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/*
* Copyright (c) 2014-2017, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided
with the distribution.
* Neither the name of The Linux Foundation nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __HWC_DISPLAY_EXTERNAL_H__
#define __HWC_DISPLAY_EXTERNAL_H__
#include "hwc_display.h"
#include "display_null.h"
namespace sdm {
class HWCDisplayExternal : public HWCDisplay {
public:
static int Create(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
HWCCallbacks *callbacks, uint32_t primary_width,
uint32_t primary_height, qService::QService *qservice, bool use_primary_res,
HWCDisplay **hwc_display);
static int Create(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
HWCCallbacks *callbacks, qService::QService *qservice,
HWCDisplay **hwc_display);
static void Destroy(HWCDisplay *hwc_display);
virtual HWC2::Error Validate(uint32_t *out_num_types, uint32_t *out_num_requests);
virtual HWC2::Error Present(int32_t *out_retire_fence);
virtual void SetSecureDisplay(bool secure_display_active);
virtual int SetState(bool connected);
private:
HWCDisplayExternal(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
HWCCallbacks *callbacks, qService::QService *qservice);
void ApplyScanAdjustment(hwc_rect_t *display_frame);
void GetUnderScanConfig();
static void GetDownscaleResolution(uint32_t primary_width, uint32_t primary_height,
uint32_t *virtual_width, uint32_t *virtual_height);
DisplayNull display_null_;
int underscan_width_ = 0;
int underscan_height_ = 0;
};
} // namespace sdm
#endif // __HWC_DISPLAY_EXTERNAL_H__
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