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Add high resolution scrolling support with SDL 2.0.18

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This commit is contained in:
Cameron Gutman 2021-11-27 06:59:16 +03:00
parent 085a904970
commit 47f3f30d83
1 changed files with 11 additions and 0 deletions
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11
app/streaming/input/mouse.cpp
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@ -212,6 +212,16 @@ void SdlInputHandler::handleMouseWheelEvent(SDL_MouseWheelEvent* event)
} }
} }
#if SDL_VERSION_ATLEAST(2, 0, 18)
if (event->preciseY != 0.0f) {
// Invert the scroll direction if needed
if (m_ReverseScrollDirection) {
event->preciseY = -event->preciseY;
}
LiSendHighResScrollEvent((short)(event->preciseY * 120)); // WHEEL_DELTA
}
#else
if (event->y != 0) { if (event->y != 0) {
// Invert the scroll direction if needed // Invert the scroll direction if needed
if (m_ReverseScrollDirection) { if (m_ReverseScrollDirection) {
@ -220,6 +230,7 @@ void SdlInputHandler::handleMouseWheelEvent(SDL_MouseWheelEvent* event)
LiSendScrollEvent((signed char)event->y); LiSendScrollEvent((signed char)event->y);
} }
#endif
} }
bool SdlInputHandler::isMouseInVideoRegion(int mouseX, int mouseY, int windowWidth, int windowHeight) bool SdlInputHandler::isMouseInVideoRegion(int mouseX, int mouseY, int windowWidth, int windowHeight)