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Fix touch coordinates on rotated display

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The touch coordinates were not rotated.
This commit is contained in:
Romain Vimont 2020-04-17 18:17:12 +02:00
parent 94a7f1a0f8
commit 14ead499fd
1 changed files with 3 additions and 5 deletions
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8
app/src/input_manager.c
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@ -515,13 +515,11 @@ convert_touch(const SDL_TouchFingerEvent *from, struct screen *screen,
return false; return false;
} }
struct size frame_size = screen->frame_size;
to->inject_touch_event.pointer_id = from->fingerId; to->inject_touch_event.pointer_id = from->fingerId;
to->inject_touch_event.position.screen_size = frame_size; to->inject_touch_event.position.screen_size = screen->frame_size;
// SDL touch event coordinates are normalized in the range [0; 1] // SDL touch event coordinates are normalized in the range [0; 1]
float x = from->x * frame_size.width; float x = from->x * screen->content_size.width;
float y = from->y * frame_size.height; float y = from->y * screen->content_size.height;
to->inject_touch_event.position.point = rotate_position(screen, x, y); to->inject_touch_event.position.point = rotate_position(screen, x, y);
to->inject_touch_event.pressure = from->pressure; to->inject_touch_event.pressure = from->pressure;
to->inject_touch_event.buttons = 0; to->inject_touch_event.buttons = 0;