1/*
2* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
3*
4* Redistribution and use in source and binary forms, with or without
5* modification, are permitted provided that the following conditions are
6* met:
7*   * Redistributions of source code must retain the above copyright
8*     notice, this list of conditions and the following disclaimer.
9*   * Redistributions in binary form must reproduce the above
10*     copyright notice, this list of conditions and the following
11*     disclaimer in the documentation and/or other materials provided
12*     with the distribution.
13*   * Neither the name of The Linux Foundation nor the names of its
14*     contributors may be used to endorse or promote products derived
15*     from this software without specific prior written permission.
16*
17* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28*/
29
30#ifndef __RECT_H__
31#define __RECT_H__
32
33#include <stdint.h>
34#include <core/sdm_types.h>
35#include <core/layer_stack.h>
36#include <utils/debug.h>
37
38namespace sdm {
39
40  enum RectOrientation {
41    kOrientationPortrait,
42    kOrientationLandscape,
43    kOrientationUnknown,
44  };
45
46  bool IsValid(const LayerRect &rect);
47  bool IsCongruent(const LayerRect &rect1, const LayerRect &rect2);
48  void Log(DebugTag debug_tag, const char *prefix, const LayerRect &roi);
49  void Normalize(const uint32_t &align_x, const uint32_t &align_y, LayerRect *rect);
50  LayerRect Union(const LayerRect &rect1, const LayerRect &rect2);
51  LayerRect Intersection(const LayerRect &rect1, const LayerRect &rect2);
52  LayerRect Subtract(const LayerRect &rect1, const LayerRect &rect2);
53  LayerRect Reposition(const LayerRect &rect1, const int &x_offset, const int &y_offset);
54  void SplitLeftRight(const LayerRect &in_rect, uint32_t split_count, uint32_t align_x,
55                      bool flip_horizontal, LayerRect *out_rects);
56  void SplitTopBottom(const LayerRect &in_rect, uint32_t split_count, uint32_t align_y,
57                      bool flip_horizontal, LayerRect *out_rects);
58  void MapRect(const LayerRect &src_domain, const LayerRect &dst_domain, const LayerRect &in_rect,
59               LayerRect *out_rect);
60  void TransformHV(const LayerRect &src_domain, const LayerRect &in_rect,
61                   const LayerTransform &transform, LayerRect *out_rect);
62  RectOrientation GetOrientation(const LayerRect &in_rect);
63}  // namespace sdm
64
65#endif  // __RECT_H__
66
67