Import Aliens vs Predator - Gold (Build 116)
Source code release, imported from: https://www.gamefront.com/games/aliens-vs-predator-3/file/avp-gold-complete-source-code All text files were converted to Unix format.
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Rebellion Developments
Patryk Obara
commit
218ca90543
572 changed files with 434587 additions and 0 deletions
239
3dc/win95/awPnmLd.cpp
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239
3dc/win95/awPnmLd.cpp
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#include "advwin32.h"
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#ifndef DB_LEVEL
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#define DB_LEVEL 4
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#endif
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#include "db.h"
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#include "awTexLd.hpp"
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// PNM loaders
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class AwPnmLoader : public AwTl::TypicalTexFileLoader
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{
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protected:
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void _AWTL_VARARG ParseHeader(unsigned nFields,...);
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MediaMedium * m_pMedium;
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};
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void _AWTL_VARARG AwPnmLoader::ParseHeader(unsigned nFields,...)
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{
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va_list ap;
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va_start(ap,nFields);
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m_pMedium->MovePos(+2); // skip past magic
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BYTE c = 0;
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while (nFields)
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{
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unsigned * fieldP = va_arg(ap,unsigned *);
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bool comment = false;
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bool done = false;
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do
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{
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MediaRead(m_pMedium, &c);
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switch (c)
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{
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case '\n':
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comment = false;
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break;
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case '#':
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comment = true;
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break;
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default:
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if (!comment && !isspace(c))
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done = true;
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}
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}
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while (!done);
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char bufA[512];
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char * bufP = bufA;
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do
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{
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*bufP++ = c;
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MediaRead(m_pMedium, &c);
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}
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while (!isspace(c));
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*bufP = 0;
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*fieldP = atoi(bufA);
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-- nFields;
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}
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// c should now be a newline character
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if ('\n'!=c)
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awTlLastErr = AW_TLE_BADFILEDATA;
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va_end(ap);
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}
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class AwPpmLoader : public AwPnmLoader
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{
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protected:
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virtual void LoadHeaderInfo(MediaMedium * pMedium);
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virtual AwTl::Colour * GetPalette();
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virtual void LoadNextRow(AwTl::PtrUnion pRow);
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unsigned pm_maxval;
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};
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void AwPpmLoader::LoadHeaderInfo(MediaMedium * pMedium)
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{
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m_pMedium = pMedium;
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db_log4("\tLoading a PPM file");
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ParseHeader(3,&m_nWidth,&m_nHeight,&pm_maxval);
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db_logf4(("\tPPM_maxval is %u",pm_maxval));
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if (pm_maxval > 255)
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{
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awTlLastErr = AW_TLE_BADFILEFORMAT;
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db_log3("AwCreateTexture(): PPM_maxval too large");
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}
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m_nPaletteSize = 0;
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}
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AwTl::Colour * AwPpmLoader::GetPalette()
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{
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// never palettized
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return NULL;
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}
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void AwPpmLoader::LoadNextRow(AwTl::PtrUnion pRow)
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{
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if (pm_maxval != 255)
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for (unsigned colcount = m_nWidth; colcount; --colcount)
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{
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BYTE byte;
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MediaRead(m_pMedium,&byte);
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pRow.colourP->r = static_cast<BYTE>(static_cast<unsigned>(byte)*255/pm_maxval);
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MediaRead(m_pMedium,&byte);
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pRow.colourP->g = static_cast<BYTE>(static_cast<unsigned>(byte)*255/pm_maxval);
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MediaRead(m_pMedium,&byte);
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pRow.colourP->b = static_cast<BYTE>(static_cast<unsigned>(byte)*255/pm_maxval);
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++pRow.colourP;
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}
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else
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for (unsigned colcount = m_nWidth; colcount; --colcount)
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{
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MediaRead(m_pMedium,&pRow.colourP->r);
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MediaRead(m_pMedium,&pRow.colourP->g);
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MediaRead(m_pMedium,&pRow.colourP->b);
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++pRow.colourP;
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}
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}
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class AwPgmLoader : public AwPnmLoader
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{
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protected:
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virtual void LoadHeaderInfo(MediaMedium * pMedium);
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virtual AwTl::Colour * GetPalette();
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virtual void LoadNextRow(AwTl::PtrUnion pRow);
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unsigned pm_maxval;
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};
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void AwPgmLoader::LoadHeaderInfo(MediaMedium * pMedium)
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{
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m_pMedium = pMedium;
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db_log4("\tLoading a PGM file");
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ParseHeader(3,&m_nWidth,&m_nHeight,&pm_maxval);
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db_logf4(("\tPGM_maxval is %u",pm_maxval));
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if (pm_maxval > 255)
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{
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awTlLastErr = AW_TLE_BADFILEFORMAT;
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db_log3("AwCreateTexture(): PGM_maxval too large");
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}
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m_nPaletteSize = pm_maxval+1;
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}
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AwTl::Colour * AwPgmLoader::GetPalette()
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{
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db_assert1(m_nPaletteSize);
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db_assert1(m_pPalette);
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unsigned step8 = (256*255)/pm_maxval;
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unsigned val8 = 127;
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AwTl::Colour * pmP = m_pPalette;
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for (unsigned pc = m_nPaletteSize; pc; --pc,++pmP,val8+=step8)
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pmP->r = pmP->g = pmP->b = static_cast<BYTE>(val8/256);
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return m_pPalette;
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}
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void AwPgmLoader::LoadNextRow(AwTl::PtrUnion pRow)
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{
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m_pMedium->ReadBlock(pRow,m_nWidth);
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}
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class AwPbmLoader : public AwPnmLoader
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{
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protected:
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virtual void LoadHeaderInfo(MediaMedium * pMedium);
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virtual AwTl::Colour * GetPalette();
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virtual void LoadNextRow(AwTl::PtrUnion pRow);
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};
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void AwPbmLoader::LoadHeaderInfo(MediaMedium * pMedium)
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{
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m_pMedium = pMedium;
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db_log4("\tLoading a PBM file");
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ParseHeader(2,&m_nWidth,&m_nHeight);
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m_nPaletteSize = 2;
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}
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AwTl::Colour * AwPbmLoader::GetPalette()
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{
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db_assert1(m_nPaletteSize);
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db_assert1(m_pPalette);
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m_pPalette[0].r = 0;
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m_pPalette[0].g = 0;
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m_pPalette[0].b = 0;
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m_pPalette[1].r = 255;
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m_pPalette[1].g = 255;
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m_pPalette[1].b = 255;
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return m_pPalette;
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}
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void AwPbmLoader::LoadNextRow(AwTl::PtrUnion pRow)
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{
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unsigned shift = 0;
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BYTE byte = 0;
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for (unsigned colcount = m_nWidth; colcount; --colcount)
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{
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if (!shift)
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{
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shift = 8;
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MediaRead(m_pMedium,&byte);
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byte = (BYTE) ~byte;
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}
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--shift;
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*pRow.byteP++ = static_cast<BYTE>(byte>>shift & 1);
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}
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}
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#ifdef _MSC_VER
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// VC5.0 tries to compile out code that is in a library
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// and it thinks isn't being used
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#line 228
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#endif
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AWTEXLD_IMPLEMENT_DYNCREATE("P6",AwPpmLoader)
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AWTEXLD_IMPLEMENT_DYNCREATE("P5",AwPgmLoader)
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AWTEXLD_IMPLEMENT_DYNCREATE("P4",AwPbmLoader)
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