blender-archive/source/blender/imbuf/intern/dds/Image.h

/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Contributors: Amorilia (amorilia@users.sourceforge.net)
 *
 * ***** END GPL LICENSE BLOCK *****
 */

/** \file blender/imbuf/intern/dds/Image.h
 *  \ingroup imbdds
 */


/*
 * This file is based on a similar file from the NVIDIA texture tools
 * (http://nvidia-texture-tools.googlecode.com/)
 *
 * Original license from NVIDIA follows.
 */

// This code is in the public domain -- castanyo@yahoo.es

#ifndef __IMAGE_H__
#define __IMAGE_H__

#include <Common.h>
#include <Color.h>

/// 32 bit RGBA image.
class Image
{
public:

	enum Format
	{
		Format_RGB,
		Format_ARGB,
	};

	Image();
	~Image();

	void allocate(uint w, uint h);
#if 0
	bool load(const char *name);

	void wrap(void *data, uint w, uint h);
	void unwrap();
#endif

	uint width() const;
	uint height() const;

	const Color32 *scanline(uint h) const;
	Color32 *scanline(uint h);

	const Color32 *pixels() const;
	Color32 *pixels();

	const Color32 & pixel(uint idx) const;
	Color32 & pixel(uint idx);

	const Color32 & pixel(uint x, uint y) const;
	Color32 & pixel(uint x, uint y);

	Format format() const;
	void setFormat(Format f);

private:
	void free();

private:
	uint m_width;
	uint m_height;
	Format m_format;
	Color32 *m_data;
};


inline const Color32 & Image::pixel(uint x, uint y) const
{
	return pixel(y * width() + x);
}

inline Color32 & Image::pixel(uint x, uint y)
{
	return pixel(y * width() + x);
}

#endif  /* __IMAGE_H__ */