974deca5e1
git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@11846 178a84e3-b1eb-0310-8ba1-8eac791a3b58
163 lines
3.3 KiB
C++
163 lines
3.3 KiB
C++
// Copyright (C) 2002-2012 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
|
|
|