/*-------------------------------------------------------------------------
 * drawElements Quality Program Tester Core
 * ----------------------------------------
 *
 * 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 Surface access class.
 *//*--------------------------------------------------------------------*/

#include "tcuSurfaceAccess.hpp"

using namespace tcu;

SurfaceAccess::SurfaceAccess (tcu::Surface& surface, const tcu::PixelFormat& colorFmt, int x, int y, int width, int height)
	: m_surface		(&surface)
	, m_colorMask	(getColorMask(colorFmt))
	, m_x			(x)
	, m_y			(y)
	, m_width		(width)
	, m_height		(height)
{
}

SurfaceAccess::SurfaceAccess (tcu::Surface& surface, const tcu::PixelFormat& colorFmt)
	: m_surface		(&surface)
	, m_colorMask	(getColorMask(colorFmt))
	, m_x			(0)
	, m_y			(0)
	, m_width		(surface.getWidth())
	, m_height		(surface.getHeight())
{
}

SurfaceAccess::SurfaceAccess (const SurfaceAccess& parent, int x, int y, int width, int height)
	: m_surface			(parent.m_surface)
	, m_colorMask		(parent.m_colorMask)
	, m_x				(parent.m_x + x)
	, m_y				(parent.m_y + y)
	, m_width			(width)
	, m_height			(height)
{
}