/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkFXAAOptions.cxx

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

#include "vtkFXAAOptions.h"

#include "vtkObjectFactory.h"

vtkStandardNewMacro(vtkFXAAOptions)

//------------------------------------------------------------------------------
void vtkFXAAOptions::PrintSelf(std::ostream &os, vtkIndent indent)
{
  this->Superclass::PrintSelf(os, indent);

  os << indent << "RelativeContrastThreshold: "
     << this->RelativeContrastThreshold << "\n";
  os << indent << "HardContrastThreshold: "
     << this->HardContrastThreshold << "\n";
  os << indent << "SubpixelBlendLimit: " <<
        this->SubpixelBlendLimit << "\n";
  os << indent << "SubpixelContrastThreshold: "
     << this->SubpixelContrastThreshold << "\n";
  os << indent << "EndpointSearchIterations: "
     << this->EndpointSearchIterations << "\n";
  os << indent << "UseHighQualityEndpoints: "
     << this->UseHighQualityEndpoints << "\n";

  os << indent << "DebugOptionValue: ";
  switch (this->DebugOptionValue)
  {
    default:
    case vtkFXAAOptions::FXAA_NO_DEBUG:
      os << "FXAA_NO_DEBUG\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_SUBPIXEL_ALIASING:
      os << "FXAA_DEBUG_SUBPIXEL_ALIASING\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_EDGE_DIRECTION:
      os << "FXAA_DEBUG_EDGE_DIRECTION\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_EDGE_NUM_STEPS:
      os << "FXAA_DEBUG_EDGE_NUM_STEPS\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_EDGE_DISTANCE:
      os << "FXAA_DEBUG_EDGE_DISTANCE\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_EDGE_SAMPLE_OFFSET:
      os << "FXAA_DEBUG_EDGE_SAMPLE_OFFSET\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_ONLY_SUBPIX_AA:
      os << "FXAA_DEBUG_ONLY_SUBPIX_AA\n";
      break;
    case vtkFXAAOptions::FXAA_DEBUG_ONLY_EDGE_AA:
      os << "FXAA_DEBUG_ONLY_EDGE_AA\n";
      break;
  }
}

//------------------------------------------------------------------------------
vtkFXAAOptions::vtkFXAAOptions()
  : RelativeContrastThreshold(1.f/8.f),
    HardContrastThreshold(1.f/16.f),
    SubpixelBlendLimit(3.f/4.f),
    SubpixelContrastThreshold(1.f/4.f),
    EndpointSearchIterations(12),
    UseHighQualityEndpoints(true),
    DebugOptionValue(vtkFXAAOptions::FXAA_NO_DEBUG)
{
}

//------------------------------------------------------------------------------
vtkFXAAOptions::~vtkFXAAOptions() = default;
