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Fix insert operation.

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Handle case where move is unnecessary.
This commit is contained in:
John 2016-04-15 08:34:15 +08:00
parent f65ca667b3
commit ca0372c415
1 changed files with 4 additions and 2 deletions
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6
spine-c/src/spine/Skeleton.c
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@ -169,8 +169,10 @@ void spSkeleton_updateCache (const spSkeleton* self) {
if (updatable == transformConstraint->bone || updatable == transformConstraint->target) {
int insertIndex = ii + 1;
int moveCount = (capacity-2) - insertIndex;
memmove(internal->updateCache + (insertIndex+1), internal->updateCache + insertIndex, moveCount * sizeof(void*));
memmove(internal->updateCacheType + (insertIndex+1), internal->updateCacheType + insertIndex, moveCount * sizeof(_spUpdateType));
if (moveCount > 0) {
memmove(internal->updateCache + (insertIndex + 1), internal->updateCache + insertIndex, moveCount * sizeof(void*));
memmove(internal->updateCacheType + (insertIndex + 1), internal->updateCacheType + insertIndex, moveCount * sizeof(_spUpdateType));
}
internal->updateCacheCount++;
internal->updateCache[insertIndex] = transformConstraint;
internal->updateCacheType[insertIndex] = SP_UPDATE_TRANSFORM_CONSTRAINT;