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Improved MistInBuffer CPU usage by 50%.

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This commit is contained in:
Thulinma 2016-02-12 15:46:23 +01:00
parent 7c759c7664
commit 2d78e1e5f1
1 changed files with 3 additions and 2 deletions
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5
src/input/input_buffer.cpp
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@ -451,11 +451,12 @@ namespace Mist {
void inputBuffer::updateTrackMeta(unsigned long tNum) {
//Store a reference for easier access
std::map<unsigned long, DTSCPageData> & locations = bufferLocations[tNum];
char * mappedPointer = metaPages[tNum].mapped;
//First detect all entries on metaPage
for (int i = 0; i < 8192; i += 8) {
int * tmpOffset = (int *)(metaPages[tNum].mapped + i);
if (tmpOffset[0] == 0 && tmpOffset[1] == 0) {
int * tmpOffset = (int *)(mappedPointer + i);
if (tmpOffset[0] == 0 && tmpOffset[1] == 0){
continue;
}
unsigned long keyNum = ntohl(tmpOffset[0]);