#ifndef _GLUSTRUTIL_HPP
#define _GLUSTRUTIL_HPP
/*-------------------------------------------------------------------------
 * drawElements Quality Program OpenGL ES Utilities
 * ------------------------------------------------
 *
 * Copyright 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief OpenGL value to string utilities.
 *//*--------------------------------------------------------------------*/

#include "gluDefs.hpp"
#include "gluRenderContext.hpp"
#include "tcuFormatUtil.hpp"

namespace glu
{

// Internal format utilities.
namespace detail
{

class EnumPointerFmt
{
public:
	typedef const char* (*GetEnumNameFunc) (int value);

	const deUint32*		value;
	deUint32			size;
	GetEnumNameFunc		getName;

	EnumPointerFmt (const deUint32* value_, deUint32 size_, GetEnumNameFunc getName_) : value(value_), size(size_), getName(getName_) {}
};

class TextureUnitStr
{
public:
	deUint32 texUnit;
	TextureUnitStr (deUint32 texUnit_) : texUnit(texUnit_) {}
};

class TextureParameterValueStr
{
public:
	deUint32	param;
	int			value;
	TextureParameterValueStr (deUint32 param_, int value_) : param(param_), value(value_) {}
};

std::ostream&		operator<<		(std::ostream& str, TextureUnitStr unitStr);
std::ostream&		operator<<		(std::ostream& str, const TextureParameterValueStr& valueStr);
std::ostream&		operator<<		(std::ostream& str, EnumPointerFmt fmt);

} // detail

inline detail::TextureUnitStr			getTextureUnitStr			(deUint32 unit) { return detail::TextureUnitStr(unit); }
inline detail::TextureParameterValueStr	getTextureParameterValueStr	(deUint32 param, int value) { return detail::TextureParameterValueStr(param, value); }
detail::EnumPointerFmt					getInvalidateAttachmentStr	(const deUint32* attachments, int numAttachments);

std::ostream&							operator<<					(std::ostream& str, ApiType apiType);
std::ostream&							operator<<					(std::ostream& str, ContextType contextType);

#include "gluStrUtilPrototypes.inl"

} // glu

#endif // _GLUSTRUTIL_HPP