Separate the logic for touch caribration again (04fd04d6) · Commits · e / os / android_packages_inputmethods_LatinIME

native/src/correction.cpp

+54 −34

Original line number	Diff line number	Diff line
		@@ -745,13 +745,13 @@ int Correction::RankingAlgorithm::calculateFinalFreq(const int inputIndex, const
		// Score calibration by touch coordinates is being done only for pure-fat finger typing error
		// cases.
		// TODO: Remove this constraint.
		if (performTouchPositionCorrection) {
		for (int i = 0; i < outputLength; ++i) {
		const int squaredDistance = correction->mDistances[i];
		if (i < adjustedProximityMatchedCount) {
		multiplyIntCapped(typedLetterMultiplier, &finalFreq);
		}

		if (performTouchPositionCorrection && squaredDistance >= 0) {
		if (squaredDistance >= 0) {
		// Promote or demote the score according to the distance from the sweet spot
		static const float A = ZERO_DISTANCE_PROMOTION_RATE / 100.0f;
		static const float B = 1.0f;
		@@ -773,15 +773,35 @@ int Correction::RankingAlgorithm::calculateFinalFreq(const int inputIndex, const
		// .
		// 0 R1 R2 .
		multiplyRate((int)(factor * 100), &finalFreq);
		} else if (performTouchPositionCorrection
		&& squaredDistance == PROXIMITY_CHAR_WITHOUT_DISTANCE_INFO) {
		} else if (squaredDistance == PROXIMITY_CHAR_WITHOUT_DISTANCE_INFO) {
		multiplyRate(WORDS_WITH_PROXIMITY_CHARACTER_DEMOTION_RATE, &finalFreq);
		} else if (squaredDistance == ADDITIONAL_PROXIMITY_CHAR_DISTANCE_INFO) {
		multiplyRate(WORDS_WITH_ADDITIONAL_PROXIMITY_CHARACTER_DEMOTION_RATE, &finalFreq);
		} else if (i < adjustedProximityMatchedCount) {
		}
		}
		} else {
		// Demote additional proximity characters
		int additionalProximityCount = 0;
		for (int i = 0; i < outputLength; ++i) {
		const int squaredDistance = correction->mDistances[i];
		if (squaredDistance == ADDITIONAL_PROXIMITY_CHAR_DISTANCE_INFO) {
		++additionalProximityCount;
		}
		}
		// Promotion for a word with proximity characters
		for (int i = 0; i < adjustedProximityMatchedCount; ++i) {
		// A word with proximity corrections
		if (DEBUG_DICT_FULL) {
		AKLOGI("Found a proximity correction.");
		}
		multiplyIntCapped(typedLetterMultiplier, &finalFreq);
		if (i < additionalProximityCount) {
		multiplyRate(WORDS_WITH_ADDITIONAL_PROXIMITY_CHARACTER_DEMOTION_RATE, &finalFreq);
		} else {
		multiplyRate(WORDS_WITH_PROXIMITY_CHARACTER_DEMOTION_RATE, &finalFreq);
		}
		}
		}

		const int errorCount = adjustedProximityMatchedCount > 0
		? adjustedProximityMatchedCount