Restore missed absolute mouse conversion. (#17343)

zoltanvb · web-flow · commit ab3b175848fa · 2025-01-05T03:50:47.000+01:00
diff --git a/input/drivers/udev_input.c b/input/drivers/udev_input.c
@@ -800,8 +800,8 @@ static bool udev_mouse_get_pointer(const udev_input_mouse_t *mouse,
    {
       /* mouse coordinates are relative to the full screen; convert them
        * to be relative to the viewport */
-      scaled_x = mouse->x_abs - mouse->x_min;
-      scaled_y = mouse->y_abs - mouse->y_min;
+      scaled_x = vp.full_width  * (mouse->x_abs - mouse->x_min) / (mouse->x_max - mouse->x_min + 1);
+      scaled_y = vp.full_height * (mouse->y_abs - mouse->y_min) / (mouse->y_max - mouse->y_min + 1);
    }
    else /* mouse coords are viewport relative */
    {

Original file line number	Diff line number	Diff line change
`@@ -800,8 +800,8 @@ static bool udev_mouse_get_pointer(const udev_input_mouse_t *mouse,`
`800`	`800`	`{`
`801`	`801`	`/* mouse coordinates are relative to the full screen; convert them`
`802`	`802`	`* to be relative to the viewport */`
`803`		`- scaled_x = mouse->x_abs - mouse->x_min;`
`804`		`- scaled_y = mouse->y_abs - mouse->y_min;`
	`803`	`+ scaled_x = vp.full_width * (mouse->x_abs - mouse->x_min) / (mouse->x_max - mouse->x_min + 1);`
	`804`	`+ scaled_y = vp.full_height * (mouse->y_abs - mouse->y_min) / (mouse->y_max - mouse->y_min + 1);`
`805`	`805`	`}`
`806`	`806`	`else /* mouse coords are viewport relative */`
`807`	`807`	`{`