1 /* 2 * Copyright (c) 2015-2016, 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 38 namespace 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 ScaleRect(const LayerRect &src_domain, const LayerRect &dst_domain, const LayerRect &in_rect, 59 LayerRect *out_rect); 60 RectOrientation GetOrientation(const LayerRect &in_rect); 61 } // namespace sdm 62 63 #endif // __RECT_H__ 64 65