meta-data android:name="android.app.lib_name" android:value="deferred" />

android/build.gradle

@@ -0,0 +1,153 @@
+//
+// Created by Brad on 12/21/2017.
+//
+
+#pragma once
+#ifndef VULKAN_ANDROIDNATIVEAPP_H
+#define VULKAN_ANDROIDNATIVEAPP_H
+
+#include "android_native_app_glue.h"
+#include <type_traits>
+
+namespace android {
+class NativeApp {
+public:
+    virtual ~NativeApp() {}
+
+protected:
+    static int32_t inputCallback(struct android_app* app, AInputEvent* event) {
+        NativeApp* appClass = (NativeApp*)app->userData;
+        return appClass->onInput(event);
+    }
+
+    static void appCmdCallback(struct android_app* app, int32_t cmd) {
+        NativeApp* appClass = (NativeApp*)app->userData;
+        appClass->onCmd(cmd);
+    }
+
+    virtual int32_t onInput(AInputEvent* event) { return 0; }
+
+    virtual void onCmd(int32_t cmd) {
+        switch (cmd) {
+            case APP_CMD_CONFIG_CHANGED:
+                onConfigChanged();
+                break;
+            case APP_CMD_CONTENT_RECT_CHANGED:
+                onContentRectChanged();
+                break;
+            case APP_CMD_DESTROY:
+                onDestroy();
+                break;
+            case APP_CMD_GAINED_FOCUS:
+                onGainedFocus();
+                break;
+            case APP_CMD_INIT_WINDOW:
+                onInitWindow();
+                break;
+            case APP_CMD_INPUT_CHANGED:
+                onInputCHanged();
+                break;
+            case APP_CMD_LOST_FOCUS:
+                onLostFocus();
+                break;
+            case APP_CMD_LOW_MEMORY:
+                onLowMemory();
+                break;
+            case APP_CMD_PAUSE:
+                onPause();
+                break;
+            case APP_CMD_RESUME:
+                onResume();
+                break;
+            case APP_CMD_SAVE_STATE:
+                onSaveState();
+                break;
+            case APP_CMD_START:
+                onStart();
+                break;
+            case APP_CMD_STOP:
+                onStop();
+                break;
+            case APP_CMD_TERM_WINDOW:
+                onTermWindow();
+                break;
+            case APP_CMD_WINDOW_REDRAW_NEEDED:
+                onWindowRedrawNeeded();
+                break;
+            case APP_CMD_WINDOW_RESIZED:
+                onWindowResized();
+                break;
+        }
+    }
+
+    virtual void onConfigChanged() {}
+
+    virtual void onContentRectChanged() {}
+
+    virtual void onDestroy() {}
+
+    virtual void onGainedFocus() {}
+
+    virtual void onInitWindow() {}
+
+    virtual void onInputCHanged() {}
+
+    virtual void onLostFocus() {}
+
+    virtual void onLowMemory() {}
+
+    virtual void onPause() {}
+
+    virtual void onResume() {}
+
+    virtual void onSaveState() {}
+
+    virtual void onStart() {}
+
+    virtual void onStop() {}
+
+    virtual void onTermWindow() {}
+
+    virtual void onWindowRedrawNeeded() {}
+
+    virtual void onWindowResized() {}
+
+protected:
+    NativeApp(android_app* app)
+        : app(app) {
+        app->userData = this;
+        app->onAppCmd = appCmdCallback;
+        app->onInputEvent = inputCallback;
+    }
+
+    android_app* const app;
+};
+
+template <typename T>
+class NativeStatefulApp : public NativeApp {
+    using Parent = NativeApp;
+    // FIXME
+    // static_assert(std::is_trivally_copyable<T>::value);
+
+public:
+    NativeStatefulApp(android_app* app)
+        : Parent(app) {
+        if (app->savedState != nullptr) {
+            // We are starting with a previous saved state; restore from it.
+            state = *reinterpret_cast<const T*>(app->savedState);
+        }
+    }
+
+protected:
+    void onSaveState() override {
+        size_t size = sizeof(T);
+        app->savedStateSize = size;
+        app->savedState = malloc(size);
+        *((T*)app->savedState) = state;
+    }
+
+    T state;
+};
+}  // namespace android
+
+#endif  //VULKAN_ANDROIDNATIVEAPP_H

android/settings.gradle

@@ -1,6 +1,5 @@
 set(TARGET_NAME base)
 
-
 set(SHADER_DIR "${PROJECT_SOURCE_DIR}/data/shaders")
 file(GLOB_RECURSE SHADERS
     ${SHADER_DIR}/*.vert

android/app/src/main/AndroidManifest.xml android/src/main/AndroidManifest.xml

@@ -120,11 +120,9 @@ class Vectors {
     }
 #endif
 
-#define RUN_EXAMPLE(ExampleType)              \
-    ENTRY_POINT_START                         \
-    ExampleType* example = new ExampleType(); \
-    example->run();                           \
-    delete (example);                         \
+#define RUN_EXAMPLE(ExampleType) \
+    ENTRY_POINT_START            \
+    ExampleType().run();         \
     ENTRY_POINT_END
 
 #define VULKAN_EXAMPLE_MAIN() RUN_EXAMPLE(VulkanExample)

android/app/src/main/java/org/saintandreas/vulkanexamples/MainActivity.java android/src/main/java/org/saintandreas/vulkanexamples/MainActivity.java

@@ -1,4 +1,6 @@
 #include "gl.hpp"
+
+#if !defined(__ANDROID__)
 #include <mutex>
 
 typedef PROC(APIENTRYP PFNWGLGETPROCADDRESS)(LPCSTR);
@@ -95,3 +97,4 @@ void gl::setupDebugLogging() {
     glDebugMessageCallback(debugMessageCallback, NULL);
     glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS_ARB);
 }
+#endif

android/app/src/main/java/org/saintandreas/vulkanexamples/examples/Bloom.java android/src/main/java/org/saintandreas/vulkanexamples/examples/Bloom.java

@@ -1,4 +1,6 @@
 #include "common.hpp"
+
+#if !defined(__ANDROID__)
 #include <glad/glad.h>
 
 namespace gl {
@@ -8,3 +10,5 @@ GLuint buildProgram(const std::string& vertexShaderSource, const std::string& fr
 void report();
 void setupDebugLogging();
 }  // namespace gl
+
+#endif