composer/hwc_display_pluggable_test.h

/*
* Copyright (c) 2017-2018, 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:
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*     * Redistributions in binary form must reproduce the above
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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#ifndef __HWC_DISPLAY_PLUGGABLE_TEST_H__
#define __HWC_DISPLAY_PLUGGABLE_TEST_H__

#include <bitset>

#include "hwc_display.h"
#include "hwc_buffer_allocator.h"

namespace sdm {

class HWCDisplayPluggableTest : public HWCDisplay {
 public:
  static int Create(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
                    HWCCallbacks *callbacks, HWCDisplayEventHandler *event_handler,
                    qService::QService *qservice, hwc2_display_t id, int32_t sdm_id,
                    uint32_t panel_bpp, uint32_t pattern_type, 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 int Perform(uint32_t operation, ...);

 protected:
  BufferInfo buffer_info_ = {};
  uint32_t panel_bpp_ = 0;
  uint32_t pattern_type_ = 0;

  enum ColorPatternType {
    kPatternNone = 0,
    kPatternColorRamp,
    kPatternBWVertical,
    kPatternColorSquare,
  };

  enum DisplayBpp {
    kDisplayBpp18 = 18,
    kDisplayBpp24 = 24,
    kDisplayBpp30 = 30,
  };

  enum ColorRamp {
    kColorRedRamp = 0,
    kColorGreenRamp = 1,
    kColorBlueRamp = 2,
    kColorWhiteRamp = 3,
  };

  enum Colors {
    kColorBlack = 0,
    kColorWhite = 1,
  };

 private:
  HWCDisplayPluggableTest(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
                          HWCCallbacks *callbacks, HWCDisplayEventHandler *event_handler,
                          qService::QService *qservice, hwc2_display_t id,
                          int32_t sdm_id, uint32_t panel_bpp, uint32_t pattern_type);
  int Init();
  int Deinit();
  void DumpInputBuffer();
  void CalcCRC(uint32_t color_value, std::bitset<16> *crc_data);
  int FillBuffer();
  int GetStride(LayerBufferFormat format, uint32_t width, uint32_t *stride);
  void PixelCopy(uint32_t red, uint32_t green, uint32_t blue, uint32_t alpha, uint8_t **buffer);
  void GenerateColorRamp(uint8_t *buffer);
  void GenerateBWVertical(uint8_t *buffer);
  void GenerateColorSquare(uint8_t *buffer);
  int InitLayer(Layer *layer);
  int DeinitLayer(Layer *layer);
  int CreateLayerStack();
  int DestroyLayerStack();
  HWC2::Error PostCommit(int32_t *out_retire_fence);

  static const uint32_t kTestLayerCnt = 1;
};

}  // namespace sdm

#endif  // __HWC_DISPLAY_PLUGGABLE_TEST_H__