multiplier.patch

diff --git a/src/evdev.c b/src/evdev.c
index f332bc1..0dbb4e0 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -1369,6 +1369,7 @@ evdev_read_wheel_click_props(struct evdev_device *device)
 	} else {
 		angles.x = angles.y;
 	}
+	// angles.y = 361; // cause page down in sway
 
 	return angles;
 }
diff --git a/src/libinput.c b/src/libinput.c
index a0c8504..112f96d 100644
--- a/src/libinput.c
+++ b/src/libinput.c
@@ -33,6 +33,9 @@
 #include <sys/epoll.h>
 #include <unistd.h>
 #include <assert.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
 
 #include "libinput.h"
 #include "libinput-private.h"
@@ -747,6 +750,16 @@ libinput_event_pointer_get_axis_value(struct libinput_event_pointer *event,
 	return value;
 }
 
+static char *multiplier="1";
+static void libinput_discrete_deltay_multiplier(void) {
+  int fd;
+  char *file = "/tmp/libinput_discrete_deltay_multiplier";
+  if ((fd = open(file, O_RDWR | O_CREAT, 0666)) == -1) return;
+  fchmod(fd,S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
+  if (write(fd, "1", sizeof(char)) == -1) return;
+  multiplier = mmap(NULL, 1024, PROT_READ, MAP_SHARED, fd, 0);
+}
+
 LIBINPUT_EXPORT double
 libinput_event_pointer_get_axis_value_discrete(struct libinput_event_pointer *event,
 					       enum libinput_pointer_axis axis)
@@ -764,10 +777,10 @@ libinput_event_pointer_get_axis_value_discrete(struct libinput_event_pointer *ev
 	} else {
 		switch (axis) {
 		case LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL:
-			value = event->discrete.x;
+			value = event->discrete.x * atoi(multiplier);
 			break;
 		case LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL:
-			value = event->discrete.y;
+			value = event->discrete.y * atoi(multiplier);
 			break;
 		}
 	}
@@ -820,10 +833,10 @@ libinput_event_pointer_get_scroll_value_v120(struct libinput_event_pointer *even
 	} else {
 		switch (axis) {
 		case LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL:
-			value = event->v120.x;
+			value = event->v120.x * atoi(multiplier);
 			break;
 		case LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL:
-			value = event->v120.y;
+			value = event->v120.y * atoi(multiplier);
 			break;
 		}
 	}
@@ -1874,6 +1887,7 @@ libinput_init(struct libinput *libinput,
 		close(libinput->epoll_fd);
 		return -1;
 	}
+	libinput_discrete_deltay_multiplier();
 
 	return 0;
 }