1bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna/* Copyright (c) 2013, The Linux Foundation. All rights reserved. 2bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* Redistribution and use in source and binary forms, with or without 3bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* * modification, are permitted provided that the following conditions are 4bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* met: 5bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* * Redistributions of source code must retain the above copyrigh 6bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* notice, this list of conditions and the following disclaimer 7bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* * Redistributions in binary form must reproduce the above 8bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* copyright notice, this list of conditions and the following 9bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* disclaimer in the documentation and/or other materials provided 10bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* with the distribution. 11bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* * Neither the name of The Linux Foundation nor the names of its 12bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* contributors may be used to endorse or promote products derived 13bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* from this software without specific prior written permission. 14bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* 15bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 16bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 17bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 18bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 19bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 22bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 24bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 25bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna*/ 27bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 28bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna#include "cb_utils.h" 2905317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh#include "cb_swap_rect.h" 30bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna/* get union of two rects into 3rd rect */ 31bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishnavoid getUnion(hwc_rect_t& rect1,hwc_rect_t& rect2, hwc_rect_t& irect) { 3205317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh 33bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna irect.left = min(rect1.left, rect2.left); 34bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna irect.top = min(rect1.top, rect2.top); 35bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna irect.right = max(rect1.right, rect2.right); 36bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna irect.bottom = max(rect1.bottom, rect2.bottom); 37bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna} 38bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 39bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishnausing namespace android; 40bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishnausing namespace qhwc; 41bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishnanamespace qdutils { 42bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 43bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishnaint CBUtils::getuiClearRegion(hwc_display_contents_1_t* list, 44bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna hwc_rect_t &clearWormholeRect, LayerProp *layerProp) { 45bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 46cf40ec929a1ddf18023dad9647e7be08638b659dDileep Kumar Reddi size_t last = list->numHwLayers - 1; 47bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna hwc_rect_t fbFrame = list->hwLayers[last].displayFrame; 48bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna Rect fbFrameRect(fbFrame.left,fbFrame.top,fbFrame.right,fbFrame.bottom); 49bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna Region wormholeRegion(fbFrameRect); 50bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 5105317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh if(cb_swap_rect::getInstance().checkSwapRectFeature_on() == true){ 5205317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh wormholeRegion.set(0,0); 53cf40ec929a1ddf18023dad9647e7be08638b659dDileep Kumar Reddi for(size_t i = 0 ; i < last; i++) { 5405317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh if((list->hwLayers[i].blending == HWC_BLENDING_NONE) || 5505317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh !(layerProp[i].mFlags & HWC_COPYBIT) || 5605317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh (list->hwLayers[i].flags & HWC_SKIP_HWC_COMPOSITION)) 5705317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh continue ; 5805317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 5905317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh Rect tmpRect(displayFrame.left,displayFrame.top, 6005317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh displayFrame.right,displayFrame.bottom); 6105317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh wormholeRegion.set(tmpRect); 6205317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh } 6305317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh }else{ 64cf40ec929a1ddf18023dad9647e7be08638b659dDileep Kumar Reddi for (size_t i = 0 ; i < last; i++) { 65bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna // need to take care only in per pixel blending. 66bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna // Restrict calculation only for copybit layers. 67bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna if((list->hwLayers[i].blending != HWC_BLENDING_NONE) || 68bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna !(layerProp[i].mFlags & HWC_COPYBIT)) 69bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna continue ; 70bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna hwc_rect_t displayFrame = list->hwLayers[i].displayFrame; 71bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna Rect tmpRect(displayFrame.left,displayFrame.top,displayFrame.right, 72bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna displayFrame.bottom); 73bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna Region tmpRegion(tmpRect); 74bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna wormholeRegion.subtractSelf(wormholeRegion.intersect(tmpRegion)); 7505317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh } 7605317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh } 7705317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh if(wormholeRegion.isEmpty()){ 78bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna return 0; 7905317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh } 8005317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh //TO DO :- 1. remove union and call clear for each rect. 8105317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh Region::const_iterator it = wormholeRegion.begin(); 8205317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh Region::const_iterator const end = wormholeRegion.end(); 8305317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh while (it != end) { 8405317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh const Rect& r = *it++; 8505317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh hwc_rect_t tmpWormRect = {r.left,r.top,r.right,r.bottom}; 8605317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh int dst_w = clearWormholeRect.right - clearWormholeRect.left; 8705317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh int dst_h = clearWormholeRect.bottom - clearWormholeRect.top; 8805317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh 8905317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh if (!(dst_w || dst_h)) 9005317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh clearWormholeRect = tmpWormRect; 9105317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh else 9205317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh getUnion(clearWormholeRect, tmpWormRect, clearWormholeRect); 93bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 9405317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh } 9505317317b22f6618cd714fed603530aa87c5f7ebRamakant Singh return 1; 96bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna} 97bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna 98bf5bd0784e67c95c5ce4bf1ab063c1b178525592radhakrishna}//namespace qdutils 99