diff --git a/include/assimp/port/AndroidJNI/BundledAssetIOSystem.h b/include/assimp/port/AndroidJNI/BundledAssetIOSystem.h new file mode 100644 index 000000000..a61d80fd5 --- /dev/null +++ b/include/assimp/port/AndroidJNI/BundledAssetIOSystem.h @@ -0,0 +1,93 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2020, assimp team +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the +following conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +---------------------------------------------------------------------- +*/ + +/** @file Android implementation of IOSystem using the standard C file functions. + * Aimed to ease the access to android assets */ + +#if __ANDROID__ and __ANDROID_API__ > 9 and defined(AI_CONFIG_ANDROID_JNI_ASSIMP_MANAGER_SUPPORT) +#ifndef AI_BUNDLEDASSETIOSYSTEM_H_INC +#define AI_BUNDLEDASSETIOSYSTEM_H_INC + +#include + +#include +#include + +namespace Assimp { + +class BundledAssetIOSystem : public Assimp::DefaultIOSystem { + +public: + AAssetManager* mApkAssetManager; + + BundledAssetIOSystem(JNIEnv* env, jobject assetManager) { mApkAssetManager = AAssetManager_fromJava(env, assetManager); } + ~BundledAssetIOSystem() {}; + + bool Exists( const char* pFile) const; + + Assimp::IOStream* Open( const char* pFile, const char* pMode = "rb"); + + void Close( Assimp::IOStream* pFile); + +private: + + class AssetIOStream : public Assimp::IOStream { + AAsset * asset; + + public: + AssetIOStream(AAsset *asset) { this->asset = asset; }; + ~AssetIOStream() { AAsset_close(asset); } + + size_t Read(void* pvBuffer, size_t pSize, size_t pCount) { return AAsset_read(asset, pvBuffer, pSize * pCount);} + size_t Write(const void* pvBuffer, size_t pSize, size_t pCount) { return 0; }; + aiReturn Seek(size_t pOffset, aiOrigin pOrigin) { return (AAsset_seek(asset, pOffset, pOrigin) >= 0 ? aiReturn_SUCCESS : aiReturn_FAILURE); } + size_t Tell() const { return(AAsset_getLength(asset) - AAsset_getRemainingLength(asset)); }; + size_t FileSize() const { return AAsset_getLength(asset); } + void Flush() { } + }; + +}; + + +} //!ns Assimp + +#endif //AI_BUNDLEDASSETIOSYSTEM_H_INC +#endif //__ANDROID__ and __ANDROID_API__ > 9 and defined(AI_CONFIG_ANDROID_JNI_ASSIMP_MANAGER_SUPPORT) + diff --git a/port/AndroidJNI/BundledAssetIOSystem.cpp b/port/AndroidJNI/BundledAssetIOSystem.cpp new file mode 100644 index 000000000..e280d5b90 --- /dev/null +++ b/port/AndroidJNI/BundledAssetIOSystem.cpp @@ -0,0 +1,80 @@ +/* +--------------------------------------------------------------------------- +Open Asset Import Library (assimp) +--------------------------------------------------------------------------- + +Copyright (c) 2006-2020, assimp team + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following +conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--------------------------------------------------------------------------- +*/ + +/** @file Android extension of DefaultIOSystem using the standard C file functions */ + +#include +#include +#include + +#if __ANDROID__ and __ANDROID_API__ > 9 and defined(AI_CONFIG_ANDROID_JNI_ASSIMP_MANAGER_SUPPORT) + +#include + +using namespace Assimp; + +/** Tests for the existence of a file at the given path. */ +bool BundledAssetIOSystem::Exists(const char* pFile) const { + ai_assert(NULL != mApkAssetManager); + AAsset * asset = AAssetManager_open(mApkAssetManager, pFile, AASSET_MODE_UNKNOWN); + if (!asset) { return false; } + if (asset) AAsset_close(asset); + return true; +} + +// ------------------------------------------------------------------- +/** Open a new file with a given path. */ +Assimp::IOStream* BundledAssetIOSystem::Open(const char* pFile, const char* pMode) { + ai_assert(NULL != mApkAssetManager); + AAsset * asset = AAssetManager_open(mApkAssetManager, pFile, AASSET_MODE_UNKNOWN); + if (!asset) { return NULL; } + + return new AssetIOStream(asset); +} + +// ------------------------------------------------------------------- +/** Closes the given file and releases all resources associated with it. */ +void BundledAssetIOSystem::Close(Assimp::IOStream* pFile) { + delete reinterpret_cast(pFile); +} + +#endif // __ANDROID__ and __ANDROID_API__ > 9 and defined(AI_CONFIG_ANDROID_JNI_ASSIMP_MANAGER_SUPPORT) + diff --git a/port/AndroidJNI/CMakeLists.txt b/port/AndroidJNI/CMakeLists.txt index 8f034db8b..1a88a4e2e 100644 --- a/port/AndroidJNI/CMakeLists.txt +++ b/port/AndroidJNI/CMakeLists.txt @@ -2,5 +2,14 @@ cmake_minimum_required(VERSION 3.10) include_directories(./) include_directories(./../../) -add_library(android_jniiosystem STATIC AndroidJNIIOSystem.cpp) +add_library( # Defines the name of the library. + android_jniiosystem + + # Implements a shared library. + STATIC + + # relative path to source file(s). + AndroidJNIIOSystem.cpp + BundledAssetIOSystem.cpp +) TARGET_LINK_LIBRARIES(android_jniiosystem android log)