Retour
Version Originale

./aip/1.8aipmod/source/Irrlicht/CImageWriterPCX.cpp :


// Copyright (C) 2002-2011 Nikolaus Gebhardt

// This file is part of the "Irrlicht Engine".

// For conditions of distribution and use, see copyright notice in irrlicht.h


#include "CImageWriterPCX.h"

#ifdef _IRR_COMPILE_WITH_PCX_WRITER_

#include "CImageLoaderPCX.h"
#include "IWriteFile.h"
#include "os.h" // for logging

#include "irrString.h"

namespace irr
{
namespace video
{

IImageWriter* createImageWriterPCX()
{
	return new CImageWriterPCX;
}

CImageWriterPCX::CImageWriterPCX()
{
#ifdef _DEBUG
	setDebugName("CImageWriterPCX");
#endif
}

bool CImageWriterPCX::isAWriteableFileExtension(const io::path& filename) const
{
	return core::hasFileExtension ( filename, "pcx" );
}

bool CImageWriterPCX::writeImage(io::IWriteFile *file, IImage *image,u32 param) const
{
	if (!file || !image)
		return false;

	u8 d1;
	u16 d2;
	u32 i;

	d1 = 10; // Manufacturer

	file->write(&d1, 1);
	d1 = 5; // Version

	file->write(&d1, 1);
	d1 = 1; // Encoding

	file->write(&d1, 1);
	d1 = 8; // Bits per Pixel

	file->write(&d1, 1);
	d2 = 0; // pixel origin

	file->write(&d2, 2);
	file->write(&d2, 2);
	d2 = image->getDimension().Width-1; // width

#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	d2 = image->getDimension().Height-1; // height

#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	d2 = 300; // dpi

#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	file->write(&d2, 2);
	d2 = 0; // palette (not used)

	for (i=0; i<24; ++i)
	{
		file->write(&d2, 2);
	}
	d1 = 0; // reserved

	file->write(&d1, 1);
	d1 = 3; // planes

	file->write(&d1, 1);
	d2 = image->getDimension().Width; // pitch

	if (d2&0x0001) // must be even

		++d2;
#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	d2 = 1; // color mode

#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	d2 = 800; // screen width

#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	d2 = 600; // screen height

#ifdef __BIG_ENDIAN__
	d2 = os::Byteswap::byteswap(d2);
#endif
	file->write(&d2, 2);
	d2 = 0; // filler (not used)

	for (i=0; i<27; ++i)
	{
		file->write(&d2, 2);
	}

	u8 cnt, value;
	for (i=0; i<image->getDimension().Height; ++i)
	{
		cnt = 0;
		value = 0;
		for (u32 j=0; j<3; ++j) // color planes

		{
			for (u32 k=0; k<image->getDimension().Width; ++k)
			{
				const SColor pix = image->getPixel(k,i);
				if ((cnt!=0) && (cnt<63) &&
					(((j==0) && (value==pix.getRed())) ||
					((j==1) && (value==pix.getGreen())) ||
					((j==2) && (value==pix.getBlue()))))
				{
					++cnt;
				}
				else
				{
					if (cnt!=0)
					{
						if ((cnt>1) || ((value&0xc0)==0xc0))
						{
							cnt |= 0xc0;
							file->write(&cnt, 1);
						}
						file->write(&value, 1);
					}
					cnt=1;
					if (j==0)
						value=(u8)pix.getRed();
					else if (j==1)
						value=(u8)pix.getGreen();
					else if (j==2)
						value=(u8)pix.getBlue();
				}
			}
		}
		if ((cnt>1) || ((value&0xc0)==0xc0))
		{
			cnt |= 0xc0;
			file->write(&cnt, 1);
		}
		file->write(&value, 1);
	}

	return true;
}

} // namespace video

} // namespace irr


#endif

Options Liens officiels Caractéristiques Statistiques Communauté
Corrections
irrlicht
irrklang
irredit
irrxml
xhtml 1.0
css 2.1
Propulsé par FluxBB
Traduit par FluxBB.fr
Analysé par
880 membres
1424 sujets
11113 messages
Dernier membre inscrit: mandrifidy
14 invités en ligne
Aucun membre connecté
RSS Feed