133 lines
5.4 KiB
C++
133 lines
5.4 KiB
C++
/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* * modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyrigh
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* notice, this list of conditions and the following disclaimer
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "cb_utils.h"
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#include "cb_swap_rect.h"
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/* get union of two rects into 3rd rect */
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void getUnion(hwc_rect_t& rect1,hwc_rect_t& rect2, hwc_rect_t& irect) {
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irect.left = min(rect1.left, rect2.left);
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irect.top = min(rect1.top, rect2.top);
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irect.right = max(rect1.right, rect2.right);
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irect.bottom = max(rect1.bottom, rect2.bottom);
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}
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int clear (copybit_device_t *copybit, private_handle_t* hnd, hwc_rect_t& rect)
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{
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int ret = 0;
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copybit_rect_t clear_rect = {rect.left, rect.top,rect.right,rect.bottom};
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copybit_image_t buf;
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buf.w = ALIGN(getWidth(hnd),32);
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buf.h = getHeight(hnd);
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buf.format = hnd->format;
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buf.base = (void *)hnd->base;
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buf.handle = (native_handle_t *)hnd;
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ret = copybit->clear(copybit, &buf, &clear_rect);
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return ret;
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}
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using namespace android;
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using namespace qhwc;
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namespace qdutils {
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int CBUtils::uiClearRegion(hwc_display_contents_1_t* list,
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int version, LayerProp *layerProp, hwc_rect_t dirtyRect,
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copybit_device_t *copybit, private_handle_t *renderBuffer) {
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size_t last = list->numHwLayers - 1;
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hwc_rect_t fbFrame = list->hwLayers[last].displayFrame;
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Rect fbFrameRect(fbFrame.left,fbFrame.top,fbFrame.right,fbFrame.bottom);
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Region wormholeRegion(fbFrameRect);
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if ((dirtyRect.right - dirtyRect.left > 0) &&
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(dirtyRect.bottom - dirtyRect.top > 0)) {
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#ifdef QTI_BSP
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Rect tmpRect(dirtyRect.left,dirtyRect.top,dirtyRect.right,
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dirtyRect.bottom);
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Region tmpRegion(tmpRect);
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wormholeRegion = wormholeRegion.intersect(tmpRegion);
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#endif
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}
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if(cb_swap_rect::getInstance().checkSwapRectFeature_on() == true){
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wormholeRegion.set(0,0);
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for(size_t i = 0 ; i < last; i++) {
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if(((list->hwLayers[i].blending == HWC_BLENDING_NONE) &&
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(list->hwLayers[i].planeAlpha == 0xFF)) ||
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!(layerProp[i].mFlags & HWC_COPYBIT) ||
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(list->hwLayers[i].flags & HWC_SKIP_HWC_COMPOSITION))
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continue ;
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hwc_rect_t displayFrame = list->hwLayers[i].displayFrame;
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Rect tmpRect(displayFrame.left,displayFrame.top,
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displayFrame.right,displayFrame.bottom);
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wormholeRegion.set(tmpRect);
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}
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}else{
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for (size_t i = 0 ; i < last; i++) {
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// need to take care only in per pixel blending.
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// Restrict calculation only for copybit layers.
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if((list->hwLayers[i].blending != HWC_BLENDING_NONE) ||
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(list->hwLayers[i].planeAlpha != 0xFF) ||
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!(layerProp[i].mFlags & HWC_COPYBIT))
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continue ;
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hwc_rect_t displayFrame = list->hwLayers[i].displayFrame;
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Rect tmpRect(displayFrame.left,displayFrame.top,displayFrame.right,
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displayFrame.bottom);
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Region tmpRegion(tmpRect);
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wormholeRegion.subtractSelf(wormholeRegion.intersect(tmpRegion));
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}
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}
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if(wormholeRegion.isEmpty()){
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return 1;
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}
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//TO DO :- 1. remove union and call clear for each rect.
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Region::const_iterator it = wormholeRegion.begin();
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Region::const_iterator const end = wormholeRegion.end();
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while (it != end) {
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const Rect& r = *it++;
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hwc_rect_t tmpWormRect = {r.left,r.top,r.right,r.bottom};
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if (version == qdutils::MDP_V3_0_4 ||
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version == qdutils::MDP_V3_0_5) {
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int clear_w = tmpWormRect.right - tmpWormRect.left;
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int clear_h = tmpWormRect.bottom - tmpWormRect.top;
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//mdp can't handle solid fill for one line
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//making solid fill as full in this case
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//disable swap rect if presents
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if ((clear_w == 1) || (clear_h ==1)) {
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clear(copybit, renderBuffer, fbFrame);
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return 0;
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} else {
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clear(copybit, renderBuffer, tmpWormRect);
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}
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} else {
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clear(copybit, renderBuffer, tmpWormRect);
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}
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}
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return 1;
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}
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}//namespace qdutils
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