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Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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source-engine/utils/vtex/vtex.cpp

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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include <stdlib.h>
#include <stdio.h>
#ifdef OSX
#include <malloc/malloc.h>
#else
#include <malloc.h>
#endif
#include <string.h>
#include "tier1/strtools.h"
#include <sys/stat.h>
#include "bitmap/bitmap.h"
#include "bitmap/tgaloader.h"
#include "bitmap/psd.h"
#include "bitmap/float_bm.h"
#include "bitmap/imageformat.h"
#include "mathlib/mathlib.h"
#ifdef POSIX
#include <sys/stat.h>
#define _stat stat
#endif
#ifdef WIN32
#include "conio.h"
#include <direct.h>
#include <io.h>
#endif
#include "vtf/vtf.h"
#include "utlbuffer.h"
#include "tier0/dbg.h"
#include "cmdlib.h"
#include "tier0/icommandline.h"
#ifdef WIN32
#include "windows.h"
#endif
#include "ilaunchabledll.h"
#include "ivtex.h"
#include "appframework/IAppSystemGroup.h"
#include "tier2/tier2.h"
#include "tier1/checksum_crc.h"
#include "imageutils.h"
#define FF_TRYAGAIN 1
#define FF_DONTPROCESS 2
#define LOWRESIMAGE_DIM 16
#ifdef POSIX
#define LOWRES_IMAGE_FORMAT IMAGE_FORMAT_RGBA8888
#else
#define LOWRES_IMAGE_FORMAT IMAGE_FORMAT_DXT1
#endif
//#define DEBUG_NO_COMPRESSION
static bool g_Quiet = false;
static const char *g_ShaderName = NULL;
static bool g_CreateDir = true;
static bool g_UseGameDir = true;
static bool g_bWarningsAsErrors = false;
static bool g_bUsedAsLaunchableDLL = false;
static char g_ForcedOutputDir[MAX_PATH];
#define MAX_VMT_PARAMS 16
struct VTexVMTParam_t
{
const char *m_szParam;
const char *m_szValue;
};
class SmartIVtfTexture
{
public:
explicit SmartIVtfTexture( IVTFTexture *pVtf ) : m_p( pVtf ) {}
~SmartIVtfTexture() { if ( m_p ) DestroyVTFTexture( m_p ); }
private:
SmartIVtfTexture( SmartIVtfTexture const &x );
SmartIVtfTexture & operator = ( SmartIVtfTexture const &x );
private:
SmartIVtfTexture & operator = ( IVTFTexture *pVtf ) { m_p = pVtf; return *this; }
operator IVTFTexture * () const { return m_p; }
public:
IVTFTexture * Assign( IVTFTexture *pVtfNew ) { IVTFTexture *pOld = m_p; m_p = pVtfNew; return pOld; }
IVTFTexture * Get() const { return m_p; }
IVTFTexture * operator->() const { return m_p; }
protected:
IVTFTexture *m_p;
};
static VTexVMTParam_t g_VMTParams[MAX_VMT_PARAMS];
static int g_NumVMTParams = 0;
static enum Mode { eModePSD, eModeTGA, eModePFM, eModePNG } g_eMode = eModePSD;
// NOTE: these must stay in the same order as CubeMapFaceIndex_t.
static const char *g_CubemapFacingNames[7] = { "rt", "lf", "bk", "ft", "up", "dn", "sph" };
static bool VTexErrorAborts()
{
if ( CommandLine()->FindParm( "-crcvalidate" ) )
return false;
return true;
}
static void VTexError( const char *pFormat, ... )
{
char str[4096];
va_list marker;
va_start( marker, pFormat );
Q_vsnprintf( str, sizeof( str ), pFormat, marker );
va_end( marker );
if ( !VTexErrorAborts() )
{
fprintf( stderr, "ERROR: %s", str );
return;
}
fprintf( stderr, "ERROR: %s", str );
exit( 1 );
}
static void VTexWarning( const char *pFormat, ... )
{
char str[4096];
va_list marker;
va_start( marker, pFormat );
Q_vsnprintf( str, sizeof( str ), pFormat, marker );
va_end( marker );
if ( g_bWarningsAsErrors )
{
VTexError( "%s", str );
}
else
{
fprintf( stderr, "WARN: %s", str );
}
}
struct VTexConfigInfo_t
{
int m_nStartFrame;
int m_nEndFrame;
unsigned int m_nFlags;
float m_flBumpScale;
LookDir_t m_LookDir;
bool m_bNormalToDuDv;
bool m_bAlphaToLuminance;
bool m_bDuDv;
float m_flAlphaThreshhold;
float m_flAlphaHiFreqThreshhold;
bool m_bSkyBox;
int m_nVolumeTextureDepth;
float m_pfmscale;
bool m_bStripAlphaChannel;
bool m_bStripColorChannel;
bool m_bIsCubeMap;
// scaling parameters
int m_nReduceX;
int m_nReduceY;
int m_nMaxDimensionX, m_nMaxDimensionX_360;
int m_nMaxDimensionY, m_nMaxDimensionY_360;
// may restrict the texture to reading only 3 channels
int m_numChannelsMax;
bool m_bAlphaToDistance;
float m_flDistanceSpread; // how far to stretch out distance range in pixels
CRC32_t m_uiInputHash; // Sources hash
TextureSettingsEx_t m_exSettings0;
VtfProcessingOptions m_vtfProcOptions;
enum
{
// CRC of input files:
// txt + tga/pfm
// or
// psd
VTF_INPUTSRC_CRC = MK_VTF_RSRC_ID( 'C','R','C' )
};
char m_SrcName[MAX_PATH];
VTexConfigInfo_t( void )
{
m_nStartFrame = -1;
m_nEndFrame = -1;
m_nFlags = 0;
m_bNormalToDuDv = false;
m_bAlphaToLuminance = false;
m_flBumpScale = 1.0f;
m_bDuDv = false;
m_flAlphaThreshhold = -1.0f;
m_flAlphaHiFreqThreshhold = -1.0f;
m_bSkyBox = false;
m_nVolumeTextureDepth = 1;
m_pfmscale=1.0;
m_bStripAlphaChannel = false;
m_bStripColorChannel = false;
m_bIsCubeMap = false;
m_nReduceX = 1;
m_nReduceY = 1;
m_SrcName[0]=0;
m_numChannelsMax = 4;
m_bAlphaToDistance = 0;
m_flDistanceSpread = 1.0;
m_nMaxDimensionX = -1;
m_nMaxDimensionX_360 = -1;
m_nMaxDimensionY = -1;
m_nMaxDimensionY_360 = -1;
memset( &m_exSettings0, 0, sizeof( m_exSettings0 ) );
memset( &m_vtfProcOptions, 0, sizeof( m_vtfProcOptions ) );
m_vtfProcOptions.cbSize = sizeof( m_vtfProcOptions );
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_FILTER_NICE;
CRC32_Init( &m_uiInputHash );
}
bool IsSettings0Valid( void ) const
{
TextureSettingsEx_t exSettingsEmpty;
memset( &exSettingsEmpty, 0, sizeof( exSettingsEmpty ) );
Assert( sizeof( m_exSettings0 ) == sizeof( exSettingsEmpty ) );
return !!memcmp( &m_exSettings0, &exSettingsEmpty, sizeof( m_exSettings0 ) );
}
// returns false if unrecognized option
void ParseOptionKey( const char *pKeyName, const char *pKeyValue );
};
template < typename T >
static inline T& SetFlagValueT( T &field, T const &flag, int bSetFlag )
{
if ( bSetFlag )
field |= flag;
else
field &=~flag;
return field;
}
static inline uint32& SetFlagValue( uint32 &field, uint32 const &flag, int bSetFlag )
{
return SetFlagValueT<uint32>( field, flag, bSetFlag );
}
void VTexConfigInfo_t::ParseOptionKey( const char *pKeyName, const char *pKeyValue )
{
int iValue = atoi( pKeyValue ); // To properly have "clamps 0" and not enable the clamping
if ( !stricmp( pKeyName, "skybox" ) )
{
// We're going to treat it like a cubemap until the very end, so it'll load the other skybox faces and
// match their edges with the texture compression and mipmapping.
m_bSkyBox = iValue ? true : false;
m_bIsCubeMap = iValue ? true : false;
if ( !g_Quiet && iValue )
Msg( "'skybox' detected. Treating skybox like a cubemap for edge-matching purposes.\n" );
}
else if( !stricmp( pKeyName, "startframe" ) )
{
m_nStartFrame = atoi( pKeyValue );
}
else if( !stricmp( pKeyName, "endframe" ) )
{
m_nEndFrame = atoi( pKeyValue );
}
else if( !stricmp( pKeyName, "volumetexture" ) )
{
m_nVolumeTextureDepth = atoi( pKeyValue );
// FIXME: Volume textures don't currently support DXT compression
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_NOCOMPRESS;
// FIXME: Volume textures don't currently support NICE filtering
m_vtfProcOptions.flags0 &= ~VtfProcessingOptions::OPT_FILTER_NICE;
}
else if( !stricmp( pKeyName, "spheremap_x" ) )
{
if ( iValue )
m_LookDir = LOOK_DOWN_X;
}
else if( !stricmp( pKeyName, "spheremap_negx" ) )
{
if ( iValue )
m_LookDir = LOOK_DOWN_NEGX;
}
else if( !stricmp( pKeyName, "spheremap_y" ) )
{
if ( iValue )
m_LookDir = LOOK_DOWN_Y;
}
else if( !stricmp( pKeyName, "spheremap_negy" ) )
{
if ( iValue )
m_LookDir = LOOK_DOWN_NEGY;
}
else if( !stricmp( pKeyName, "spheremap_z" ) )
{
if ( iValue )
m_LookDir = LOOK_DOWN_Z;
}
else if( !stricmp( pKeyName, "spheremap_negz" ) )
{
if ( iValue )
m_LookDir = LOOK_DOWN_NEGZ;
}
else if( !stricmp( pKeyName, "bumpscale" ) )
{
m_flBumpScale = atof( pKeyValue );
}
else if( !stricmp( pKeyName, "pointsample" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_POINTSAMPLE, iValue );
}
else if( !stricmp( pKeyName, "trilinear" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_TRILINEAR, iValue );
}
else if( !stricmp( pKeyName, "clamps" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_CLAMPS, iValue );
}
else if( !stricmp( pKeyName, "clampt" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_CLAMPT, iValue );
}
else if( !stricmp( pKeyName, "clampu" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_CLAMPU, iValue );
}
else if( !stricmp( pKeyName, "border" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_BORDER, iValue );
// Gets applied to s, t and u We currently assume black border color
}
else if( !stricmp( pKeyName, "anisotropic" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_ANISOTROPIC, iValue );
}
else if( !stricmp( pKeyName, "dxt5" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_HINT_DXT5, iValue );
}
else if( !stricmp( pKeyName, "nocompress" ) )
{
SetFlagValue( m_vtfProcOptions.flags0, VtfProcessingOptions::OPT_NOCOMPRESS, iValue );
}
else if( !stricmp( pKeyName, "normal" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_NORMAL, iValue );
}
else if( !stricmp( pKeyName, "ssbump" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_SSBUMP, iValue );
}
else if( !stricmp( pKeyName, "nomip" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_NOMIP, iValue );
}
else if( !stricmp( pKeyName, "allmips" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_ALL_MIPS, iValue );
}
else if( !stricmp( pKeyName, "nonice" ) )
{
SetFlagValue( m_vtfProcOptions.flags0, VtfProcessingOptions::OPT_FILTER_NICE, !iValue );
}
else if( !stricmp( pKeyName, "nolod" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_NOLOD, iValue );
}
else if( !stricmp( pKeyName, "procedural" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_PROCEDURAL, iValue );
}
else if( !stricmp( pKeyName, "alphatest" ) )
{
SetFlagValue( m_vtfProcOptions.flags0, VtfProcessingOptions::OPT_MIP_ALPHATEST, iValue );
}
else if( !stricmp( pKeyName, "alphatest_threshhold" ) )
{
m_flAlphaThreshhold = atof( pKeyValue );
}
else if( !stricmp( pKeyName, "alphatest_hifreq_threshhold" ) )
{
m_flAlphaHiFreqThreshhold = atof( pKeyValue );
}
else if( !stricmp( pKeyName, "rendertarget" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_RENDERTARGET, iValue );
}
else if ( !stricmp( pKeyName, "numchannels" ) )
{
m_numChannelsMax = atoi( pKeyValue );
}
else if ( !stricmp( pKeyName, "nodebug" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_NODEBUGOVERRIDE, iValue );
}
else if ( !stricmp( pKeyName, "singlecopy" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_SINGLECOPY, iValue );
}
else if( !stricmp( pKeyName, "oneovermiplevelinalpha" ) )
{
SetFlagValue( m_vtfProcOptions.flags0, VtfProcessingOptions::OPT_SET_ALPHA_ONEOVERMIP, iValue );
}
else if( !stricmp( pKeyName, "premultcolorbyoneovermiplevel" ) )
{
SetFlagValue( m_vtfProcOptions.flags0, VtfProcessingOptions::OPT_PREMULT_COLOR_ONEOVERMIP, iValue );
}
else if ( !stricmp( pKeyName, "normaltodudv" ) )
{
m_bNormalToDuDv = iValue ? true : false;
SetFlagValue( m_vtfProcOptions.flags0, VtfProcessingOptions::OPT_NORMAL_DUDV, iValue );
}
else if ( !stricmp( pKeyName, "stripalphachannel" ) )
{
m_bStripAlphaChannel = iValue ? true : false;
}
else if ( !stricmp( pKeyName, "stripcolorchannel" ) )
{
m_bStripColorChannel = iValue ? true : false;
}
else if ( !stricmp( pKeyName, "normalalphatodudvluminance" ) )
{
m_bAlphaToLuminance = iValue ? true : false;
}
else if ( !stricmp( pKeyName, "dudv" ) )
{
m_bDuDv = iValue ? true : false;
}
else if( !stricmp( pKeyName, "reduce" ) )
{
m_nReduceX = atoi(pKeyValue);
m_nReduceY = m_nReduceX;
}
else if( !stricmp( pKeyName, "reducex" ) )
{
m_nReduceX = atoi(pKeyValue);
}
else if( !stricmp( pKeyName, "reducey" ) )
{
m_nReduceY = atoi(pKeyValue);
}
else if( !stricmp( pKeyName, "maxwidth" ) )
{
m_nMaxDimensionX = atoi(pKeyValue);
}
else if( !stricmp( pKeyName, "maxwidth_360" ) )
{
m_nMaxDimensionX_360 = atoi(pKeyValue);
}
else if( !stricmp( pKeyName, "maxheight" ) )
{
m_nMaxDimensionY = atoi(pKeyValue);
}
else if( !stricmp( pKeyName, "maxheight_360" ) )
{
m_nMaxDimensionY_360 = atoi(pKeyValue);
}
else if( !stricmp( pKeyName, "alphatodistance" ) )
{
m_bAlphaToDistance = iValue ? true : false;
}
else if( !stricmp( pKeyName, "distancespread" ) )
{
m_flDistanceSpread = atof(pKeyValue);
}
else if( !stricmp( pKeyName, "pfmscale" ) )
{
m_pfmscale=atof(pKeyValue);
printf("******pfm scale=%f\n",m_pfmscale);
}
else if ( !stricmp( pKeyName, "pfm" ) )
{
if ( iValue )
g_eMode = eModePFM;
}
else if ( !stricmp( pKeyName, "specvar" ) )
{
int iDecayChannel = -1;
if ( !stricmp( pKeyValue, "red" ) || !stricmp( pKeyValue, "r" ) )
iDecayChannel = 0;
if ( !stricmp( pKeyValue, "green" ) || !stricmp( pKeyValue, "g" ) )
iDecayChannel = 1;
if ( !stricmp( pKeyValue, "blue" ) || !stricmp( pKeyValue, "b" ) )
iDecayChannel = 2;
if ( !stricmp( pKeyValue, "alpha" ) || !stricmp( pKeyValue, "a" ) )
iDecayChannel = 3;
if ( iDecayChannel >= 0 && iDecayChannel < 4 )
{
m_vtfProcOptions.flags0 |= ( VtfProcessingOptions::OPT_DECAY_R | VtfProcessingOptions::OPT_DECAY_EXP_R ) << iDecayChannel;
m_vtfProcOptions.numNotDecayMips[iDecayChannel] = 0;
m_vtfProcOptions.clrDecayGoal[iDecayChannel] = 0;
m_vtfProcOptions.fDecayExponentBase[iDecayChannel] = 0.75;
SetFlagValue( m_nFlags, TEXTUREFLAGS_ALL_MIPS, 1 );
}
}
else if ( !stricmp( pKeyName, "mipblend" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_ALL_MIPS, 1 );
// Possible values
if ( !stricmp( pKeyValue, "detail" ) ) // Skip 2 mips and fade to gray -> (128, 128, 128, -)
{
for( int ch = 0; ch < 3; ++ ch )
{
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_DECAY_R << ch;
// m_vtfProcOptions.flags0 &= ~(VtfProcessingOptions::OPT_DECAY_EXP_R << ch);
m_vtfProcOptions.numNotDecayMips[ch] = 2;
m_vtfProcOptions.clrDecayGoal[ch] = 128;
}
}
/*
else if ( !stricmp( pKeyValue, "additive" ) ) // Skip 2 mips and fade to black -> (0, 0, 0, -)
{
for( int ch = 0; ch < 3; ++ ch )
{
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_DECAY_R << ch;
m_vtfProcOptions.flags0 &= ~(VtfProcessingOptions::OPT_DECAY_EXP_R << ch);
m_vtfProcOptions.numDecayMips[ch] = 2;
m_vtfProcOptions.clrDecayGoal[ch] = 0;
}
}
else if ( !stricmp( pKeyValue, "alphablended" ) ) // Skip 2 mips and fade out alpha to 0
{
for( int ch = 3; ch < 4; ++ ch )
{
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_DECAY_R << ch;
m_vtfProcOptions.flags0 &= ~(VtfProcessingOptions::OPT_DECAY_EXP_R << ch);
m_vtfProcOptions.numDecayMips[ch] = 2;
m_vtfProcOptions.clrDecayGoal[ch] = 0;
}
}
*/
else
{
// Parse the given value:
// skip=3:r=255:g=255:b=255:a=255 - linear decay
// r=0e.75 - exponential decay targeting 0 with exponent base 0.75
int nSteps = 0; // default
for ( char const *szParse = pKeyValue; szParse; szParse = strchr( szParse, ':' ), szParse ? ++ szParse : 0 )
{
if ( char const *sz = StringAfterPrefix( szParse, "skip=" ) )
{
szParse = sz;
nSteps = atoi(sz);
}
else if ( StringHasPrefix( szParse, "r=" ) ||
StringHasPrefix( szParse, "g=" ) ||
StringHasPrefix( szParse, "b=" ) ||
StringHasPrefix( szParse, "a=" ) )
{
int ch = 0;
switch ( *szParse )
{
case 'g': case 'G': ch = 1; break;
case 'b': case 'B': ch = 2; break;
case 'a': case 'A': ch = 3; break;
}
szParse += 2;
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_DECAY_R << ch;
m_vtfProcOptions.flags0 &= ~(VtfProcessingOptions::OPT_DECAY_EXP_R << ch);
m_vtfProcOptions.numNotDecayMips[ch] = nSteps;
m_vtfProcOptions.clrDecayGoal[ch] = atoi( szParse );
while ( isdigit( *szParse ) )
++ szParse;
// Exponential decay
if ( ( *szParse == 'e' || *szParse == 'E' ) && ( szParse[1] == '.' ) )
{
m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_DECAY_EXP_R << ch;
m_vtfProcOptions.fDecayExponentBase[ch] = ( float ) atof( szParse + 1 );
}
}
else
{
printf( "Warning: invalid mipblend setting \"%s\"\n", pKeyValue );
}
}
}
}
else if( !stricmp( pKeyName, "srgb" ) )
{
SetFlagValue( m_nFlags, TEXTUREFLAGS_SRGB, iValue );
}
else
{
VTexError("unrecognized option in text file - %s\n", pKeyName );
}
}
static const char *GetSourceExtension( void )
{
switch ( g_eMode )
{
case eModePSD:
return ".psd";
case eModeTGA:
return ".tga";
case eModePFM:
return ".pfm";
case eModePNG:
return ".png";
default:
return ".tga";
}
}
//-----------------------------------------------------------------------------
// Computes the desired texture format based on flags
//-----------------------------------------------------------------------------
static ImageFormat ComputeDesiredImageFormat( IVTFTexture *pTexture, VTexConfigInfo_t &info )
{
bool bDUDVTarget = info.m_bNormalToDuDv || info.m_bDuDv;
bool bCopyAlphaToLuminance = info.m_bNormalToDuDv && info.m_bAlphaToLuminance;
ImageFormat targetFormat;
int nFlags = pTexture->Flags();
if ( info.m_bStripAlphaChannel )
{
nFlags &= ~( TEXTUREFLAGS_ONEBITALPHA | TEXTUREFLAGS_EIGHTBITALPHA );
}
// HDRFIXME: Need to figure out what format to use here.
if ( pTexture->Format() == IMAGE_FORMAT_RGB323232F )
{
#ifndef DEBUG_NO_COMPRESSION
if ( g_bUsedAsLaunchableDLL && !( info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_NOCOMPRESS ) )
{
return IMAGE_FORMAT_BGRA8888;
}
else
#endif // #ifndef DEBUG_NO_COMPRESSION
{
return IMAGE_FORMAT_RGBA16161616F;
}
}
if ( bDUDVTarget )
{
if ( bCopyAlphaToLuminance && ( nFlags & ( TEXTUREFLAGS_ONEBITALPHA | TEXTUREFLAGS_EIGHTBITALPHA ) ) )
return IMAGE_FORMAT_UVLX8888;
return IMAGE_FORMAT_UV88;
}
if ( info.m_bStripColorChannel )
{
return IMAGE_FORMAT_A8;
}
// can't compress textures that are smaller than 4x4
if( (nFlags & TEXTUREFLAGS_PROCEDURAL) ||
(info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_NOCOMPRESS) ||
(pTexture->Width() < 4) || (pTexture->Height() < 4) )
{
if ( nFlags & ( TEXTUREFLAGS_ONEBITALPHA | TEXTUREFLAGS_EIGHTBITALPHA ) )
{
targetFormat = IMAGE_FORMAT_BGRA8888;
}
else
{
targetFormat = IMAGE_FORMAT_BGR888;
}
}
else if( nFlags & TEXTUREFLAGS_HINT_DXT5 )
{
#ifdef DEBUG_NO_COMPRESSION
targetFormat = IMAGE_FORMAT_BGRA8888;
#else
targetFormat = IsPosix() ? IMAGE_FORMAT_BGRA8888 : IMAGE_FORMAT_DXT5; // No DXT compressor on Posix
#endif
}
else if( nFlags & TEXTUREFLAGS_EIGHTBITALPHA )
{
// compressed with alpha blending
#ifdef DEBUG_NO_COMPRESSION
targetFormat = IMAGE_FORMAT_BGRA8888;
#else
targetFormat = IsPosix() ? IMAGE_FORMAT_BGRA8888 : IMAGE_FORMAT_DXT5; // No DXT compressor on Posix
#endif
}
else if ( nFlags & TEXTUREFLAGS_ONEBITALPHA )
{
// garymcthack - fixme IMAGE_FORMAT_DXT1_ONEBITALPHA doesn't work yet.
#ifdef DEBUG_NO_COMPRESSION
targetFormat = IMAGE_FORMAT_BGRA8888;
#else
// targetFormat = IMAGE_FORMAT_DXT1_ONEBITALPHA;
targetFormat = IsPosix() ? IMAGE_FORMAT_BGRA8888 : IMAGE_FORMAT_DXT5; // No DXT compressor on Posix
#endif
}
else
{
#ifdef DEBUG_NO_COMPRESSION
targetFormat = IMAGE_FORMAT_BGR888;
#else
targetFormat = IsPosix() ? IMAGE_FORMAT_BGR888 : IMAGE_FORMAT_DXT1; // No DXT compressor on Posix
#endif
}
return targetFormat;
}
//-----------------------------------------------------------------------------
// Computes the low res image size
//-----------------------------------------------------------------------------
void VTFGetLowResImageInfo( int cacheWidth, int cacheHeight, int *lowResImageWidth, int *lowResImageHeight,
ImageFormat *imageFormat )
{
if (cacheWidth > cacheHeight)
{
int factor = cacheWidth / LOWRESIMAGE_DIM;
if (factor > 0)
{
*lowResImageWidth = LOWRESIMAGE_DIM;
*lowResImageHeight = cacheHeight / factor;
}
else
{
*lowResImageWidth = cacheWidth;
*lowResImageHeight = cacheHeight;
}
}
else
{
int factor = cacheHeight / LOWRESIMAGE_DIM;
if (factor > 0)
{
*lowResImageHeight = LOWRESIMAGE_DIM;
*lowResImageWidth = cacheWidth / factor;
}
else
{
*lowResImageWidth = cacheWidth;
*lowResImageHeight = cacheHeight;
}
}
// Can end up with a dimension of zero for high aspect ration images.
if( *lowResImageWidth < 1 )
{
*lowResImageWidth = 1;
}
if( *lowResImageHeight < 1 )
{
*lowResImageHeight = 1;
}
*imageFormat = LOWRES_IMAGE_FORMAT;
}
//-----------------------------------------------------------------------------
// This method creates the low-res image and hooks it into the VTF Texture
//-----------------------------------------------------------------------------
static void CreateLowResImage( IVTFTexture *pVTFTexture )
{
int iWidth, iHeight;
ImageFormat imageFormat;
VTFGetLowResImageInfo( pVTFTexture->Width(), pVTFTexture->Height(), &iWidth, &iHeight, &imageFormat );
// Allocate the low-res image data
pVTFTexture->InitLowResImage( iWidth, iHeight, imageFormat );
// Generate the low-res image bits
if (!pVTFTexture->ConstructLowResImage())
{
VTexError( "Can't convert image from %s to %s in CalcLowResImage\n",
ImageLoader::GetName(IMAGE_FORMAT_RGBA8888), ImageLoader::GetName(imageFormat) );
}
}
//-----------------------------------------------------------------------------
// Computes the source file name
//-----------------------------------------------------------------------------
void MakeSrcFileName( char *pSrcName, unsigned int flags, const char *pFullNameWithoutExtension, int frameID,
int faceID, int z, bool isCubeMap, int startFrame, int endFrame, bool bNormalToDUDV )
{
bool bAnimated = !( startFrame == -1 || endFrame == -1 );
char tempBuf[512];
if( bNormalToDUDV )
{
char *pNormalString = Q_stristr( ( char * )pFullNameWithoutExtension, "_dudv" );
if( pNormalString )
{
Q_strncpy( tempBuf, pFullNameWithoutExtension, sizeof(tempBuf) );
char *pNormalString = Q_stristr( tempBuf, "_dudv" );
Q_strcpy( pNormalString, "_normal" );
pFullNameWithoutExtension = tempBuf;
}
else
{
Assert( Q_stristr( ( char * )pFullNameWithoutExtension, "_dudv" ) );
}
}
if( bAnimated )
{
if( isCubeMap )
{
Assert( z == -1 );
sprintf( pSrcName, "%s%s%03d%s", pFullNameWithoutExtension, g_CubemapFacingNames[faceID], frameID + startFrame, GetSourceExtension() );
}
else
{
if ( z == -1 )
{
sprintf( pSrcName, "%s%03d%s", pFullNameWithoutExtension, frameID + startFrame, GetSourceExtension() );
}
else
{
sprintf( pSrcName, "%s%03d_z%03d%s", pFullNameWithoutExtension, z, frameID + startFrame, GetSourceExtension() );
}
}
}
else
{
if( isCubeMap )
{
Assert( z == -1 );
sprintf( pSrcName, "%s%s%s", pFullNameWithoutExtension, g_CubemapFacingNames[faceID], GetSourceExtension() );
}
else
{
if ( z == -1 )
{
sprintf( pSrcName, "%s%s", pFullNameWithoutExtension, GetSourceExtension() );
}
else
{
sprintf( pSrcName, "%s_z%03d%s", pFullNameWithoutExtension, z, GetSourceExtension() );
}
}
}
}
static void ComputeBufferHash( void const *pvBuffer, size_t numBytes, CRC32_t &uiHashUpdate )
{
CRC32_ProcessBuffer( &uiHashUpdate, pvBuffer, numBytes );
}
//-----------------------------------------------------------------------------
// Loads a file into a UTLBuffer,
// also computes the hash of the buffer.
//-----------------------------------------------------------------------------
static bool LoadFile( const char *pFileName, CUtlBuffer &buf, bool bFailOnError, CRC32_t *puiHash )
{
FILE *fp = fopen( pFileName, "rb" );
if (!fp)
{
if ( bFailOnError )
VTexError( "Can't open: \"%s\"\n", pFileName );
return false;
}
fseek( fp, 0, SEEK_END );
int nFileLength = ftell( fp );
fseek( fp, 0, SEEK_SET );
buf.EnsureCapacity( nFileLength );
int nBytesRead = fread( buf.Base(), 1, nFileLength, fp );
fclose( fp );
buf.SeekPut( CUtlBuffer::SEEK_HEAD, nBytesRead );
// Auto-compute buffer hash if necessary
if ( puiHash )
ComputeBufferHash( buf.Base(), nBytesRead, *puiHash );
return true;
}
//-----------------------------------------------------------------------------
// Creates a texture the size of the PSD image stored in the buffer
//-----------------------------------------------------------------------------
static void InitializeSrcTexture_PSD( IVTFTexture *pTexture, const char *pInputFileName,
CUtlBuffer &psdBuffer, int nDepth, int nFrameCount,
const VTexConfigInfo_t &info )
{
int nWidth, nHeight;
ImageFormat imageFormat;
float flSrcGamma;
bool ok = PSDGetInfo( psdBuffer, &nWidth, &nHeight, &imageFormat, &flSrcGamma );
if (!ok)
{
Error( "PSD %s is bogus!\n", pInputFileName );
}
nWidth /= info.m_nReduceX;
nHeight /= info.m_nReduceY;
if (!pTexture->Init( nWidth, nHeight, nDepth, IMAGE_FORMAT_DEFAULT, info.m_nFlags, nFrameCount ))
{
Error( "Error initializing texture %s\n", pInputFileName );
}
}
//-----------------------------------------------------------------------------
// Creates a texture the size of the TGA image stored in the buffer
//-----------------------------------------------------------------------------
static void InitializeSrcTexture_TGA( IVTFTexture *pTexture, const char *pInputFileName,
CUtlBuffer &tgaBuffer, int nDepth, int nFrameCount,
const VTexConfigInfo_t &info )
{
int nWidth, nHeight;
ImageFormat imageFormat;
float flSrcGamma;
bool ok = TGALoader::GetInfo( tgaBuffer, &nWidth, &nHeight, &imageFormat, &flSrcGamma );
if (!ok)
{
Error( "TGA %s is bogus!\n", pInputFileName );
}
nWidth /= info.m_nReduceX;
nHeight /= info.m_nReduceY;
if (!pTexture->Init( nWidth, nHeight, nDepth, IMAGE_FORMAT_DEFAULT, info.m_nFlags, nFrameCount ))
{
Error( "Error initializing texture %s\n", pInputFileName );
}
}
static void InitializeSrcTexture_PNG( IVTFTexture *pTexture, const char *pInputFileName,
CUtlBuffer &pngBuffer, int nDepth, int nFrameCount,
const VTexConfigInfo_t &info )
{
int nWidth, nHeight;
ImageFormat imageFormat;
float flSrcGamma;
ConversionErrorType error = CE_SUCCESS;
unsigned char *data = ImgUtl_ReadPNGAsRGBAFromBuffer( pngBuffer, nWidth, nHeight, error );
if (error != CE_SUCCESS)
Error( "PNG %s is bogus!\n", pInputFileName );
pngBuffer.SeekPut( CUtlBuffer::SEEK_HEAD, 0 );
pngBuffer.Put( data, nWidth*nHeight*4 );
nWidth /= info.m_nReduceX;
nHeight /= info.m_nReduceY;
FILE *f = fopen("shit", "wb");
fwrite(pngBuffer.Base(), 1, 256*256*4, f);
fclose(f);
if (!pTexture->Init( nWidth, nHeight, nDepth, IMAGE_FORMAT_DEFAULT, info.m_nFlags, nFrameCount ))
{
Error( "Error initializing texture %s\n", pInputFileName );
}
}
// HDRFIXME: Put this somewhere better than this.
// This reads an integer from a binary CUtlBuffer.
static int ReadIntFromUtlBuffer( CUtlBuffer &buf )
{
int val = 0;
int c;
while( buf.IsValid() )
{
c = buf.GetChar();
if( c >= '0' && c <= '9' )
{
val = val * 10 + ( c - '0' );
}
else
{
buf.SeekGet( CUtlBuffer::SEEK_CURRENT, -1 );
break;
}
}
return val;
}
static inline bool IsWhitespace( char c )
{
return c == ' ' || c == '\t' || c == 10;
}
static void EatWhiteSpace( CUtlBuffer &buf )
{
while( buf.IsValid() )
{
int c = buf.GetChar();
if( !IsWhitespace( c ) )
{
buf.SeekGet( CUtlBuffer::SEEK_CURRENT, -1 );
return;
}
}
return;
}
//-----------------------------------------------------------------------------
// Creates a texture the size of the PFM image stored in the buffer
//-----------------------------------------------------------------------------
static void InitializeSrcTexture_PFM( IVTFTexture *pTexture, const char *pInputFileName,
CUtlBuffer &fileBuffer, int nDepth, int nFrameCount,
const VTexConfigInfo_t &info )
{
fileBuffer.SeekGet( CUtlBuffer::SEEK_HEAD, 0 );
if( fileBuffer.GetChar() != 'P' )
{
Assert( 0 );
return;
}
if( fileBuffer.GetChar() != 'F' )
{
Assert( 0 );
return;
}
if( fileBuffer.GetChar() != 0xa )
{
Assert( 0 );
return;
}
int nWidth, nHeight;
nWidth = ReadIntFromUtlBuffer( fileBuffer );
EatWhiteSpace( fileBuffer );
nHeight = ReadIntFromUtlBuffer( fileBuffer );
// // eat crap until the next newline
// while( fileBuffer.GetChar() != 0xa )
// {
// }
nWidth /= info.m_nReduceX;
nHeight /= info.m_nReduceY;
if (!pTexture->Init( nWidth, nHeight, nDepth, IMAGE_FORMAT_RGB323232F, info.m_nFlags, nFrameCount ))
{
Error( "Error initializing texture %s\n", pInputFileName );
}
}
static void InitializeSrcTexture( IVTFTexture *pTexture, const char *pInputFileName,
CUtlBuffer &tgaBuffer, int nDepth, int nFrameCount,
const VTexConfigInfo_t &info )
{
switch ( g_eMode )
{
case eModePSD:
InitializeSrcTexture_PSD( pTexture, pInputFileName, tgaBuffer, nDepth, nFrameCount, info );
break;
case eModeTGA:
InitializeSrcTexture_TGA( pTexture, pInputFileName, tgaBuffer, nDepth, nFrameCount, info );
break;
case eModePNG:
InitializeSrcTexture_PNG( pTexture, pInputFileName, tgaBuffer, nDepth, nFrameCount, info );
break;
case eModePFM:
InitializeSrcTexture_PFM( pTexture, pInputFileName, tgaBuffer, nDepth, nFrameCount, info );
break;
}
}
#define DISTANCE_CODE_ALPHA_INOUT_THRESHOLD 10
//-----------------------------------------------------------------------------
// Loads a face from a PSD image
//-----------------------------------------------------------------------------
static bool LoadFaceFromPSD( IVTFTexture *pTexture, CUtlBuffer &psdBuffer, int z, int nFrame, int nFace, float flGamma, const VTexConfigInfo_t &info )
{
// NOTE: This only works because all mip levels are stored sequentially
// in memory, starting with the highest mip level. It also only works
// because the VTF Texture store *all* mip levels down to 1x1
// Get the information from the file...
int nWidth, nHeight;
ImageFormat imageFormat;
float flSrcGamma;
bool ok = PSDGetInfo( psdBuffer, &nWidth, &nHeight, &imageFormat, &flSrcGamma );
if (!ok)
return false;
// Seek back so PSDLoader can see the psd header...
psdBuffer.SeekGet( CUtlBuffer::SEEK_HEAD, 0 );
// Load the psd and create all mipmap levels
unsigned char *pDestBits = pTexture->ImageData( nFrame, nFace, 0, 0, 0, z );
if ( ( info.m_bAlphaToDistance ) ||
( nWidth != pTexture->Width() ) ||
( nHeight != pTexture->Height() ) )
{
// Load into temp
Bitmap_t bmPsdData;
ok = PSDReadFileRGBA8888( psdBuffer, bmPsdData );
if ( !ok )
return false;
CUtlMemory<uint8> tmpDest( 0, pTexture->Width() * pTexture->Height() * 4 );
ImageLoader::ResampleInfo_t resInfo;
resInfo.m_pSrc = bmPsdData.GetBits();
resInfo.m_pDest = tmpDest.Base();
resInfo.m_nSrcWidth = nWidth;
resInfo.m_nSrcHeight = nHeight;
resInfo.m_nDestWidth = pTexture->Width();
resInfo.m_nDestHeight = pTexture->Height();
resInfo.m_flSrcGamma = flGamma;
resInfo.m_flDestGamma = flGamma;
if (info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_FILTER_NICE )
{
resInfo.m_nFlags |= ImageLoader::RESAMPLE_NICE_FILTER;
}
ResampleRGBA8888( resInfo );
if ( info.m_bAlphaToDistance )
{
float flMaxRad=info.m_flDistanceSpread*2.0*max(info.m_nReduceX,info.m_nReduceY);
int nSearchRad=ceil(flMaxRad);
bool bWarnEdges = false;
// now, do alpha to distance coded stuff
ImageFormatInfo_t fmtInfo=ImageLoader::ImageFormatInfo( pTexture->Format() );
if ( fmtInfo.m_NumAlphaBits == 0 )
{
VTexWarning( "%s: alpha to distance asked for but no alpha channel.\n", info.m_SrcName );
}
else
{
for(int x=0; x < pTexture->Width(); x++ )
{
for(int y=0; y < pTexture->Height(); y++ )
{
// map to original image coords
int nOrig_x=FLerp(0,nWidth-1,0,pTexture->Width()-1,x);
int nOrig_y=FLerp(0,nHeight-1,0,pTexture->Height()-1,y);
uint8 nOrigAlpha = bmPsdData.GetColor(nOrig_x, nOrig_y).a();
bool bInOrOut=nOrigAlpha > DISTANCE_CODE_ALPHA_INOUT_THRESHOLD;
float flClosest_Dist=1.0e23;
for(int iy=-nSearchRad; iy <= nSearchRad; iy++ )
{
for(int ix=-nSearchRad; ix <= nSearchRad; ix++ )
{
int cx=max( 0, min( nWidth-1, ix + nOrig_x ) );
int cy=max( 0, min( nHeight-1, iy + nOrig_y ) );
uint8 alphaValue = bmPsdData.GetColor(cx, cy).a();
bool bIn =( alphaValue > DISTANCE_CODE_ALPHA_INOUT_THRESHOLD );
if ( bInOrOut != bIn ) // transition?
{
float flTryDist = sqrt( (float) (ix*ix+iy*iy) );
flClosest_Dist = min( flClosest_Dist, flTryDist );
}
}
}
// now, map signed distance to alpha value
float flOutDist = min( 0.5f, FLerp( 0, .5, 0, flMaxRad, flClosest_Dist ) );
if ( ! bInOrOut )
{
// negative distance
flOutDist = -flOutDist;
}
uint8 &nOutAlpha= tmpDest[3+4*(x+pTexture->Width()*y )];
nOutAlpha = min( 255.0, 255.0*( 0.5+flOutDist ) );
if ( ( nOutAlpha != 0 ) &&
(
( x == 0 ) ||
( y == 0 ) ||
( x == pTexture->Width()-1 ) ||
( y == pTexture->Height()-1 ) ) )
{
bWarnEdges = true;
nOutAlpha = 0; // force it.
}
}
}
}
if ( bWarnEdges )
{
VTexWarning( "%s: There are non-zero distance pixels along the image edge. You may need"
" to reduce your distance spread or reduce the image less"
" or add a border to the image.\n",
info.m_SrcName );
}
}
// now, store in dest
ImageLoader::ConvertImageFormat( tmpDest.Base(), IMAGE_FORMAT_RGBA8888, pDestBits,
pTexture->Format(), pTexture->Width(), pTexture->Height(),
0, 0 );
return true;
}
else
{
// Read the PSD file into a bitmap
Bitmap_t bmPsdData;
ok = PSDReadFileRGBA8888( psdBuffer, bmPsdData );
if ( ok )
{
memcpy( pDestBits, bmPsdData.GetBits(), bmPsdData.Height() * bmPsdData.Stride() );
}
return ok;
}
}
//-----------------------------------------------------------------------------
// Loads a face from a TGA image
//-----------------------------------------------------------------------------
static bool LoadFaceFromTGA( IVTFTexture *pTexture, CUtlBuffer &tgaBuffer, int z, int nFrame, int nFace, float flGamma, const VTexConfigInfo_t &info )
{
// NOTE: This only works because all mip levels are stored sequentially
// in memory, starting with the highest mip level. It also only works
// because the VTF Texture store *all* mip levels down to 1x1
// Get the information from the file...
int nWidth, nHeight;
ImageFormat imageFormat;
float flSrcGamma;
bool ok = TGALoader::GetInfo( tgaBuffer, &nWidth, &nHeight, &imageFormat, &flSrcGamma );
if (!ok)
return false;
// Seek back so TGALoader::Load can see the tga header...
tgaBuffer.SeekGet( CUtlBuffer::SEEK_HEAD, 0 );
// Load the tga and create all mipmap levels
unsigned char *pDestBits = pTexture->ImageData( nFrame, nFace, 0, 0, 0, z );
if ( ( info.m_bAlphaToDistance ) ||
( nWidth != pTexture->Width() ) ||
( nHeight != pTexture->Height() ) )
{
// load into temp and resample
CUtlMemory<uint8> tmpImage( 0, nWidth*nHeight*4 );
if ( ! TGALoader::Load( tmpImage.Base(), tgaBuffer, nWidth,
nHeight, IMAGE_FORMAT_RGBA8888, flGamma, false ) )
{
return false;
}
CUtlMemory<uint8> tmpDest( 0, pTexture->Width() * pTexture->Height() *4 );
ImageLoader::ResampleInfo_t resInfo;
resInfo.m_pSrc = tmpImage.Base();
resInfo.m_pDest = tmpDest.Base();
resInfo.m_nSrcWidth = nWidth;
resInfo.m_nSrcHeight = nHeight;
resInfo.m_nDestWidth = pTexture->Width();
resInfo.m_nDestHeight = pTexture->Height();
resInfo.m_flSrcGamma = flGamma;
resInfo.m_flDestGamma = flGamma;
if (info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_FILTER_NICE )
{
resInfo.m_nFlags |= ImageLoader::RESAMPLE_NICE_FILTER;
}
ResampleRGBA8888( resInfo );
if ( info.m_bAlphaToDistance )
{
float flMaxRad=info.m_flDistanceSpread*2.0*max(info.m_nReduceX,info.m_nReduceY);
int nSearchRad=ceil(flMaxRad);
bool bWarnEdges = false;
// now, do alpha to distance coded stuff
ImageFormatInfo_t fmtInfo=ImageLoader::ImageFormatInfo( pTexture->Format() );
if ( fmtInfo.m_NumAlphaBits == 0 )
{
VTexWarning( "%s: alpha to distance asked for but no alpha channel.\n", info.m_SrcName );
}
else
{
for(int x=0; x < pTexture->Width(); x++ )
{
for(int y=0; y < pTexture->Height(); y++ )
{
// map to original image coords
int nOrig_x=FLerp(0,nWidth-1,0,pTexture->Width()-1,x);
int nOrig_y=FLerp(0,nHeight-1,0,pTexture->Height()-1,y);
uint8 nOrigAlpha=tmpImage[3+4*(nOrig_x+nWidth*nOrig_y)];
bool bInOrOut=nOrigAlpha > DISTANCE_CODE_ALPHA_INOUT_THRESHOLD;
float flClosest_Dist=1.0e23;
for(int iy=-nSearchRad; iy <= nSearchRad; iy++ )
{
for(int ix=-nSearchRad; ix <= nSearchRad; ix++ )
{
int cx=max( 0, min( nWidth-1, ix + nOrig_x ) );
int cy=max( 0, min( nHeight-1, iy + nOrig_y ) );
int nOffset = 3+ 4 * ( cx + cy * nWidth );
uint8 alphaValue = tmpImage[nOffset];
bool bIn =( alphaValue > DISTANCE_CODE_ALPHA_INOUT_THRESHOLD );
if ( bInOrOut != bIn ) // transition?
{
float flTryDist = sqrt( (float) (ix*ix+iy*iy) );
flClosest_Dist = min( flClosest_Dist, flTryDist );
}
}
}
// now, map signed distance to alpha value
float flOutDist = min( 0.5f, FLerp( 0, .5, 0, flMaxRad, flClosest_Dist ) );
if ( ! bInOrOut )
{
// negative distance
flOutDist = -flOutDist;
}
uint8 &nOutAlpha= tmpDest[3+4*(x+pTexture->Width()*y )];
nOutAlpha = min( 255.0, 255.0*( 0.5+flOutDist ) );
if ( ( nOutAlpha != 0 ) &&
(
( x == 0 ) ||
( y == 0 ) ||
( x == pTexture->Width()-1 ) ||
( y == pTexture->Height()-1 ) ) )
{
bWarnEdges = true;
nOutAlpha = 0; // force it.
}
}
}
}
if ( bWarnEdges )
{
VTexWarning( "%s: There are non-zero distance pixels along the image edge. You may need"
" to reduce your distance spread or reduce the image less"
" or add a border to the image.\n",
info.m_SrcName );
}
}
// now, store in dest
ImageLoader::ConvertImageFormat( tmpDest.Base(), IMAGE_FORMAT_RGBA8888, pDestBits,
pTexture->Format(), pTexture->Width(), pTexture->Height(),
0, 0 );
return true;
}
else
{
return TGALoader::Load( pDestBits, tgaBuffer, pTexture->Width(),
pTexture->Height(), pTexture->Format(), flGamma, false );
}
}
//-----------------------------------------------------------------------------
// Loads a face from a PNG image
//-----------------------------------------------------------------------------
static bool LoadFaceFromPNG( IVTFTexture *pTexture, CUtlBuffer &tgaBuffer, int z, int nFrame, int nFace, float flGamma, const VTexConfigInfo_t &info )
{
// NOTE: This only works because all mip levels are stored sequentially
// in memory, starting with the highest mip level. It also only works
// because the VTF Texture store *all* mip levels down to 1x1
// Get the information from the file...
int nWidth, nHeight;
ImageFormat imageFormat;
float flSrcGamma;
ConversionErrorType error = CE_SUCCESS;
// Load the tga and create all mipmap levels
unsigned char *pDestBits = pTexture->ImageData( nFrame, nFace, 0, 0, 0, z );
memcpy( pDestBits, tgaBuffer.Base(), tgaBuffer.TellPut() );
return true;
}
//-----------------------------------------------------------------------------
// Loads a face from a PFM image
//-----------------------------------------------------------------------------
// HDRFIXME: How is this different from InitializeSrcTexture_PFM?
static bool LoadFaceFromPFM( IVTFTexture *pTexture, CUtlBuffer &fileBuffer, int z, int nFrame,
int nFace, float flGamma, const VTexConfigInfo_t &info )
{
fileBuffer.SeekGet( CUtlBuffer::SEEK_HEAD, 0 );
if( fileBuffer.GetChar() != 'P' )
{
Assert( 0 );
return false;
}
if( fileBuffer.GetChar() != 'F' )
{
Assert( 0 );
return false;
}
if( fileBuffer.GetChar() != 0xa )
{
Assert( 0 );
return false;
}
int nWidth, nHeight;
nWidth = ReadIntFromUtlBuffer( fileBuffer );
EatWhiteSpace( fileBuffer );
nHeight = ReadIntFromUtlBuffer( fileBuffer );
// eat crap until the next newline
while( fileBuffer.IsValid() && fileBuffer.GetChar() != 0xa )
{
}
// eat crap until the next newline
while( fileBuffer.IsValid() && fileBuffer.GetChar() != 0xa )
{
}
Assert( ImageLoader::SizeInBytes( pTexture->Format() ) == 3 * sizeof( float ) );
// Load the pfm and create all mipmap levels
float *pDestBits = ( float * )pTexture->ImageData( nFrame, nFace, 0, 0, 0, z );
int y;
for( y = nHeight-1; y >= 0; y-- )
{
Assert( fileBuffer.IsValid() );
fileBuffer.Get( pDestBits + y * nWidth * 3, nWidth * 3 * sizeof( float ) );
for(int x=0;x<nWidth*3;x++)
pDestBits[x+y*nWidth*3]*=info.m_pfmscale;
}
return true;
}
static bool LoadFaceFromX( IVTFTexture *pTexture, CUtlBuffer &tgaBuffer, int z, int nFrame, int nFace,
float flGamma, const VTexConfigInfo_t &info )
{
switch ( g_eMode )
{
case eModePSD:
return LoadFaceFromPSD( pTexture, tgaBuffer, z, nFrame, nFace, flGamma, info );
break;
case eModeTGA:
return LoadFaceFromTGA( pTexture, tgaBuffer, z, nFrame, nFace, flGamma, info );
break;
case eModePNG:
return LoadFaceFromPNG( pTexture, tgaBuffer, z, nFrame, nFace, flGamma, info );
break;
case eModePFM:
return LoadFaceFromPFM( pTexture, tgaBuffer, z, nFrame, nFace, flGamma, info );
break;
default:
return false;
}
}
static bool LoadFace( IVTFTexture *pTexture, CUtlBuffer &tgaBuffer, int z, int nFrame, int nFace,
float flGamma, const VTexConfigInfo_t &info )
{
if ( !LoadFaceFromX( pTexture, tgaBuffer, z, nFrame, nFace, flGamma, info ) )
return false;
// Restricting number of channels by painting white into the rest
if ( info.m_numChannelsMax < 1 || info.m_numChannelsMax > 4 )
{
VTexWarning( "%s: Invalid setting restricting number of channels to %d, discarded!\n", info.m_SrcName, info.m_numChannelsMax );
}
else if ( info.m_numChannelsMax < 4 )
{
if ( 4 != ImageLoader::SizeInBytes( pTexture->Format() ) )
{
VTexWarning( "%s: Channels restricted to %d, but cannot fill white"
" because pixel format is %d (size in bytes %d)!"
" Proceeding with unmodified channels.\n",
info.m_SrcName,
info.m_numChannelsMax, pTexture->Format(), ImageLoader::SizeInBytes( pTexture->Format() ) );
Assert( 0 );
}
else
{
// Fill other channels with white
unsigned char *pDestBits = pTexture->ImageData( nFrame, nFace, 0, 0, 0, z );
int nWidth = pTexture->Width();
int nHeight = pTexture->Height();
int nPaintOff = info.m_numChannelsMax;
int nPaintBytes = 4 - nPaintOff;
pDestBits += nPaintOff;
for( int j = 0; j < nHeight; ++ j )
{
for ( int k = 0; k < nWidth; ++ k, pDestBits += 4 )
{
memset( pDestBits, 0xFF, nPaintBytes );
}
}
}
}
return true;
}
//-----------------------------------------------------------------------------
// Loads source image data
//-----------------------------------------------------------------------------
static bool LoadSourceImages( IVTFTexture *pTexture, const char *pFullNameWithoutExtension,
bool *pbGenerateSphereMaps,
VTexConfigInfo_t &info )
{
static char pSrcName[1024];
bool bGenerateSpheremaps = false;
// The input file name here is simply for error reporting
char *pInputFileName = ( char * )stackalloc( strlen( pFullNameWithoutExtension ) + strlen( GetSourceExtension() ) + 1 );
strcpy( pInputFileName, pFullNameWithoutExtension );
strcat( pInputFileName, GetSourceExtension() );
int nFrameCount;
bool bAnimated = !( info.m_nStartFrame == -1 || info.m_nEndFrame == -1 );
if( !bAnimated )
{
nFrameCount = 1;
}
else
{
nFrameCount = info.m_nEndFrame - info.m_nStartFrame + 1;
}
bool bIsCubeMap = (info.m_nFlags & TEXTUREFLAGS_ENVMAP) != 0;
bool bIsVolumeTexture = ( info.m_nVolumeTextureDepth > 1 );
// Iterate over all faces of all frames
int nFaceCount = bIsCubeMap ? CUBEMAP_FACE_COUNT : 1;
for( int iFrame = 0; iFrame < nFrameCount; ++iFrame )
{
for( int iFace = 0; iFace < nFaceCount; ++iFace )
{
for ( int z = 0; z < info.m_nVolumeTextureDepth; ++z )
{
// Generate the filename to load....
MakeSrcFileName( pSrcName, info.m_nFlags, pFullNameWithoutExtension,
iFrame, iFace, bIsVolumeTexture ? z : -1, bIsCubeMap, info.m_nStartFrame, info.m_nEndFrame, info.m_bNormalToDuDv );
// Don't fail if the 7th iFace of a cubemap isn't loaded...
// that just means that we're gonna have to build the spheremap ourself.
bool bFailOnError = !bIsCubeMap || (iFace != CUBEMAP_FACE_SPHEREMAP);
// Load the TGA from disk...
CUtlBuffer tgaBuffer;
if ( !LoadFile( pSrcName, tgaBuffer, bFailOnError,
( g_eMode != eModePSD ) ? &info.m_uiInputHash : NULL ) )
{
// If we want to fail on error and VTexError didn't abort then
// simply notify the caller that we failed
if ( bFailOnError )
return false;
// The only other way we can get here is if LoadFile tried to load a spheremap and failed
bGenerateSpheremaps = true;
continue;
}
// Initialize the VTF Texture here if we haven't already....
// Note that we have to do it here because we have to get the width + height from the file
if (!pTexture->ImageData())
{
InitializeSrcTexture( pTexture, pSrcName, tgaBuffer, info.m_nVolumeTextureDepth, nFrameCount, info );
// Re-seek back to the front of the buffer so LoadFaceFromTGA works
tgaBuffer.SeekGet( CUtlBuffer::SEEK_HEAD, 0 );
}
strcpy( info.m_SrcName, pSrcName );
// NOTE: This here will generate all mip levels of the source image
if (!LoadFace( pTexture, tgaBuffer, z, iFrame, iFace, 2.2, info ))
{
Error( "Error loading texture %s\n", pInputFileName );
}
}
}
}
if ( pbGenerateSphereMaps )
{
*pbGenerateSphereMaps = bGenerateSpheremaps;
}
return true;
}
void PreprocessSkyBox( char *pFullNameWithoutExtension, int *iSkyboxFace )
{
// When we get here, it means that we're processing one face of a skybox, but we're going to
// load all the faces and treat it as a cubemap so we can do the edge matching.
// Since they passed in only one face of the skybox, there's a 2 letter extension we want to get rid of.
int len = strlen( pFullNameWithoutExtension );
if ( len >= 3 )
{
// Make sure there really is a 2 letter extension.
char *pEnd = &pFullNameWithoutExtension[ len - 2 ];
*iSkyboxFace = -1;
for ( int i=0; i < ARRAYSIZE( g_CubemapFacingNames ); i++ )
{
if ( stricmp( pEnd, g_CubemapFacingNames[i] ) == 0 )
{
*iSkyboxFace = i;
break;
}
}
// Cut off the 2 letter extension.
if ( *iSkyboxFace != -1 )
{
pEnd[0] = 0;
return;
}
}
Error( "PreprocessSkyBox: filename %s doesn't have a proper extension (bk, dn, rt, etc..)\n", pFullNameWithoutExtension );
}
// Right now, we've got a full cubemap, and we want to return the one face of the
// skybox that we're supposed to be processing.
IVTFTexture* PostProcessSkyBox( IVTFTexture *pTexture, int iSkyboxFace )
{
int nFlags = pTexture->Flags();
Assert( nFlags & TEXTUREFLAGS_ENVMAP ); // Should have been treated as an envmap till now.
nFlags &= ~TEXTUREFLAGS_ENVMAP; // But it ends now!
IVTFTexture *pRet = CreateVTFTexture();
if ( !pRet->Init( pTexture->Width(), pTexture->Height(), 1, pTexture->Format(), nFlags, pTexture->FrameCount() ) )
Error( "PostProcessSkyBox: IVTFTexture::Init() failed.\n" );
// Now just dump the data for the face we want to keep.
int nMips = min( pTexture->MipCount(), pRet->MipCount() );
for ( int iMip=0; iMip < nMips; iMip++ )
{
int mipSize = pTexture->ComputeMipSize( iMip );
if ( pRet->ComputeMipSize( iMip ) != mipSize )
{
Error( "PostProcessSkyBox: ComputeMipSize differs (src=%d, dest=%d)\n", mipSize, pRet->ComputeMipSize( iMip ) );
}
for ( int iFrame=0; iFrame < pTexture->FrameCount(); iFrame++ )
{
unsigned char *pDest = pRet->ImageData( iFrame, 0, iMip );
const unsigned char *pSrc = pTexture->ImageData( iFrame, iSkyboxFace, iMip );
memcpy( pDest, pSrc, mipSize );
}
}
// Note: there are a few things that don't get copied here, like alpha test threshold
// and bumpscale, but we shouldn't need those for skyboxes anyway.
// Get rid of the full cubemap one and return the single-face one.
DestroyVTFTexture( pTexture );
return pRet;
}
void MakeDirHier( const char *pPath )
{
#ifdef POSIX
#define mkdir(s) mkdir(s, S_IRWXU | S_IRWXG | S_IRWXO )
#endif
char temp[1024];
Q_strncpy( temp, pPath, 1024 );
int i;
for( i = 0; i < strlen( temp ); i++ )
{
if( temp[i] == '/' || temp[i] == '\\' )
{
temp[i] = '\0';
// DebugOut( "mkdir( %s )\n", temp );
mkdir( temp );
temp[i] = CORRECT_PATH_SEPARATOR;
}
}
// DebugOut( "mkdir( %s )\n", temp );
mkdir( temp );
}
static uint8 GetClampingValue( int nClampSize )
{
if ( nClampSize <= 0 )
return 30; // ~1 billion
int nRet = 0;
while ( nClampSize > 1 )
{
nClampSize >>= 1;
nRet++;
}
return nRet;
}
static void SetTextureLodData( IVTFTexture *pTexture, VTexConfigInfo_t const &info )
{
if (
( info.m_nMaxDimensionX > 0 && info.m_nMaxDimensionX < pTexture->Width() ) ||
( info.m_nMaxDimensionY > 0 && info.m_nMaxDimensionY < pTexture->Height() ) ||
( info.m_nMaxDimensionX_360 > 0 && info.m_nMaxDimensionX_360 < pTexture->Width() ) ||
( info.m_nMaxDimensionY_360 > 0 && info.m_nMaxDimensionY_360 < pTexture->Height() )
)
{
TextureLODControlSettings_t lodChunk;
memset( &lodChunk, 0, sizeof( lodChunk ) );
lodChunk.m_ResolutionClampX = GetClampingValue( info.m_nMaxDimensionX );
lodChunk.m_ResolutionClampY = GetClampingValue( info.m_nMaxDimensionY );
lodChunk.m_ResolutionClampX_360 = GetClampingValue( info.m_nMaxDimensionX_360 );
lodChunk.m_ResolutionClampY_360 = GetClampingValue( info.m_nMaxDimensionY_360 );
pTexture->SetResourceData( VTF_RSRC_TEXTURE_LOD_SETTINGS, &lodChunk, sizeof( lodChunk ) );
}
}
static void AttachShtFile( const char *pFullNameWithoutExtension, IVTFTexture *pTexture, CRC32_t *puiHash )
{
char shtName[MAX_PATH];
Q_strncpy( shtName, pFullNameWithoutExtension, sizeof(shtName) );
Q_SetExtension( shtName, ".sht", sizeof(shtName) );
struct _stat statBuf;
if( _stat( shtName, &statBuf ) == -1 )
return;
printf( "Attaching .sht file %s.\n", shtName );
// Ok, the file exists. Read it.
CUtlBuffer buf;
if ( !LoadFile( shtName, buf, false, puiHash ) )
return;
pTexture->SetResourceData( VTF_RSRC_SHEET, buf.Base(), buf.TellPut() );
}
//-----------------------------------------------------------------------------
// Does the dirty deed and generates a VTF file
//-----------------------------------------------------------------------------
bool ProcessFiles( const char *pFullNameWithoutExtension,
const char *pOutputDir, const char *pBaseName,
bool isCubeMap, VTexConfigInfo_t &info )
{
// force clamps/clampt for cube maps
if( isCubeMap )
{
info.m_nFlags |= TEXTUREFLAGS_ENVMAP;
info.m_nFlags |= TEXTUREFLAGS_CLAMPS;
info.m_nFlags |= TEXTUREFLAGS_CLAMPT;
}
// Create the texture we're gonna store out
SmartIVtfTexture pVTFTexture( CreateVTFTexture() );
int iSkyboxFace = 0;
char fullNameTemp[512];
if ( info.m_bSkyBox )
{
Q_strncpy( fullNameTemp, pFullNameWithoutExtension, sizeof( fullNameTemp ) );
pFullNameWithoutExtension = fullNameTemp;
PreprocessSkyBox( fullNameTemp, &iSkyboxFace );
}
// Load the source images into the texture
bool bGenerateSpheremaps = false;
bool bLoadedSourceImages = LoadSourceImages( pVTFTexture.Get(),
pFullNameWithoutExtension, &bGenerateSpheremaps, info );
if ( !bLoadedSourceImages )
{
VTexError( "Can't load source images for \"%s\"\n", pFullNameWithoutExtension );
return false;
}
// Attach a sheet file if present
AttachShtFile( pFullNameWithoutExtension, pVTFTexture.Get(), &info.m_uiInputHash );
// No more file loads, finalize the sources hash
CRC32_Final( &info.m_uiInputHash );
pVTFTexture->SetResourceData( VTexConfigInfo_t::VTF_INPUTSRC_CRC, &info.m_uiInputHash, sizeof( info.m_uiInputHash ) );
CRC32_t crcWritten = info.m_uiInputHash;
// Name of the destination file
char dstFileName[1024];
sprintf( dstFileName, "%s/%s%s.vtf", pOutputDir, pBaseName, ( ( eModePFM == g_eMode ) && isCubeMap ) ? ".hdr" : "" );
// Now if we are only validating the CRC
if( CommandLine()->FindParm( "-crcvalidate" ) )
{
CUtlBuffer bufFile;
bool bLoad = LoadFile( dstFileName, bufFile, false, NULL );
if ( !bLoad )
{
fprintf( stderr, "LOAD ERROR: %s\n", dstFileName );
return false;
}
SmartIVtfTexture spExistingVtf( CreateVTFTexture() );
bLoad = spExistingVtf->Unserialize( bufFile );
if ( !bLoad )
{
fprintf( stderr, "UNSERIALIZE ERROR: %s\n", dstFileName );
return false;
}
size_t numDataBytes;
void *pCrcData = spExistingVtf->GetResourceData( VTexConfigInfo_t::VTF_INPUTSRC_CRC, &numDataBytes );
if ( !pCrcData || numDataBytes != sizeof( CRC32_t ) )
{
fprintf( stderr, "OLD TEXTURE FORMAT: %s\n", dstFileName );
return false;
}
CRC32_t crcFile = * reinterpret_cast< CRC32_t const * >( pCrcData );
if ( crcFile != crcWritten )
{
fprintf( stderr, "CRC MISMATCH: %s\n", dstFileName );
return false;
}
fprintf( stderr, "OK: %s\n", dstFileName );
return true;
}
// Now if we are not forcing the CRC
if( !CommandLine()->FindParm( "-crcforce" ) )
{
CUtlBuffer bufFile;
if ( LoadFile( dstFileName, bufFile, false, NULL ) )
{
SmartIVtfTexture spExistingVtf( CreateVTFTexture() );
if ( spExistingVtf->Unserialize( bufFile ) )
{
size_t numDataBytes;
void *pCrcData = spExistingVtf->GetResourceData( VTexConfigInfo_t::VTF_INPUTSRC_CRC, &numDataBytes );
if ( pCrcData && numDataBytes == sizeof( CRC32_t ) )
{
CRC32_t crcFile = * reinterpret_cast< CRC32_t const * >( pCrcData );
if ( crcFile == crcWritten )
{
if( !g_Quiet )
printf( "SUCCESS: %s is up-to-date\n", dstFileName );
if( !CommandLine()->FindParm( "-crcforce" ) )
return true;
}
}
}
}
}
// Bumpmap scale..
pVTFTexture->SetBumpScale( info.m_flBumpScale );
// Alphatest threshhold
pVTFTexture->SetAlphaTestThreshholds( info.m_flAlphaThreshhold, info.m_flAlphaHiFreqThreshhold );
// Set texture lod data
SetTextureLodData( pVTFTexture.Get(), info );
// Get the texture all internally consistent and happy
bool bAllowFixCubemapOrientation = !info.m_bSkyBox; // Don't let it rotate our pseudo-cubemap faces around if it's a skybox.
pVTFTexture->SetPostProcessingSettings( &info.m_vtfProcOptions );
pVTFTexture->PostProcess( bGenerateSpheremaps, info.m_LookDir, bAllowFixCubemapOrientation );
// Compute the preferred image format
ImageFormat vtfImageFormat = ComputeDesiredImageFormat( pVTFTexture.Get(), info );
// Set up the low-res image
if (pVTFTexture->IsCubeMap())
{
// "Stage 1" of matching cubemap borders. Sometimes, it has to store off the original image.
pVTFTexture->MatchCubeMapBorders( 1, vtfImageFormat, info.m_bSkyBox );
}
else
{
CreateLowResImage( pVTFTexture.Get() );
}
// Convert to the final format
pVTFTexture->ConvertImageFormat( vtfImageFormat, info.m_bNormalToDuDv );
// Stage 2 of matching cubemap borders.
pVTFTexture->MatchCubeMapBorders( 2, vtfImageFormat, info.m_bSkyBox );
if ( info.m_bSkyBox )
{
pVTFTexture.Assign( PostProcessSkyBox( pVTFTexture.Get(), iSkyboxFace ) );
}
if ( info.IsSettings0Valid() )
{
pVTFTexture->SetResourceData( VTF_RSRC_TEXTURE_SETTINGS_EX, &info.m_exSettings0, sizeof( info.m_exSettings0 ) );
}
// Write it!
if ( g_CreateDir )
MakeDirHier( pOutputDir ); //It'll create it if it doesn't exist.
// Make sure the CRC hasn't been modified since finalized
Assert( crcWritten == info.m_uiInputHash );
CUtlBuffer outputBuf;
if (!pVTFTexture->Serialize( outputBuf ))
{
VTexError( "ERROR: \"%s\": Unable to serialize the VTF file!\n", dstFileName );
}
{
FILE *fp = fopen( dstFileName, "wb" );
if( !fp )
{
VTexError( "Can't open: %s\n", dstFileName );
}
fwrite( outputBuf.Base(), 1, outputBuf.TellPut(), fp );
fclose( fp );
}
printf("SUCCESS: Vtf file created\n");
return true;
}
const char *GetPossiblyQuotedWord( const char *pInBuf, char *pOutbuf )
{
pInBuf += strspn( pInBuf, " \t" ); // skip whitespace
const char *pWordEnd;
bool bQuote = false;
if (pInBuf[0]=='"')
{
pInBuf++;
pWordEnd=strchr(pInBuf,'"');
bQuote = true;
}
else
{
pWordEnd=strchr(pInBuf,' ');
if (! pWordEnd )
pWordEnd = strchr(pInBuf,'\t' );
if (! pWordEnd )
pWordEnd = pInBuf+strlen(pInBuf);
}
if ((! pWordEnd ) || (pWordEnd == pInBuf ) )
return NULL; // no word found
memcpy( pOutbuf, pInBuf, pWordEnd-pInBuf );
pOutbuf[pWordEnd-pInBuf]=0;
pInBuf = pWordEnd;
if ( bQuote )
pInBuf++;
return pInBuf;
}
// GetKeyValueFromBuffer:
// fills in "key" and "val" respectively and returns "true" if succeeds.
// returns false if:
// a) end-of-buffer is reached (then "val" is empty)
// b) error occurs (then "val" is the error message)
//
static bool GetKeyValueFromBuffer( CUtlBuffer &buffer, char *key, char *val )
{
char buf[2048];
while( buffer.GetBytesRemaining() )
{
buffer.GetLine( buf, sizeof( buf ) );
// Scanning algorithm
char *pComment = strpbrk( buf, "#\n\r" );
if ( pComment )
*pComment = 0;
pComment = strstr( buf, "//" );
if ( pComment)
*pComment = 0;
const char *scan = buf;
scan=GetPossiblyQuotedWord( scan, key );
if ( scan )
{
scan=GetPossiblyQuotedWord( scan, val );
if ( scan )
return true;
else
{
sprintf( val, "parameter %s has no value", key );
return false;
}
}
}
val[0] = 0;
return false;
}
//-----------------------------------------------------------------------------
// Loads the .psd file or .txt file associated with the .tga and gets out various data
//-----------------------------------------------------------------------------
static bool LoadConfigFile( const char *pFileBaseName, VTexConfigInfo_t &info, bool *isCubeMap )
{
// Tries to load .txt, then .psd
int lenBaseName = strlen( pFileBaseName );
char *pFileName = ( char * )stackalloc( lenBaseName + strlen( ".tga" ) + 1 );
strcpy( pFileName, pFileBaseName );
strcat( pFileName, ".tga" );
bool bOK = false;
info.m_LookDir = LOOK_DOWN_Z;
// Try TGA file with config
memcpy( pFileName + lenBaseName, ".tga", 4 );
if ( !bOK && ( 00 == access( pFileName, 00 ) ) ) // TGA file exists
{
g_eMode = eModeTGA;
memcpy( pFileName + lenBaseName, ".txt", 4 );
CUtlBuffer bufFile( 0, 0, CUtlBuffer::TEXT_BUFFER );
bOK = LoadFile( pFileName, bufFile, false, &info.m_uiInputHash );
if ( bOK )
{
printf("config file %s\n",pFileName);
{
char key[2048];
char val[2048];
while( GetKeyValueFromBuffer( bufFile, key, val ) )
{
info.ParseOptionKey( key, val );
}
if ( val[0] )
{
VTexError( "%s: %s\n", pFileName, val );
return false;
}
}
}
else
{
memcpy( pFileName + lenBaseName, ".tga", 4 );
printf("no config file for %s\n",pFileName);
bOK = true;
}
}
memcpy( pFileName + lenBaseName, ".tga", 4 );
// PSD file attempt
memcpy( pFileName + lenBaseName, ".psd", 4 );
if ( !bOK && ( 00 == access( pFileName, 00 ) ) ) // If PSD mode was not disabled
{
g_eMode = eModePSD;
CUtlBuffer bufFile;
bOK = LoadFile( pFileName, bufFile, false, &info.m_uiInputHash );
if ( bOK )
{
printf("config file %s\n", pFileName);
bOK = IsPSDFile( bufFile );
if ( !bOK )
{
VTexError( "%s is not a valid PSD file!\n", pFileName );
return false;
}
PSDImageResources imgres = PSDGetImageResources( bufFile );
PSDResFileInfo resFileInfo( imgres.FindElement( PSDImageResources::eResFileInfo ) );
PSDResFileInfo::ResFileInfoElement descr = resFileInfo.FindElement( PSDResFileInfo::eDescription );
if ( descr.m_pvData )
{
CUtlBuffer bufDescr( 0, 0, CUtlBuffer::TEXT_BUFFER );
bufDescr.EnsureCapacity( descr.m_numBytes );
bufDescr.Put( descr.m_pvData, descr.m_numBytes );
{
char key[2048];
char val[2048];
while( GetKeyValueFromBuffer( bufDescr, key, val ) )
{
info.ParseOptionKey( key, val );
}
if ( val[0] )
{
VTexError( "%s: %s\n", pFileName, val );
return false;
}
}
}
}
}
// PNG file attempt
memcpy( pFileName + lenBaseName, ".png", 4 );
if ( !bOK ) // If PNG mode was not disabled
{
g_eMode = eModePNG;
info.m_nFlags |= TEXTUREFLAGS_NOMIP;
bOK = true;
}
// Try TXT file as config again for TGA cubemap / PFM
memcpy( pFileName + lenBaseName, ".txt", 4 );
if ( !bOK )
{
g_eMode = eModeTGA;
CUtlBuffer bufFile( 0, 0, CUtlBuffer::TEXT_BUFFER );
bOK = LoadFile( pFileName, bufFile, false, &info.m_uiInputHash );
if ( bOK )
{
printf("config file %s\n",pFileName);
{
char key[2048];
char val[2048];
while( GetKeyValueFromBuffer( bufFile, key, val ) )
{
info.ParseOptionKey( key, val );
}
if ( val[0] )
{
VTexError( "%s: %s\n", pFileName, val );
return false;
}
}
if ( g_eMode == eModePFM )
{
if ( g_bUsedAsLaunchableDLL && !( info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_NOCOMPRESS ) )
{
info.m_nFlags |= TEXTUREFLAGS_NOMIP;
}
}
}
}
if ( !bOK )
{
VTexError( "\"%s\" does not specify valid PSD or TGA or PFM+TXT files!\n");
return false;
}
if ( info.m_bIsCubeMap )
*isCubeMap = true;
if( ( info.m_bNormalToDuDv || ( info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_NORMAL_DUDV ) ) &&
!( info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_PREMULT_COLOR_ONEOVERMIP ) )
{
printf( "Implicitly setting premultcolorbyoneovermiplevel since you are generating a dudv map\n" );
info.m_vtfProcOptions.flags0 |= VtfProcessingOptions::OPT_PREMULT_COLOR_ONEOVERMIP;
}
if( ( info.m_bNormalToDuDv || ( info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_NORMAL_DUDV ) ) )
{
printf( "Implicitly setting trilinear since you are generating a dudv map\n" );
info.m_nFlags |= TEXTUREFLAGS_TRILINEAR;
}
if( Q_stristr( pFileBaseName, "_normal" ) )
{
if( !( info.m_nFlags & TEXTUREFLAGS_NORMAL ) )
{
if( !g_Quiet )
{
fprintf( stderr, "implicitly setting:\n" );
fprintf( stderr, "\t\"normal\" \"1\"\n" );
fprintf( stderr, "since filename ends in \"_normal\"\n" );
}
info.m_nFlags |= TEXTUREFLAGS_NORMAL;
}
}
if( Q_stristr( pFileBaseName, "ssbump" ) )
{
if( !( info.m_nFlags & TEXTUREFLAGS_SSBUMP ) )
{
if( !g_Quiet )
{
fprintf( stderr, "implicitly setting:\n" );
fprintf( stderr, "\t\"ssbump\" \"1\"\n" );
fprintf( stderr, "since filename includes \"ssbump\"\n" );
}
info.m_nFlags |= TEXTUREFLAGS_SSBUMP;
}
}
if( Q_stristr( pFileBaseName, "_dudv" ) )
{
if( !info.m_bNormalToDuDv && !info.m_bDuDv )
{
if( !g_Quiet )
{
fprintf( stderr, "Implicitly setting:\n" );
fprintf( stderr, "\t\"dudv\" \"1\"\n" );
fprintf( stderr, "since filename ends in \"_dudv\"\n" );
fprintf( stderr, "If you are trying to convert from a normal map to a dudv map, put \"normaltodudv\" \"1\" in description.\n" );
}
info.m_bDuDv = true;
}
}
// turn off nice filtering if we are a cube map (takes too long with buildcubemaps) or
// if we are a normal map (looks like terd.)
if( ( info.m_nFlags & TEXTUREFLAGS_NORMAL ) || *isCubeMap )
{
if (info.m_vtfProcOptions.flags0 & VtfProcessingOptions::OPT_FILTER_NICE )
{
if ( !g_Quiet )
{
fprintf( stderr, "implicity disabling nice filtering\n" );
}
}
info.m_vtfProcOptions.flags0 &= ~VtfProcessingOptions::OPT_FILTER_NICE;
}
return true;
}
void Usage( void )
{
VTexError(
"Usage: vtex [-quiet] [-mkdir] [-shader ShaderName] [-vmtparam Param Value] tex1.txt tex2.txt . . .\n"
"-quiet : don't print anything out, don't pause for input\n"
"-warningsaserrors : treat warnings as errors\n"
"-nomkdir : don't create destination folder if it doesn't exist\n"
"-vmtparam : adds parameter and value to the .vmt file\n"
"-deducepath : deduce path of sources by target file names\n"
"-quickconvert : use with \"-dontusegamedir -quickconvert\" to upgrade old .vmt files\n"
"-crcvalidate : validate .vmt against the sources\n"
"-crcforce : generate a new .vmt even if sources crc matches\n"
"\teg: -vmtparam $ignorez 1 -vmtparam $translucent 1\n"
"Note that you can use wildcards and that you can also chain them\n"
"e.g. materialsrc/monster1/*.tga materialsrc/monster2/*.tga\n" );
}
bool GetOutputDir( const char *inputName, char *outputDir )
{
if ( g_ForcedOutputDir[0] )
{
strcpy( outputDir, g_ForcedOutputDir );
}
else
{
// Is inputName a relative path?
char buf[MAX_PATH];
Q_MakeAbsolutePath( buf, sizeof( buf ), inputName, NULL );
Q_FixSlashes( buf );
char szSearch[MAX_PATH] = { 0 };
V_snprintf( szSearch, sizeof( szSearch ), "materialsrc%c", CORRECT_PATH_SEPARATOR );
const char *pTmp = Q_stristr( buf, szSearch );
if( !pTmp )
{
return false;
}
pTmp += strlen( "materialsrc/" );
strcpy( outputDir, gamedir );
strcat( outputDir, "materials/" );
strcat( outputDir, pTmp );
Q_StripFilename( outputDir );
}
if( !g_Quiet )
{
printf( "output directory: %s\n", outputDir );
}
return true;
}
bool IsCube( const char *inputName )
{
char tgaName[MAX_PATH];
// Do Strcmp for ".hdr" to make sure we aren't ripping too much stuff off.
Q_StripExtension( inputName, tgaName, MAX_PATH );
const char *pInputExtension = inputName + Q_strlen( tgaName );
Q_strncat( tgaName, "rt", MAX_PATH, COPY_ALL_CHARACTERS );
Q_strncat( tgaName, pInputExtension, MAX_PATH, COPY_ALL_CHARACTERS );
Q_strncat( tgaName, GetSourceExtension(), MAX_PATH, COPY_ALL_CHARACTERS );
struct _stat buf;
if( _stat( tgaName, &buf ) != -1 )
{
return true;
}
else
{
return false;
}
}
#ifdef WIN32
int Find_Files( WIN32_FIND_DATA &wfd, HANDLE &hResult, const char *basedir, const char *extension )
{
char filename[MAX_PATH] = {0};
BOOL bMoreFiles = FindNextFile( hResult, &wfd);
if ( bMoreFiles )
{
// Skip . and ..
if ( wfd.cFileName[0] == '.' )
{
return FF_TRYAGAIN;
}
// If it's a subdirectory, just recurse down it
if ( (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) )
{
char subdir[MAX_PATH];
sprintf( subdir, "%s\\%s", basedir, wfd.cFileName );
// Recurse
Find_Files( wfd, hResult, basedir, extension );
return FF_TRYAGAIN;
}
// Check that it's a tga
//
char fname[_MAX_FNAME] = {0};
char ext[_MAX_EXT] = {0};
_splitpath( wfd.cFileName, NULL, NULL, fname, ext );
// Not the type we want.
if ( stricmp( ext, extension ) )
return FF_DONTPROCESS;
// Check for .vmt
sprintf( filename, "%s\\%s.vmt", basedir, fname );
// Exists, so don't overwrite it
if ( access( filename, 0 ) != -1 )
return FF_TRYAGAIN;
char texturename[ _MAX_PATH ] = {0};
char *p = ( char * )basedir;
// Skip over the base path to get a material system relative path
// p += strlen( wfd.cFileName ) + 1;
// Construct texture name
sprintf( texturename, "%s\\%s", p, fname );
// Convert all to lower case
strlwr( texturename );
strlwr( filename );
}
return bMoreFiles;
}
#endif
bool Process_File( char *pInputBaseName, int maxlen )
{
char outputDir[1024];
Q_FixSlashes( pInputBaseName, '/' );
Q_StripExtension( pInputBaseName, pInputBaseName, maxlen );
if ( CommandLine()->FindParm( "-deducepath" ) )
{
strcpy( outputDir, pInputBaseName );
// If it is not a full path, try making it a full path
if ( pInputBaseName[0] != '/' &&
pInputBaseName[1] != ':' )
{
// Convert to full path
getcwd( outputDir, sizeof( outputDir ) );
Q_FixSlashes( outputDir, '/' );
Q_strncat( outputDir, "/", sizeof( outputDir ) );
Q_strncat( outputDir, pInputBaseName, sizeof( outputDir ) );
}
// If it is pointing inside "/materials/" make it go for "/materialsrc/"
char *pGame = strstr( outputDir, "/game/" );
char *pMaterials = strstr( outputDir, "/materials/" );
if ( pGame && pMaterials && ( pGame < pMaterials ) )
{
// "u:/data/game/tf/materials/" -> "u:/data/content/tf/materialsrc/"
int numExtraBytes = strlen( "/content/.../materialsrc/" ) - strlen( "/game/.../materials/" );
int numConvertBytes = pMaterials + strlen( "/materials/" ) - outputDir;
memmove( outputDir + numConvertBytes + numExtraBytes, outputDir + numConvertBytes, strlen( outputDir ) - numConvertBytes + 1 );
int numMidBytes = pMaterials - pGame - strlen( "/game" );
memmove( pGame + strlen( "/content" ), pGame + strlen( "/game" ), numMidBytes );
memmove( pGame, "/content", strlen( "/content" ) );
memmove( pGame + strlen( "/content" ) + numMidBytes, "/materialsrc/", strlen( "/materialsrc/" ) );
}
Q_strncpy( pInputBaseName, outputDir, maxlen );
}
if( !g_Quiet )
{
printf( "input file: %s\n", pInputBaseName );
}
if(g_UseGameDir && !GetOutputDir( pInputBaseName, outputDir ) )
{
VTexError( "Problem figuring out outputdir for %s\n", pInputBaseName );
return FALSE;
}
else if (!g_UseGameDir)
{
strcpy(outputDir, pInputBaseName);
Q_StripFilename(outputDir);
}
// Usage:
// vtex -dontusegamedir -quickconvert u:\data\game\tf\texture.vtf
// Will read the old texture format and write the new texture format
//
if ( CommandLine()->FindParm( "-quickconvert" ) )
{
printf( "Quick convert of '%s'...\n", pInputBaseName );
char chFileNameConvert[ 512 ];
sprintf( chFileNameConvert, "%s.vtf", pInputBaseName );
IVTFTexture *pVtf = CreateVTFTexture();
CUtlBuffer bufFile;
LoadFile( chFileNameConvert, bufFile, true, NULL );
bool bRes = pVtf->Unserialize( bufFile );
if ( !bRes )
VTexError( "Failed to read '%s'!\n", chFileNameConvert );
// Determine the CRC if it was there
// CRC32_t uiDataHash = 0;
// CRC32_t *puiDataHash = &uiDataHash;
// Assert( sizeof( uiDataHash ) == sizeof( int ) );
// if ( !pVtf->GetResourceData( VTexConfigInfo_t::VTF_INPUTSRC_CRC, ... ) )
AttachShtFile( pInputBaseName, pVtf, NULL );
// Update the CRC
// if ( puiDataHash )
// {
// pVtf->InitResourceDataSection( VTexConfigInfo_t::VTF_INPUTSRC_CRC, *puiDataHash );
// }
// Remove the CRC when quick-converting
pVtf->SetResourceData( VTexConfigInfo_t::VTF_INPUTSRC_CRC, NULL, 0 );
bufFile.Clear();
bRes = pVtf->Serialize( bufFile );
if ( !bRes )
VTexError( "Failed to write '%s'!\n", chFileNameConvert );
DestroyVTFTexture( pVtf );
if ( FILE *fw = fopen( chFileNameConvert, "wb" ) )
{
fwrite( bufFile.Base(), 1, bufFile.TellPut(), fw );
fclose( fw );
}
else
VTexError( "Failed to open '%s' for writing!\n", chFileNameConvert );
printf( "... succeeded.\n" );
return TRUE;
}
VTexConfigInfo_t info;
bool isCubeMap = false;
if ( !LoadConfigFile( pInputBaseName, info, &isCubeMap ) )
return FALSE;
if( !isCubeMap )
{
isCubeMap = IsCube( pInputBaseName );
}
if( ( info.m_nStartFrame == -1 && info.m_nEndFrame != -1 ) ||
( info.m_nStartFrame != -1 && info.m_nEndFrame == -1 ) )
{
VTexError( "%s: If you use startframe, you must use endframe, and vice versa.\n", pInputBaseName );
return FALSE;
}
const char *pBaseName = &pInputBaseName[strlen( pInputBaseName ) - 1];
while( (pBaseName >= pInputBaseName) && *pBaseName != '\\' && *pBaseName != '/' )
{
pBaseName--;
}
pBaseName++;
bool bProcessedFilesOK = ProcessFiles( pInputBaseName, outputDir, pBaseName, isCubeMap, info );
if ( !bProcessedFilesOK )
return FALSE;
// create vmts if necessary
if( g_ShaderName )
{
char buf[1024];
sprintf( buf, "%s/%s.vmt", outputDir, pBaseName );
const char *tmp = Q_stristr( outputDir, "materials" );
FILE *fp;
if( tmp )
{
// check if the file already exists.
fp = fopen( buf, "r" );
if( fp )
{
if ( !g_Quiet )
fprintf( stderr, "vmt file \"%s\" already exists\n", buf );
fclose( fp );
}
else
{
fp = fopen( buf, "w" );
if( fp )
{
if ( !g_Quiet )
fprintf( stderr, "Creating vmt file: %s/%s\n", tmp, pBaseName );
tmp += strlen( "materials/" );
fprintf( fp, "\"%s\"\n", g_ShaderName );
fprintf( fp, "{\n" );
fprintf( fp, "\t\"$baseTexture\" \"%s/%s\"\n", tmp, pBaseName );
int i;
for( i=0;i<g_NumVMTParams;i++ )
{
fprintf( fp, "\t\"%s\" \"%s\"\n", g_VMTParams[i].m_szParam, g_VMTParams[i].m_szValue );
}
fprintf( fp, "}\n" );
fclose( fp );
}
else
{
VTexWarning( "Couldn't open \"%s\" for writing\n", buf );
}
}
}
else
{
VTexWarning( "Couldn't find \"materials/\" in output path\n", buf );
}
}
return TRUE;
}
static SpewRetval_t VTexOutputFunc( SpewType_t spewType, char const *pMsg )
{
printf( "%s", pMsg );
if (spewType == SPEW_ERROR)
{
return SPEW_ABORT;
}
return (spewType == SPEW_ASSERT) ? SPEW_DEBUGGER : SPEW_CONTINUE;
}
class CVTex : public CTier2AppSystem< IVTex >, public ILaunchableDLL
{
public:
int VTex( int argc, char **argv );
// ILaunchableDLL, used by vtex.exe.
virtual int main( int argc, char **argv )
{
g_bUsedAsLaunchableDLL = true;
// Being used as a launchable DLL, we don't want to blow away the host app's command line
CUtlString strOrigCmdLine( CommandLine()->GetCmdLine() );
// Run the vtex logic
int iResult = VTex( argc, argv );
// Restore command line
CommandLine()->CreateCmdLine( strOrigCmdLine.Get() );
return iResult;
}
virtual int VTex( CreateInterfaceFn fsFactory, const char *pGameDir, int argc, char **argv )
{
g_pFileSystem = g_pFullFileSystem = (IFileSystem*)fsFactory( FILESYSTEM_INTERFACE_VERSION, NULL );
if ( !g_pFileSystem )
{
Error( "IVTex3::VTex - fsFactory can't get '%s' interface.", FILESYSTEM_INTERFACE_VERSION );
return 0;
}
Q_strncpy( gamedir, pGameDir, sizeof( gamedir ) );
Q_AppendSlash( gamedir, sizeof( gamedir ) );
// When being used embedded in a host app, we don't want to blow away the host app's command line
CUtlString strOrigCmdLine( CommandLine()->GetCmdLine() );
int iResult = VTex( argc, argv );
// Restore command line
CommandLine()->CreateCmdLine( strOrigCmdLine.Get() );
return iResult;
}
};
static class CSuggestGameDirHelper
{
public:
static bool SuggestFn( CFSSteamSetupInfo const *pFsSteamSetupInfo, char *pchPathBuffer, int nBufferLength, bool *pbBubbleDirectories );
bool MySuggestFn( CFSSteamSetupInfo const *pFsSteamSetupInfo, char *pchPathBuffer, int nBufferLength, bool *pbBubbleDirectories );
public:
CSuggestGameDirHelper() : m_pszInputFiles( NULL ), m_numInputFiles( 0 ) {}
public:
char const * const *m_pszInputFiles;
size_t m_numInputFiles;
} g_suggestGameDirHelper;
bool CSuggestGameDirHelper::SuggestFn( CFSSteamSetupInfo const *pFsSteamSetupInfo, char *pchPathBuffer, int nBufferLength, bool *pbBubbleDirectories )
{
return g_suggestGameDirHelper.MySuggestFn( pFsSteamSetupInfo, pchPathBuffer, nBufferLength, pbBubbleDirectories );
}
bool CSuggestGameDirHelper::MySuggestFn( CFSSteamSetupInfo const *pFsSteamSetupInfo, char *pchPathBuffer, int nBufferLength, bool *pbBubbleDirectories )
{
if ( !m_numInputFiles || !m_pszInputFiles )
return false;
if ( pbBubbleDirectories )
*pbBubbleDirectories = true;
for ( int k = 0; k < m_numInputFiles; ++ k )
{
Q_MakeAbsolutePath( pchPathBuffer, nBufferLength, m_pszInputFiles[ k ] );
return true;
}
return false;
}
int CVTex::VTex( int argc, char **argv )
{
// CommandLine()->CreateCmdLine( argc, argv );
if ( g_bUsedAsLaunchableDLL )
{
SpewOutputFunc( VTexOutputFunc );
}
MathLib_Init( 2.2f, 2.2f, 0.0f, 1.0f, false, false, false, false );
if( argc < 2 )
{
Usage();
return -1;
}
g_UseGameDir = false; // make sure this is initialized to true.
bool bCreatedFilesystem = false;
int i;
i = 1;
while( i < argc )
{
if( stricmp( argv[i], "-quiet" ) == 0 )
{
i++;
g_Quiet = true;
}
else if ( stricmp( argv[i], "-warningsaserrors" ) == 0 )
{
i++;
g_bWarningsAsErrors = true;
}
else if ( stricmp( argv[i], "-nomkdir" ) == 0 )
{
i++;
g_CreateDir = false;
}
else if ( stricmp( argv[i], "-outdir" ) == 0 )
{
V_strcpy_safe( g_ForcedOutputDir, argv[i+1] );
i += 2;
}
else if( stricmp( argv[i], "-shader" ) == 0 )
{
i++;
if( i < argc )
{
g_ShaderName = argv[i];
i++;
}
}
else if( stricmp(argv[i], "-crcvalidate") == 0 )
{
i++;
}
else if( stricmp(argv[i], "-crcforce") == 0 )
{
i++;
}
else if( stricmp( argv[i], "-vmtparam" ) == 0 )
{
if( g_NumVMTParams < MAX_VMT_PARAMS )
{
i++;
if( i < argc - 1 )
{
g_VMTParams[g_NumVMTParams].m_szParam = argv[i];
i++;
if( i < argc - 1 )
{
g_VMTParams[g_NumVMTParams].m_szValue = argv[i];
i++;
}
else
{
g_VMTParams[g_NumVMTParams].m_szValue = "";
}
if( !g_Quiet )
{
fprintf( stderr, "Adding .vmt parameter: \"%s\"\t\"%s\"\n",
g_VMTParams[g_NumVMTParams].m_szParam,
g_VMTParams[g_NumVMTParams].m_szValue );
}
g_NumVMTParams++;
}
}
else
{
fprintf( stderr, "Exceeded max number of vmt parameters, extra ignored ( max %d )\n", MAX_VMT_PARAMS );
}
}
else
{
break;
}
}
// Set the suggest game info directory helper
g_suggestGameDirHelper.m_pszInputFiles = argv + i;
g_suggestGameDirHelper.m_numInputFiles = argc - i;
SetSuggestGameInfoDirFn( CSuggestGameDirHelper::SuggestFn );
// g_pFileSystem may have been inherited with -inherit_filesystem.
if (g_UseGameDir && !g_pFileSystem)
{
FileSystem_Init( argv[i] );
bCreatedFilesystem = true;
Q_FixSlashes( gamedir, '/' );
}
// Parse args
for( ; i < argc; i++ )
{
if ( argv[i][0] == '-' )
continue; // Assuming flags
char pInputBaseName[MAX_PATH];
Q_strncpy( pInputBaseName, argv[i], sizeof(pInputBaseName) );
// int maxlen = Q_strlen( pInputBaseName ) + 1;
if ( !Q_strstr( pInputBaseName, "*." ) )
{
Process_File( pInputBaseName, sizeof(pInputBaseName) );
continue;
}
}
if ( bCreatedFilesystem )
{
FileSystem_Term();
}
if ( g_bUsedAsLaunchableDLL )
{
// Make sure any further spew doesn't call the function in this module (which will be unloaded shortly)
SpewOutputFunc( NULL );
}
return 0;
}
CVTex g_VTex;
EXPOSE_SINGLE_INTERFACE_GLOBALVAR( CVTex, IVTex, IVTEX_VERSION_STRING, g_VTex );
EXPOSE_SINGLE_INTERFACE_GLOBALVAR( CVTex, ILaunchableDLL, LAUNCHABLE_DLL_INTERFACE_VERSION, g_VTex );