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am bacc28ef: surfaceflinger: Use landscape resolution for default dpi

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* commit 'bacc28ef1df329f4dc21bae44b09a6c5018af908':
  surfaceflinger: Use landscape resolution for default dpi
This commit is contained in:
Jesse Hall 2014-09-29 00:56:04 +00:00 committed by Android Git Automerger
commit 2a8ae4ef70
1 changed files with 13 additions and 5 deletions
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18
services/surfaceflinger/DisplayHardware/HWComposer.cpp
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@ -314,9 +314,17 @@ void HWComposer::hotplug(int disp, int connected) {
mEventHandler.onHotplugReceived(disp, bool(connected));
}
static float getDefaultDensity(uint32_t height) {
if (height >= 1080) return ACONFIGURATION_DENSITY_XHIGH;
else return ACONFIGURATION_DENSITY_TV;
static float getDefaultDensity(uint32_t width, uint32_t height) {
// Default density is based on TVs: 1080p displays get XHIGH density,
// lower-resolution displays get TV density. Maybe eventually we'll need
// to update it for 4K displays, though hopefully those just report
// accurate DPI information to begin with. This is also used for virtual
// displays and even primary displays with older hwcomposers, so be
// careful about orientation.
uint32_t h = width < height ? width : height;
if (h >= 1080) return ACONFIGURATION_DENSITY_XHIGH;
else return ACONFIGURATION_DENSITY_TV;
}
static const uint32_t DISPLAY_ATTRIBUTES[] = {
@ -383,7 +391,7 @@ status_t HWComposer::queryDisplayProperties(int disp) {
}
if (config.xdpi == 0.0f || config.ydpi == 0.0f) {
float dpi = getDefaultDensity(config.height);
float dpi = getDefaultDensity(config.width, config.height);
config.xdpi = dpi;
config.ydpi = dpi;
}
@ -408,7 +416,7 @@ status_t HWComposer::setVirtualDisplayProperties(int32_t id,
DisplayConfig& config = mDisplayData[id].configs.editItemAt(configId);
config.width = w;
config.height = h;
config.xdpi = config.ydpi = getDefaultDensity(h);
config.xdpi = config.ydpi = getDefaultDensity(w, h);
return NO_ERROR;
}