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65 lines
2.4 KiB
65 lines
2.4 KiB
/*
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* Copyright (C) 2010 The Android Open Source Project
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* Copyright (C) 2012-2014, The Linux Foundation. All rights reserved.
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*
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* Not a Contribution, Apache license notifications and license are retained
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* for attribution purposes only.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef HWC_VIRTUAL
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#define HWC_VIRTUAL
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#include <hwc_utils.h>
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namespace qhwc {
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class HWCVirtualVDS {
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public:
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HWCVirtualVDS(){};
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~HWCVirtualVDS(){};
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// Chooses composition type and configures pipe for each layer in virtual
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// display list
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int prepare(hwc_composer_device_1 *dev,
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hwc_display_contents_1_t* list);
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// Queues the buffer for each layer in virtual display list and call display
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// commit.
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int set(hwc_context_t *ctx, hwc_display_contents_1_t *list);
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// instantiates mdpcomp, copybit and fbupdate objects and initialize those
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// objects for virtual display during virtual display connect.
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void init(hwc_context_t *ctx);
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// Destroys mdpcomp, copybit and fbupdate objects and for virtual display
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// during virtual display disconnect.
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void destroy(hwc_context_t *ctx, size_t numDisplays,
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hwc_display_contents_1_t** displays);
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int getScalingHeight() const { return mScalingHeight; };
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int getScalingWidth() const { return mScalingWidth; };
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// We can dump the frame buffer and WB
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// output buffer by dynamically enabling
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// dumping via a binder call:
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// adb shell service call display.qservice 15 i32 3 i32 1
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static bool sVDDumpEnabled;
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static void dynamicDebug(bool enable) {sVDDumpEnabled = enable;};
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private:
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// These variables store the resolution that WB is being configured to
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// in the current draw cycle.
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int mScalingWidth, mScalingHeight;
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void setMDPScalingMode(hwc_context_t* ctx,
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private_handle_t* ohnd, int dpy);
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};
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}; //namespace
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#endif
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