void WindowOrientationObserver::Notify( const mozilla::hal::ScreenConfiguration& aConfiguration) { uint16_t currentAngle = aConfiguration.angle(); if (mAngle != currentAngle && mWindow->IsCurrentInnerWindow()) { mAngle = currentAngle; mWindow->GetOuterWindow()->DispatchCustomEvent( NS_LITERAL_STRING("orientationchange")); } }
void HMDInfoCardboard::Notify(const mozilla::hal::ScreenConfiguration& config) { mOrient = config.orientation(); if (mOrient == eScreenOrientation_LandscapePrimary) { mScreenTransform = Quaternion(0.f, 0.f, M_SQRT1_2, M_SQRT1_2); } else if (mOrient == eScreenOrientation_LandscapeSecondary) { mScreenTransform = Quaternion(0.f, 0.f, -M_SQRT1_2, M_SQRT1_2); } else if (mOrient == eScreenOrientation_PortraitPrimary) { mScreenTransform = Quaternion(); } else if (mOrient == eScreenOrientation_PortraitSecondary) { mScreenTransform = Quaternion(0.f, 0.f, 1.f, 0.f); } }
// Android sends us events that have a 90-degree rotation about // the x axis compared to what we want (phone flat vs. phone held in front of the eyes). // Correct for this by applying a transform to undo this rotation. void HMDInfoCardboard::Notify(const mozilla::hal::ScreenConfiguration& config) { mOrient = config.orientation(); if (mOrient == eScreenOrientation_LandscapePrimary) { mScreenTransform = Quaternion(-0.5f, 0.5f, 0.5f, 0.5f); } else if (mOrient == eScreenOrientation_LandscapeSecondary) { mScreenTransform = Quaternion(-0.5f, -0.5f, -0.5f, 0.5f); } else if (mOrient == eScreenOrientation_PortraitPrimary) { mScreenTransform = Quaternion((float) -M_SQRT1_2, 0.f, 0.f, (float) M_SQRT1_2); } else if (mOrient == eScreenOrientation_PortraitSecondary) { // Currently, PortraitSecondary event doesn't be triggered. mScreenTransform = Quaternion((float) M_SQRT1_2, 0.f, 0.f, (float) M_SQRT1_2); } }