diff options
Diffstat (limited to 'source/Irrlicht/CImageLoaderPPM.cpp')
| -rw-r--r-- | source/Irrlicht/CImageLoaderPPM.cpp | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/source/Irrlicht/CImageLoaderPPM.cpp b/source/Irrlicht/CImageLoaderPPM.cpp deleted file mode 100644 index 7ebf695..0000000 --- a/source/Irrlicht/CImageLoaderPPM.cpp +++ /dev/null @@ -1,274 +0,0 @@ -// Copyright (C) 2007-2012 Christian Stehno
-// This file is part of the "Irrlicht Engine".
-// For conditions of distribution and use, see copyright notice in irrlicht.h
-
-#include "CImageLoaderPPM.h"
-
-#ifdef _IRR_COMPILE_WITH_PPM_LOADER_
-
-#include "IReadFile.h"
-#include "CColorConverter.h"
-#include "CImage.h"
-#include "os.h"
-#include "fast_atof.h"
-#include "coreutil.h"
-
-namespace irr
-{
-namespace video
-{
-
-
-//! constructor
-CImageLoaderPPM::CImageLoaderPPM()
-{
- #ifdef _DEBUG
- setDebugName("CImageLoaderPPM");
- #endif
-}
-
-
-//! returns true if the file maybe is able to be loaded by this class
-//! based on the file extension (e.g. ".tga")
-bool CImageLoaderPPM::isALoadableFileExtension(const io::path& filename) const
-{
- return core::hasFileExtension ( filename, "ppm", "pgm", "pbm" );
-}
-
-
-//! returns true if the file maybe is able to be loaded by this class
-bool CImageLoaderPPM::isALoadableFileFormat(io::IReadFile* file) const
-{
- c8 id[2]={0};
- file->read(&id, 2);
- return (id[0]=='P' && id[1]>'0' && id[1]<'7');
-}
-
-
-//! creates a surface from the file
-IImage* CImageLoaderPPM::loadImage(io::IReadFile* file) const
-{
- IImage* image;
-
- if (file->getSize() < 12)
- return 0;
-
- c8 id[2];
- file->read(&id, 2);
-
- if (id[0]!='P' || id[1]<'1' || id[1]>'6')
- return 0;
-
- const u8 format = id[1] - '0';
- const bool binary = format>3;
-
- core::stringc token;
- getNextToken(file, token);
- const u32 width = core::strtoul10(token.c_str());
-
- getNextToken(file, token);
- const u32 height = core::strtoul10(token.c_str());
-
- u8* data = 0;
- const u32 size = width*height;
- if (format==1 || format==4)
- {
- skipToNextToken(file); // go to start of data
-
- const u32 bytesize = size/8+(size & 3)?1:0;
- if (binary)
- {
- if (file->getSize()-file->getPos() < (long)bytesize)
- return 0;
- data = new u8[bytesize];
- file->read(data, bytesize);
- }
- else
- {
- if (file->getSize()-file->getPos() < (long)(2*size)) // optimistic test
- return 0;
- data = new u8[bytesize];
- memset(data, 0, bytesize);
- u32 shift=0;
- for (u32 i=0; i<size; ++i)
- {
- getNextToken(file, token);
- if (token == "1")
- data[i/8] |= (0x01 << shift);
- if (++shift == 8)
- shift=0;
- }
- }
- image = new CImage(ECF_A1R5G5B5, core::dimension2d<u32>(width, height));
- if (image)
- CColorConverter::convert1BitTo16Bit(data, (s16*)image->getData(), width, height);
- }
- else
- {
- getNextToken(file, token);
- const u32 maxDepth = core::strtoul10(token.c_str());
- if (maxDepth > 255) // no double bytes yet
- return 0;
-
- skipToNextToken(file); // go to start of data
-
- if (format==2 || format==5)
- {
- if (binary)
- {
- if (file->getSize()-file->getPos() < (long)size)
- return 0;
- data = new u8[size];
- file->read(data, size);
- image = new CImage(ECF_A8R8G8B8, core::dimension2d<u32>(width, height));
- if (image)
- {
- u8* ptr = (u8*)image->getData();
- for (u32 i=0; i<size; ++i)
- {
- *ptr++ = data[i];
- *ptr++ = data[i];
- *ptr++ = data[i];
- *ptr++ = 255;
- }
- }
- }
- else
- {
- if (file->getSize()-file->getPos() < (long)(2*size)) // optimistic test
- return 0;
- image = new CImage(ECF_A8R8G8B8, core::dimension2d<u32>(width, height));
- if (image)
- {
- u8* ptr = (u8*)image->getData();
- for (u32 i=0; i<size; ++i)
- {
- getNextToken(file, token);
- const u8 num = (u8)core::strtoul10(token.c_str());
- *ptr++ = num;
- *ptr++ = num;
- *ptr++ = num;
- *ptr++ = 255;
- }
- }
- }
- }
- else
- {
- const u32 bytesize = 3*size;
- if (binary)
- {
- if (file->getSize()-file->getPos() < (long)bytesize)
- return 0;
- data = new u8[bytesize];
- file->read(data, bytesize);
- image = new CImage(ECF_A8R8G8B8, core::dimension2d<u32>(width, height));
- if (image)
- {
- u8* ptr = (u8*)image->getData();
- for (u32 i=0; i<size; ++i)
- {
- *ptr++ = data[3*i];
- *ptr++ = data[3*i+1];
- *ptr++ = data[3*i+2];
- *ptr++ = 255;
- }
- }
- }
- else
- {
- if (file->getSize()-file->getPos() < (long)(2*bytesize)) // optimistic test
- return 0;
- image = new CImage(ECF_A8R8G8B8, core::dimension2d<u32>(width, height));
- if (image)
- {
- u8* ptr = (u8*)image->getData();
- for (u32 i=0; i<size; ++i)
- {
- getNextToken(file, token);
- *ptr++ = (u8)core::strtoul10(token.c_str());
- getNextToken(file, token);
- *ptr++ = (u8)core::strtoul10(token.c_str());
- getNextToken(file, token);
- *ptr++ = (u8)core::strtoul10(token.c_str());
- *ptr++ = 255;
- }
- }
- }
- }
- }
-
- delete [] data;
-
- return image;
-}
-
-
-//! read the next token from file
-void CImageLoaderPPM::getNextToken(io::IReadFile* file, core::stringc& token) const
-{
- token = "";
- c8 c;
- while(file->getPos()<file->getSize())
- {
- file->read(&c, 1);
- if (c=='#')
- {
- while (c!='\n' && c!='\r' && (file->getPos()<file->getSize()))
- file->read(&c, 1);
- }
- else if (!core::isspace(c))
- {
- token.append(c);
- break;
- }
- }
- while(file->getPos()<file->getSize())
- {
- file->read(&c, 1);
- if (c=='#')
- {
- while (c!='\n' && c!='\r' && (file->getPos()<file->getSize()))
- file->read(&c, 1);
- }
- else if (!core::isspace(c))
- token.append(c);
- else
- break;
- }
-}
-
-
-//! skip to next token (skip whitespace)
-void CImageLoaderPPM::skipToNextToken(io::IReadFile* file) const
-{
- c8 c;
- while(file->getPos()<file->getSize())
- {
- file->read(&c, 1);
- if (c=='#')
- {
- while (c!='\n' && c!='\r' && (file->getPos()<file->getSize()))
- file->read(&c, 1);
- }
- else if (!core::isspace(c))
- {
- file->seek(-1, true); // put back
- break;
- }
- }
-}
-
-
-//! creates a loader which is able to load windows bitmaps
-IImageLoader* createImageLoaderPPM()
-{
- return new CImageLoaderPPM;
-}
-
-
-} // end namespace video
-} // end namespace irr
-
-#endif
-
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