From f1233b58c2d81b575c92339f146cfe0f73a992fa Mon Sep 17 00:00:00 2001
From: Keisuke Kuroyanagi <ksk@google.com>
Date: Thu, 12 Sep 2013 12:08:22 +0900
Subject: [PATCH] Use same session id for typing and gesture.

Bug: 10699291
Change-Id: I7c8a3a57e8d189b72a17e4b9c6831becee6ec146
---
 java/src/com/android/inputmethod/latin/Suggest.java    |  3 ++-
 .../src/suggest/core/layout/proximity_info_state.cpp   |  5 +++--
 .../jni/src/suggest/core/layout/proximity_info_state.h | 10 ++++++----
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java
index 18ba15872..9370757ec 100644
--- a/java/src/com/android/inputmethod/latin/Suggest.java
+++ b/java/src/com/android/inputmethod/latin/Suggest.java
@@ -48,8 +48,9 @@ public final class Suggest {
 
     // Session id for
     // {@link #getSuggestedWords(WordComposer,String,ProximityInfo,boolean,int)}.
+    // We are sharing the same ID between typing and gesture to save RAM footprint.
     public static final int SESSION_TYPING = 0;
-    public static final int SESSION_GESTURE = 1;
+    public static final int SESSION_GESTURE = 0;
 
     // TODO: rename this to CORRECTION_OFF
     public static final int CORRECTION_NONE = 0;
diff --git a/native/jni/src/suggest/core/layout/proximity_info_state.cpp b/native/jni/src/suggest/core/layout/proximity_info_state.cpp
index 7780efdfd..fbabd92f2 100644
--- a/native/jni/src/suggest/core/layout/proximity_info_state.cpp
+++ b/native/jni/src/suggest/core/layout/proximity_info_state.cpp
@@ -36,8 +36,8 @@ void ProximityInfoState::initInputParams(const int pointerId, const float maxPoi
         const int *const xCoordinates, const int *const yCoordinates, const int *const times,
         const int *const pointerIds, const bool isGeometric) {
     ASSERT(isGeometric || (inputSize < MAX_WORD_LENGTH));
-    mIsContinuousSuggestionPossible =
-            ProximityInfoStateUtils::checkAndReturnIsContinuousSuggestionPossible(
+    mIsContinuousSuggestionPossible = (mHasBeenUpdatedByGeometricInput != isGeometric) ?
+            false : ProximityInfoStateUtils::checkAndReturnIsContinuousSuggestionPossible(
                     inputSize, xCoordinates, yCoordinates, times, mSampledInputSize,
                     &mSampledInputXs, &mSampledInputYs, &mSampledTimes, &mSampledInputIndice);
     if (DEBUG_DICT) {
@@ -155,6 +155,7 @@ void ProximityInfoState::initInputParams(const int pointerId, const float maxPoi
     if (DEBUG_GEO_FULL) {
         AKLOGI("ProximityState init finished: %d points out of %d", mSampledInputSize, inputSize);
     }
+    mHasBeenUpdatedByGeometricInput = isGeometric;
 }
 
 // This function basically converts from a length to an edit distance. Accordingly, it's obviously
diff --git a/native/jni/src/suggest/core/layout/proximity_info_state.h b/native/jni/src/suggest/core/layout/proximity_info_state.h
index dbcd54488..01bf81864 100644
--- a/native/jni/src/suggest/core/layout/proximity_info_state.h
+++ b/native/jni/src/suggest/core/layout/proximity_info_state.h
@@ -46,10 +46,11 @@ class ProximityInfoState {
             : mProximityInfo(0), mMaxPointToKeyLength(0.0f), mAverageSpeed(0.0f),
               mHasTouchPositionCorrectionData(false), mMostCommonKeyWidthSquare(0),
               mKeyCount(0), mCellHeight(0), mCellWidth(0), mGridHeight(0), mGridWidth(0),
-              mIsContinuousSuggestionPossible(false), mSampledInputXs(), mSampledInputYs(),
-              mSampledTimes(), mSampledInputIndice(), mSampledLengthCache(),
-              mBeelineSpeedPercentiles(), mSampledNormalizedSquaredLengthCache(), mSpeedRates(),
-              mDirections(), mCharProbabilities(), mSampledNearKeySets(), mSampledSearchKeySets(),
+              mIsContinuousSuggestionPossible(false), mHasBeenUpdatedByGeometricInput(false),
+              mSampledInputXs(), mSampledInputYs(), mSampledTimes(), mSampledInputIndice(),
+              mSampledLengthCache(), mBeelineSpeedPercentiles(),
+              mSampledNormalizedSquaredLengthCache(), mSpeedRates(), mDirections(),
+              mCharProbabilities(), mSampledNearKeySets(), mSampledSearchKeySets(),
               mSampledSearchKeyVectors(), mTouchPositionCorrectionEnabled(false),
               mSampledInputSize(0), mMostProbableStringProbability(0.0f) {
         memset(mInputProximities, 0, sizeof(mInputProximities));
@@ -204,6 +205,7 @@ class ProximityInfoState {
     int mGridHeight;
     int mGridWidth;
     bool mIsContinuousSuggestionPossible;
+    bool mHasBeenUpdatedByGeometricInput;
 
     std::vector<int> mSampledInputXs;
     std::vector<int> mSampledInputYs;