kc3-lang/angle/src/libANGLE/Error.inl

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• Author : Geoff Lang
  Date : 2015-03-25 12:25:01
  Hash : 45795dbe
  Message : Inline commonly used Error methods and add move operators. The function call overhead of the constructors and assignement operators ended up being a hotspot even though the functions didn't do any significant work. BUG=angleproject:959 Change-Id: I96769879dabdbba7a222f98d87c5be0a829cb7dd Reviewed-on: https://chromium-review.googlesource.com/262335 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Nicolas Capens <capn@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• src/libANGLE/Error.inl

• //
  // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  // Error.inl: Inline definitions of egl::Error and gl::Error classes which encapsulate API errors
  // and optional error messages.
  
  #include "common/angleutils.h"
  
  #include <cstdarg>
  
  namespace gl
  {
  
  Error::Error(GLenum errorCode)
      : mCode(errorCode),
        mMessage(nullptr)
  {
  }
  
  Error::Error(const Error &other)
      : mCode(other.mCode),
        mMessage(nullptr)
  {
      if (other.mMessage != nullptr)
      {
          createMessageString();
          *mMessage = *(other.mMessage);
      }
  }
  
  Error::Error(Error &&other)
      : mCode(other.mCode),
        mMessage(other.mMessage)
  {
      other.mMessage = nullptr;
  }
  
  Error::~Error()
  {
      SafeDelete(mMessage);
  }
  
  Error &Error::operator=(const Error &other)
  {
      mCode = other.mCode;
  
      if (other.mMessage != nullptr)
      {
          createMessageString();
          *mMessage = *(other.mMessage);
      }
      else
      {
          SafeDelete(mMessage);
      }
  
      return *this;
  }
  
  Error &Error::operator=(Error &&other)
  {
      mCode = other.mCode;
      mMessage = other.mMessage;
  
      other.mMessage = nullptr;
  
      return *this;
  }
  
  GLenum Error::getCode() const
  {
      return mCode;
  }
  
  bool Error::isError() const
  {
      return (mCode != GL_NO_ERROR);
  }
  
  }
  
  namespace egl
  {
  
  Error::Error(EGLint errorCode)
      : mCode(errorCode),
        mID(0),
        mMessage(nullptr)
  {
  }
  
  Error::Error(const Error &other)
      : mCode(other.mCode),
        mID(other.mID),
        mMessage(nullptr)
  {
      if (other.mMessage != nullptr)
      {
          createMessageString();
          *mMessage = *(other.mMessage);
      }
  }
  
  Error::Error(Error &&other)
      : mCode(other.mCode),
        mID(other.mID),
        mMessage(other.mMessage)
  {
      other.mMessage = nullptr;
  }
  
  Error::~Error()
  {
      SafeDelete(mMessage);
  }
  
  Error &Error::operator=(const Error &other)
  {
      mCode = other.mCode;
      mID = other.mID;
  
      if (other.mMessage != nullptr)
      {
          createMessageString();
          *mMessage = *(other.mMessage);
      }
      else
      {
          SafeDelete(mMessage);
      }
  
      return *this;
  }
  
  Error &Error::operator=(Error &&other)
  {
      mCode = other.mCode;
      mID = other.mID;
      mMessage = other.mMessage;
  
      other.mMessage = nullptr;
  
      return *this;
  }
  
  EGLint Error::getCode() const
  {
      return mCode;
  }
  
  EGLint Error::getID() const
  {
      return mID;
  }
  
  bool Error::isError() const
  {
      return (mCode != EGL_SUCCESS);
  }
  
  }