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-rw-r--r--tmk_core/protocol/ps2_mouse.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/tmk_core/protocol/ps2_mouse.c b/tmk_core/protocol/ps2_mouse.c
index 4ed3cae1fd..cf1055eb80 100644
--- a/tmk_core/protocol/ps2_mouse.c
+++ b/tmk_core/protocol/ps2_mouse.c
@@ -169,8 +169,14 @@ static inline void ps2_mouse_convert_report_to_hid(report_mouse_t *mouse_report)
// remove sign and overflow flags
mouse_report->buttons &= PS2_MOUSE_BTN_MASK;
+#ifdef PS2_MOUSE_INVERT_X
+ mouse_report->x = -mouse_report->x;
+#endif
+#ifndef PS2_MOUSE_INVERT_Y // NOTE if not!
// invert coordinate of y to conform to USB HID mouse
mouse_report->y = -mouse_report->y;
+#endif
+
}
static inline void ps2_mouse_clear_report(report_mouse_t *mouse_report) {
@@ -227,6 +233,12 @@ static inline void ps2_mouse_scroll_button_task(report_mouse_t *mouse_report) {
mouse_report->h = mouse_report->x/(PS2_MOUSE_SCROLL_DIVISOR_H);
mouse_report->x = 0;
mouse_report->y = 0;
+#ifdef PS2_MOUSE_INVERT_H
+ mouse_report->h = -mouse_report->h;
+#endif
+#ifdef PS2_MOUSE_INVERT_V
+ mouse_report->v = -mouse_report->v;
+#endif
}
} else if (0 == (PS2_MOUSE_SCROLL_BTN_MASK & mouse_report->buttons)) {
// None of the scroll buttons are pressed