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@@ -1,1420 +1,1464 @@
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-/*
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- Simple DirectMedia Layer
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- Copyright (C) 1997-2013 Sam Lantinga <[email protected]>
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-
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- This software is provided 'as-is', without any express or implied
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- warranty. In no event will the authors be held liable for any damages
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- arising from the use of this software.
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-
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- Permission is granted to anyone to use this software for any purpose,
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- including commercial applications, and to alter it and redistribute it
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- freely, subject to the following restrictions:
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-
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- 1. The origin of this software must not be misrepresented; you must not
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- claim that you wrote the original software. If you use this software
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- in a product, an acknowledgment in the product documentation would be
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- appreciated but is not required.
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- 2. Altered source versions must be plainly marked as such, and must not be
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- misrepresented as being the original software.
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- 3. This notice may not be removed or altered from any source distribution.
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-*/
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-
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-// Modified by Lasse Oorni for Urho3D
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-
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-#include "SDL_config.h"
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-#include "SDL_stdinc.h"
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-#include "SDL_assert.h"
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-#include "SDL_log.h"
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-
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-#ifdef __ANDROID__
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-
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-#include "SDL_system.h"
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-#include "SDL_android.h"
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-// Urho3D: do not require EGL to allow compiling on API level 8
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-// #include <EGL/egl.h>
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-#define EGL_BUFFER_SIZE 0x3020
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-#define EGL_ALPHA_SIZE 0x3021
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-#define EGL_BLUE_SIZE 0x3022
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-#define EGL_GREEN_SIZE 0x3023
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-#define EGL_RED_SIZE 0x3024
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-#define EGL_DEPTH_SIZE 0x3025
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-#define EGL_STENCIL_SIZE 0x3026
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-#define EGL_SAMPLES 0x3031
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-#define EGL_SAMPLE_BUFFERS 0x3032
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-#define EGL_RENDERABLE_TYPE 0x3040
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-#define EGL_OPENGL_ES_BIT 0x0001 /* EGL_RENDERABLE_TYPE mask bits */
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-#define EGL_OPENGL_ES2_BIT 0x0004 /* EGL_RENDERABLE_TYPE mask bits */
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-#define EGL_NONE 0x3038 /* Attrib list terminator */
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-
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-#include "../../events/SDL_events_c.h"
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-#include "../../video/android/SDL_androidkeyboard.h"
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-#include "../../video/android/SDL_androidtouch.h"
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-#include "../../video/android/SDL_androidvideo.h"
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-
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-#include <android/log.h>
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-#include <pthread.h>
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-#include <sys/types.h>
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-#include <unistd.h>
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-#define LOG_TAG "SDL_android"
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-//#define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__)
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-//#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
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-#define LOGI(...) do {} while (false)
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-#define LOGE(...) do {} while (false)
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-
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-/* Uncomment this to log messages entering and exiting methods in this file */
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-//#define DEBUG_JNI
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-
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-static void Android_JNI_ThreadDestroyed(void*);
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-
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-/*******************************************************************************
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- This file links the Java side of Android with libsdl
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-*******************************************************************************/
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-#include <jni.h>
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-#include <android/log.h>
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-#include <stdbool.h>
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-
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-
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-/*******************************************************************************
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- Globals
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-*******************************************************************************/
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-static pthread_key_t mThreadKey;
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-static JavaVM* mJavaVM;
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-
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-// Main activity
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-static jclass mActivityClass;
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-
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-// method signatures
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-static jmethodID midCreateGLContext;
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-static jmethodID midDeleteGLContext;
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-static jmethodID midFlipBuffers;
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-static jmethodID midAudioInit;
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-static jmethodID midAudioWriteShortBuffer;
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-static jmethodID midAudioWriteByteBuffer;
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-static jmethodID midAudioQuit;
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-
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-// Accelerometer data storage
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-static float fLastAccelerometer[3];
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-static bool bHasNewData;
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-
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-// Urho3D: application files dir
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-static char* mFilesDir = 0;
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-
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-/*******************************************************************************
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- Functions called by JNI
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-*******************************************************************************/
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-
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-// Library init
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-jint JNI_OnLoad(JavaVM* vm, void* reserved)
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-{
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- JNIEnv *env;
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- mJavaVM = vm;
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- LOGI("JNI_OnLoad called");
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- if ((*mJavaVM)->GetEnv(mJavaVM, (void**) &env, JNI_VERSION_1_4) != JNI_OK) {
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- LOGE("Failed to get the environment using GetEnv()");
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- return -1;
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- }
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- /*
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- * Create mThreadKey so we can keep track of the JNIEnv assigned to each thread
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- * Refer to http://developer.android.com/guide/practices/design/jni.html for the rationale behind this
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- */
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- if (pthread_key_create(&mThreadKey, Android_JNI_ThreadDestroyed)) {
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- __android_log_print(ANDROID_LOG_ERROR, "SDL", "Error initializing pthread key");
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- }
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- else {
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- Android_JNI_SetupThread();
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- }
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-
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- return JNI_VERSION_1_4;
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-}
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-
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-// Urho3D: added function
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-const char* SDL_Android_GetFilesDir()
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-{
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- return mFilesDir;
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-}
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-
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-// Called before SDL_main() to initialize JNI bindings
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-// Urho3D: added passing user files directory from SDLActivity on startup
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-void SDL_Android_Init(JNIEnv* mEnv, jclass cls, jstring filesDir)
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-{
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- __android_log_print(ANDROID_LOG_INFO, "SDL", "SDL_Android_Init()");
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-
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- Android_JNI_SetupThread();
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-
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- // Copy the files dir
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- const char *str;
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- str = (*mEnv)->GetStringUTFChars(mEnv, filesDir, 0);
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- if (str)
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- {
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- if (mFilesDir)
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- free(mFilesDir);
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-
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- size_t length = strlen(str) + 1;
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- mFilesDir = (char*)malloc(length);
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- memcpy(mFilesDir, str, length);
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- (*mEnv)->ReleaseStringUTFChars(mEnv, filesDir, str);
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- }
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-
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- mActivityClass = (jclass)((*mEnv)->NewGlobalRef(mEnv, cls));
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-
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- midCreateGLContext = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "createGLContext","(II[I)Z");
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- midDeleteGLContext = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "deleteGLContext","()V");
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- midFlipBuffers = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "flipBuffers","()V");
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- midAudioInit = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "audioInit", "(IZZI)I");
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- midAudioWriteShortBuffer = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "audioWriteShortBuffer", "([S)V");
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- midAudioWriteByteBuffer = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "audioWriteByteBuffer", "([B)V");
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- midAudioQuit = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
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- "audioQuit", "()V");
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-
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- bHasNewData = false;
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-
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- if(!midCreateGLContext || !midFlipBuffers || !midAudioInit ||
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- !midAudioWriteShortBuffer || !midAudioWriteByteBuffer || !midAudioQuit) {
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- __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL: Couldn't locate Java callbacks, check that they're named and typed correctly");
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- }
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- __android_log_print(ANDROID_LOG_INFO, "SDL", "SDL_Android_Init() finished!");
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-}
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-
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-// Resize
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-void Java_org_libsdl_app_SDLActivity_onNativeResize(
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- JNIEnv* env, jclass jcls,
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- jint width, jint height, jint format)
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-{
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- Android_SetScreenResolution(width, height, format);
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-}
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-
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-// Keydown
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-void Java_org_libsdl_app_SDLActivity_onNativeKeyDown(
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- JNIEnv* env, jclass jcls, jint keycode)
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-{
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- Android_OnKeyDown(keycode);
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-}
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-
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-// Keyup
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-void Java_org_libsdl_app_SDLActivity_onNativeKeyUp(
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- JNIEnv* env, jclass jcls, jint keycode)
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-{
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- Android_OnKeyUp(keycode);
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-}
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-
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-// Keyboard Focus Lost
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-void Java_org_libsdl_app_SDLActivity_onNativeKeyboardFocusLost(
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- JNIEnv* env, jclass jcls)
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-{
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- /* Calling SDL_StopTextInput will take care of hiding the keyboard and cleaning up the DummyText widget */
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- SDL_StopTextInput();
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-}
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-
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-
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-// Touch
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-void Java_org_libsdl_app_SDLActivity_onNativeTouch(
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- JNIEnv* env, jclass jcls,
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- jint touch_device_id_in, jint pointer_finger_id_in,
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- jint action, jfloat x, jfloat y, jfloat p)
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-{
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- Android_OnTouch(touch_device_id_in, pointer_finger_id_in, action, x, y, p);
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-}
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-
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-// Accelerometer
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-void Java_org_libsdl_app_SDLActivity_onNativeAccel(
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- JNIEnv* env, jclass jcls,
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- jfloat x, jfloat y, jfloat z)
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-{
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- fLastAccelerometer[0] = x;
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- fLastAccelerometer[1] = y;
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- fLastAccelerometer[2] = z;
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- bHasNewData = true;
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-}
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-
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-// Low memory
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-void Java_org_libsdl_app_SDLActivity_nativeLowMemory(
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- JNIEnv* env, jclass cls)
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-{
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- SDL_SendAppEvent(SDL_APP_LOWMEMORY);
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-}
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-
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-// Quit
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-void Java_org_libsdl_app_SDLActivity_nativeQuit(
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- JNIEnv* env, jclass cls)
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-{
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- // Urho3D: added log print
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- __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativeQuit()");
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- // Inject a SDL_QUIT event
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- SDL_SendQuit();
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- SDL_SendAppEvent(SDL_APP_TERMINATING);
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-}
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-
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-// Pause
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-void Java_org_libsdl_app_SDLActivity_nativePause(
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- JNIEnv* env, jclass cls)
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-{
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- if (Android_Window) {
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- /* Signal the pause semaphore so the event loop knows to pause and (optionally) block itself */
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- if (!SDL_SemValue(Android_PauseSem)) SDL_SemPost(Android_PauseSem);
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- SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_FOCUS_LOST, 0, 0);
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- SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
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- }
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-
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- __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativePause()");
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- SDL_SendAppEvent(SDL_APP_WILLENTERBACKGROUND);
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- SDL_SendAppEvent(SDL_APP_DIDENTERBACKGROUND);
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-}
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-
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-// Resume
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-void Java_org_libsdl_app_SDLActivity_nativeResume(
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- JNIEnv* env, jclass cls)
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-{
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- __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativeResume()");
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- SDL_SendAppEvent(SDL_APP_WILLENTERFOREGROUND);
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- SDL_SendAppEvent(SDL_APP_DIDENTERFOREGROUND);
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-
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- if (Android_Window) {
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- /* Signal the resume semaphore so the event loop knows to resume and restore the GL Context
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- * We can't restore the GL Context here because it needs to be done on the SDL main thread
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- * and this function will be called from the Java thread instead.
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- */
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- if (!SDL_SemValue(Android_ResumeSem)) SDL_SemPost(Android_ResumeSem);
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- SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_FOCUS_GAINED, 0, 0);
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- SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_RESTORED, 0, 0);
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- }
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-}
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-
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-void Java_org_libsdl_app_SDLInputConnection_nativeCommitText(
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- JNIEnv* env, jclass cls,
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- jstring text, jint newCursorPosition)
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-{
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- const char *utftext = (*env)->GetStringUTFChars(env, text, NULL);
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-
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- SDL_SendKeyboardText(utftext);
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-
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- (*env)->ReleaseStringUTFChars(env, text, utftext);
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-}
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-
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-void Java_org_libsdl_app_SDLInputConnection_nativeSetComposingText(
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- JNIEnv* env, jclass cls,
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- jstring text, jint newCursorPosition)
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-{
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- const char *utftext = (*env)->GetStringUTFChars(env, text, NULL);
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-
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- SDL_SendEditingText(utftext, 0, 0);
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-
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- (*env)->ReleaseStringUTFChars(env, text, utftext);
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-}
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-
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-
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-
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-/*******************************************************************************
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- Functions called by SDL into Java
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-*******************************************************************************/
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-
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-static int s_active = 0;
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-struct LocalReferenceHolder
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-{
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- JNIEnv *m_env;
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- const char *m_func;
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-};
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-
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-static struct LocalReferenceHolder LocalReferenceHolder_Setup(const char *func)
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-{
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- struct LocalReferenceHolder refholder;
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- refholder.m_env = NULL;
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- refholder.m_func = func;
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-#ifdef DEBUG_JNI
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- SDL_Log("Entering function %s", func);
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-#endif
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- return refholder;
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-}
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-
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-static SDL_bool LocalReferenceHolder_Init(struct LocalReferenceHolder *refholder, JNIEnv *env)
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-{
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- const int capacity = 16;
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- if ((*env)->PushLocalFrame(env, capacity) < 0) {
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- SDL_SetError("Failed to allocate enough JVM local references");
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- return SDL_FALSE;
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- }
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- ++s_active;
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- refholder->m_env = env;
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- return SDL_TRUE;
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-}
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-
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-static void LocalReferenceHolder_Cleanup(struct LocalReferenceHolder *refholder)
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-{
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-#ifdef DEBUG_JNI
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- SDL_Log("Leaving function %s", refholder->m_func);
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-#endif
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- if (refholder->m_env) {
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- JNIEnv* env = refholder->m_env;
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- (*env)->PopLocalFrame(env, NULL);
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- --s_active;
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- }
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-}
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-
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-static SDL_bool LocalReferenceHolder_IsActive()
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-{
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- return s_active > 0;
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-}
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-
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-
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-SDL_bool Android_JNI_CreateContext(int majorVersion, int minorVersion,
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- int red, int green, int blue, int alpha,
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- int buffer, int depth, int stencil,
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- int buffers, int samples)
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-{
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- JNIEnv *env = Android_JNI_GetEnv();
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-
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- jint attribs[] = {
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- EGL_RED_SIZE, red,
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- EGL_GREEN_SIZE, green,
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- EGL_BLUE_SIZE, blue,
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- EGL_ALPHA_SIZE, alpha,
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- EGL_BUFFER_SIZE, buffer,
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- EGL_DEPTH_SIZE, depth,
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- EGL_STENCIL_SIZE, stencil,
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- EGL_SAMPLE_BUFFERS, buffers,
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- EGL_SAMPLES, samples,
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- EGL_RENDERABLE_TYPE, (majorVersion == 1 ? EGL_OPENGL_ES_BIT : EGL_OPENGL_ES2_BIT),
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- EGL_NONE
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- };
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- int len = SDL_arraysize(attribs);
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-
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- jintArray array;
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-
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- array = (*env)->NewIntArray(env, len);
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- (*env)->SetIntArrayRegion(env, array, 0, len, attribs);
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-
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- jboolean success = (*env)->CallStaticBooleanMethod(env, mActivityClass, midCreateGLContext, majorVersion, minorVersion, array);
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-
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|
- (*env)->DeleteLocalRef(env, array);
|
|
|
-
|
|
|
- return success ? SDL_TRUE : SDL_FALSE;
|
|
|
-}
|
|
|
-
|
|
|
-SDL_bool Android_JNI_DeleteContext(void)
|
|
|
-{
|
|
|
- /* There's only one context, so no parameter for now */
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- (*env)->CallStaticVoidMethod(env, mActivityClass, midDeleteGLContext);
|
|
|
- return SDL_TRUE;
|
|
|
-}
|
|
|
-
|
|
|
-void Android_JNI_SwapWindow()
|
|
|
-{
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
- (*mEnv)->CallStaticVoidMethod(mEnv, mActivityClass, midFlipBuffers);
|
|
|
-}
|
|
|
-
|
|
|
-void Android_JNI_SetActivityTitle(const char *title)
|
|
|
-{
|
|
|
- jmethodID mid;
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
- mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,"setActivityTitle","(Ljava/lang/String;)Z");
|
|
|
- if (mid) {
|
|
|
- jstring jtitle = (jstring)((*mEnv)->NewStringUTF(mEnv, title));
|
|
|
- (*mEnv)->CallStaticBooleanMethod(mEnv, mActivityClass, mid, jtitle);
|
|
|
- (*mEnv)->DeleteLocalRef(mEnv, jtitle);
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-SDL_bool Android_JNI_GetAccelerometerValues(float values[3])
|
|
|
-{
|
|
|
- int i;
|
|
|
- SDL_bool retval = SDL_FALSE;
|
|
|
-
|
|
|
- if (bHasNewData) {
|
|
|
- for (i = 0; i < 3; ++i) {
|
|
|
- values[i] = fLastAccelerometer[i];
|
|
|
- }
|
|
|
- bHasNewData = false;
|
|
|
- retval = SDL_TRUE;
|
|
|
- }
|
|
|
-
|
|
|
- return retval;
|
|
|
-}
|
|
|
-
|
|
|
-// Urho3D: added function
|
|
|
-void Android_JNI_FinishActivity()
|
|
|
-{
|
|
|
- // Terminating the SDL main thread on our own may cause crashes with extra threads, so request
|
|
|
- // the activity to finish instead
|
|
|
- jmethodID mid;
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
- mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass, "finishActivity","()V");
|
|
|
- if (mid)
|
|
|
- (*mEnv)->CallStaticVoidMethod(mEnv, mActivityClass, mid);
|
|
|
-}
|
|
|
-
|
|
|
-static void Android_JNI_ThreadDestroyed(void* value) {
|
|
|
- /* The thread is being destroyed, detach it from the Java VM and set the mThreadKey value to NULL as required */
|
|
|
- JNIEnv *env = (JNIEnv*) value;
|
|
|
- if (env != NULL) {
|
|
|
- (*mJavaVM)->DetachCurrentThread(mJavaVM);
|
|
|
- pthread_setspecific(mThreadKey, NULL);
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-JNIEnv* Android_JNI_GetEnv(void) {
|
|
|
- /* From http://developer.android.com/guide/practices/jni.html
|
|
|
- * All threads are Linux threads, scheduled by the kernel.
|
|
|
- * They're usually started from managed code (using Thread.start), but they can also be created elsewhere and then
|
|
|
- * attached to the JavaVM. For example, a thread started with pthread_create can be attached with the
|
|
|
- * JNI AttachCurrentThread or AttachCurrentThreadAsDaemon functions. Until a thread is attached, it has no JNIEnv,
|
|
|
- * and cannot make JNI calls.
|
|
|
- * Attaching a natively-created thread causes a java.lang.Thread object to be constructed and added to the "main"
|
|
|
- * ThreadGroup, making it visible to the debugger. Calling AttachCurrentThread on an already-attached thread
|
|
|
- * is a no-op.
|
|
|
- * Note: You can call this function any number of times for the same thread, there's no harm in it
|
|
|
- */
|
|
|
-
|
|
|
- JNIEnv *env;
|
|
|
- int status = (*mJavaVM)->AttachCurrentThread(mJavaVM, &env, NULL);
|
|
|
- if(status < 0) {
|
|
|
- LOGE("failed to attach current thread");
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- return env;
|
|
|
-}
|
|
|
-
|
|
|
-int Android_JNI_SetupThread(void) {
|
|
|
- /* From http://developer.android.com/guide/practices/jni.html
|
|
|
- * Threads attached through JNI must call DetachCurrentThread before they exit. If coding this directly is awkward,
|
|
|
- * in Android 2.0 (Eclair) and higher you can use pthread_key_create to define a destructor function that will be
|
|
|
- * called before the thread exits, and call DetachCurrentThread from there. (Use that key with pthread_setspecific
|
|
|
- * to store the JNIEnv in thread-local-storage; that way it'll be passed into your destructor as the argument.)
|
|
|
- * Note: The destructor is not called unless the stored value is != NULL
|
|
|
- * Note: You can call this function any number of times for the same thread, there's no harm in it
|
|
|
- * (except for some lost CPU cycles)
|
|
|
- */
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- pthread_setspecific(mThreadKey, (void*) env);
|
|
|
- return 1;
|
|
|
-}
|
|
|
-
|
|
|
-//
|
|
|
-// Audio support
|
|
|
-//
|
|
|
-static jboolean audioBuffer16Bit = JNI_FALSE;
|
|
|
-static jboolean audioBufferStereo = JNI_FALSE;
|
|
|
-static jobject audioBuffer = NULL;
|
|
|
-static void* audioBufferPinned = NULL;
|
|
|
-
|
|
|
-int Android_JNI_OpenAudioDevice(int sampleRate, int is16Bit, int channelCount, int desiredBufferFrames)
|
|
|
-{
|
|
|
- int audioBufferFrames;
|
|
|
-
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
-
|
|
|
- if (!env) {
|
|
|
- LOGE("callback_handler: failed to attach current thread");
|
|
|
- }
|
|
|
- Android_JNI_SetupThread();
|
|
|
-
|
|
|
- __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "SDL audio: opening device");
|
|
|
- audioBuffer16Bit = is16Bit;
|
|
|
- audioBufferStereo = channelCount > 1;
|
|
|
-
|
|
|
- if ((*env)->CallStaticIntMethod(env, mActivityClass, midAudioInit, sampleRate, audioBuffer16Bit, audioBufferStereo, desiredBufferFrames) != 0) {
|
|
|
- /* Error during audio initialization */
|
|
|
- __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL audio: error on AudioTrack initialization!");
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- /* Allocating the audio buffer from the Java side and passing it as the return value for audioInit no longer works on
|
|
|
- * Android >= 4.2 due to a "stale global reference" error. So now we allocate this buffer directly from this side. */
|
|
|
-
|
|
|
- if (is16Bit) {
|
|
|
- jshortArray audioBufferLocal = (*env)->NewShortArray(env, desiredBufferFrames * (audioBufferStereo ? 2 : 1));
|
|
|
- if (audioBufferLocal) {
|
|
|
- audioBuffer = (*env)->NewGlobalRef(env, audioBufferLocal);
|
|
|
- (*env)->DeleteLocalRef(env, audioBufferLocal);
|
|
|
- }
|
|
|
- }
|
|
|
- else {
|
|
|
- jbyteArray audioBufferLocal = (*env)->NewByteArray(env, desiredBufferFrames * (audioBufferStereo ? 2 : 1));
|
|
|
- if (audioBufferLocal) {
|
|
|
- audioBuffer = (*env)->NewGlobalRef(env, audioBufferLocal);
|
|
|
- (*env)->DeleteLocalRef(env, audioBufferLocal);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (audioBuffer == NULL) {
|
|
|
- __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL audio: could not allocate an audio buffer!");
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- jboolean isCopy = JNI_FALSE;
|
|
|
- if (audioBuffer16Bit) {
|
|
|
- audioBufferPinned = (*env)->GetShortArrayElements(env, (jshortArray)audioBuffer, &isCopy);
|
|
|
- audioBufferFrames = (*env)->GetArrayLength(env, (jshortArray)audioBuffer);
|
|
|
- } else {
|
|
|
- audioBufferPinned = (*env)->GetByteArrayElements(env, (jbyteArray)audioBuffer, &isCopy);
|
|
|
- audioBufferFrames = (*env)->GetArrayLength(env, (jbyteArray)audioBuffer);
|
|
|
- }
|
|
|
- if (audioBufferStereo) {
|
|
|
- audioBufferFrames /= 2;
|
|
|
- }
|
|
|
-
|
|
|
- return audioBufferFrames;
|
|
|
-}
|
|
|
-
|
|
|
-void * Android_JNI_GetAudioBuffer()
|
|
|
-{
|
|
|
- return audioBufferPinned;
|
|
|
-}
|
|
|
-
|
|
|
-void Android_JNI_WriteAudioBuffer()
|
|
|
-{
|
|
|
- JNIEnv *mAudioEnv = Android_JNI_GetEnv();
|
|
|
-
|
|
|
- if (audioBuffer16Bit) {
|
|
|
- (*mAudioEnv)->ReleaseShortArrayElements(mAudioEnv, (jshortArray)audioBuffer, (jshort *)audioBufferPinned, JNI_COMMIT);
|
|
|
- (*mAudioEnv)->CallStaticVoidMethod(mAudioEnv, mActivityClass, midAudioWriteShortBuffer, (jshortArray)audioBuffer);
|
|
|
- } else {
|
|
|
- (*mAudioEnv)->ReleaseByteArrayElements(mAudioEnv, (jbyteArray)audioBuffer, (jbyte *)audioBufferPinned, JNI_COMMIT);
|
|
|
- (*mAudioEnv)->CallStaticVoidMethod(mAudioEnv, mActivityClass, midAudioWriteByteBuffer, (jbyteArray)audioBuffer);
|
|
|
- }
|
|
|
-
|
|
|
- /* JNI_COMMIT means the changes are committed to the VM but the buffer remains pinned */
|
|
|
-}
|
|
|
-
|
|
|
-void Android_JNI_CloseAudioDevice()
|
|
|
-{
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
-
|
|
|
- (*env)->CallStaticVoidMethod(env, mActivityClass, midAudioQuit);
|
|
|
-
|
|
|
- if (audioBuffer) {
|
|
|
- (*env)->DeleteGlobalRef(env, audioBuffer);
|
|
|
- audioBuffer = NULL;
|
|
|
- audioBufferPinned = NULL;
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-// Test for an exception and call SDL_SetError with its detail if one occurs
|
|
|
-// If the parameter silent is truthy then SDL_SetError() will not be called.
|
|
|
-static bool Android_JNI_ExceptionOccurred(bool silent)
|
|
|
-{
|
|
|
- SDL_assert(LocalReferenceHolder_IsActive());
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
-
|
|
|
- jthrowable exception = (*mEnv)->ExceptionOccurred(mEnv);
|
|
|
- if (exception != NULL) {
|
|
|
- jmethodID mid;
|
|
|
-
|
|
|
- // Until this happens most JNI operations have undefined behaviour
|
|
|
- (*mEnv)->ExceptionClear(mEnv);
|
|
|
-
|
|
|
- if (!silent) {
|
|
|
- jclass exceptionClass = (*mEnv)->GetObjectClass(mEnv, exception);
|
|
|
- jclass classClass = (*mEnv)->FindClass(mEnv, "java/lang/Class");
|
|
|
-
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, classClass, "getName", "()Ljava/lang/String;");
|
|
|
- jstring exceptionName = (jstring)(*mEnv)->CallObjectMethod(mEnv, exceptionClass, mid);
|
|
|
- const char* exceptionNameUTF8 = (*mEnv)->GetStringUTFChars(mEnv, exceptionName, 0);
|
|
|
-
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, exceptionClass, "getMessage", "()Ljava/lang/String;");
|
|
|
- jstring exceptionMessage = (jstring)(*mEnv)->CallObjectMethod(mEnv, exception, mid);
|
|
|
-
|
|
|
- if (exceptionMessage != NULL) {
|
|
|
- const char* exceptionMessageUTF8 = (*mEnv)->GetStringUTFChars(mEnv, exceptionMessage, 0);
|
|
|
- SDL_SetError("%s: %s", exceptionNameUTF8, exceptionMessageUTF8);
|
|
|
- (*mEnv)->ReleaseStringUTFChars(mEnv, exceptionMessage, exceptionMessageUTF8);
|
|
|
- } else {
|
|
|
- SDL_SetError("%s", exceptionNameUTF8);
|
|
|
- }
|
|
|
-
|
|
|
- (*mEnv)->ReleaseStringUTFChars(mEnv, exceptionName, exceptionNameUTF8);
|
|
|
- }
|
|
|
-
|
|
|
- return true;
|
|
|
- }
|
|
|
-
|
|
|
- return false;
|
|
|
-}
|
|
|
-
|
|
|
-static int Internal_Android_JNI_FileOpen(SDL_RWops* ctx)
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
-
|
|
|
- int result = 0;
|
|
|
-
|
|
|
- jmethodID mid;
|
|
|
- jobject context;
|
|
|
- jobject assetManager;
|
|
|
- jobject inputStream;
|
|
|
- jclass channels;
|
|
|
- jobject readableByteChannel;
|
|
|
- jstring fileNameJString;
|
|
|
- jobject fd;
|
|
|
- jclass fdCls;
|
|
|
- jfieldID descriptor;
|
|
|
-
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
- if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
- goto failure;
|
|
|
- }
|
|
|
-
|
|
|
- fileNameJString = (jstring)ctx->hidden.androidio.fileNameRef;
|
|
|
- ctx->hidden.androidio.position = 0;
|
|
|
-
|
|
|
- // context = SDLActivity.getContext();
|
|
|
- mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
- "getContext","()Landroid/content/Context;");
|
|
|
- context = (*mEnv)->CallStaticObjectMethod(mEnv, mActivityClass, mid);
|
|
|
-
|
|
|
-
|
|
|
- // assetManager = context.getAssets();
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, context),
|
|
|
- "getAssets", "()Landroid/content/res/AssetManager;");
|
|
|
- assetManager = (*mEnv)->CallObjectMethod(mEnv, context, mid);
|
|
|
-
|
|
|
- /* First let's try opening the file to obtain an AssetFileDescriptor.
|
|
|
- * This method reads the files directly from the APKs using standard *nix calls
|
|
|
- */
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, assetManager), "openFd", "(Ljava/lang/String;)Landroid/content/res/AssetFileDescriptor;");
|
|
|
- inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString);
|
|
|
- if (Android_JNI_ExceptionOccurred(true)) {
|
|
|
- goto fallback;
|
|
|
- }
|
|
|
-
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getStartOffset", "()J");
|
|
|
- ctx->hidden.androidio.offset = (*mEnv)->CallLongMethod(mEnv, inputStream, mid);
|
|
|
- if (Android_JNI_ExceptionOccurred(true)) {
|
|
|
- goto fallback;
|
|
|
- }
|
|
|
-
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getDeclaredLength", "()J");
|
|
|
- ctx->hidden.androidio.size = (*mEnv)->CallLongMethod(mEnv, inputStream, mid);
|
|
|
- if (Android_JNI_ExceptionOccurred(true)) {
|
|
|
- goto fallback;
|
|
|
- }
|
|
|
-
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getFileDescriptor", "()Ljava/io/FileDescriptor;");
|
|
|
- fd = (*mEnv)->CallObjectMethod(mEnv, inputStream, mid);
|
|
|
- fdCls = (*mEnv)->GetObjectClass(mEnv, fd);
|
|
|
- descriptor = (*mEnv)->GetFieldID(mEnv, fdCls, "descriptor", "I");
|
|
|
- ctx->hidden.androidio.fd = (*mEnv)->GetIntField(mEnv, fd, descriptor);
|
|
|
- ctx->hidden.androidio.assetFileDescriptorRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);
|
|
|
-
|
|
|
- // Seek to the correct offset in the file.
|
|
|
- lseek(ctx->hidden.androidio.fd, (off_t)ctx->hidden.androidio.offset, SEEK_SET);
|
|
|
-
|
|
|
- if (false) {
|
|
|
-fallback:
|
|
|
- // Disabled log message because of spam on the Nexus 7
|
|
|
- //__android_log_print(ANDROID_LOG_DEBUG, "SDL", "Falling back to legacy InputStream method for opening file");
|
|
|
-
|
|
|
- /* Try the old method using InputStream */
|
|
|
- ctx->hidden.androidio.assetFileDescriptorRef = NULL;
|
|
|
-
|
|
|
- // inputStream = assetManager.open(<filename>);
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, assetManager),
|
|
|
- "open", "(Ljava/lang/String;I)Ljava/io/InputStream;");
|
|
|
- inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString, 1 /*ACCESS_RANDOM*/);
|
|
|
- if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
- goto failure;
|
|
|
- }
|
|
|
-
|
|
|
- ctx->hidden.androidio.inputStreamRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);
|
|
|
-
|
|
|
- // Despite all the visible documentation on [Asset]InputStream claiming
|
|
|
- // that the .available() method is not guaranteed to return the entire file
|
|
|
- // size, comments in <sdk>/samples/<ver>/ApiDemos/src/com/example/ ...
|
|
|
- // android/apis/content/ReadAsset.java imply that Android's
|
|
|
- // AssetInputStream.available() /will/ always return the total file size
|
|
|
-
|
|
|
- // size = inputStream.available();
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
|
|
|
- "available", "()I");
|
|
|
- ctx->hidden.androidio.size = (long)(*mEnv)->CallIntMethod(mEnv, inputStream, mid);
|
|
|
- if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
- goto failure;
|
|
|
- }
|
|
|
-
|
|
|
- // readableByteChannel = Channels.newChannel(inputStream);
|
|
|
- channels = (*mEnv)->FindClass(mEnv, "java/nio/channels/Channels");
|
|
|
- mid = (*mEnv)->GetStaticMethodID(mEnv, channels,
|
|
|
- "newChannel",
|
|
|
- "(Ljava/io/InputStream;)Ljava/nio/channels/ReadableByteChannel;");
|
|
|
- readableByteChannel = (*mEnv)->CallStaticObjectMethod(
|
|
|
- mEnv, channels, mid, inputStream);
|
|
|
- if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
- goto failure;
|
|
|
- }
|
|
|
-
|
|
|
- ctx->hidden.androidio.readableByteChannelRef =
|
|
|
- (*mEnv)->NewGlobalRef(mEnv, readableByteChannel);
|
|
|
-
|
|
|
- // Store .read id for reading purposes
|
|
|
- mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, readableByteChannel),
|
|
|
- "read", "(Ljava/nio/ByteBuffer;)I");
|
|
|
- ctx->hidden.androidio.readMethod = mid;
|
|
|
- }
|
|
|
-
|
|
|
- if (false) {
|
|
|
-failure:
|
|
|
- result = -1;
|
|
|
-
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.fileNameRef);
|
|
|
-
|
|
|
- if(ctx->hidden.androidio.inputStreamRef != NULL) {
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.inputStreamRef);
|
|
|
- }
|
|
|
-
|
|
|
- if(ctx->hidden.androidio.readableByteChannelRef != NULL) {
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.readableByteChannelRef);
|
|
|
- }
|
|
|
-
|
|
|
- if(ctx->hidden.androidio.assetFileDescriptorRef != NULL) {
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.assetFileDescriptorRef);
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return result;
|
|
|
-}
|
|
|
-
|
|
|
-int Android_JNI_FileOpen(SDL_RWops* ctx,
|
|
|
- const char* fileName, const char* mode)
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
- int retval;
|
|
|
-
|
|
|
- if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return -1;
|
|
|
- }
|
|
|
-
|
|
|
- if (!ctx) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return -1;
|
|
|
- }
|
|
|
-
|
|
|
- jstring fileNameJString = (*mEnv)->NewStringUTF(mEnv, fileName);
|
|
|
- ctx->hidden.androidio.fileNameRef = (*mEnv)->NewGlobalRef(mEnv, fileNameJString);
|
|
|
- ctx->hidden.androidio.inputStreamRef = NULL;
|
|
|
- ctx->hidden.androidio.readableByteChannelRef = NULL;
|
|
|
- ctx->hidden.androidio.readMethod = NULL;
|
|
|
- ctx->hidden.androidio.assetFileDescriptorRef = NULL;
|
|
|
-
|
|
|
- retval = Internal_Android_JNI_FileOpen(ctx);
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return retval;
|
|
|
-}
|
|
|
-
|
|
|
-size_t Android_JNI_FileRead(SDL_RWops* ctx, void* buffer,
|
|
|
- size_t size, size_t maxnum)
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
-
|
|
|
- if (ctx->hidden.androidio.assetFileDescriptorRef) {
|
|
|
- size_t bytesMax = size * maxnum;
|
|
|
- if (ctx->hidden.androidio.size != -1 /*UNKNOWN_LENGTH*/ && ctx->hidden.androidio.position + bytesMax > ctx->hidden.androidio.size) {
|
|
|
- bytesMax = ctx->hidden.androidio.size - ctx->hidden.androidio.position;
|
|
|
- }
|
|
|
- size_t result = read(ctx->hidden.androidio.fd, buffer, bytesMax );
|
|
|
- if (result > 0) {
|
|
|
- ctx->hidden.androidio.position += result;
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return result / size;
|
|
|
- }
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return 0;
|
|
|
- } else {
|
|
|
- jlong bytesRemaining = (jlong) (size * maxnum);
|
|
|
- jlong bytesMax = (jlong) (ctx->hidden.androidio.size - ctx->hidden.androidio.position);
|
|
|
- int bytesRead = 0;
|
|
|
-
|
|
|
- /* Don't read more bytes than those that remain in the file, otherwise we get an exception */
|
|
|
- if (bytesRemaining > bytesMax) bytesRemaining = bytesMax;
|
|
|
-
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
- if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- jobject readableByteChannel = (jobject)ctx->hidden.androidio.readableByteChannelRef;
|
|
|
- jmethodID readMethod = (jmethodID)ctx->hidden.androidio.readMethod;
|
|
|
- jobject byteBuffer = (*mEnv)->NewDirectByteBuffer(mEnv, buffer, bytesRemaining);
|
|
|
-
|
|
|
- while (bytesRemaining > 0) {
|
|
|
- // result = readableByteChannel.read(...);
|
|
|
- int result = (*mEnv)->CallIntMethod(mEnv, readableByteChannel, readMethod, byteBuffer);
|
|
|
-
|
|
|
- if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- if (result < 0) {
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- bytesRemaining -= result;
|
|
|
- bytesRead += result;
|
|
|
- ctx->hidden.androidio.position += result;
|
|
|
- }
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return bytesRead / size;
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-size_t Android_JNI_FileWrite(SDL_RWops* ctx, const void* buffer,
|
|
|
- size_t size, size_t num)
|
|
|
-{
|
|
|
- SDL_SetError("Cannot write to Android package filesystem");
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int Internal_Android_JNI_FileClose(SDL_RWops* ctx, bool release)
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
-
|
|
|
- int result = 0;
|
|
|
- JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
-
|
|
|
- if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return SDL_SetError("Failed to allocate enough JVM local references");
|
|
|
- }
|
|
|
-
|
|
|
- if (ctx) {
|
|
|
- if (release) {
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.fileNameRef);
|
|
|
- }
|
|
|
-
|
|
|
- if (ctx->hidden.androidio.assetFileDescriptorRef) {
|
|
|
- jobject inputStream = (jobject)ctx->hidden.androidio.assetFileDescriptorRef;
|
|
|
- jmethodID mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
|
|
|
- "close", "()V");
|
|
|
- (*mEnv)->CallVoidMethod(mEnv, inputStream, mid);
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.assetFileDescriptorRef);
|
|
|
- if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
- result = -1;
|
|
|
- }
|
|
|
- }
|
|
|
- else {
|
|
|
- jobject inputStream = (jobject)ctx->hidden.androidio.inputStreamRef;
|
|
|
-
|
|
|
- // inputStream.close();
|
|
|
- jmethodID mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
|
|
|
- "close", "()V");
|
|
|
- (*mEnv)->CallVoidMethod(mEnv, inputStream, mid);
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.inputStreamRef);
|
|
|
- (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.readableByteChannelRef);
|
|
|
- if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
- result = -1;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (release) {
|
|
|
- SDL_FreeRW(ctx);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return result;
|
|
|
-}
|
|
|
-
|
|
|
-
|
|
|
-Sint64 Android_JNI_FileSize(SDL_RWops* ctx)
|
|
|
-{
|
|
|
- return ctx->hidden.androidio.size;
|
|
|
-}
|
|
|
-
|
|
|
-Sint64 Android_JNI_FileSeek(SDL_RWops* ctx, Sint64 offset, int whence)
|
|
|
-{
|
|
|
- if (ctx->hidden.androidio.assetFileDescriptorRef) {
|
|
|
- switch (whence) {
|
|
|
- case RW_SEEK_SET:
|
|
|
- if (ctx->hidden.androidio.size != -1 /*UNKNOWN_LENGTH*/ && offset > ctx->hidden.androidio.size) offset = ctx->hidden.androidio.size;
|
|
|
- offset += ctx->hidden.androidio.offset;
|
|
|
- break;
|
|
|
- case RW_SEEK_CUR:
|
|
|
- offset += ctx->hidden.androidio.position;
|
|
|
- if (ctx->hidden.androidio.size != -1 /*UNKNOWN_LENGTH*/ && offset > ctx->hidden.androidio.size) offset = ctx->hidden.androidio.size;
|
|
|
- offset += ctx->hidden.androidio.offset;
|
|
|
- break;
|
|
|
- case RW_SEEK_END:
|
|
|
- offset = ctx->hidden.androidio.offset + ctx->hidden.androidio.size + offset;
|
|
|
- break;
|
|
|
- default:
|
|
|
- return SDL_SetError("Unknown value for 'whence'");
|
|
|
- }
|
|
|
- whence = SEEK_SET;
|
|
|
-
|
|
|
- off_t ret = lseek(ctx->hidden.androidio.fd, (off_t)offset, SEEK_SET);
|
|
|
- if (ret == -1) return -1;
|
|
|
- ctx->hidden.androidio.position = ret - ctx->hidden.androidio.offset;
|
|
|
- } else {
|
|
|
- Sint64 newPosition;
|
|
|
-
|
|
|
- switch (whence) {
|
|
|
- case RW_SEEK_SET:
|
|
|
- newPosition = offset;
|
|
|
- break;
|
|
|
- case RW_SEEK_CUR:
|
|
|
- newPosition = ctx->hidden.androidio.position + offset;
|
|
|
- break;
|
|
|
- case RW_SEEK_END:
|
|
|
- newPosition = ctx->hidden.androidio.size + offset;
|
|
|
- break;
|
|
|
- default:
|
|
|
- return SDL_SetError("Unknown value for 'whence'");
|
|
|
- }
|
|
|
-
|
|
|
- /* Validate the new position */
|
|
|
- if (newPosition < 0) {
|
|
|
- return SDL_Error(SDL_EFSEEK);
|
|
|
- }
|
|
|
- if (newPosition > ctx->hidden.androidio.size) {
|
|
|
- newPosition = ctx->hidden.androidio.size;
|
|
|
- }
|
|
|
-
|
|
|
- Sint64 movement = newPosition - ctx->hidden.androidio.position;
|
|
|
- if (movement > 0) {
|
|
|
- unsigned char buffer[4096];
|
|
|
-
|
|
|
- // The easy case where we're seeking forwards
|
|
|
- while (movement > 0) {
|
|
|
- Sint64 amount = sizeof (buffer);
|
|
|
- if (amount > movement) {
|
|
|
- amount = movement;
|
|
|
- }
|
|
|
- size_t result = Android_JNI_FileRead(ctx, buffer, 1, amount);
|
|
|
- if (result <= 0) {
|
|
|
- // Failed to read/skip the required amount, so fail
|
|
|
- return -1;
|
|
|
- }
|
|
|
-
|
|
|
- movement -= result;
|
|
|
- }
|
|
|
-
|
|
|
- } else if (movement < 0) {
|
|
|
- // We can't seek backwards so we have to reopen the file and seek
|
|
|
- // forwards which obviously isn't very efficient
|
|
|
- Internal_Android_JNI_FileClose(ctx, false);
|
|
|
- Internal_Android_JNI_FileOpen(ctx);
|
|
|
- Android_JNI_FileSeek(ctx, newPosition, RW_SEEK_SET);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- return ctx->hidden.androidio.position;
|
|
|
-
|
|
|
-}
|
|
|
-
|
|
|
-int Android_JNI_FileClose(SDL_RWops* ctx)
|
|
|
-{
|
|
|
- return Internal_Android_JNI_FileClose(ctx, true);
|
|
|
-}
|
|
|
-
|
|
|
-// returns a new global reference which needs to be released later
|
|
|
-static jobject Android_JNI_GetSystemServiceObject(const char* name)
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
- JNIEnv* env = Android_JNI_GetEnv();
|
|
|
- jobject retval = NULL;
|
|
|
-
|
|
|
- if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- jstring service = (*env)->NewStringUTF(env, name);
|
|
|
-
|
|
|
- jmethodID mid;
|
|
|
-
|
|
|
- mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext", "()Landroid/content/Context;");
|
|
|
- jobject context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
-
|
|
|
- mid = (*env)->GetMethodID(env, mActivityClass, "getSystemService", "(Ljava/lang/String;)Ljava/lang/Object;");
|
|
|
- jobject manager = (*env)->CallObjectMethod(env, context, mid, service);
|
|
|
-
|
|
|
- (*env)->DeleteLocalRef(env, service);
|
|
|
-
|
|
|
- retval = manager ? (*env)->NewGlobalRef(env, manager) : NULL;
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return retval;
|
|
|
-}
|
|
|
-
|
|
|
-#define SETUP_CLIPBOARD(error) \
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__); \
|
|
|
- JNIEnv* env = Android_JNI_GetEnv(); \
|
|
|
- if (!LocalReferenceHolder_Init(&refs, env)) { \
|
|
|
- LocalReferenceHolder_Cleanup(&refs); \
|
|
|
- return error; \
|
|
|
- } \
|
|
|
- jobject clipboard = Android_JNI_GetSystemServiceObject("clipboard"); \
|
|
|
- if (!clipboard) { \
|
|
|
- LocalReferenceHolder_Cleanup(&refs); \
|
|
|
- return error; \
|
|
|
- }
|
|
|
-
|
|
|
-#define CLEANUP_CLIPBOARD() \
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
-
|
|
|
-int Android_JNI_SetClipboardText(const char* text)
|
|
|
-{
|
|
|
- SETUP_CLIPBOARD(-1)
|
|
|
-
|
|
|
- jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "setText", "(Ljava/lang/CharSequence;)V");
|
|
|
- jstring string = (*env)->NewStringUTF(env, text);
|
|
|
- (*env)->CallVoidMethod(env, clipboard, mid, string);
|
|
|
- (*env)->DeleteGlobalRef(env, clipboard);
|
|
|
- (*env)->DeleteLocalRef(env, string);
|
|
|
-
|
|
|
- CLEANUP_CLIPBOARD();
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-char* Android_JNI_GetClipboardText()
|
|
|
-{
|
|
|
- SETUP_CLIPBOARD(SDL_strdup(""))
|
|
|
-
|
|
|
- jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "getText", "()Ljava/lang/CharSequence;");
|
|
|
- jobject sequence = (*env)->CallObjectMethod(env, clipboard, mid);
|
|
|
- (*env)->DeleteGlobalRef(env, clipboard);
|
|
|
- if (sequence) {
|
|
|
- mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, sequence), "toString", "()Ljava/lang/String;");
|
|
|
- jstring string = (jstring)((*env)->CallObjectMethod(env, sequence, mid));
|
|
|
- const char* utf = (*env)->GetStringUTFChars(env, string, 0);
|
|
|
- if (utf) {
|
|
|
- char* text = SDL_strdup(utf);
|
|
|
- (*env)->ReleaseStringUTFChars(env, string, utf);
|
|
|
-
|
|
|
- CLEANUP_CLIPBOARD();
|
|
|
-
|
|
|
- return text;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- CLEANUP_CLIPBOARD();
|
|
|
-
|
|
|
- return SDL_strdup("");
|
|
|
-}
|
|
|
-
|
|
|
-SDL_bool Android_JNI_HasClipboardText()
|
|
|
-{
|
|
|
- SETUP_CLIPBOARD(SDL_FALSE)
|
|
|
-
|
|
|
- jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "hasText", "()Z");
|
|
|
- jboolean has = (*env)->CallBooleanMethod(env, clipboard, mid);
|
|
|
- (*env)->DeleteGlobalRef(env, clipboard);
|
|
|
-
|
|
|
- CLEANUP_CLIPBOARD();
|
|
|
-
|
|
|
- return has ? SDL_TRUE : SDL_FALSE;
|
|
|
-}
|
|
|
-
|
|
|
-
|
|
|
-// returns 0 on success or -1 on error (others undefined then)
|
|
|
-// returns truthy or falsy value in plugged, charged and battery
|
|
|
-// returns the value in seconds and percent or -1 if not available
|
|
|
-int Android_JNI_GetPowerInfo(int* plugged, int* charged, int* battery, int* seconds, int* percent)
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
- JNIEnv* env = Android_JNI_GetEnv();
|
|
|
- if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return -1;
|
|
|
- }
|
|
|
-
|
|
|
- jmethodID mid;
|
|
|
-
|
|
|
- mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext", "()Landroid/content/Context;");
|
|
|
- jobject context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
-
|
|
|
- jstring action = (*env)->NewStringUTF(env, "android.intent.action.BATTERY_CHANGED");
|
|
|
-
|
|
|
- jclass cls = (*env)->FindClass(env, "android/content/IntentFilter");
|
|
|
-
|
|
|
- mid = (*env)->GetMethodID(env, cls, "<init>", "(Ljava/lang/String;)V");
|
|
|
- jobject filter = (*env)->NewObject(env, cls, mid, action);
|
|
|
-
|
|
|
- (*env)->DeleteLocalRef(env, action);
|
|
|
-
|
|
|
- mid = (*env)->GetMethodID(env, mActivityClass, "registerReceiver", "(Landroid/content/BroadcastReceiver;Landroid/content/IntentFilter;)Landroid/content/Intent;");
|
|
|
- jobject intent = (*env)->CallObjectMethod(env, context, mid, NULL, filter);
|
|
|
-
|
|
|
- (*env)->DeleteLocalRef(env, filter);
|
|
|
-
|
|
|
- cls = (*env)->GetObjectClass(env, intent);
|
|
|
-
|
|
|
- jstring iname;
|
|
|
- jmethodID imid = (*env)->GetMethodID(env, cls, "getIntExtra", "(Ljava/lang/String;I)I");
|
|
|
-
|
|
|
-#define GET_INT_EXTRA(var, key) \
|
|
|
- iname = (*env)->NewStringUTF(env, key); \
|
|
|
- int var = (*env)->CallIntMethod(env, intent, imid, iname, -1); \
|
|
|
- (*env)->DeleteLocalRef(env, iname);
|
|
|
-
|
|
|
- jstring bname;
|
|
|
- jmethodID bmid = (*env)->GetMethodID(env, cls, "getBooleanExtra", "(Ljava/lang/String;Z)Z");
|
|
|
-
|
|
|
-#define GET_BOOL_EXTRA(var, key) \
|
|
|
- bname = (*env)->NewStringUTF(env, key); \
|
|
|
- int var = (*env)->CallBooleanMethod(env, intent, bmid, bname, JNI_FALSE); \
|
|
|
- (*env)->DeleteLocalRef(env, bname);
|
|
|
-
|
|
|
- if (plugged) {
|
|
|
- GET_INT_EXTRA(plug, "plugged") // == BatteryManager.EXTRA_PLUGGED (API 5)
|
|
|
- if (plug == -1) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return -1;
|
|
|
- }
|
|
|
- // 1 == BatteryManager.BATTERY_PLUGGED_AC
|
|
|
- // 2 == BatteryManager.BATTERY_PLUGGED_USB
|
|
|
- *plugged = (0 < plug) ? 1 : 0;
|
|
|
- }
|
|
|
-
|
|
|
- if (charged) {
|
|
|
- GET_INT_EXTRA(status, "status") // == BatteryManager.EXTRA_STATUS (API 5)
|
|
|
- if (status == -1) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return -1;
|
|
|
- }
|
|
|
- // 5 == BatteryManager.BATTERY_STATUS_FULL
|
|
|
- *charged = (status == 5) ? 1 : 0;
|
|
|
- }
|
|
|
-
|
|
|
- if (battery) {
|
|
|
- GET_BOOL_EXTRA(present, "present") // == BatteryManager.EXTRA_PRESENT (API 5)
|
|
|
- *battery = present ? 1 : 0;
|
|
|
- }
|
|
|
-
|
|
|
- if (seconds) {
|
|
|
- *seconds = -1; // not possible
|
|
|
- }
|
|
|
-
|
|
|
- if (percent) {
|
|
|
- GET_INT_EXTRA(level, "level") // == BatteryManager.EXTRA_LEVEL (API 5)
|
|
|
- GET_INT_EXTRA(scale, "scale") // == BatteryManager.EXTRA_SCALE (API 5)
|
|
|
- if ((level == -1) || (scale == -1)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return -1;
|
|
|
- }
|
|
|
- *percent = level * 100 / scale;
|
|
|
- }
|
|
|
-
|
|
|
- (*env)->DeleteLocalRef(env, intent);
|
|
|
-
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-// sends message to be handled on the UI event dispatch thread
|
|
|
-int Android_JNI_SendMessage(int command, int param)
|
|
|
-{
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- if (!env) {
|
|
|
- return -1;
|
|
|
- }
|
|
|
- jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "sendMessage", "(II)Z");
|
|
|
- if (!mid) {
|
|
|
- return -1;
|
|
|
- }
|
|
|
- jboolean success = (*env)->CallStaticBooleanMethod(env, mActivityClass, mid, command, param);
|
|
|
- return success ? 0 : -1;
|
|
|
-}
|
|
|
-
|
|
|
-void Android_JNI_ShowTextInput(SDL_Rect *inputRect)
|
|
|
-{
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- if (!env) {
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "showTextInput", "(IIII)Z");
|
|
|
- if (!mid) {
|
|
|
- return;
|
|
|
- }
|
|
|
- (*env)->CallStaticBooleanMethod(env, mActivityClass, mid,
|
|
|
- inputRect->x,
|
|
|
- inputRect->y,
|
|
|
- inputRect->w,
|
|
|
- inputRect->h );
|
|
|
-}
|
|
|
-
|
|
|
-void Android_JNI_HideTextInput()
|
|
|
-{
|
|
|
- // has to match Activity constant
|
|
|
- const int COMMAND_TEXTEDIT_HIDE = 3;
|
|
|
- Android_JNI_SendMessage(COMMAND_TEXTEDIT_HIDE, 0);
|
|
|
-}
|
|
|
-
|
|
|
-//////////////////////////////////////////////////////////////////////////////
|
|
|
-//
|
|
|
-// Functions exposed to SDL applications in SDL_system.h
|
|
|
-//
|
|
|
-
|
|
|
-void *SDL_AndroidGetJNIEnv()
|
|
|
-{
|
|
|
- return Android_JNI_GetEnv();
|
|
|
-}
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-void *SDL_AndroidGetActivity()
|
|
|
-{
|
|
|
- /* See SDL_system.h for caveats on using this function. */
|
|
|
-
|
|
|
- jmethodID mid;
|
|
|
-
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- if (!env) {
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- // return SDLActivity.getContext();
|
|
|
- mid = (*env)->GetStaticMethodID(env, mActivityClass,
|
|
|
- "getContext","()Landroid/content/Context;");
|
|
|
- return (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
-}
|
|
|
-
|
|
|
-const char * SDL_AndroidGetInternalStoragePath()
|
|
|
-{
|
|
|
- static char *s_AndroidInternalFilesPath = NULL;
|
|
|
-
|
|
|
- if (!s_AndroidInternalFilesPath) {
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
- jmethodID mid;
|
|
|
- jobject context;
|
|
|
- jobject fileObject;
|
|
|
- jstring pathString;
|
|
|
- const char *path;
|
|
|
-
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- // context = SDLActivity.getContext();
|
|
|
- mid = (*env)->GetStaticMethodID(env, mActivityClass,
|
|
|
- "getContext","()Landroid/content/Context;");
|
|
|
- context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
-
|
|
|
- // fileObj = context.getFilesDir();
|
|
|
- mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
|
|
|
- "getFilesDir", "()Ljava/io/File;");
|
|
|
- fileObject = (*env)->CallObjectMethod(env, context, mid);
|
|
|
- if (!fileObject) {
|
|
|
- SDL_SetError("Couldn't get internal directory");
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- // path = fileObject.getAbsolutePath();
|
|
|
- mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, fileObject),
|
|
|
- "getAbsolutePath", "()Ljava/lang/String;");
|
|
|
- pathString = (jstring)(*env)->CallObjectMethod(env, fileObject, mid);
|
|
|
-
|
|
|
- path = (*env)->GetStringUTFChars(env, pathString, NULL);
|
|
|
- s_AndroidInternalFilesPath = SDL_strdup(path);
|
|
|
- (*env)->ReleaseStringUTFChars(env, pathString, path);
|
|
|
-
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- }
|
|
|
- return s_AndroidInternalFilesPath;
|
|
|
-}
|
|
|
-
|
|
|
-int SDL_AndroidGetExternalStorageState()
|
|
|
-{
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
- jmethodID mid;
|
|
|
- jclass cls;
|
|
|
- jstring stateString;
|
|
|
- const char *state;
|
|
|
- int stateFlags;
|
|
|
-
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return 0;
|
|
|
- }
|
|
|
-
|
|
|
- cls = (*env)->FindClass(env, "android/os/Environment");
|
|
|
- mid = (*env)->GetStaticMethodID(env, cls,
|
|
|
- "getExternalStorageState", "()Ljava/lang/String;");
|
|
|
- stateString = (jstring)(*env)->CallStaticObjectMethod(env, cls, mid);
|
|
|
-
|
|
|
- state = (*env)->GetStringUTFChars(env, stateString, NULL);
|
|
|
-
|
|
|
- // Print an info message so people debugging know the storage state
|
|
|
- __android_log_print(ANDROID_LOG_INFO, "SDL", "external storage state: %s", state);
|
|
|
-
|
|
|
- if (SDL_strcmp(state, "mounted") == 0) {
|
|
|
- stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ |
|
|
|
- SDL_ANDROID_EXTERNAL_STORAGE_WRITE;
|
|
|
- } else if (SDL_strcmp(state, "mounted_ro") == 0) {
|
|
|
- stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ;
|
|
|
- } else {
|
|
|
- stateFlags = 0;
|
|
|
- }
|
|
|
- (*env)->ReleaseStringUTFChars(env, stateString, state);
|
|
|
-
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return stateFlags;
|
|
|
-}
|
|
|
-
|
|
|
-const char * SDL_AndroidGetExternalStoragePath()
|
|
|
-{
|
|
|
- static char *s_AndroidExternalFilesPath = NULL;
|
|
|
-
|
|
|
- if (!s_AndroidExternalFilesPath) {
|
|
|
- struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
- jmethodID mid;
|
|
|
- jobject context;
|
|
|
- jobject fileObject;
|
|
|
- jstring pathString;
|
|
|
- const char *path;
|
|
|
-
|
|
|
- JNIEnv *env = Android_JNI_GetEnv();
|
|
|
- if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- // context = SDLActivity.getContext();
|
|
|
- mid = (*env)->GetStaticMethodID(env, mActivityClass,
|
|
|
- "getContext","()Landroid/content/Context;");
|
|
|
- context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
-
|
|
|
- // fileObj = context.getExternalFilesDir();
|
|
|
- mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
|
|
|
- "getExternalFilesDir", "(Ljava/lang/String;)Ljava/io/File;");
|
|
|
- fileObject = (*env)->CallObjectMethod(env, context, mid, NULL);
|
|
|
- if (!fileObject) {
|
|
|
- SDL_SetError("Couldn't get external directory");
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- // path = fileObject.getAbsolutePath();
|
|
|
- mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, fileObject),
|
|
|
- "getAbsolutePath", "()Ljava/lang/String;");
|
|
|
- pathString = (jstring)(*env)->CallObjectMethod(env, fileObject, mid);
|
|
|
-
|
|
|
- path = (*env)->GetStringUTFChars(env, pathString, NULL);
|
|
|
- s_AndroidExternalFilesPath = SDL_strdup(path);
|
|
|
- (*env)->ReleaseStringUTFChars(env, pathString, path);
|
|
|
-
|
|
|
- LocalReferenceHolder_Cleanup(&refs);
|
|
|
- }
|
|
|
- return s_AndroidExternalFilesPath;
|
|
|
-}
|
|
|
-
|
|
|
-#endif /* __ANDROID__ */
|
|
|
-
|
|
|
-/* vi: set ts=4 sw=4 expandtab: */
|
|
|
-
|
|
|
+/*
|
|
|
+ Simple DirectMedia Layer
|
|
|
+ Copyright (C) 1997-2013 Sam Lantinga <[email protected]>
|
|
|
+
|
|
|
+ This software is provided 'as-is', without any express or implied
|
|
|
+ warranty. In no event will the authors be held liable for any damages
|
|
|
+ arising from the use of this software.
|
|
|
+
|
|
|
+ Permission is granted to anyone to use this software for any purpose,
|
|
|
+ including commercial applications, and to alter it and redistribute it
|
|
|
+ freely, subject to the following restrictions:
|
|
|
+
|
|
|
+ 1. The origin of this software must not be misrepresented; you must not
|
|
|
+ claim that you wrote the original software. If you use this software
|
|
|
+ in a product, an acknowledgment in the product documentation would be
|
|
|
+ appreciated but is not required.
|
|
|
+ 2. Altered source versions must be plainly marked as such, and must not be
|
|
|
+ misrepresented as being the original software.
|
|
|
+ 3. This notice may not be removed or altered from any source distribution.
|
|
|
+*/
|
|
|
+
|
|
|
+// Modified by Lasse Oorni for Urho3D
|
|
|
+
|
|
|
+#include "SDL_config.h"
|
|
|
+#include "SDL_stdinc.h"
|
|
|
+#include "SDL_assert.h"
|
|
|
+#include "SDL_log.h"
|
|
|
+
|
|
|
+#ifdef __ANDROID__
|
|
|
+
|
|
|
+#include "SDL_system.h"
|
|
|
+#include "SDL_android.h"
|
|
|
+
|
|
|
+#include <EGL/egl.h>
|
|
|
+
|
|
|
+#include "../../events/SDL_events_c.h"
|
|
|
+#include "../../video/android/SDL_androidkeyboard.h"
|
|
|
+#include "../../video/android/SDL_androidtouch.h"
|
|
|
+#include "../../video/android/SDL_androidvideo.h"
|
|
|
+#include "../../video/android/SDL_androidwindow.h"
|
|
|
+
|
|
|
+#include <android/log.h>
|
|
|
+#include <pthread.h>
|
|
|
+#include <sys/types.h>
|
|
|
+#include <unistd.h>
|
|
|
+#define LOG_TAG "SDL_android"
|
|
|
+/* #define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__) */
|
|
|
+/* #define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__) */
|
|
|
+#define LOGI(...) do {} while (false)
|
|
|
+#define LOGE(...) do {} while (false)
|
|
|
+
|
|
|
+/* Uncomment this to log messages entering and exiting methods in this file */
|
|
|
+/* #define DEBUG_JNI */
|
|
|
+
|
|
|
+static void Android_JNI_ThreadDestroyed(void*);
|
|
|
+
|
|
|
+/*******************************************************************************
|
|
|
+ This file links the Java side of Android with libsdl
|
|
|
+*******************************************************************************/
|
|
|
+#include <jni.h>
|
|
|
+#include <android/log.h>
|
|
|
+#include <stdbool.h>
|
|
|
+
|
|
|
+
|
|
|
+/*******************************************************************************
|
|
|
+ Globals
|
|
|
+*******************************************************************************/
|
|
|
+static pthread_key_t mThreadKey;
|
|
|
+static JavaVM* mJavaVM;
|
|
|
+
|
|
|
+/* Main activity */
|
|
|
+static jclass mActivityClass;
|
|
|
+
|
|
|
+/* method signatures */
|
|
|
+static jmethodID midGetNativeSurface;
|
|
|
+static jmethodID midFlipBuffers;
|
|
|
+static jmethodID midAudioInit;
|
|
|
+static jmethodID midAudioWriteShortBuffer;
|
|
|
+static jmethodID midAudioWriteByteBuffer;
|
|
|
+static jmethodID midAudioQuit;
|
|
|
+
|
|
|
+/* Accelerometer data storage */
|
|
|
+static float fLastAccelerometer[3];
|
|
|
+static bool bHasNewData;
|
|
|
+
|
|
|
+// Urho3D: application files dir
|
|
|
+static char* mFilesDir = 0;
|
|
|
+
|
|
|
+/*******************************************************************************
|
|
|
+ Functions called by JNI
|
|
|
+*******************************************************************************/
|
|
|
+
|
|
|
+/* Library init */
|
|
|
+jint JNI_OnLoad(JavaVM* vm, void* reserved)
|
|
|
+{
|
|
|
+ JNIEnv *env;
|
|
|
+ mJavaVM = vm;
|
|
|
+ LOGI("JNI_OnLoad called");
|
|
|
+ if ((*mJavaVM)->GetEnv(mJavaVM, (void**) &env, JNI_VERSION_1_4) != JNI_OK) {
|
|
|
+ LOGE("Failed to get the environment using GetEnv()");
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ /*
|
|
|
+ * Create mThreadKey so we can keep track of the JNIEnv assigned to each thread
|
|
|
+ * Refer to http://developer.android.com/guide/practices/design/jni.html for the rationale behind this
|
|
|
+ */
|
|
|
+ if (pthread_key_create(&mThreadKey, Android_JNI_ThreadDestroyed)) {
|
|
|
+ __android_log_print(ANDROID_LOG_ERROR, "SDL", "Error initializing pthread key");
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ Android_JNI_SetupThread();
|
|
|
+ }
|
|
|
+
|
|
|
+ return JNI_VERSION_1_4;
|
|
|
+}
|
|
|
+
|
|
|
+// Urho3D: added function
|
|
|
+const char* SDL_Android_GetFilesDir()
|
|
|
+{
|
|
|
+ return mFilesDir;
|
|
|
+}
|
|
|
+
|
|
|
+/* Called before SDL_main() to initialize JNI bindings */
|
|
|
+// Urho3D: added passing user files directory from SDLActivity on startup
|
|
|
+void SDL_Android_Init(JNIEnv* mEnv, jclass cls, jstring filesDir)
|
|
|
+{
|
|
|
+ __android_log_print(ANDROID_LOG_INFO, "SDL", "SDL_Android_Init()");
|
|
|
+
|
|
|
+ Android_JNI_SetupThread();
|
|
|
+
|
|
|
+ // Copy the files dir
|
|
|
+ const char *str;
|
|
|
+ str = (*mEnv)->GetStringUTFChars(mEnv, filesDir, 0);
|
|
|
+ if (str)
|
|
|
+ {
|
|
|
+ if (mFilesDir)
|
|
|
+ free(mFilesDir);
|
|
|
+
|
|
|
+ size_t length = strlen(str) + 1;
|
|
|
+ mFilesDir = (char*)malloc(length);
|
|
|
+ memcpy(mFilesDir, str, length);
|
|
|
+ (*mEnv)->ReleaseStringUTFChars(mEnv, filesDir, str);
|
|
|
+ }
|
|
|
+
|
|
|
+ mActivityClass = (jclass)((*mEnv)->NewGlobalRef(mEnv, cls));
|
|
|
+
|
|
|
+ midGetNativeSurface = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "getNativeSurface","()Landroid/view/Surface;");
|
|
|
+ midFlipBuffers = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "flipBuffers","()V");
|
|
|
+ midAudioInit = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "audioInit", "(IZZI)I");
|
|
|
+ midAudioWriteShortBuffer = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "audioWriteShortBuffer", "([S)V");
|
|
|
+ midAudioWriteByteBuffer = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "audioWriteByteBuffer", "([B)V");
|
|
|
+ midAudioQuit = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "audioQuit", "()V");
|
|
|
+
|
|
|
+ bHasNewData = false;
|
|
|
+
|
|
|
+ if(!midGetNativeSurface || !midFlipBuffers || !midAudioInit ||
|
|
|
+ !midAudioWriteShortBuffer || !midAudioWriteByteBuffer || !midAudioQuit) {
|
|
|
+ __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL: Couldn't locate Java callbacks, check that they're named and typed correctly");
|
|
|
+ }
|
|
|
+ __android_log_print(ANDROID_LOG_INFO, "SDL", "SDL_Android_Init() finished!");
|
|
|
+}
|
|
|
+
|
|
|
+/* Resize */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeResize(
|
|
|
+ JNIEnv* env, jclass jcls,
|
|
|
+ jint width, jint height, jint format)
|
|
|
+{
|
|
|
+ Android_SetScreenResolution(width, height, format);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/* Surface Created */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeSurfaceChanged(JNIEnv* env, jclass jcls)
|
|
|
+{
|
|
|
+ SDL_WindowData *data;
|
|
|
+ SDL_VideoDevice *_this;
|
|
|
+
|
|
|
+ if (Android_Window == NULL || Android_Window->driverdata == NULL ) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ _this = SDL_GetVideoDevice();
|
|
|
+ data = (SDL_WindowData *) Android_Window->driverdata;
|
|
|
+
|
|
|
+ /* If the surface has been previously destroyed by onNativeSurfaceDestroyed, recreate it here */
|
|
|
+ if (data->egl_surface == EGL_NO_SURFACE) {
|
|
|
+ if(data->native_window) {
|
|
|
+ ANativeWindow_release(data->native_window);
|
|
|
+ }
|
|
|
+ data->native_window = Android_JNI_GetNativeWindow();
|
|
|
+ data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->native_window);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* GL Context handling is done in the event loop because this function is run from the Java thread */
|
|
|
+
|
|
|
+}
|
|
|
+
|
|
|
+/* Surface Destroyed */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeSurfaceDestroyed(JNIEnv* env, jclass jcls)
|
|
|
+{
|
|
|
+ /* We have to clear the current context and destroy the egl surface here
|
|
|
+ * Otherwise there's BAD_NATIVE_WINDOW errors coming from eglCreateWindowSurface on resume
|
|
|
+ * Ref: http://stackoverflow.com/questions/8762589/eglcreatewindowsurface-on-ics-and-switching-from-2d-to-3d
|
|
|
+ */
|
|
|
+ SDL_WindowData *data;
|
|
|
+ SDL_VideoDevice *_this;
|
|
|
+
|
|
|
+ if (Android_Window == NULL || Android_Window->driverdata == NULL ) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ _this = SDL_GetVideoDevice();
|
|
|
+ data = (SDL_WindowData *) Android_Window->driverdata;
|
|
|
+
|
|
|
+ if (data->egl_surface != EGL_NO_SURFACE) {
|
|
|
+ SDL_EGL_MakeCurrent(_this, NULL, NULL);
|
|
|
+ SDL_EGL_DestroySurface(_this, data->egl_surface);
|
|
|
+ data->egl_surface = EGL_NO_SURFACE;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* GL Context handling is done in the event loop because this function is run from the Java thread */
|
|
|
+
|
|
|
+}
|
|
|
+
|
|
|
+void Java_org_libsdl_app_SDLActivity_nativeFlipBuffers(JNIEnv* env, jclass jcls)
|
|
|
+{
|
|
|
+ SDL_GL_SwapWindow(Android_Window);
|
|
|
+}
|
|
|
+
|
|
|
+/* Keydown */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeKeyDown(
|
|
|
+ JNIEnv* env, jclass jcls, jint keycode)
|
|
|
+{
|
|
|
+ Android_OnKeyDown(keycode);
|
|
|
+}
|
|
|
+
|
|
|
+/* Keyup */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeKeyUp(
|
|
|
+ JNIEnv* env, jclass jcls, jint keycode)
|
|
|
+{
|
|
|
+ Android_OnKeyUp(keycode);
|
|
|
+}
|
|
|
+
|
|
|
+/* Keyboard Focus Lost */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeKeyboardFocusLost(
|
|
|
+ JNIEnv* env, jclass jcls)
|
|
|
+{
|
|
|
+ /* Calling SDL_StopTextInput will take care of hiding the keyboard and cleaning up the DummyText widget */
|
|
|
+ SDL_StopTextInput();
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/* Touch */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeTouch(
|
|
|
+ JNIEnv* env, jclass jcls,
|
|
|
+ jint touch_device_id_in, jint pointer_finger_id_in,
|
|
|
+ jint action, jfloat x, jfloat y, jfloat p)
|
|
|
+{
|
|
|
+ Android_OnTouch(touch_device_id_in, pointer_finger_id_in, action, x, y, p);
|
|
|
+}
|
|
|
+
|
|
|
+/* Accelerometer */
|
|
|
+void Java_org_libsdl_app_SDLActivity_onNativeAccel(
|
|
|
+ JNIEnv* env, jclass jcls,
|
|
|
+ jfloat x, jfloat y, jfloat z)
|
|
|
+{
|
|
|
+ fLastAccelerometer[0] = x;
|
|
|
+ fLastAccelerometer[1] = y;
|
|
|
+ fLastAccelerometer[2] = z;
|
|
|
+ bHasNewData = true;
|
|
|
+}
|
|
|
+
|
|
|
+/* Low memory */
|
|
|
+void Java_org_libsdl_app_SDLActivity_nativeLowMemory(
|
|
|
+ JNIEnv* env, jclass cls)
|
|
|
+{
|
|
|
+ SDL_SendAppEvent(SDL_APP_LOWMEMORY);
|
|
|
+}
|
|
|
+
|
|
|
+/* Quit */
|
|
|
+void Java_org_libsdl_app_SDLActivity_nativeQuit(
|
|
|
+ JNIEnv* env, jclass cls)
|
|
|
+{
|
|
|
+ // Urho3D: added log print
|
|
|
+ __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativeQuit()");
|
|
|
+ /* Inject a SDL_QUIT event */
|
|
|
+ SDL_SendQuit();
|
|
|
+ SDL_SendAppEvent(SDL_APP_TERMINATING);
|
|
|
+}
|
|
|
+
|
|
|
+/* Pause */
|
|
|
+void Java_org_libsdl_app_SDLActivity_nativePause(
|
|
|
+ JNIEnv* env, jclass cls)
|
|
|
+{
|
|
|
+ if (Android_Window) {
|
|
|
+ /* Signal the pause semaphore so the event loop knows to pause and (optionally) block itself */
|
|
|
+ if (!SDL_SemValue(Android_PauseSem)) SDL_SemPost(Android_PauseSem);
|
|
|
+ SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_FOCUS_LOST, 0, 0);
|
|
|
+ SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
|
|
|
+ }
|
|
|
+
|
|
|
+ __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativePause()");
|
|
|
+ SDL_SendAppEvent(SDL_APP_WILLENTERBACKGROUND);
|
|
|
+ SDL_SendAppEvent(SDL_APP_DIDENTERBACKGROUND);
|
|
|
+}
|
|
|
+
|
|
|
+/* Resume */
|
|
|
+void Java_org_libsdl_app_SDLActivity_nativeResume(
|
|
|
+ JNIEnv* env, jclass cls)
|
|
|
+{
|
|
|
+ __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativeResume()");
|
|
|
+ SDL_SendAppEvent(SDL_APP_WILLENTERFOREGROUND);
|
|
|
+ SDL_SendAppEvent(SDL_APP_DIDENTERFOREGROUND);
|
|
|
+
|
|
|
+ if (Android_Window) {
|
|
|
+ /* Signal the resume semaphore so the event loop knows to resume and restore the GL Context
|
|
|
+ * We can't restore the GL Context here because it needs to be done on the SDL main thread
|
|
|
+ * and this function will be called from the Java thread instead.
|
|
|
+ */
|
|
|
+ if (!SDL_SemValue(Android_ResumeSem)) SDL_SemPost(Android_ResumeSem);
|
|
|
+ SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_FOCUS_GAINED, 0, 0);
|
|
|
+ SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_RESTORED, 0, 0);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+void Java_org_libsdl_app_SDLInputConnection_nativeCommitText(
|
|
|
+ JNIEnv* env, jclass cls,
|
|
|
+ jstring text, jint newCursorPosition)
|
|
|
+{
|
|
|
+ const char *utftext = (*env)->GetStringUTFChars(env, text, NULL);
|
|
|
+
|
|
|
+ SDL_SendKeyboardText(utftext);
|
|
|
+
|
|
|
+ (*env)->ReleaseStringUTFChars(env, text, utftext);
|
|
|
+}
|
|
|
+
|
|
|
+void Java_org_libsdl_app_SDLInputConnection_nativeSetComposingText(
|
|
|
+ JNIEnv* env, jclass cls,
|
|
|
+ jstring text, jint newCursorPosition)
|
|
|
+{
|
|
|
+ const char *utftext = (*env)->GetStringUTFChars(env, text, NULL);
|
|
|
+
|
|
|
+ SDL_SendEditingText(utftext, 0, 0);
|
|
|
+
|
|
|
+ (*env)->ReleaseStringUTFChars(env, text, utftext);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+/*******************************************************************************
|
|
|
+ Functions called by SDL into Java
|
|
|
+*******************************************************************************/
|
|
|
+
|
|
|
+static int s_active = 0;
|
|
|
+struct LocalReferenceHolder
|
|
|
+{
|
|
|
+ JNIEnv *m_env;
|
|
|
+ const char *m_func;
|
|
|
+};
|
|
|
+
|
|
|
+static struct LocalReferenceHolder LocalReferenceHolder_Setup(const char *func)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refholder;
|
|
|
+ refholder.m_env = NULL;
|
|
|
+ refholder.m_func = func;
|
|
|
+#ifdef DEBUG_JNI
|
|
|
+ SDL_Log("Entering function %s", func);
|
|
|
+#endif
|
|
|
+ return refholder;
|
|
|
+}
|
|
|
+
|
|
|
+static SDL_bool LocalReferenceHolder_Init(struct LocalReferenceHolder *refholder, JNIEnv *env)
|
|
|
+{
|
|
|
+ const int capacity = 16;
|
|
|
+ if ((*env)->PushLocalFrame(env, capacity) < 0) {
|
|
|
+ SDL_SetError("Failed to allocate enough JVM local references");
|
|
|
+ return SDL_FALSE;
|
|
|
+ }
|
|
|
+ ++s_active;
|
|
|
+ refholder->m_env = env;
|
|
|
+ return SDL_TRUE;
|
|
|
+}
|
|
|
+
|
|
|
+static void LocalReferenceHolder_Cleanup(struct LocalReferenceHolder *refholder)
|
|
|
+{
|
|
|
+#ifdef DEBUG_JNI
|
|
|
+ SDL_Log("Leaving function %s", refholder->m_func);
|
|
|
+#endif
|
|
|
+ if (refholder->m_env) {
|
|
|
+ JNIEnv* env = refholder->m_env;
|
|
|
+ (*env)->PopLocalFrame(env, NULL);
|
|
|
+ --s_active;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+static SDL_bool LocalReferenceHolder_IsActive()
|
|
|
+{
|
|
|
+ return s_active > 0;
|
|
|
+}
|
|
|
+
|
|
|
+ANativeWindow* Android_JNI_GetNativeWindow(void)
|
|
|
+{
|
|
|
+ ANativeWindow* anw;
|
|
|
+ jobject s;
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+
|
|
|
+ s = (*env)->CallStaticObjectMethod(env, mActivityClass, midGetNativeSurface);
|
|
|
+ anw = ANativeWindow_fromSurface(env, s);
|
|
|
+ (*env)->DeleteLocalRef(env, s);
|
|
|
+
|
|
|
+ return anw;
|
|
|
+}
|
|
|
+
|
|
|
+void Android_JNI_SwapWindow()
|
|
|
+{
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+ (*mEnv)->CallStaticVoidMethod(mEnv, mActivityClass, midFlipBuffers);
|
|
|
+}
|
|
|
+
|
|
|
+void Android_JNI_SetActivityTitle(const char *title)
|
|
|
+{
|
|
|
+ jmethodID mid;
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+ mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,"setActivityTitle","(Ljava/lang/String;)Z");
|
|
|
+ if (mid) {
|
|
|
+ jstring jtitle = (jstring)((*mEnv)->NewStringUTF(mEnv, title));
|
|
|
+ (*mEnv)->CallStaticBooleanMethod(mEnv, mActivityClass, mid, jtitle);
|
|
|
+ (*mEnv)->DeleteLocalRef(mEnv, jtitle);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+SDL_bool Android_JNI_GetAccelerometerValues(float values[3])
|
|
|
+{
|
|
|
+ int i;
|
|
|
+ SDL_bool retval = SDL_FALSE;
|
|
|
+
|
|
|
+ if (bHasNewData) {
|
|
|
+ for (i = 0; i < 3; ++i) {
|
|
|
+ values[i] = fLastAccelerometer[i];
|
|
|
+ }
|
|
|
+ bHasNewData = false;
|
|
|
+ retval = SDL_TRUE;
|
|
|
+ }
|
|
|
+
|
|
|
+ return retval;
|
|
|
+}
|
|
|
+
|
|
|
+// Urho3D: added function
|
|
|
+void Android_JNI_FinishActivity()
|
|
|
+{
|
|
|
+ // Terminating the SDL main thread on our own may cause crashes with extra threads, so request
|
|
|
+ // the activity to finish instead
|
|
|
+ jmethodID mid;
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+ mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass, "finishActivity","()V");
|
|
|
+ if (mid)
|
|
|
+ (*mEnv)->CallStaticVoidMethod(mEnv, mActivityClass, mid);
|
|
|
+}
|
|
|
+
|
|
|
+static void Android_JNI_ThreadDestroyed(void* value) {
|
|
|
+ /* The thread is being destroyed, detach it from the Java VM and set the mThreadKey value to NULL as required */
|
|
|
+ JNIEnv *env = (JNIEnv*) value;
|
|
|
+ if (env != NULL) {
|
|
|
+ (*mJavaVM)->DetachCurrentThread(mJavaVM);
|
|
|
+ pthread_setspecific(mThreadKey, NULL);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+JNIEnv* Android_JNI_GetEnv(void) {
|
|
|
+ /* From http://developer.android.com/guide/practices/jni.html
|
|
|
+ * All threads are Linux threads, scheduled by the kernel.
|
|
|
+ * They're usually started from managed code (using Thread.start), but they can also be created elsewhere and then
|
|
|
+ * attached to the JavaVM. For example, a thread started with pthread_create can be attached with the
|
|
|
+ * JNI AttachCurrentThread or AttachCurrentThreadAsDaemon functions. Until a thread is attached, it has no JNIEnv,
|
|
|
+ * and cannot make JNI calls.
|
|
|
+ * Attaching a natively-created thread causes a java.lang.Thread object to be constructed and added to the "main"
|
|
|
+ * ThreadGroup, making it visible to the debugger. Calling AttachCurrentThread on an already-attached thread
|
|
|
+ * is a no-op.
|
|
|
+ * Note: You can call this function any number of times for the same thread, there's no harm in it
|
|
|
+ */
|
|
|
+
|
|
|
+ JNIEnv *env;
|
|
|
+ int status = (*mJavaVM)->AttachCurrentThread(mJavaVM, &env, NULL);
|
|
|
+ if(status < 0) {
|
|
|
+ LOGE("failed to attach current thread");
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ return env;
|
|
|
+}
|
|
|
+
|
|
|
+int Android_JNI_SetupThread(void) {
|
|
|
+ /* From http://developer.android.com/guide/practices/jni.html
|
|
|
+ * Threads attached through JNI must call DetachCurrentThread before they exit. If coding this directly is awkward,
|
|
|
+ * in Android 2.0 (Eclair) and higher you can use pthread_key_create to define a destructor function that will be
|
|
|
+ * called before the thread exits, and call DetachCurrentThread from there. (Use that key with pthread_setspecific
|
|
|
+ * to store the JNIEnv in thread-local-storage; that way it'll be passed into your destructor as the argument.)
|
|
|
+ * Note: The destructor is not called unless the stored value is != NULL
|
|
|
+ * Note: You can call this function any number of times for the same thread, there's no harm in it
|
|
|
+ * (except for some lost CPU cycles)
|
|
|
+ */
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ pthread_setspecific(mThreadKey, (void*) env);
|
|
|
+ return 1;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * Audio support
|
|
|
+ */
|
|
|
+static jboolean audioBuffer16Bit = JNI_FALSE;
|
|
|
+static jboolean audioBufferStereo = JNI_FALSE;
|
|
|
+static jobject audioBuffer = NULL;
|
|
|
+static void* audioBufferPinned = NULL;
|
|
|
+
|
|
|
+int Android_JNI_OpenAudioDevice(int sampleRate, int is16Bit, int channelCount, int desiredBufferFrames)
|
|
|
+{
|
|
|
+ int audioBufferFrames;
|
|
|
+
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+
|
|
|
+ if (!env) {
|
|
|
+ LOGE("callback_handler: failed to attach current thread");
|
|
|
+ }
|
|
|
+ Android_JNI_SetupThread();
|
|
|
+
|
|
|
+ __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "SDL audio: opening device");
|
|
|
+ audioBuffer16Bit = is16Bit;
|
|
|
+ audioBufferStereo = channelCount > 1;
|
|
|
+
|
|
|
+ if ((*env)->CallStaticIntMethod(env, mActivityClass, midAudioInit, sampleRate, audioBuffer16Bit, audioBufferStereo, desiredBufferFrames) != 0) {
|
|
|
+ /* Error during audio initialization */
|
|
|
+ __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL audio: error on AudioTrack initialization!");
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* Allocating the audio buffer from the Java side and passing it as the return value for audioInit no longer works on
|
|
|
+ * Android >= 4.2 due to a "stale global reference" error. So now we allocate this buffer directly from this side. */
|
|
|
+
|
|
|
+ if (is16Bit) {
|
|
|
+ jshortArray audioBufferLocal = (*env)->NewShortArray(env, desiredBufferFrames * (audioBufferStereo ? 2 : 1));
|
|
|
+ if (audioBufferLocal) {
|
|
|
+ audioBuffer = (*env)->NewGlobalRef(env, audioBufferLocal);
|
|
|
+ (*env)->DeleteLocalRef(env, audioBufferLocal);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ jbyteArray audioBufferLocal = (*env)->NewByteArray(env, desiredBufferFrames * (audioBufferStereo ? 2 : 1));
|
|
|
+ if (audioBufferLocal) {
|
|
|
+ audioBuffer = (*env)->NewGlobalRef(env, audioBufferLocal);
|
|
|
+ (*env)->DeleteLocalRef(env, audioBufferLocal);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (audioBuffer == NULL) {
|
|
|
+ __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL audio: could not allocate an audio buffer!");
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ jboolean isCopy = JNI_FALSE;
|
|
|
+ if (audioBuffer16Bit) {
|
|
|
+ audioBufferPinned = (*env)->GetShortArrayElements(env, (jshortArray)audioBuffer, &isCopy);
|
|
|
+ audioBufferFrames = (*env)->GetArrayLength(env, (jshortArray)audioBuffer);
|
|
|
+ } else {
|
|
|
+ audioBufferPinned = (*env)->GetByteArrayElements(env, (jbyteArray)audioBuffer, &isCopy);
|
|
|
+ audioBufferFrames = (*env)->GetArrayLength(env, (jbyteArray)audioBuffer);
|
|
|
+ }
|
|
|
+ if (audioBufferStereo) {
|
|
|
+ audioBufferFrames /= 2;
|
|
|
+ }
|
|
|
+
|
|
|
+ return audioBufferFrames;
|
|
|
+}
|
|
|
+
|
|
|
+void * Android_JNI_GetAudioBuffer()
|
|
|
+{
|
|
|
+ return audioBufferPinned;
|
|
|
+}
|
|
|
+
|
|
|
+void Android_JNI_WriteAudioBuffer()
|
|
|
+{
|
|
|
+ JNIEnv *mAudioEnv = Android_JNI_GetEnv();
|
|
|
+
|
|
|
+ if (audioBuffer16Bit) {
|
|
|
+ (*mAudioEnv)->ReleaseShortArrayElements(mAudioEnv, (jshortArray)audioBuffer, (jshort *)audioBufferPinned, JNI_COMMIT);
|
|
|
+ (*mAudioEnv)->CallStaticVoidMethod(mAudioEnv, mActivityClass, midAudioWriteShortBuffer, (jshortArray)audioBuffer);
|
|
|
+ } else {
|
|
|
+ (*mAudioEnv)->ReleaseByteArrayElements(mAudioEnv, (jbyteArray)audioBuffer, (jbyte *)audioBufferPinned, JNI_COMMIT);
|
|
|
+ (*mAudioEnv)->CallStaticVoidMethod(mAudioEnv, mActivityClass, midAudioWriteByteBuffer, (jbyteArray)audioBuffer);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* JNI_COMMIT means the changes are committed to the VM but the buffer remains pinned */
|
|
|
+}
|
|
|
+
|
|
|
+void Android_JNI_CloseAudioDevice()
|
|
|
+{
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+
|
|
|
+ (*env)->CallStaticVoidMethod(env, mActivityClass, midAudioQuit);
|
|
|
+
|
|
|
+ if (audioBuffer) {
|
|
|
+ (*env)->DeleteGlobalRef(env, audioBuffer);
|
|
|
+ audioBuffer = NULL;
|
|
|
+ audioBufferPinned = NULL;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/* Test for an exception and call SDL_SetError with its detail if one occurs */
|
|
|
+/* If the parameter silent is truthy then SDL_SetError() will not be called. */
|
|
|
+static bool Android_JNI_ExceptionOccurred(bool silent)
|
|
|
+{
|
|
|
+ SDL_assert(LocalReferenceHolder_IsActive());
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+
|
|
|
+ jthrowable exception = (*mEnv)->ExceptionOccurred(mEnv);
|
|
|
+ if (exception != NULL) {
|
|
|
+ jmethodID mid;
|
|
|
+
|
|
|
+ /* Until this happens most JNI operations have undefined behaviour */
|
|
|
+ (*mEnv)->ExceptionClear(mEnv);
|
|
|
+
|
|
|
+ if (!silent) {
|
|
|
+ jclass exceptionClass = (*mEnv)->GetObjectClass(mEnv, exception);
|
|
|
+ jclass classClass = (*mEnv)->FindClass(mEnv, "java/lang/Class");
|
|
|
+
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, classClass, "getName", "()Ljava/lang/String;");
|
|
|
+ jstring exceptionName = (jstring)(*mEnv)->CallObjectMethod(mEnv, exceptionClass, mid);
|
|
|
+ const char* exceptionNameUTF8 = (*mEnv)->GetStringUTFChars(mEnv, exceptionName, 0);
|
|
|
+
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, exceptionClass, "getMessage", "()Ljava/lang/String;");
|
|
|
+ jstring exceptionMessage = (jstring)(*mEnv)->CallObjectMethod(mEnv, exception, mid);
|
|
|
+
|
|
|
+ if (exceptionMessage != NULL) {
|
|
|
+ const char* exceptionMessageUTF8 = (*mEnv)->GetStringUTFChars(mEnv, exceptionMessage, 0);
|
|
|
+ SDL_SetError("%s: %s", exceptionNameUTF8, exceptionMessageUTF8);
|
|
|
+ (*mEnv)->ReleaseStringUTFChars(mEnv, exceptionMessage, exceptionMessageUTF8);
|
|
|
+ } else {
|
|
|
+ SDL_SetError("%s", exceptionNameUTF8);
|
|
|
+ }
|
|
|
+
|
|
|
+ (*mEnv)->ReleaseStringUTFChars(mEnv, exceptionName, exceptionNameUTF8);
|
|
|
+ }
|
|
|
+
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+
|
|
|
+ return false;
|
|
|
+}
|
|
|
+
|
|
|
+static int Internal_Android_JNI_FileOpen(SDL_RWops* ctx)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+
|
|
|
+ int result = 0;
|
|
|
+
|
|
|
+ jmethodID mid;
|
|
|
+ jobject context;
|
|
|
+ jobject assetManager;
|
|
|
+ jobject inputStream;
|
|
|
+ jclass channels;
|
|
|
+ jobject readableByteChannel;
|
|
|
+ jstring fileNameJString;
|
|
|
+ jobject fd;
|
|
|
+ jclass fdCls;
|
|
|
+ jfieldID descriptor;
|
|
|
+
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
+ goto failure;
|
|
|
+ }
|
|
|
+
|
|
|
+ fileNameJString = (jstring)ctx->hidden.androidio.fileNameRef;
|
|
|
+ ctx->hidden.androidio.position = 0;
|
|
|
+
|
|
|
+ /* context = SDLActivity.getContext(); */
|
|
|
+ mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
|
|
|
+ "getContext","()Landroid/content/Context;");
|
|
|
+ context = (*mEnv)->CallStaticObjectMethod(mEnv, mActivityClass, mid);
|
|
|
+
|
|
|
+
|
|
|
+ /* assetManager = context.getAssets(); */
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, context),
|
|
|
+ "getAssets", "()Landroid/content/res/AssetManager;");
|
|
|
+ assetManager = (*mEnv)->CallObjectMethod(mEnv, context, mid);
|
|
|
+
|
|
|
+ /* First let's try opening the file to obtain an AssetFileDescriptor.
|
|
|
+ * This method reads the files directly from the APKs using standard *nix calls
|
|
|
+ */
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, assetManager), "openFd", "(Ljava/lang/String;)Landroid/content/res/AssetFileDescriptor;");
|
|
|
+ inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString);
|
|
|
+ if (Android_JNI_ExceptionOccurred(true)) {
|
|
|
+ goto fallback;
|
|
|
+ }
|
|
|
+
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getStartOffset", "()J");
|
|
|
+ ctx->hidden.androidio.offset = (*mEnv)->CallLongMethod(mEnv, inputStream, mid);
|
|
|
+ if (Android_JNI_ExceptionOccurred(true)) {
|
|
|
+ goto fallback;
|
|
|
+ }
|
|
|
+
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getDeclaredLength", "()J");
|
|
|
+ ctx->hidden.androidio.size = (*mEnv)->CallLongMethod(mEnv, inputStream, mid);
|
|
|
+ if (Android_JNI_ExceptionOccurred(true)) {
|
|
|
+ goto fallback;
|
|
|
+ }
|
|
|
+
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getFileDescriptor", "()Ljava/io/FileDescriptor;");
|
|
|
+ fd = (*mEnv)->CallObjectMethod(mEnv, inputStream, mid);
|
|
|
+ fdCls = (*mEnv)->GetObjectClass(mEnv, fd);
|
|
|
+ descriptor = (*mEnv)->GetFieldID(mEnv, fdCls, "descriptor", "I");
|
|
|
+ ctx->hidden.androidio.fd = (*mEnv)->GetIntField(mEnv, fd, descriptor);
|
|
|
+ ctx->hidden.androidio.assetFileDescriptorRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);
|
|
|
+
|
|
|
+ /* Seek to the correct offset in the file. */
|
|
|
+ lseek(ctx->hidden.androidio.fd, (off_t)ctx->hidden.androidio.offset, SEEK_SET);
|
|
|
+
|
|
|
+ if (false) {
|
|
|
+fallback:
|
|
|
+ /* Disabled log message because of spam on the Nexus 7 */
|
|
|
+ /* __android_log_print(ANDROID_LOG_DEBUG, "SDL", "Falling back to legacy InputStream method for opening file"); */
|
|
|
+
|
|
|
+ /* Try the old method using InputStream */
|
|
|
+ ctx->hidden.androidio.assetFileDescriptorRef = NULL;
|
|
|
+
|
|
|
+ /* inputStream = assetManager.open(<filename>); */
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, assetManager),
|
|
|
+ "open", "(Ljava/lang/String;I)Ljava/io/InputStream;");
|
|
|
+ inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString, 1 /* ACCESS_RANDOM */);
|
|
|
+ if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
+ goto failure;
|
|
|
+ }
|
|
|
+
|
|
|
+ ctx->hidden.androidio.inputStreamRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);
|
|
|
+
|
|
|
+ /* Despite all the visible documentation on [Asset]InputStream claiming
|
|
|
+ * that the .available() method is not guaranteed to return the entire file
|
|
|
+ * size, comments in <sdk>/samples/<ver>/ApiDemos/src/com/example/ ...
|
|
|
+ * android/apis/content/ReadAsset.java imply that Android's
|
|
|
+ * AssetInputStream.available() /will/ always return the total file size
|
|
|
+ */
|
|
|
+
|
|
|
+ /* size = inputStream.available(); */
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
|
|
|
+ "available", "()I");
|
|
|
+ ctx->hidden.androidio.size = (long)(*mEnv)->CallIntMethod(mEnv, inputStream, mid);
|
|
|
+ if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
+ goto failure;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* readableByteChannel = Channels.newChannel(inputStream); */
|
|
|
+ channels = (*mEnv)->FindClass(mEnv, "java/nio/channels/Channels");
|
|
|
+ mid = (*mEnv)->GetStaticMethodID(mEnv, channels,
|
|
|
+ "newChannel",
|
|
|
+ "(Ljava/io/InputStream;)Ljava/nio/channels/ReadableByteChannel;");
|
|
|
+ readableByteChannel = (*mEnv)->CallStaticObjectMethod(
|
|
|
+ mEnv, channels, mid, inputStream);
|
|
|
+ if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
+ goto failure;
|
|
|
+ }
|
|
|
+
|
|
|
+ ctx->hidden.androidio.readableByteChannelRef =
|
|
|
+ (*mEnv)->NewGlobalRef(mEnv, readableByteChannel);
|
|
|
+
|
|
|
+ /* Store .read id for reading purposes */
|
|
|
+ mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, readableByteChannel),
|
|
|
+ "read", "(Ljava/nio/ByteBuffer;)I");
|
|
|
+ ctx->hidden.androidio.readMethod = mid;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (false) {
|
|
|
+failure:
|
|
|
+ result = -1;
|
|
|
+
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.fileNameRef);
|
|
|
+
|
|
|
+ if(ctx->hidden.androidio.inputStreamRef != NULL) {
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.inputStreamRef);
|
|
|
+ }
|
|
|
+
|
|
|
+ if(ctx->hidden.androidio.readableByteChannelRef != NULL) {
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.readableByteChannelRef);
|
|
|
+ }
|
|
|
+
|
|
|
+ if(ctx->hidden.androidio.assetFileDescriptorRef != NULL) {
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.assetFileDescriptorRef);
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return result;
|
|
|
+}
|
|
|
+
|
|
|
+int Android_JNI_FileOpen(SDL_RWops* ctx,
|
|
|
+ const char* fileName, const char* mode)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+ int retval;
|
|
|
+
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!ctx) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ jstring fileNameJString = (*mEnv)->NewStringUTF(mEnv, fileName);
|
|
|
+ ctx->hidden.androidio.fileNameRef = (*mEnv)->NewGlobalRef(mEnv, fileNameJString);
|
|
|
+ ctx->hidden.androidio.inputStreamRef = NULL;
|
|
|
+ ctx->hidden.androidio.readableByteChannelRef = NULL;
|
|
|
+ ctx->hidden.androidio.readMethod = NULL;
|
|
|
+ ctx->hidden.androidio.assetFileDescriptorRef = NULL;
|
|
|
+
|
|
|
+ retval = Internal_Android_JNI_FileOpen(ctx);
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return retval;
|
|
|
+}
|
|
|
+
|
|
|
+size_t Android_JNI_FileRead(SDL_RWops* ctx, void* buffer,
|
|
|
+ size_t size, size_t maxnum)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+
|
|
|
+ if (ctx->hidden.androidio.assetFileDescriptorRef) {
|
|
|
+ size_t bytesMax = size * maxnum;
|
|
|
+ if (ctx->hidden.androidio.size != -1 /* UNKNOWN_LENGTH */ && ctx->hidden.androidio.position + bytesMax > ctx->hidden.androidio.size) {
|
|
|
+ bytesMax = ctx->hidden.androidio.size - ctx->hidden.androidio.position;
|
|
|
+ }
|
|
|
+ size_t result = read(ctx->hidden.androidio.fd, buffer, bytesMax );
|
|
|
+ if (result > 0) {
|
|
|
+ ctx->hidden.androidio.position += result;
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return result / size;
|
|
|
+ }
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return 0;
|
|
|
+ } else {
|
|
|
+ jlong bytesRemaining = (jlong) (size * maxnum);
|
|
|
+ jlong bytesMax = (jlong) (ctx->hidden.androidio.size - ctx->hidden.androidio.position);
|
|
|
+ int bytesRead = 0;
|
|
|
+
|
|
|
+ /* Don't read more bytes than those that remain in the file, otherwise we get an exception */
|
|
|
+ if (bytesRemaining > bytesMax) bytesRemaining = bytesMax;
|
|
|
+
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ jobject readableByteChannel = (jobject)ctx->hidden.androidio.readableByteChannelRef;
|
|
|
+ jmethodID readMethod = (jmethodID)ctx->hidden.androidio.readMethod;
|
|
|
+ jobject byteBuffer = (*mEnv)->NewDirectByteBuffer(mEnv, buffer, bytesRemaining);
|
|
|
+
|
|
|
+ while (bytesRemaining > 0) {
|
|
|
+ /* result = readableByteChannel.read(...); */
|
|
|
+ int result = (*mEnv)->CallIntMethod(mEnv, readableByteChannel, readMethod, byteBuffer);
|
|
|
+
|
|
|
+ if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (result < 0) {
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ bytesRemaining -= result;
|
|
|
+ bytesRead += result;
|
|
|
+ ctx->hidden.androidio.position += result;
|
|
|
+ }
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return bytesRead / size;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+size_t Android_JNI_FileWrite(SDL_RWops* ctx, const void* buffer,
|
|
|
+ size_t size, size_t num)
|
|
|
+{
|
|
|
+ SDL_SetError("Cannot write to Android package filesystem");
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int Internal_Android_JNI_FileClose(SDL_RWops* ctx, bool release)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+
|
|
|
+ int result = 0;
|
|
|
+ JNIEnv *mEnv = Android_JNI_GetEnv();
|
|
|
+
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, mEnv)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return SDL_SetError("Failed to allocate enough JVM local references");
|
|
|
+ }
|
|
|
+
|
|
|
+ if (ctx) {
|
|
|
+ if (release) {
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.fileNameRef);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (ctx->hidden.androidio.assetFileDescriptorRef) {
|
|
|
+ jobject inputStream = (jobject)ctx->hidden.androidio.assetFileDescriptorRef;
|
|
|
+ jmethodID mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
|
|
|
+ "close", "()V");
|
|
|
+ (*mEnv)->CallVoidMethod(mEnv, inputStream, mid);
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.assetFileDescriptorRef);
|
|
|
+ if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
+ result = -1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ jobject inputStream = (jobject)ctx->hidden.androidio.inputStreamRef;
|
|
|
+
|
|
|
+ /* inputStream.close(); */
|
|
|
+ jmethodID mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
|
|
|
+ "close", "()V");
|
|
|
+ (*mEnv)->CallVoidMethod(mEnv, inputStream, mid);
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.inputStreamRef);
|
|
|
+ (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.readableByteChannelRef);
|
|
|
+ if (Android_JNI_ExceptionOccurred(false)) {
|
|
|
+ result = -1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (release) {
|
|
|
+ SDL_FreeRW(ctx);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return result;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+Sint64 Android_JNI_FileSize(SDL_RWops* ctx)
|
|
|
+{
|
|
|
+ return ctx->hidden.androidio.size;
|
|
|
+}
|
|
|
+
|
|
|
+Sint64 Android_JNI_FileSeek(SDL_RWops* ctx, Sint64 offset, int whence)
|
|
|
+{
|
|
|
+ if (ctx->hidden.androidio.assetFileDescriptorRef) {
|
|
|
+ switch (whence) {
|
|
|
+ case RW_SEEK_SET:
|
|
|
+ if (ctx->hidden.androidio.size != -1 /* UNKNOWN_LENGTH */ && offset > ctx->hidden.androidio.size) offset = ctx->hidden.androidio.size;
|
|
|
+ offset += ctx->hidden.androidio.offset;
|
|
|
+ break;
|
|
|
+ case RW_SEEK_CUR:
|
|
|
+ offset += ctx->hidden.androidio.position;
|
|
|
+ if (ctx->hidden.androidio.size != -1 /* UNKNOWN_LENGTH */ && offset > ctx->hidden.androidio.size) offset = ctx->hidden.androidio.size;
|
|
|
+ offset += ctx->hidden.androidio.offset;
|
|
|
+ break;
|
|
|
+ case RW_SEEK_END:
|
|
|
+ offset = ctx->hidden.androidio.offset + ctx->hidden.androidio.size + offset;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ return SDL_SetError("Unknown value for 'whence'");
|
|
|
+ }
|
|
|
+ whence = SEEK_SET;
|
|
|
+
|
|
|
+ off_t ret = lseek(ctx->hidden.androidio.fd, (off_t)offset, SEEK_SET);
|
|
|
+ if (ret == -1) return -1;
|
|
|
+ ctx->hidden.androidio.position = ret - ctx->hidden.androidio.offset;
|
|
|
+ } else {
|
|
|
+ Sint64 newPosition;
|
|
|
+
|
|
|
+ switch (whence) {
|
|
|
+ case RW_SEEK_SET:
|
|
|
+ newPosition = offset;
|
|
|
+ break;
|
|
|
+ case RW_SEEK_CUR:
|
|
|
+ newPosition = ctx->hidden.androidio.position + offset;
|
|
|
+ break;
|
|
|
+ case RW_SEEK_END:
|
|
|
+ newPosition = ctx->hidden.androidio.size + offset;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ return SDL_SetError("Unknown value for 'whence'");
|
|
|
+ }
|
|
|
+
|
|
|
+ /* Validate the new position */
|
|
|
+ if (newPosition < 0) {
|
|
|
+ return SDL_Error(SDL_EFSEEK);
|
|
|
+ }
|
|
|
+ if (newPosition > ctx->hidden.androidio.size) {
|
|
|
+ newPosition = ctx->hidden.androidio.size;
|
|
|
+ }
|
|
|
+
|
|
|
+ Sint64 movement = newPosition - ctx->hidden.androidio.position;
|
|
|
+ if (movement > 0) {
|
|
|
+ unsigned char buffer[4096];
|
|
|
+
|
|
|
+ /* The easy case where we're seeking forwards */
|
|
|
+ while (movement > 0) {
|
|
|
+ Sint64 amount = sizeof (buffer);
|
|
|
+ if (amount > movement) {
|
|
|
+ amount = movement;
|
|
|
+ }
|
|
|
+ size_t result = Android_JNI_FileRead(ctx, buffer, 1, amount);
|
|
|
+ if (result <= 0) {
|
|
|
+ /* Failed to read/skip the required amount, so fail */
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ movement -= result;
|
|
|
+ }
|
|
|
+
|
|
|
+ } else if (movement < 0) {
|
|
|
+ /* We can't seek backwards so we have to reopen the file and seek */
|
|
|
+ /* forwards which obviously isn't very efficient */
|
|
|
+ Internal_Android_JNI_FileClose(ctx, false);
|
|
|
+ Internal_Android_JNI_FileOpen(ctx);
|
|
|
+ Android_JNI_FileSeek(ctx, newPosition, RW_SEEK_SET);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return ctx->hidden.androidio.position;
|
|
|
+
|
|
|
+}
|
|
|
+
|
|
|
+int Android_JNI_FileClose(SDL_RWops* ctx)
|
|
|
+{
|
|
|
+ return Internal_Android_JNI_FileClose(ctx, true);
|
|
|
+}
|
|
|
+
|
|
|
+/* returns a new global reference which needs to be released later */
|
|
|
+static jobject Android_JNI_GetSystemServiceObject(const char* name)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+ JNIEnv* env = Android_JNI_GetEnv();
|
|
|
+ jobject retval = NULL;
|
|
|
+
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ jstring service = (*env)->NewStringUTF(env, name);
|
|
|
+
|
|
|
+ jmethodID mid;
|
|
|
+
|
|
|
+ mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext", "()Landroid/content/Context;");
|
|
|
+ jobject context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
+
|
|
|
+ mid = (*env)->GetMethodID(env, mActivityClass, "getSystemService", "(Ljava/lang/String;)Ljava/lang/Object;");
|
|
|
+ jobject manager = (*env)->CallObjectMethod(env, context, mid, service);
|
|
|
+
|
|
|
+ (*env)->DeleteLocalRef(env, service);
|
|
|
+
|
|
|
+ retval = manager ? (*env)->NewGlobalRef(env, manager) : NULL;
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return retval;
|
|
|
+}
|
|
|
+
|
|
|
+#define SETUP_CLIPBOARD(error) \
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__); \
|
|
|
+ JNIEnv* env = Android_JNI_GetEnv(); \
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, env)) { \
|
|
|
+ LocalReferenceHolder_Cleanup(&refs); \
|
|
|
+ return error; \
|
|
|
+ } \
|
|
|
+ jobject clipboard = Android_JNI_GetSystemServiceObject("clipboard"); \
|
|
|
+ if (!clipboard) { \
|
|
|
+ LocalReferenceHolder_Cleanup(&refs); \
|
|
|
+ return error; \
|
|
|
+ }
|
|
|
+
|
|
|
+#define CLEANUP_CLIPBOARD() \
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+
|
|
|
+int Android_JNI_SetClipboardText(const char* text)
|
|
|
+{
|
|
|
+ SETUP_CLIPBOARD(-1)
|
|
|
+
|
|
|
+ jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "setText", "(Ljava/lang/CharSequence;)V");
|
|
|
+ jstring string = (*env)->NewStringUTF(env, text);
|
|
|
+ (*env)->CallVoidMethod(env, clipboard, mid, string);
|
|
|
+ (*env)->DeleteGlobalRef(env, clipboard);
|
|
|
+ (*env)->DeleteLocalRef(env, string);
|
|
|
+
|
|
|
+ CLEANUP_CLIPBOARD();
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+char* Android_JNI_GetClipboardText()
|
|
|
+{
|
|
|
+ SETUP_CLIPBOARD(SDL_strdup(""))
|
|
|
+
|
|
|
+ jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "getText", "()Ljava/lang/CharSequence;");
|
|
|
+ jobject sequence = (*env)->CallObjectMethod(env, clipboard, mid);
|
|
|
+ (*env)->DeleteGlobalRef(env, clipboard);
|
|
|
+ if (sequence) {
|
|
|
+ mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, sequence), "toString", "()Ljava/lang/String;");
|
|
|
+ jstring string = (jstring)((*env)->CallObjectMethod(env, sequence, mid));
|
|
|
+ const char* utf = (*env)->GetStringUTFChars(env, string, 0);
|
|
|
+ if (utf) {
|
|
|
+ char* text = SDL_strdup(utf);
|
|
|
+ (*env)->ReleaseStringUTFChars(env, string, utf);
|
|
|
+
|
|
|
+ CLEANUP_CLIPBOARD();
|
|
|
+
|
|
|
+ return text;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ CLEANUP_CLIPBOARD();
|
|
|
+
|
|
|
+ return SDL_strdup("");
|
|
|
+}
|
|
|
+
|
|
|
+SDL_bool Android_JNI_HasClipboardText()
|
|
|
+{
|
|
|
+ SETUP_CLIPBOARD(SDL_FALSE)
|
|
|
+
|
|
|
+ jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "hasText", "()Z");
|
|
|
+ jboolean has = (*env)->CallBooleanMethod(env, clipboard, mid);
|
|
|
+ (*env)->DeleteGlobalRef(env, clipboard);
|
|
|
+
|
|
|
+ CLEANUP_CLIPBOARD();
|
|
|
+
|
|
|
+ return has ? SDL_TRUE : SDL_FALSE;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/* returns 0 on success or -1 on error (others undefined then)
|
|
|
+ * returns truthy or falsy value in plugged, charged and battery
|
|
|
+ * returns the value in seconds and percent or -1 if not available
|
|
|
+ */
|
|
|
+int Android_JNI_GetPowerInfo(int* plugged, int* charged, int* battery, int* seconds, int* percent)
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+ JNIEnv* env = Android_JNI_GetEnv();
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ jmethodID mid;
|
|
|
+
|
|
|
+ mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext", "()Landroid/content/Context;");
|
|
|
+ jobject context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
+
|
|
|
+ jstring action = (*env)->NewStringUTF(env, "android.intent.action.BATTERY_CHANGED");
|
|
|
+
|
|
|
+ jclass cls = (*env)->FindClass(env, "android/content/IntentFilter");
|
|
|
+
|
|
|
+ mid = (*env)->GetMethodID(env, cls, "<init>", "(Ljava/lang/String;)V");
|
|
|
+ jobject filter = (*env)->NewObject(env, cls, mid, action);
|
|
|
+
|
|
|
+ (*env)->DeleteLocalRef(env, action);
|
|
|
+
|
|
|
+ mid = (*env)->GetMethodID(env, mActivityClass, "registerReceiver", "(Landroid/content/BroadcastReceiver;Landroid/content/IntentFilter;)Landroid/content/Intent;");
|
|
|
+ jobject intent = (*env)->CallObjectMethod(env, context, mid, NULL, filter);
|
|
|
+
|
|
|
+ (*env)->DeleteLocalRef(env, filter);
|
|
|
+
|
|
|
+ cls = (*env)->GetObjectClass(env, intent);
|
|
|
+
|
|
|
+ jstring iname;
|
|
|
+ jmethodID imid = (*env)->GetMethodID(env, cls, "getIntExtra", "(Ljava/lang/String;I)I");
|
|
|
+
|
|
|
+#define GET_INT_EXTRA(var, key) \
|
|
|
+ iname = (*env)->NewStringUTF(env, key); \
|
|
|
+ int var = (*env)->CallIntMethod(env, intent, imid, iname, -1); \
|
|
|
+ (*env)->DeleteLocalRef(env, iname);
|
|
|
+
|
|
|
+ jstring bname;
|
|
|
+ jmethodID bmid = (*env)->GetMethodID(env, cls, "getBooleanExtra", "(Ljava/lang/String;Z)Z");
|
|
|
+
|
|
|
+#define GET_BOOL_EXTRA(var, key) \
|
|
|
+ bname = (*env)->NewStringUTF(env, key); \
|
|
|
+ int var = (*env)->CallBooleanMethod(env, intent, bmid, bname, JNI_FALSE); \
|
|
|
+ (*env)->DeleteLocalRef(env, bname);
|
|
|
+
|
|
|
+ if (plugged) {
|
|
|
+ GET_INT_EXTRA(plug, "plugged") /* == BatteryManager.EXTRA_PLUGGED (API 5) */
|
|
|
+ if (plug == -1) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ /* 1 == BatteryManager.BATTERY_PLUGGED_AC */
|
|
|
+ /* 2 == BatteryManager.BATTERY_PLUGGED_USB */
|
|
|
+ *plugged = (0 < plug) ? 1 : 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (charged) {
|
|
|
+ GET_INT_EXTRA(status, "status") /* == BatteryManager.EXTRA_STATUS (API 5) */
|
|
|
+ if (status == -1) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ /* 5 == BatteryManager.BATTERY_STATUS_FULL */
|
|
|
+ *charged = (status == 5) ? 1 : 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (battery) {
|
|
|
+ GET_BOOL_EXTRA(present, "present") /* == BatteryManager.EXTRA_PRESENT (API 5) */
|
|
|
+ *battery = present ? 1 : 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (seconds) {
|
|
|
+ *seconds = -1; /* not possible */
|
|
|
+ }
|
|
|
+
|
|
|
+ if (percent) {
|
|
|
+ GET_INT_EXTRA(level, "level") /* == BatteryManager.EXTRA_LEVEL (API 5) */
|
|
|
+ GET_INT_EXTRA(scale, "scale") /* == BatteryManager.EXTRA_SCALE (API 5) */
|
|
|
+ if ((level == -1) || (scale == -1)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ *percent = level * 100 / scale;
|
|
|
+ }
|
|
|
+
|
|
|
+ (*env)->DeleteLocalRef(env, intent);
|
|
|
+
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/* returns number of found touch devices as return value and ids in parameter ids */
|
|
|
+int Android_JNI_GetTouchDeviceIds(int **ids) {
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ jint sources = 4098; /* == InputDevice.SOURCE_TOUCHSCREEN */
|
|
|
+ jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "inputGetInputDeviceIds", "(I)[I");
|
|
|
+ jintArray array = (jintArray) (*env)->CallStaticObjectMethod(env, mActivityClass, mid, sources);
|
|
|
+ int number = 0;
|
|
|
+ *ids = NULL;
|
|
|
+ if (array) {
|
|
|
+ number = (int) (*env)->GetArrayLength(env, array);
|
|
|
+ if (0 < number) {
|
|
|
+ jint* elements = (*env)->GetIntArrayElements(env, array, NULL);
|
|
|
+ if (elements) {
|
|
|
+ int i;
|
|
|
+ *ids = SDL_malloc(number * sizeof (**ids));
|
|
|
+ for (i = 0; i < number; ++i) { /* not assuming sizeof (jint) == sizeof (int) */
|
|
|
+ (*ids)[i] = elements[i];
|
|
|
+ }
|
|
|
+ (*env)->ReleaseIntArrayElements(env, array, elements, JNI_ABORT);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ (*env)->DeleteLocalRef(env, array);
|
|
|
+ }
|
|
|
+ return number;
|
|
|
+}
|
|
|
+
|
|
|
+/* sends message to be handled on the UI event dispatch thread */
|
|
|
+int Android_JNI_SendMessage(int command, int param)
|
|
|
+{
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ if (!env) {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "sendMessage", "(II)Z");
|
|
|
+ if (!mid) {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ jboolean success = (*env)->CallStaticBooleanMethod(env, mActivityClass, mid, command, param);
|
|
|
+ return success ? 0 : -1;
|
|
|
+}
|
|
|
+
|
|
|
+void Android_JNI_ShowTextInput(SDL_Rect *inputRect)
|
|
|
+{
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ if (!env) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "showTextInput", "(IIII)Z");
|
|
|
+ if (!mid) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ (*env)->CallStaticBooleanMethod(env, mActivityClass, mid,
|
|
|
+ inputRect->x,
|
|
|
+ inputRect->y,
|
|
|
+ inputRect->w,
|
|
|
+ inputRect->h );
|
|
|
+}
|
|
|
+
|
|
|
+void Android_JNI_HideTextInput()
|
|
|
+{
|
|
|
+ /* has to match Activity constant */
|
|
|
+ const int COMMAND_TEXTEDIT_HIDE = 3;
|
|
|
+ Android_JNI_SendMessage(COMMAND_TEXTEDIT_HIDE, 0);
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+//////////////////////////////////////////////////////////////////////////////
|
|
|
+//
|
|
|
+// Functions exposed to SDL applications in SDL_system.h
|
|
|
+//////////////////////////////////////////////////////////////////////////////
|
|
|
+*/
|
|
|
+
|
|
|
+void *SDL_AndroidGetJNIEnv()
|
|
|
+{
|
|
|
+ return Android_JNI_GetEnv();
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+void *SDL_AndroidGetActivity()
|
|
|
+{
|
|
|
+ /* See SDL_system.h for caveats on using this function. */
|
|
|
+
|
|
|
+ jmethodID mid;
|
|
|
+
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ if (!env) {
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* return SDLActivity.getContext(); */
|
|
|
+ mid = (*env)->GetStaticMethodID(env, mActivityClass,
|
|
|
+ "getContext","()Landroid/content/Context;");
|
|
|
+ return (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
+}
|
|
|
+
|
|
|
+const char * SDL_AndroidGetInternalStoragePath()
|
|
|
+{
|
|
|
+ static char *s_AndroidInternalFilesPath = NULL;
|
|
|
+
|
|
|
+ if (!s_AndroidInternalFilesPath) {
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+ jmethodID mid;
|
|
|
+ jobject context;
|
|
|
+ jobject fileObject;
|
|
|
+ jstring pathString;
|
|
|
+ const char *path;
|
|
|
+
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* context = SDLActivity.getContext(); */
|
|
|
+ mid = (*env)->GetStaticMethodID(env, mActivityClass,
|
|
|
+ "getContext","()Landroid/content/Context;");
|
|
|
+ context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
+
|
|
|
+ /* fileObj = context.getFilesDir(); */
|
|
|
+ mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
|
|
|
+ "getFilesDir", "()Ljava/io/File;");
|
|
|
+ fileObject = (*env)->CallObjectMethod(env, context, mid);
|
|
|
+ if (!fileObject) {
|
|
|
+ SDL_SetError("Couldn't get internal directory");
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* path = fileObject.getAbsolutePath(); */
|
|
|
+ mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, fileObject),
|
|
|
+ "getAbsolutePath", "()Ljava/lang/String;");
|
|
|
+ pathString = (jstring)(*env)->CallObjectMethod(env, fileObject, mid);
|
|
|
+
|
|
|
+ path = (*env)->GetStringUTFChars(env, pathString, NULL);
|
|
|
+ s_AndroidInternalFilesPath = SDL_strdup(path);
|
|
|
+ (*env)->ReleaseStringUTFChars(env, pathString, path);
|
|
|
+
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ }
|
|
|
+ return s_AndroidInternalFilesPath;
|
|
|
+}
|
|
|
+
|
|
|
+int SDL_AndroidGetExternalStorageState()
|
|
|
+{
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+ jmethodID mid;
|
|
|
+ jclass cls;
|
|
|
+ jstring stateString;
|
|
|
+ const char *state;
|
|
|
+ int stateFlags;
|
|
|
+
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ cls = (*env)->FindClass(env, "android/os/Environment");
|
|
|
+ mid = (*env)->GetStaticMethodID(env, cls,
|
|
|
+ "getExternalStorageState", "()Ljava/lang/String;");
|
|
|
+ stateString = (jstring)(*env)->CallStaticObjectMethod(env, cls, mid);
|
|
|
+
|
|
|
+ state = (*env)->GetStringUTFChars(env, stateString, NULL);
|
|
|
+
|
|
|
+ /* Print an info message so people debugging know the storage state */
|
|
|
+ __android_log_print(ANDROID_LOG_INFO, "SDL", "external storage state: %s", state);
|
|
|
+
|
|
|
+ if (SDL_strcmp(state, "mounted") == 0) {
|
|
|
+ stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ |
|
|
|
+ SDL_ANDROID_EXTERNAL_STORAGE_WRITE;
|
|
|
+ } else if (SDL_strcmp(state, "mounted_ro") == 0) {
|
|
|
+ stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ;
|
|
|
+ } else {
|
|
|
+ stateFlags = 0;
|
|
|
+ }
|
|
|
+ (*env)->ReleaseStringUTFChars(env, stateString, state);
|
|
|
+
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return stateFlags;
|
|
|
+}
|
|
|
+
|
|
|
+const char * SDL_AndroidGetExternalStoragePath()
|
|
|
+{
|
|
|
+ static char *s_AndroidExternalFilesPath = NULL;
|
|
|
+
|
|
|
+ if (!s_AndroidExternalFilesPath) {
|
|
|
+ struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
|
|
|
+ jmethodID mid;
|
|
|
+ jobject context;
|
|
|
+ jobject fileObject;
|
|
|
+ jstring pathString;
|
|
|
+ const char *path;
|
|
|
+
|
|
|
+ JNIEnv *env = Android_JNI_GetEnv();
|
|
|
+ if (!LocalReferenceHolder_Init(&refs, env)) {
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* context = SDLActivity.getContext(); */
|
|
|
+ mid = (*env)->GetStaticMethodID(env, mActivityClass,
|
|
|
+ "getContext","()Landroid/content/Context;");
|
|
|
+ context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
|
|
|
+
|
|
|
+ /* fileObj = context.getExternalFilesDir(); */
|
|
|
+ mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
|
|
|
+ "getExternalFilesDir", "(Ljava/lang/String;)Ljava/io/File;");
|
|
|
+ fileObject = (*env)->CallObjectMethod(env, context, mid, NULL);
|
|
|
+ if (!fileObject) {
|
|
|
+ SDL_SetError("Couldn't get external directory");
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* path = fileObject.getAbsolutePath(); */
|
|
|
+ mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, fileObject),
|
|
|
+ "getAbsolutePath", "()Ljava/lang/String;");
|
|
|
+ pathString = (jstring)(*env)->CallObjectMethod(env, fileObject, mid);
|
|
|
+
|
|
|
+ path = (*env)->GetStringUTFChars(env, pathString, NULL);
|
|
|
+ s_AndroidExternalFilesPath = SDL_strdup(path);
|
|
|
+ (*env)->ReleaseStringUTFChars(env, pathString, path);
|
|
|
+
|
|
|
+ LocalReferenceHolder_Cleanup(&refs);
|
|
|
+ }
|
|
|
+ return s_AndroidExternalFilesPath;
|
|
|
+}
|
|
|
+
|
|
|
+#endif /* __ANDROID__ */
|
|
|
+
|
|
|
+/* vi: set ts=4 sw=4 expandtab: */
|
|
|
+
|
Lasse Öörni