backend/{wayland,x11}: fix pointer coords for transformed outputs

backend/wayland/wl_seat.c

@@ -63,7 +63,6 @@ static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer,
 	}
 
 	backend->current_pointer = NULL;
-	wlr_log(L_DEBUG, "leave %p", surface);
 }
 
 static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
@@ -74,6 +73,17 @@ static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
 		return;
 	}
 
+	struct wlr_output *wlr_output = &pointer->output->wlr_output;
+
+	struct wlr_box box = {
+		.x = wl_fixed_to_int(sx),
+		.y = wl_fixed_to_int(sy),
+	};
+	wlr_box_transform(&box, wlr_output->transform, wlr_output->width,
+		wlr_output->height, &box);
+	box.x /= wlr_output->scale;
+	box.y /= wlr_output->scale;
+
 	int output_width, output_height;
 	wlr_output_effective_resolution(&pointer->output->wlr_output,
 		&output_width, &output_height);
@@ -81,10 +91,9 @@ static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
 	struct wlr_event_pointer_motion_absolute event = {
 		.device = &pointer->input_device->wlr_input_device,
 		.time_msec = time,
-		.x = (double)wl_fixed_to_int(sx) / output_width,
+		.x = (double)box.x / output_width,
-		.y = (double)wl_fixed_to_int(sy) / output_height,
+		.y = (double)box.y / output_height,
 	};
-	wlr_log(L_DEBUG, "motion: %f,%f", event.x, event.y);
 	wlr_signal_emit_safe(&pointer->wlr_pointer.events.motion_absolute, &event);
 }
 

backend/x11/input_device.c

@@ -33,14 +33,20 @@ static void x11_handle_pointer_position(struct wlr_x11_output *output,
 	struct wlr_x11_backend *x11 = output->x11;
 	struct wlr_output *wlr_output = &output->wlr_output;
 
+	struct wlr_box box = { .x = x, .y = y };
+	wlr_box_transform(&box, wlr_output->transform, wlr_output->width,
+		wlr_output->height, &box);
+	box.x /= wlr_output->scale;
+	box.y /= wlr_output->scale;
+
 	int output_width, output_height;
 	wlr_output_effective_resolution(wlr_output, &output_width, &output_height);
 
 	struct wlr_event_pointer_motion_absolute event = {
 		.device = &output->pointer_dev,
 		.time_msec = time,
-		.x = (double)x / output_width,
+		.x = (double)box.x / output_width,
-		.y = (double)y / output_height,
+		.y = (double)box.y / output_height,
 	};
 	wlr_signal_emit_safe(&output->pointer.events.motion_absolute, &event);