Introduce MAX_PREV_WORD_COUNT_FOR_N_GRAM. (b94ec143) · Commits · e / os / android_packages_inputmethods_LatinIME

native/jni/src/defines.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -336,6 +336,9 @@ static inline void prof_out(void) {
		#define MAX_POINTER_COUNT 1
		#define MAX_POINTER_COUNT_G 2

		// (MAX_PREV_WORD_COUNT_FOR_N_GRAM + 1)-gram is supported.
		#define MAX_PREV_WORD_COUNT_FOR_N_GRAM 1

		#define DISALLOW_DEFAULT_CONSTRUCTOR(TypeName) \
		TypeName() = delete

native/jni/src/suggest/core/session/dic_traverse_session.cpp

+4 −4

Original line number	Diff line number	Diff line
		@@ -36,17 +36,17 @@ void DicTraverseSession::init(const Dictionary *const dictionary,
		->getMultiWordCostMultiplier();
		mSuggestOptions = suggestOptions;
		if (!prevWordsInfo->getPrevWordCodePoints()) {
		mPrevWordPtNodePos = NOT_A_DICT_POS;
		mPrevWordsPtNodePos[0] = NOT_A_DICT_POS;
		return;
		}
		// TODO: merge following similar calls to getTerminalPosition into one case-insensitive call.
		mPrevWordPtNodePos = getDictionaryStructurePolicy()->getTerminalPtNodePositionOfWord(
		mPrevWordsPtNodePos[0] = getDictionaryStructurePolicy()->getTerminalPtNodePositionOfWord(
		prevWordsInfo->getPrevWordCodePoints(), prevWordsInfo->getPrevWordCodePointCount(),
		false /* forceLowerCaseSearch */);
		if (mPrevWordPtNodePos == NOT_A_DICT_POS) {
		if (mPrevWordsPtNodePos[0] == NOT_A_DICT_POS) {
		// Check bigrams for lower-cased previous word if original was not found. Useful for
		// auto-capitalized words like "The [current_word]".
		mPrevWordPtNodePos = getDictionaryStructurePolicy()->getTerminalPtNodePositionOfWord(
		mPrevWordsPtNodePos[0] = getDictionaryStructurePolicy()->getTerminalPtNodePositionOfWord(
		prevWordsInfo->getPrevWordCodePoints(), prevWordsInfo->getPrevWordCodePointCount(),
		true /* forceLowerCaseSearch */);
		}

native/jni/src/suggest/core/session/dic_traverse_session.h

+7 −5

Original line number	Diff line number	Diff line
		@@ -50,12 +50,14 @@ class DicTraverseSession {
		}

		AK_FORCE_INLINE DicTraverseSession(JNIEnv *env, jstring localeStr, bool usesLargeCache)
		: mPrevWordPtNodePos(NOT_A_DICT_POS), mProximityInfo(nullptr),
		mDictionary(nullptr), mSuggestOptions(nullptr), mDicNodesCache(usesLargeCache),
		mMultiBigramMap(), mInputSize(0), mMaxPointerCount(1),
		: mProximityInfo(nullptr), mDictionary(nullptr), mSuggestOptions(nullptr),
		mDicNodesCache(usesLargeCache), mMultiBigramMap(), mInputSize(0), mMaxPointerCount(1),
		mMultiWordCostMultiplier(1.0f) {
		// NOTE: mProximityInfoStates is an array of instances.
		// No need to initialize it explicitly here.
		for (size_t i = 0; i < NELEMS(mPrevWordsPtNodePos); ++i) {
		mPrevWordsPtNodePos[i] = NOT_A_DICT_POS;
		}
		}

		// Non virtual inline destructor -- never inherit this class
		@@ -77,7 +79,7 @@ class DicTraverseSession {
		//--------------------
		const ProximityInfo *getProximityInfo() const { return mProximityInfo; }
		const SuggestOptions *getSuggestOptions() const { return mSuggestOptions; }
		int getPrevWordPtNodePos() const { return mPrevWordPtNodePos; }
		int getPrevWordPtNodePos() const { return mPrevWordsPtNodePos[0]; }
		DicNodesCache *getDicTraverseCache() { return &mDicNodesCache; }
		MultiBigramMap *getMultiBigramMap() { return &mMultiBigramMap; }
		const ProximityInfoState *getProximityInfoState(int id) const {
		@@ -164,7 +166,7 @@ class DicTraverseSession {
		const int const inputYs, const int const times, const int *const pointerIds,
		const int inputSize, const float maxSpatialDistance, const int maxPointerCount);

		int mPrevWordPtNodePos;
		int mPrevWordsPtNodePos[MAX_PREV_WORD_COUNT_FOR_N_GRAM];
		const ProximityInfo *mProximityInfo;
		const Dictionary *mDictionary;
		const SuggestOptions *mSuggestOptions;

native/jni/src/suggest/core/session/prev_words_info.h

+22 −10

Original line number	Diff line number	Diff line
		@@ -27,27 +27,39 @@ namespace latinime {
		class PrevWordsInfo {
		public:
		// No prev word information.
		PrevWordsInfo()
		: mPrevWordCodePoints(nullptr), mPrevWordCodePointCount(0) {}
		PrevWordsInfo() {
		clear();
		}

		PrevWordsInfo(const int *const prevWordCodePoints, const int prevWordCodePointCount,
		const bool isBeginningOfSentence)
		: mPrevWordCodePoints(prevWordCodePoints),
		mPrevWordCodePointCount(prevWordCodePointCount) {}

		const bool isBeginningOfSentence) {
		clear();
		mPrevWordCodePoints[0] = prevWordCodePoints;
		mPrevWordCodePointCount[0] = prevWordCodePointCount;
		mIsBeginningOfSentence[0] = isBeginningOfSentence;
		}
		const int *getPrevWordCodePoints() const {
		return mPrevWordCodePoints;
		return mPrevWordCodePoints[0];
		}

		int getPrevWordCodePointCount() const {
		return mPrevWordCodePointCount;
		return mPrevWordCodePointCount[0];
		}

		private:
		DISALLOW_COPY_AND_ASSIGN(PrevWordsInfo);

		const int *const mPrevWordCodePoints;
		const int mPrevWordCodePointCount;
		void clear() {
		for (size_t i = 0; i < NELEMS(mPrevWordCodePoints); ++i) {
		mPrevWordCodePoints[i] = nullptr;
		mPrevWordCodePointCount[i] = 0;
		mIsBeginningOfSentence[i] = false;
		}
		}

		const int *mPrevWordCodePoints[MAX_PREV_WORD_COUNT_FOR_N_GRAM];
		int mPrevWordCodePointCount[MAX_PREV_WORD_COUNT_FOR_N_GRAM];
		bool mIsBeginningOfSentence[MAX_PREV_WORD_COUNT_FOR_N_GRAM];
		};
		} // namespace latinime
		#endif // LATINIME_PREV_WORDS_INFO_H