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Use screen.width*screen.height*5 as caover cache maxCost

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Closes #1498
This commit is contained in:
Craig Drummond
2019-06-06 20:32:56 +01:00
committed by Craig Drummond
parent d75e8ed283
commit 56ab828844
1 changed files with 4 additions and 5 deletions
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9
gui/covers.cpp
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@@ -1249,16 +1249,15 @@ Covers::Covers()
{
devicePixelRatio=qApp->devicePixelRatio();
int maxCost = 15*1024*1024*devicePixelRatio;
// USe screen size to calculate max cost - Issue #1498
// Use screen size to calculate max cost - Issue #1498
int maxCost = 0;
QDesktopWidget *dw=QApplication::desktop();
if (dw) {
QWidget w;
QSize sz = dw->availableGeometry(&w).size();
maxCost = sz.width() * sz.height() * 4 * 2;
maxCost = sz.width() * sz.height() * 5; // *5 as 32-bit pixmap (so 4 bytes), + some wiggle rooom :-)
}
cache.setMaxCost(maxCost);
cache.setMaxCost(qMax(static_cast<int>(15*1024*1024*devicePixelRatio), maxCost)); // Ensure at least 15M
}
void Covers::readConfig()