cpdf_psfunc.h

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// Copyright 2017 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
#ifndef CORE_FPDFAPI_PAGE_CPDF_PSFUNC_H_
#define CORE_FPDFAPI_PAGE_CPDF_PSFUNC_H_
 
#include "core/fpdfapi/page/cpdf_function.h"
#include "core/fpdfapi/page/cpdf_psengine.h"
 
class CPDF_Object;
 
class CPDF_PSFunc final : public CPDF_Function {
 public:
  CPDF_PSFunc();
  ~CPDF_PSFunc() override;
 
  // CPDF_Function:
  bool v_Init(const CPDF_Object* pObj, VisitedSet* pVisited) override;
  bool v_Call(pdfium::span<const float> inputs,
              pdfium::span<float> results) const override;
 
 private:
  mutable CPDF_PSEngine m_PS;  // Pre-initialized scratch space for v_Call().
};
 
#endif  // CORE_FPDFAPI_PAGE_CPDF_PSFUNC_H_