OpenJDK / jdk8u / jdk8u / jdk
changeset 9036:d931b672bfa9
8025034: Improve layout lookups
Reviewed-by: mschoene, vadim, srl
author | prr |
---|---|
date | Thu, 19 Sep 2013 08:34:37 -0700 |
parents | ca700a3c1708 |
children | a90e9b3c99b8 f8b097b01270 |
files | src/share/native/sun/font/layout/LookupProcessor.cpp |
diffstat | 1 files changed, 6 insertions(+), 2 deletions(-) [+] |
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--- a/src/share/native/sun/font/layout/LookupProcessor.cpp Sat Sep 14 19:23:02 2013 +0100 +++ b/src/share/native/sun/font/layout/LookupProcessor.cpp Thu Sep 19 08:34:37 2013 -0700 @@ -138,7 +138,7 @@ le_int32 LookupProcessor::selectLookups(const LEReferenceTo<FeatureTable> &featureTable, FeatureMask featureMask, le_int32 order, LEErrorCode &success) { le_uint16 lookupCount = featureTable.isValid()? SWAPW(featureTable->lookupCount) : 0; - le_int32 store = order; + le_uint32 store = (le_uint32)order; LEReferenceToArrayOf<le_uint16> lookupListIndexArray(featureTable, success, featureTable->lookupListIndexArray, lookupCount); @@ -147,6 +147,9 @@ if (lookupListIndex >= lookupSelectCount) { continue; } + if (store >= lookupOrderCount) { + continue; + } lookupSelectArray[lookupListIndex] |= featureMask; lookupOrderArray[store++] = lookupListIndex; @@ -246,7 +249,7 @@ if (requiredFeatureIndex != 0xFFFF) { requiredFeatureTable = featureListTable->getFeatureTable(featureListTable, requiredFeatureIndex, &requiredFeatureTag, success); - featureReferences += SWAPW(featureTable->lookupCount); + featureReferences += SWAPW(requiredFeatureTable->lookupCount); } lookupOrderArray = LE_NEW_ARRAY(le_uint16, featureReferences); @@ -254,6 +257,7 @@ success = LE_MEMORY_ALLOCATION_ERROR; return; } + lookupOrderCount = featureReferences; for (le_int32 f = 0; f < featureMapCount; f += 1) { FeatureMap fm = featureMap[f];