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Merge "Fix a bug that would end up in memory corruption" into ics-mr0

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Ken Wakasa 2011-11-09 20:51:30 -08:00 committed by Android (Google) Code Review
commit df2fed2b79
1 changed files with 9 additions and 6 deletions
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15
native/src/proximity_info.cpp
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@ -49,14 +49,17 @@ ProximityInfo::ProximityInfo(const int maxProximityCharsSize, const int keyboard
&& sweetSpotCenterYs && sweetSpotRadii),
mInputXCoordinates(NULL), mInputYCoordinates(NULL),
mTouchPositionCorrectionEnabled(false) {
const int len = GRID_WIDTH * GRID_HEIGHT * MAX_PROXIMITY_CHARS_SIZE;
mProximityCharsArray = new uint32_t[len];
mNormalizedSquaredDistances = new int[len];
const int proximityGridLength = GRID_WIDTH * GRID_HEIGHT * MAX_PROXIMITY_CHARS_SIZE;
mProximityCharsArray = new uint32_t[proximityGridLength];
if (DEBUG_PROXIMITY_INFO) {
LOGI("Create proximity info array %d", len);
LOGI("Create proximity info array %d", proximityGridLength);
}
memcpy(mProximityCharsArray, proximityCharsArray, len * sizeof(mProximityCharsArray[0]));
for (int i = 0; i < len; ++i) {
memcpy(mProximityCharsArray, proximityCharsArray,
proximityGridLength * sizeof(mProximityCharsArray[0]));
const int normalizedSquaredDistancesLength =
MAX_PROXIMITY_CHARS_SIZE * MAX_WORD_LENGTH_INTERNAL;
mNormalizedSquaredDistances = new int[normalizedSquaredDistancesLength];
for (int i = 0; i < normalizedSquaredDistancesLength; ++i) {
mNormalizedSquaredDistances[i] = NOT_A_DISTANCE;
}