1a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson/* Copyright (c) 2013, The Linux Foundation. All rights reserved. 2a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* Redistribution and use in source and binary forms, with or without 3a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* * modification, are permitted provided that the following conditions are 4a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* met: 5a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* * Redistributions of source code must retain the above copyrigh 6a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* notice, this list of conditions and the following disclaimer 7a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* * Redistributions in binary form must reproduce the above 8a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* copyright notice, this list of conditions and the following 9a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* disclaimer in the documentation and/or other materials provided 10a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* with the distribution. 11a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* * Neither the name of The Linux Foundation nor the names of its 12a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* contributors may be used to endorse or promote products derived 13a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* from this software without specific prior written permission. 14a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* 15a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 16a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 17a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 18a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 19a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 22a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 24a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 25a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson*/ 27a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 28a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson#include "cb_utils.h" 29a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson#include "cb_swap_rect.h" 30a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson/* get union of two rects into 3rd rect */ 31a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsonvoid getUnion(hwc_rect_t& rect1,hwc_rect_t& rect2, hwc_rect_t& irect) { 32a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 33a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson irect.left = min(rect1.left, rect2.left); 34a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson irect.top = min(rect1.top, rect2.top); 35a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson irect.right = max(rect1.right, rect2.right); 36a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson irect.bottom = max(rect1.bottom, rect2.bottom); 37a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson} 38a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 39a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsonusing namespace android; 40a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsonusing namespace qhwc; 41a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsonnamespace qdutils { 42a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 43a653efede03423aa840da24634f1ec6f20796f1eSimon Wilsonint CBUtils::getuiClearRegion(hwc_display_contents_1_t* list, 44a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson hwc_rect_t &clearWormholeRect, LayerProp *layerProp) { 45a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 46a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson size_t last = list->numHwLayers - 1; 47a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson hwc_rect_t fbFrame = list->hwLayers[last].displayFrame; 48a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Rect fbFrameRect(fbFrame.left,fbFrame.top,fbFrame.right,fbFrame.bottom); 49a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Region wormholeRegion(fbFrameRect); 50a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 51a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson if(cb_swap_rect::getInstance().checkSwapRectFeature_on() == true){ 52a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson wormholeRegion.set(0,0); 53a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson for(size_t i = 0 ; i < last; i++) { 54a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson if((list->hwLayers[i].blending == HWC_BLENDING_NONE) || 55a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson !(layerProp[i].mFlags & HWC_COPYBIT) || 56a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson (list->hwLayers[i].flags & HWC_SKIP_HWC_COMPOSITION)) 57a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson continue ; 58a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 59a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Rect tmpRect(displayFrame.left,displayFrame.top, 60a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson displayFrame.right,displayFrame.bottom); 61a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson wormholeRegion.set(tmpRect); 62a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson } 63a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson }else{ 64a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson for (size_t i = 0 ; i < last; i++) { 65a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson // need to take care only in per pixel blending. 66a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson // Restrict calculation only for copybit layers. 67a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson if((list->hwLayers[i].blending != HWC_BLENDING_NONE) || 68a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson !(layerProp[i].mFlags & HWC_COPYBIT)) 69a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson continue ; 70a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 71a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Rect tmpRect(displayFrame.left,displayFrame.top,displayFrame.right, 72a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson displayFrame.bottom); 73a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Region tmpRegion(tmpRect); 74a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson wormholeRegion.subtractSelf(wormholeRegion.intersect(tmpRegion)); 75a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson } 76a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson } 77a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson if(wormholeRegion.isEmpty()){ 78a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson return 0; 79a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson } 80a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson //TO DO :- 1. remove union and call clear for each rect. 81a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Region::const_iterator it = wormholeRegion.begin(); 82a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson Region::const_iterator const end = wormholeRegion.end(); 83a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson while (it != end) { 84a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson const Rect& r = *it++; 85a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson hwc_rect_t tmpWormRect = {r.left,r.top,r.right,r.bottom}; 86a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson int dst_w = clearWormholeRect.right - clearWormholeRect.left; 87a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson int dst_h = clearWormholeRect.bottom - clearWormholeRect.top; 88a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 89a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson if (!(dst_w || dst_h)) 90a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson clearWormholeRect = tmpWormRect; 91a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson else 92a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson getUnion(clearWormholeRect, tmpWormRect, clearWormholeRect); 93a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 94a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson } 95a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson return 1; 96a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson} 97a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson 98a653efede03423aa840da24634f1ec6f20796f1eSimon Wilson}//namespace qdutils 99