diff --git a/backend/drm/legacy.c b/backend/drm/legacy.c
index 88a01b89..7c45ae21 100644
--- a/backend/drm/legacy.c
+++ b/backend/drm/legacy.c
@@ -47,7 +47,7 @@ bool legacy_crtc_set_cursor(struct wlr_drm_backend *drm,
 
 	if (drmModeSetCursor(drm->fd, crtc->id, gbm_bo_get_handle(bo).u32,
 			plane->surf.width, plane->surf.height)) {
-		wlr_log_errno(L_ERROR, "Failed to set hardware cursor");
+		wlr_log_errno(L_DEBUG, "Failed to set hardware cursor");
 		return false;
 	}
 
diff --git a/backend/libinput/events.c b/backend/libinput/events.c
index d92de830..da7b2be4 100644
--- a/backend/libinput/events.c
+++ b/backend/libinput/events.c
@@ -46,6 +46,8 @@ static struct wlr_input_device *allocate_device(
 		return NULL;
 	}
 	struct wlr_input_device *wlr_dev = &wlr_libinput_dev->wlr_input_device;
+	libinput_device_get_size(libinput_dev,
+			&wlr_dev->width_mm, &wlr_dev->height_mm);
 	wl_list_insert(wlr_devices, &wlr_dev->link);
 	wlr_libinput_dev->handle = libinput_dev;
 	libinput_device_ref(libinput_dev);
diff --git a/backend/libinput/pointer.c b/backend/libinput/pointer.c
index 8a31d312..9ccda634 100644
--- a/backend/libinput/pointer.c
+++ b/backend/libinput/pointer.c
@@ -53,9 +53,8 @@ void handle_pointer_motion_abs(struct libinput_event *event,
 	wlr_event.device = wlr_dev;
 	wlr_event.time_msec =
 		usec_to_msec(libinput_event_pointer_get_time_usec(pevent));
-	wlr_event.x_mm = libinput_event_pointer_get_absolute_x(pevent);
-	wlr_event.y_mm = libinput_event_pointer_get_absolute_y(pevent);
-	libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm);
+	wlr_event.x = libinput_event_pointer_get_absolute_x_transformed(pevent, 1);
+	wlr_event.y = libinput_event_pointer_get_absolute_y_transformed(pevent, 1);
 	wlr_signal_emit_safe(&wlr_dev->pointer->events.motion_absolute, &wlr_event);
 }
 
diff --git a/backend/libinput/tablet_tool.c b/backend/libinput/tablet_tool.c
index 27cf7c81..815c4daf 100644
--- a/backend/libinput/tablet_tool.c
+++ b/backend/libinput/tablet_tool.c
@@ -34,14 +34,13 @@ void handle_tablet_tool_axis(struct libinput_event *event,
 	wlr_event.device = wlr_dev;
 	wlr_event.time_msec =
 		usec_to_msec(libinput_event_tablet_tool_get_time_usec(tevent));
-	libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm);
 	if (libinput_event_tablet_tool_x_has_changed(tevent)) {
 		wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_X;
-		wlr_event.x_mm = libinput_event_tablet_tool_get_x(tevent);
+		wlr_event.x = libinput_event_tablet_tool_get_x_transformed(tevent, 1);
 	}
 	if (libinput_event_tablet_tool_y_has_changed(tevent)) {
 		wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_Y;
-		wlr_event.y_mm = libinput_event_tablet_tool_get_y(tevent);
+		wlr_event.y = libinput_event_tablet_tool_get_y_transformed(tevent, 1);
 	}
 	if (libinput_event_tablet_tool_pressure_has_changed(tevent)) {
 		wlr_event.updated_axes |= WLR_TABLET_TOOL_AXIS_PRESSURE;
diff --git a/backend/libinput/touch.c b/backend/libinput/touch.c
index 2b87f9cd..419c11ea 100644
--- a/backend/libinput/touch.c
+++ b/backend/libinput/touch.c
@@ -35,9 +35,8 @@ void handle_touch_down(struct libinput_event *event,
 	wlr_event.time_msec =
 		usec_to_msec(libinput_event_touch_get_time_usec(tevent));
 	wlr_event.touch_id = libinput_event_touch_get_slot(tevent);
-	wlr_event.x_mm = libinput_event_touch_get_x(tevent);
-	wlr_event.y_mm = libinput_event_touch_get_y(tevent);
-	libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm);
+	wlr_event.x = libinput_event_touch_get_x_transformed(tevent, 1);
+	wlr_event.y = libinput_event_touch_get_y_transformed(tevent, 1);
 	wlr_signal_emit_safe(&wlr_dev->touch->events.down, &wlr_event);
 }
 
@@ -74,9 +73,8 @@ void handle_touch_motion(struct libinput_event *event,
 	wlr_event.time_msec =
 		usec_to_msec(libinput_event_touch_get_time_usec(tevent));
 	wlr_event.touch_id = libinput_event_touch_get_slot(tevent);
-	wlr_event.x_mm = libinput_event_touch_get_x(tevent);
-	wlr_event.y_mm = libinput_event_touch_get_y(tevent);
-	libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm);
+	wlr_event.x = libinput_event_touch_get_x_transformed(tevent, 1);
+	wlr_event.y = libinput_event_touch_get_y_transformed(tevent, 1);
 	wlr_signal_emit_safe(&wlr_dev->touch->events.motion, &wlr_event);
 }
 
diff --git a/backend/wayland/wl_seat.c b/backend/wayland/wl_seat.c
index 6ca59130..a5821311 100644
--- a/backend/wayland/wl_seat.c
+++ b/backend/wayland/wl_seat.c
@@ -64,6 +64,9 @@ static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
 	wl_egl_window_get_attached_size(wlr_wl_pointer->current_output->egl_window,
 		&width, &height);
 
+	int owidth, oheight;
+	wlr_output_effective_resolution(wlr_output, &owidth, &oheight);
+
 	struct wlr_box box = {
 		.x = wl_fixed_to_int(surface_x),
 		.y = wl_fixed_to_int(surface_y),
@@ -80,10 +83,15 @@ static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
 	struct wlr_event_pointer_motion_absolute wlr_event;
 	wlr_event.device = dev;
 	wlr_event.time_msec = time;
-	wlr_event.width_mm = layout_box.width;
-	wlr_event.height_mm = layout_box.height;
-	wlr_event.x_mm = transformed.x + wlr_output->lx - layout_box.x;
-	wlr_event.y_mm = transformed.y + wlr_output->ly - layout_box.y;
+
+	double tx = transformed.x / (double)owidth;
+	double ty = transformed.y / (double)oheight;
+	double ox = wlr_output->lx / (double)layout_box.width;
+	double oy = wlr_output->ly / (double)layout_box.height;
+
+	wlr_event.x = tx * ((double)owidth / layout_box.width) + ox;
+	wlr_event.y = ty * ((double)oheight / layout_box.height) + oy;
+
 	wlr_signal_emit_safe(&dev->pointer->events.motion_absolute, &wlr_event);
 }
 
diff --git a/backend/x11/backend.c b/backend/x11/backend.c
index 7d560d97..8abc5d84 100644
--- a/backend/x11/backend.c
+++ b/backend/x11/backend.c
@@ -112,10 +112,8 @@ static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *e
 		struct wlr_event_pointer_motion_absolute abs = {
 			.device = &x11->pointer_dev,
 			.time_msec = ev->time,
-			.x_mm = ev->event_x,
-			.y_mm = ev->event_y,
-			.width_mm = output->wlr_output.width,
-			.height_mm = output->wlr_output.height,
+			.x = (double)ev->event_x / output->wlr_output.width,
+			.y = (double)ev->event_y / output->wlr_output.height,
 		};
 
 		wlr_signal_emit_safe(&x11->pointer.events.motion_absolute, &abs);
@@ -140,10 +138,8 @@ static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *e
 		struct wlr_event_pointer_motion_absolute abs = {
 			.device = &x11->pointer_dev,
 			.time_msec = x11->time,
-			.x_mm = pointer->root_x,
-			.y_mm = pointer->root_y,
-			.width_mm = output->wlr_output.width,
-			.height_mm = output->wlr_output.height,
+			.x = (double)pointer->root_x / output->wlr_output.width,
+			.y = (double)pointer->root_y / output->wlr_output.height,
 		};
 
 		wlr_signal_emit_safe(&x11->pointer.events.motion_absolute, &abs);
diff --git a/examples/multi-pointer.c b/examples/multi-pointer.c
index 1f869f50..46f0e78f 100644
--- a/examples/multi-pointer.c
+++ b/examples/multi-pointer.c
@@ -118,8 +118,7 @@ static void handle_cursor_motion_absolute(struct wl_listener *listener,
 	struct sample_cursor *cursor =
 		wl_container_of(listener, cursor, cursor_motion_absolute);
 	struct wlr_event_pointer_motion_absolute *event = data;
-	wlr_cursor_warp_absolute(cursor->cursor, event->device,
-		event->x_mm / event->width_mm, event->y_mm / event->height_mm);
+	wlr_cursor_warp_absolute(cursor->cursor, event->device, event->x, event->y);
 }
 
 static void handle_input_add(struct compositor_state *state,
diff --git a/examples/pointer.c b/examples/pointer.c
index 9794e6e5..aaaad841 100644
--- a/examples/pointer.c
+++ b/examples/pointer.c
@@ -154,8 +154,8 @@ static void handle_cursor_motion_absolute(struct wl_listener *listener,
 		wl_container_of(listener, sample, cursor_motion_absolute);
 	struct wlr_event_pointer_motion_absolute *event = data;
 
-	sample->cur_x = event->x_mm;
-	sample->cur_y = event->y_mm;
+	sample->cur_x = event->x;
+	sample->cur_y = event->y;
 
 	wlr_cursor_warp_absolute(sample->cursor, event->device, sample->cur_x,
 		sample->cur_y);
@@ -217,8 +217,8 @@ static void handle_touch_down(struct wl_listener *listener, void *data) {
 	struct wlr_event_touch_down *event = data;
 	struct touch_point *point = calloc(1, sizeof(struct touch_point));
 	point->touch_id = event->touch_id;
-	point->x = event->x_mm / event->width_mm;
-	point->y = event->y_mm / event->height_mm;
+	point->x = event->x;
+	point->y = event->y;
 	wl_list_insert(&sample->touch_points, &point->link);
 
 	warp_to_touch(sample, event->device);
@@ -232,8 +232,8 @@ static void handle_touch_motion(struct wl_listener *listener, void *data) {
 	struct touch_point *point;
 	wl_list_for_each(point, &sample->touch_points, link) {
 		if (point->touch_id == event->touch_id) {
-			point->x = event->x_mm / event->width_mm;
-			point->y = event->y_mm / event->height_mm;
+			point->x = event->x;
+			point->y = event->y;
 			break;
 		}
 	}
@@ -251,8 +251,8 @@ static void handle_tablet_tool_axis(struct wl_listener *listener, void *data) {
 	struct wlr_event_tablet_tool_axis *event = data;
 	if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X) &&
 			(event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
-		wlr_cursor_warp_absolute(sample->cursor, event->device,
-			event->x_mm / event->width_mm, event->y_mm / event->height_mm);
+		wlr_cursor_warp_absolute(sample->cursor,
+				event->device, event->x, event->y);
 	}
 }
 
diff --git a/examples/support/shared.c b/examples/support/shared.c
index e6233206..02b324f5 100644
--- a/examples/support/shared.c
+++ b/examples/support/shared.c
@@ -108,8 +108,8 @@ static void pointer_motion_absolute_notify(struct wl_listener *listener, void *d
 	struct wlr_event_pointer_motion_absolute *event = data;
 	struct pointer_state *pstate = wl_container_of(listener, pstate, motion_absolute);
 	if (pstate->compositor->pointer_motion_absolute_cb) {
-		pstate->compositor->pointer_motion_absolute_cb(pstate,
-				event->x_mm, event->y_mm);
+		pstate->compositor->pointer_motion_absolute_cb(
+				pstate, event->x, event->y);
 	}
 }
 
@@ -167,8 +167,8 @@ static void touch_down_notify(struct wl_listener *listener, void *data) {
 	struct wlr_event_touch_down *event = data;
 	struct touch_state *tstate = wl_container_of(listener, tstate, down);
 	if (tstate->compositor->touch_down_cb) {
-		tstate->compositor->touch_down_cb(tstate, event->touch_id,
-			event->x_mm, event->y_mm, event->width_mm, event->height_mm);
+		tstate->compositor->touch_down_cb(tstate,
+				event->touch_id, event->x, event->y);
 	}
 }
 
@@ -176,8 +176,8 @@ static void touch_motion_notify(struct wl_listener *listener, void *data) {
 	struct wlr_event_touch_motion *event = data;
 	struct touch_state *tstate = wl_container_of(listener, tstate, motion);
 	if (tstate->compositor->touch_motion_cb) {
-		tstate->compositor->touch_motion_cb(tstate, event->touch_id,
-			event->x_mm, event->y_mm, event->width_mm, event->height_mm);
+		tstate->compositor->touch_motion_cb(tstate,
+				event->touch_id, event->x, event->y);
 	}
 }
 
diff --git a/examples/support/shared.h b/examples/support/shared.h
index d00e75b3..2079a9ef 100644
--- a/examples/support/shared.h
+++ b/examples/support/shared.h
@@ -102,10 +102,10 @@ struct compositor_state {
 		enum wlr_axis_source source,
 		enum wlr_axis_orientation orientation,
 		double delta);
-	void (*touch_down_cb)(struct touch_state *s, int32_t touch_id,
-		double x, double y, double width, double height);
-	void (*touch_motion_cb)(struct touch_state *s, int32_t touch_id,
-		double x, double y, double width, double height);
+	void (*touch_down_cb)(struct touch_state *s,
+			int32_t touch_id, double x, double y);
+	void (*touch_motion_cb)(struct touch_state *s,
+			int32_t touch_id, double x, double y);
 	void (*touch_up_cb)(struct touch_state *s, int32_t touch_id);
 	void (*touch_cancel_cb)(struct touch_state *s, int32_t touch_id);
 	void (*tool_axis_cb)(struct tablet_tool_state *s,
diff --git a/examples/tablet.c b/examples/tablet.c
index 9379fac3..be428f86 100644
--- a/examples/tablet.c
+++ b/examples/tablet.c
@@ -28,7 +28,7 @@ struct sample_state {
 	bool proximity, tap, button;
 	double distance;
 	double pressure;
-	double x_mm, y_mm;
+	double x, y;
 	double x_tilt, y_tilt;
 	double width_mm, height_mm;
 	double ring;
@@ -69,8 +69,8 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
 
 	if (sample->proximity) {
 		struct wlr_box box = {
-			.x = sample->x_mm * scale - 8 * (sample->pressure + 1) + left,
-			.y = sample->y_mm * scale - 8 * (sample->pressure + 1) + top,
+			.x = (sample->x * pad_width) - 8 * (sample->pressure + 1) + left,
+			.y = (sample->y * pad_height) - 8 * (sample->pressure + 1) + top,
 			.width = 16 * (sample->pressure + 1),
 			.height = 16 * (sample->pressure + 1),
 		};
@@ -94,13 +94,11 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
 static void handle_tool_axis(struct tablet_tool_state *tstate,
 			struct wlr_event_tablet_tool_axis *event) {
 	struct sample_state *sample = tstate->compositor->data;
-	sample->width_mm = event->width_mm;
-	sample->height_mm = event->height_mm;
 	if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X)) {
-		sample->x_mm = event->x_mm;
+		sample->x = event->x;
 	}
 	if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
-		sample->y_mm = event->y_mm;
+		sample->y = event->y;
 	}
 	if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_DISTANCE)) {
 		sample->distance = event->distance;
@@ -164,13 +162,24 @@ static void handle_pad_ring(struct tablet_pad_state *pstate,
 	}
 }
 
+static void handle_input_add(struct compositor_state *cstate,
+		struct wlr_input_device *inputdev) {
+	struct sample_state *sample = cstate->data;
+	if (inputdev->type == WLR_INPUT_DEVICE_TABLET_TOOL) {
+		sample->width_mm = inputdev->width_mm == 0 ?
+			20 : inputdev->width_mm;
+		sample->height_mm = inputdev->height_mm == 0 ?
+			10 : inputdev->height_mm;
+	}
+}
+
 int main(int argc, char *argv[]) {
 	wlr_log_init(L_DEBUG, NULL);
 	struct sample_state state = {
 		.tool_color = { 1, 1, 1, 1 },
 		.pad_color = { 0.5, 0.5, 0.5, 1.0 }
 	};
-	struct compositor_state compositor = { 0,
+	struct compositor_state compositor = {
 		.data = &state,
 		.output_frame_cb = handle_output_frame,
 		.tool_axis_cb = handle_tool_axis,
@@ -178,6 +187,8 @@ int main(int argc, char *argv[]) {
 		.tool_button_cb = handle_tool_button,
 		.pad_button_cb = handle_pad_button,
 		.pad_ring_cb = handle_pad_ring,
+		.input_add_cb = handle_input_add,
+		0
 	};
 	compositor_init(&compositor);
 
diff --git a/examples/touch.c b/examples/touch.c
index 7639165c..e9dcf29c 100644
--- a/examples/touch.c
+++ b/examples/touch.c
@@ -60,13 +60,13 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
 	wlr_output_swap_buffers(wlr_output, NULL, NULL);
 }
 
-static void handle_touch_down(struct touch_state *tstate, int32_t touch_id,
-		double x, double y, double width, double height) {
+static void handle_touch_down(struct touch_state *tstate,
+		int32_t touch_id, double x, double y) {
 	struct sample_state *sample = tstate->compositor->data;
 	struct touch_point *point = calloc(1, sizeof(struct touch_point));
 	point->touch_id = touch_id;
-	point->x = x / width;
-	point->y = y / height;
+	point->x = x;
+	point->y = y;
 	wl_list_insert(&sample->touch_points, &point->link);
 }
 
@@ -81,14 +81,14 @@ static void handle_touch_up(struct touch_state *tstate, int32_t touch_id) {
 	}
 }
 
-static void handle_touch_motion(struct touch_state *tstate, int32_t touch_id,
-		double x, double y, double width, double height) {
+static void handle_touch_motion(struct touch_state *tstate,
+		int32_t touch_id, double x, double y) {
 	struct sample_state *sample = tstate->compositor->data;
 	struct touch_point *point;
 	wl_list_for_each(point, &sample->touch_points, link) {
 		if (point->touch_id == touch_id) {
-			point->x = x / width;
-			point->y = y / height;
+			point->x = x;
+			point->y = y;
 			break;
 		}
 	}
diff --git a/include/wlr/types/wlr_cursor.h b/include/wlr/types/wlr_cursor.h
index 70dca9f7..0883f3ca 100644
--- a/include/wlr/types/wlr_cursor.h
+++ b/include/wlr/types/wlr_cursor.h
@@ -73,7 +73,7 @@ bool wlr_cursor_warp(struct wlr_cursor *cur, struct wlr_input_device *dev,
 	double x, double y);
 
 void wlr_cursor_warp_absolute(struct wlr_cursor *cur,
-	struct wlr_input_device *dev, double x_mm, double y_mm);
+	struct wlr_input_device *dev, double x, double y);
 
 /**
  * Move the cursor in the direction of the given x and y coordinates.
@@ -155,7 +155,7 @@ void wlr_cursor_map_input_to_region(struct wlr_cursor *cur,
  * Convert absolute coordinates to layout coordinates for the device.
  */
 bool wlr_cursor_absolute_to_layout_coords(struct wlr_cursor *cur,
-		struct wlr_input_device *device, double x_mm, double y_mm,
-		double width_mm, double height_mm, double *lx, double *ly);
+		struct wlr_input_device *device, double x, double y,
+		double *lx, double *ly);
 
 #endif
diff --git a/include/wlr/types/wlr_input_device.h b/include/wlr/types/wlr_input_device.h
index 6d8e3631..d65172c1 100644
--- a/include/wlr/types/wlr_input_device.h
+++ b/include/wlr/types/wlr_input_device.h
@@ -29,6 +29,8 @@ struct wlr_input_device {
 	enum wlr_input_device_type type;
 	int vendor, product;
 	char *name;
+	// Or 0 if not applicable to this device
+	double width_mm, height_mm;
 
 	/* wlr_input_device.type determines which of these is valid */
 	union {
diff --git a/include/wlr/types/wlr_pointer.h b/include/wlr/types/wlr_pointer.h
index e7ac9b46..a8969b9e 100644
--- a/include/wlr/types/wlr_pointer.h
+++ b/include/wlr/types/wlr_pointer.h
@@ -29,8 +29,8 @@ struct wlr_event_pointer_motion {
 struct wlr_event_pointer_motion_absolute {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 };
 
 struct wlr_event_pointer_button {
diff --git a/include/wlr/types/wlr_tablet_tool.h b/include/wlr/types/wlr_tablet_tool.h
index 59e49ef8..22bf2649 100644
--- a/include/wlr/types/wlr_tablet_tool.h
+++ b/include/wlr/types/wlr_tablet_tool.h
@@ -36,8 +36,8 @@ struct wlr_event_tablet_tool_axis {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
 	uint32_t updated_axes;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 	double pressure;
 	double distance;
 	double tilt_x, tilt_y;
@@ -54,8 +54,8 @@ enum wlr_tablet_tool_proximity_state {
 struct wlr_event_tablet_tool_proximity {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 	enum wlr_tablet_tool_proximity_state state;
 };
 
@@ -67,8 +67,8 @@ enum wlr_tablet_tool_tip_state {
 struct wlr_event_tablet_tool_tip {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 	enum wlr_tablet_tool_tip_state state;
 };
 
diff --git a/include/wlr/types/wlr_touch.h b/include/wlr/types/wlr_touch.h
index 8ea293eb..70070f84 100644
--- a/include/wlr/types/wlr_touch.h
+++ b/include/wlr/types/wlr_touch.h
@@ -23,8 +23,8 @@ struct wlr_event_touch_down {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
 	int32_t touch_id;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 };
 
 struct wlr_event_touch_up {
@@ -37,8 +37,8 @@ struct wlr_event_touch_motion {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
 	int32_t touch_id;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 };
 
 struct wlr_event_touch_cancel {
diff --git a/rootston/cursor.c b/rootston/cursor.c
index 52439dff..a5953e4a 100644
--- a/rootston/cursor.c
+++ b/rootston/cursor.c
@@ -288,8 +288,8 @@ void roots_cursor_handle_motion(struct roots_cursor *cursor,
 
 void roots_cursor_handle_motion_absolute(struct roots_cursor *cursor,
 		struct wlr_event_pointer_motion_absolute *event) {
-	wlr_cursor_warp_absolute(cursor->cursor, event->device,
-		event->x_mm / event->width_mm, event->y_mm / event->height_mm);
+	wlr_cursor_warp_absolute(cursor->cursor,
+			event->device, event->x, event->y);
 	roots_cursor_update_position(cursor, event->time_msec);
 }
 
@@ -310,10 +310,8 @@ void roots_cursor_handle_touch_down(struct roots_cursor *cursor,
 	struct roots_desktop *desktop = cursor->seat->input->server->desktop;
 	struct wlr_surface *surface = NULL;
 	double lx, ly;
-	bool result =
-		wlr_cursor_absolute_to_layout_coords(cursor->cursor,
-			event->device, event->x_mm, event->y_mm, event->width_mm,
-			event->height_mm, &lx, &ly);
+	bool result = wlr_cursor_absolute_to_layout_coords(cursor->cursor,
+			event->device, event->x, event->y, &lx, &ly);
 	if (!result) {
 		return;
 	}
@@ -365,8 +363,7 @@ void roots_cursor_handle_touch_motion(struct roots_cursor *cursor,
 	double lx, ly;
 	bool result =
 		wlr_cursor_absolute_to_layout_coords(cursor->cursor,
-			event->device, event->x_mm, event->y_mm, event->width_mm,
-			event->height_mm, &lx, &ly);
+			event->device, event->x, event->y, &lx, &ly);
 	if (!result) {
 		return;
 	}
@@ -395,15 +392,13 @@ void roots_cursor_handle_tool_axis(struct roots_cursor *cursor,
 	if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X) &&
 			(event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
 		wlr_cursor_warp_absolute(cursor->cursor, event->device,
-			event->x_mm / event->width_mm, event->y_mm / event->height_mm);
+			event->x, event->y);
 		roots_cursor_update_position(cursor, event->time_msec);
 	} else if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X)) {
-		wlr_cursor_warp_absolute(cursor->cursor, event->device,
-			event->x_mm / event->width_mm, -1);
+		wlr_cursor_warp_absolute(cursor->cursor, event->device, event->x, -1);
 		roots_cursor_update_position(cursor, event->time_msec);
 	} else if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
-		wlr_cursor_warp_absolute(cursor->cursor, event->device,
-			-1, event->y_mm / event->height_mm);
+		wlr_cursor_warp_absolute(cursor->cursor, event->device, -1, event->y);
 		roots_cursor_update_position(cursor, event->time_msec);
 	}
 }
diff --git a/types/wlr_cursor.c b/types/wlr_cursor.c
index 20acebf1..5142513b 100644
--- a/types/wlr_cursor.c
+++ b/types/wlr_cursor.c
@@ -254,7 +254,7 @@ bool wlr_cursor_warp(struct wlr_cursor *cur, struct wlr_input_device *dev,
 }
 
 void wlr_cursor_warp_absolute(struct wlr_cursor *cur,
-		struct wlr_input_device *dev, double x_mm, double y_mm) {
+		struct wlr_input_device *dev, double x, double y) {
 	assert(cur->state->layout);
 
 	struct wlr_box *mapping = get_mapping(cur, dev);
@@ -262,8 +262,8 @@ void wlr_cursor_warp_absolute(struct wlr_cursor *cur,
 		mapping = wlr_output_layout_get_box(cur->state->layout, NULL);
 	}
 
-	double x = x_mm > 0 ? mapping->width * x_mm + mapping->x : cur->x;
-	double y = y_mm > 0 ? mapping->height * y_mm + mapping->y : cur->y;
+	x = x > 0 ? mapping->width * x + mapping->x : cur->x;
+	y = y > 0 ? mapping->height * y + mapping->y : cur->y;
 
 	wlr_cursor_warp_unchecked(cur, x, y);
 }
@@ -640,19 +640,15 @@ void wlr_cursor_map_input_to_region(struct wlr_cursor *cur,
 }
 
 bool wlr_cursor_absolute_to_layout_coords(struct wlr_cursor *cur,
-		struct wlr_input_device *device, double x_mm, double y_mm,
-		double width_mm, double height_mm, double *lx, double *ly) {
-	if (width_mm <= 0 || height_mm <= 0) {
-		return false;
-	}
-
+		struct wlr_input_device *device, double x, double y,
+		double *lx, double *ly) {
 	struct wlr_box *mapping = get_mapping(cur, device);
 	if (!mapping) {
 		mapping = wlr_output_layout_get_box(cur->state->layout, NULL);
 	}
 
-	*lx = x_mm > 0 ? mapping->width * (x_mm / width_mm) + mapping->x : cur->x;
-	*ly = y_mm > 0 ? mapping->height * (y_mm / height_mm) + mapping->y : cur->y;
+	*lx = x > 0 ? mapping->width * x + mapping->x : cur->x;
+	*ly = y > 0 ? mapping->height * y + mapping->y : cur->y;
 
 	return true;
 }