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 * Copyright 2009, Google Inc.
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 * 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.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE 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,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

// This file defines the some helper for gtest for the math library used by O3D.

#include "utils/cross/math_gtest.h"
#include "core/cross/types.h"


namespace Vectormath {
namespace Aos {

bool operator==(const Vector4& left, const Vector4& right) {
  return left[0] == right[0] && left[1] == right[1] && left[2] == right[2] &&
         left[3] == right[3];
}

bool operator!=(const Vector4& left, const Vector4& right) {
  return !(left == right);
}

bool operator==(const Matrix4& left, const Matrix4& right) {
  return left[0] == right[0] && left[1] == right[1] && left[2] == right[2] &&
         left[3] == right[3];
}

bool operator!=(const Matrix4& left, const Matrix4& right) {
  return !(left == right);
}

std::ostream& operator<<(std::ostream& stream, const Vector4& value) {
  stream << "{" << value[0] << ", " << value[1] << ", " << value[2] << ", "
         << value[3] << "}";
  return stream;
}

std::ostream& operator<<(std::ostream& stream, const Matrix4& value) {
  stream << "{" << value[0] << ", " << value[1] << ", " << value[2] << ", "
         << value[3] << "}";
  return stream;
}

}  // namespace Aos
}  // namespace Vectormath

namespace o3d {

bool operator==(const Float2& left, const Float2& right) {
  return left[0] == right[0] && left[1] == right[1];
}

bool operator!=(const Float2& left, const Float2& right) {
  return !(left == right);
}

bool operator==(const Float3& left, const Float3& right) {
  return left[0] == right[0] && left[1] == right[1] && left[2] == right[2];
}

bool operator!=(const Float3& left, const Float3& right) {
  return !(left == right);
}

bool operator==(const Float4& left, const Float4& right) {
  return left[0] == right[0] && left[1] == right[1] && left[2] == right[2] &&
         left[3] == right[3];
}

bool operator!=(const Float4& left, const Float4& right) {
  return !(left == right);
}

std::ostream& operator<<(std::ostream& stream, const Float2& value) {
  stream << "{" << value[0] << ", " << value[1] << "}";
  return stream;
}

std::ostream& operator<<(std::ostream& stream, const Float3& value) {
  stream << "{" << value[0] << ", " << value[1] << ", " << value[2] << "}";
  return stream;
}

std::ostream& operator<<(std::ostream& stream, const Float4& value) {
  stream << "{" << value[0] << ", " << value[1] << ", " << value[2] << ", "
         << value[3] << "}";
  return stream;
}

}  // namespace o3d