nuttx/libs/libnx/nxglib/nxgl_area2rect.c
Huang Qi fd78f83e02 drivers/video: Refine the update region notification mechanism
1.Expose the notification through fb_vtable_s::updatearea
2.Incorporate old nx_notify_rectangle into the new updatearea callback
3.Migrate the calle of nx_notify_rectangle to fb_vtable_s::updatearea

Change-Id: Ia3d1f73e8757b2d381586d76ec6adc16c810018d
Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
2020-08-10 08:08:33 +02:00

49 lines
1.8 KiB
C

/****************************************************************************
* libs/libnx/nxglib/nxgl_area2rect.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/nx/nxglib.h>
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxgl_area2rect
*
* Description:
* Convert fb_area_s to nxgl_rect_s.
*
****************************************************************************/
void nxgl_area2rect(FAR struct nxgl_rect_s *dest,
FAR const struct fb_area_s *src)
{
dest->pt1.x = src->x;
dest->pt1.y = src->y;
dest->pt2.x = src->x + src->w - 1;
dest->pt2.y = src->y + src->h - 1;
}