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67 lines
2.5 KiB
67 lines
2.5 KiB
/* |
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* Copyright (c) 2013 The Linux Foundation. All rights reserved. |
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* |
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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 copyright |
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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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#ifndef HWC_AD_H |
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#define HWC_AD_H |
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#include <overlayUtils.h> |
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#include <hwc_utils.h> |
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struct hwc_context_t; |
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namespace qhwc { |
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class AssertiveDisplay { |
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public: |
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AssertiveDisplay(hwc_context_t *ctx); |
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void markDoable(hwc_context_t *ctx, const hwc_display_contents_1_t* list); |
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bool prepare(hwc_context_t *ctx, const hwc_rect_t& crop, |
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const overlay::utils::Whf& whf, |
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const private_handle_t *hnd); |
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bool draw(hwc_context_t *ctx, int fd, uint32_t offset); |
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//Resets a few members on each draw round |
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void reset() { mDoable = false; |
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mDest = overlay::utils::OV_INVALID; |
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} |
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bool isDoable() const { return mDoable; } |
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bool isModeOn() const { return (mWbFd >= 0); } |
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int getDstFd() const; |
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uint32_t getDstOffset() const; |
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private: |
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//State of feature turned on and off |
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int mWbFd; |
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bool mDoable; |
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//State of feature existence on certain devices and configs. |
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bool mFeatureEnabled; |
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overlay::utils::eDest mDest; |
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}; |
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} |
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#endif
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