utils: mdldec: add options to:

- disable log output. - use separate directories for smd and texture files. - avoid to write paranoia 2 motion types. - ignore filesize checks. - enable UV coords shifting. - show decompiler version. - show help.
2026-08-05 03:24:56 +08:00 · 2025-03-31 11:44:49 +05:00
parent c298635728
commit 7bfcd4cef0
7 changed files with 265 additions and 103 deletions
--- a/utils/mdldec/mdldec.c
+++ b/utils/mdldec/mdldec.c
@@ -17,6 +17,7 @@ GNU General Public License for more details.
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 #include "const.h"
 #include "com_model.h"
 #include "crtlib.h"
@@ -26,12 +27,15 @@ GNU General Public License for more details.
 #include "texture.h"
 #include "utils.h"
 #include "version.h"
+#include "settings.h"
+#include "mdldec.h"

 char		  destdir[MAX_SYSPATH];
 char		  modelfile[MAX_SYSPATH];
 studiohdr_t	 *model_hdr;
 studiohdr_t	 *texture_hdr;
 studiohdr_t	**anim_hdr;
+int		  globalsettings;

 /*
 ============
@@ -104,17 +108,17 @@ static void TextureNameFix( void )

 		if( counter > 0 )
 		{
-			printf( "WARNING: Texture name \"%s\" is repeated %i times.\n", texture->name, counter );
+			LogPrintf( "WARNING: Texture name \"%s\" is repeated %i times.", texture->name, counter );

 			hasduplicates = true;
 		}
 	}

 	if( protected )
-		printf( "WARNING: Gived name to %i protected texture(s).\n", protected );
+		LogPrintf( "WARNING: Gived name to %i protected texture(s).", protected );

 	if( hasduplicates )
-		puts( "WARNING: Added numeric suffix to repeated texture name(s)." );
+		LogPutS( "WARNING: Added numeric suffix to repeated texture name(s)." );
 }

 /*
@@ -176,7 +180,7 @@ static void BodypartNameFix( void )

 				if( counter > 0 )
 				{
-					printf( "WARNING: Model name \"%s\" is repeated %i times.\n", model->name, counter );
+					LogPrintf( "WARNING: Model name \"%s\" is repeated %i times.", model->name, counter );

 					hasduplicates = true;
 				}
@@ -185,13 +189,13 @@ static void BodypartNameFix( void )
 	}

 	if( protected )
-		printf( "WARNING: Gived name to %i protected bodypart(s).\n", protected );
+		LogPrintf( "WARNING: Gived name to %i protected bodypart(s).", protected );

 	if( protected_models )
-		printf( "WARNING: Gived name to %i protected model(s).\n", protected_models );
+		LogPrintf( "WARNING: Gived name to %i protected model(s).", protected_models );

 	if( hasduplicates )
-		puts( "WARNING: Added numeric suffix to repeated bodypart name(s)." );
+		LogPutS( "WARNING: Added numeric suffix to repeated bodypart name(s)." );
 }

 /*
@@ -234,17 +238,17 @@ static void SequenceNameFix( void )

 		if( counter > 0 )
 		{
-			printf( "WARNING: Sequence name \"%s\" is repeated %i times.\n", seqdesc->label, counter );
+			LogPrintf( "WARNING: Sequence name \"%s\" is repeated %i times.", seqdesc->label, counter );

 			hasduplicates = true;
 		}
 	}

 	if( protected )
-		printf( "WARNING: Gived name to %i protected sequence(s).\n", protected );
+		LogPrintf( "WARNING: Gived name to %i protected sequence(s).", protected );

 	if( hasduplicates )
-		puts( "WARNING: Added numeric suffix to repeated sequence name(s)." );
+		LogPutS( "WARNING: Added numeric suffix to repeated sequence name(s)." );
 }

 /*
@@ -266,7 +270,7 @@ static void BoneNameFix( void )
 	}

 	if( protected )
-		printf( "WARNING: Gived name to %i protected bone(s).\n", protected );
+		LogPrintf( "WARNING: Gived name to %i protected bone(s).", protected );
 }

 /*
@@ -285,13 +289,13 @@ static qboolean LoadMDL( const char *modelname )
 	const char	 id_mdlhdr[] = {'I', 'D', 'S', 'T'};
 	const char	 id_seqhdr[] = {'I', 'D', 'S', 'Q'};

-	printf( "MDL: %s\n", modelname );
+	LogPrintf( "MDL: %s.", modelname );

 	len = Q_strlen( modelname );

 	if( len > MAX_SYSPATH - 3 )
 	{
-		fputs( "ERROR: Source path is too long.\n", stderr );
+		LogPutS( "ERROR: Source path is too long.");
 		return false;
 	}

@@ -299,13 +303,13 @@ static qboolean LoadMDL( const char *modelname )

 	if( !ext )
 	{
-		fprintf( stderr, "ERROR: Source file does not have extension.\n" );
+		LogPutS( "ERROR: Source file does not have extension." );
 		return false;
 	}

 	if( Q_stricmp( ext, "mdl" ) )
 	{
-		fprintf( stderr, "ERROR: Only .mdl-files is supported.\n" );
+		LogPutS( "ERROR: Only .mdl-files is supported." );
 		return false;
 	}

@@ -313,35 +317,47 @@ static qboolean LoadMDL( const char *modelname )

 	if( !model_hdr )
 	{
-		fprintf( stderr, "ERROR: Can't open %s\n", modelname );
+		LogPrintf( "ERROR: Can't open %s.", modelname );
 		return false;
 	}

-	if( filesize < sizeof( studiohdr_t ) || filesize != model_hdr->length )
+	if( filesize < sizeof( studiohdr_t ))
 	{
-		fprintf( stderr, "ERROR: Wrong file size! File %s may be corrupted!\n", modelname );
+		LogPrintf( "ERROR: Wrong file size! File %s may be corrupted!", modelname );
 		return false;
 	}

+	if( filesize != model_hdr->length )
+	{
+		// Some bad studio model compiler don't write file length
+		if( globalsettings & SETTINGS_NOVALIDATION )
+			LogPrintf( "WARNING: Wrong file size! File %s may be corrupted!", modelname );
+		else
+		{
+			LogPrintf( "ERROR: Wrong file size! File %s may be corrupted!", modelname );
+			return false;
+		}
+	}
+
 	if( memcmp( &model_hdr->ident, id_mdlhdr, sizeof( id_mdlhdr ) ) )
 	{
 		if( !memcmp( &model_hdr->ident, id_seqhdr, sizeof( id_seqhdr ) ) )
-			fprintf( stderr, "ERROR: %s is not a main HL model file.\n", modelname );
+			LogPrintf( "ERROR: %s is not a main HL model file.", modelname );
 		else
-			fprintf( stderr, "ERROR: %s is not a valid HL model file.\n", modelname );
+			LogPrintf( "ERROR: %s is not a valid HL model file.", modelname );

 		return false;
 	}

 	if( model_hdr->version != STUDIO_VERSION )
 	{
-		fprintf( stderr, "ERROR: %s has unknown Studio MDL format version %d.\n", modelname, model_hdr->version );
+		LogPrintf( "ERROR: %s has unknown Studio MDL format version %d.", modelname, model_hdr->version );
 		return false;
 	}

 	if( !model_hdr->numbodyparts )
 	{
-		fprintf( stderr, "ERROR: %s is not a main HL model file.\n", modelname );
+		LogPrintf( "ERROR: %s is not a main HL model file.", modelname );
 		return false;
 	}

@@ -376,21 +392,33 @@ static qboolean LoadMDL( const char *modelname )
 			if( !texture_hdr )
 #endif
 			{
-				fprintf( stderr, "ERROR: Can't open external textures file %s\n", texturename );
+				LogPrintf( "ERROR: Can't open external textures file %s.", texturename );
 				return false;
 			}
 		}

-		if( filesize < sizeof( studiohdr_t ) || filesize != texture_hdr->length )
+		if( filesize < sizeof( studiohdr_t ) )
 		{
-			fprintf( stderr, "ERROR: Wrong file size! File %s may be corrupted!\n", texturename );
+			LogPrintf( "ERROR: Wrong file size! File %s may be corrupted!", texturename );
 			return false;
 		}

+		if( filesize != texture_hdr->length )
+		{
+			// Some bad studio model compiler don't write file length
+			if( globalsettings & SETTINGS_NOVALIDATION )
+				LogPrintf( "WARNING: Wrong file size! File %s may be corrupted!", texturename );
+			else
+			{
+				LogPrintf( "ERROR: Wrong file size! File %s may be corrupted!", texturename );
+				return false;
+			}
+		}
+
 		if( memcmp( &texture_hdr->ident, id_mdlhdr, sizeof( id_mdlhdr ) )
 		    || !texture_hdr->numtextures )
 		{
-			fprintf( stderr, "ERROR: %s is not a valid external textures file.\n", texturename );
+			LogPrintf( "ERROR: %s is not a valid external textures file.", texturename );
 			return false;
 		}
 	}
@@ -401,7 +429,7 @@ static qboolean LoadMDL( const char *modelname )

 	if( !anim_hdr )
 	{
-		fputs( "ERROR: Couldn't allocate memory for sequences.\n", stderr );
+		LogPutS( "ERROR: Couldn't allocate memory for sequences." );
 		return false;
 	}

@@ -419,19 +447,31 @@ static qboolean LoadMDL( const char *modelname )

 			if( !anim_hdr[i] )
 			{
-				fprintf( stderr, "ERROR: Can't open sequence file %s\n", seqgroupname );
+				LogPrintf( "ERROR: Can't open sequence file %s.", seqgroupname );
 				return false;
 			}

-			if( filesize < sizeof( studiohdr_t ) || filesize != anim_hdr[i]->length )
+			if( filesize < sizeof( studiohdr_t ))
 			{
-				fprintf( stderr, "ERROR: Wrong file size! File %s may be corrupted!\n", seqgroupname );
+				LogPrintf( "ERROR: Wrong file size! File %s may be corrupted!", seqgroupname );
 				return false;
 			}

+			if( filesize != anim_hdr[i]->length )
+			{
+				// Some bad studio model compiler don't write file length
+				if( globalsettings & SETTINGS_NOVALIDATION )
+					LogPrintf( "WARNING: Wrong file size! File %s may be corrupted!", seqgroupname );
+				else
+				{
+					LogPrintf( "ERROR: Wrong file size! File %s may be corrupted!", seqgroupname );
+					return false;
+				}
+			}
+
 			if( memcmp( &anim_hdr[i]->ident, id_seqhdr, sizeof( id_seqhdr ) ) )
 			{
-				fprintf( stderr, "ERROR: %s is not a valid sequence file.\n", seqgroupname );
+				LogPrintf( "ERROR: %s is not a valid sequence file.", seqgroupname );
 				return false;
 			}
 		}
@@ -442,12 +482,12 @@ static qboolean LoadMDL( const char *modelname )
 	// Some validation checks was found in mdldec-golang by Psycrow101
 	if( model_hdr->numhitboxes > model_hdr->numbones * ( MAXSTUDIOSRCBONES / MAXSTUDIOBONES ))
 	{
-		printf( "WARNING: Invalid hitboxes number %d.\n", model_hdr->numhitboxes );
+		LogPrintf( "WARNING: Invalid hitboxes number %d.", model_hdr->numhitboxes );
 		model_hdr->numhitboxes = 0;
 	}
 	else if( model_hdr->hitboxindex + model_hdr->numhitboxes * ( sizeof( mstudiobbox_t ) + sizeof( mstudiohitboxset_t )) > model_hdr->length )
 	{
-		printf( "WARNING: Invalid hitboxes offset %d.\n", model_hdr->hitboxindex );
+		LogPrintf( "WARNING: Invalid hitboxes offset %d.", model_hdr->hitboxindex );
 		model_hdr->numhitboxes = 0;
 	}

@@ -462,6 +502,18 @@ static qboolean LoadMDL( const char *modelname )
 	return true;
 }

+/*
+============
+ShowVersion
+============
+*/
+static void ShowVersion( void )
+{
+	LogPutS( "\nHalf-Life Studio Model Decompiler " APP_VERSION );
+	LogPutS( "Copyright Flying With Gauss 2020 (c) " );
+	LogPutS( "--------------------------------------------------" );
+}
+
 /*
 ============
 ShowHelp
@@ -469,17 +521,51 @@ ShowHelp
 */
 static void ShowHelp( const char *app_name )
 {
-	printf( "usage: %s source_file\n", app_name );
-	printf( "       %s source_file target_directory\n", app_name );
+	LogPrintf( "usage: %s [-dhlmuVv] <source_file>", app_name );
+	LogPrintf( "       %s [-dhlmuVv] <source_file> <target_directory>", app_name );
+	LogPutS( "\nnote:");
+	LogPutS( "\tby default this decompiler aimed to support extended MDL10 format from XashXT/PrimeXT/Paranoia2.");
+	LogPutS( "\tif you use an old GoldSource studio model compiler you may be need to edit .qc-file after decompilation.");
+	LogPutS( "\noptions:");
+	LogPutS( "\t-d\tplace smd and texture files to separate directories." );
+	LogPutS( "\t-m\tuse only GoldSource-compatible motion types and ignore deprecated motion types with \"A\" prefix." );
+	LogPutS( "\t-u\tenable UV coords shifting for DoomMusic's and Sven-Coop's studio model compilers.");
+	LogPutS( "\t-V\tignore some validation checks for broken models.");
+	LogPutS( "\t-l\tdo not output logs.");
+	LogPutS( "\t-v\tshow version.");
+	LogPutS( "\t-h\tthis message.");
 }

 int main( int argc, char *argv[] )
 {
-	int ret = 0;
+	int opt, ret = 0 ;

-	puts( "\nHalf-Life Studio Model Decompiler " APP_VERSION );
-	puts( "Copyright Flying With Gauss 2020 (c) " );
-	puts( "--------------------------------------------------" );
+	while( ( opt = getopt( argc, argv, "dhlmuVv" )) != -1 )
+	{
+		switch( opt )
+		{
+		case 'd': globalsettings |= SETTINGS_SEPARATERESOURCES; break;
+		case 'l': globalsettings |= SETTINGS_NOLOGS; break;
+		case 'm': globalsettings |= SETTINGS_LEGACYMOTION; break;
+		case 'u': globalsettings |= SETTINGS_UVSHIFTING; break;
+		case 'V': globalsettings |= SETTINGS_NOVALIDATION; break;
+		case 'h':
+			globalsettings = 0;
+			ShowVersion();
+			ShowHelp( argv[0] );
+			ret = 2;
+			goto end;
+		case 'v':
+			globalsettings = 0;
+			ShowVersion();
+			ret = 2;
+			goto end;
+		}
+	}
+
+	ShowVersion();
+
+	argc -= (optind - 1);

 	if( argc == 1 )
 	{
@@ -489,17 +575,17 @@ int main( int argc, char *argv[] )
 	}
 	else if( argc == 3 )
 	{
-		if( Q_strlen( argv[2] ) > MAX_SYSPATH - 2 )
+		if( Q_strlen( argv[optind + 1] ) > MAX_SYSPATH - 2 )
 		{
-			fputs( "ERROR: Destination path is too long.\n", stderr );
+			LogPutS( "ERROR: Destination path is too long.");
 			ret = 1;
 			goto end;
 		}

-		Q_strncpy( destdir, argv[2], sizeof( destdir ));
+		Q_strncpy( destdir, argv[optind + 1], sizeof( destdir ));
 	}

-	if( !LoadActivityList( argv[0] ) || !LoadMDL( argv[1] ) )
+	if( !(LoadActivityList( argv[0] ) && LoadMDL( argv[optind] )))
 	{
 		ret = 1;
 		goto end;
@@ -509,10 +595,10 @@ int main( int argc, char *argv[] )
 	WriteSMD();
 	WriteTextures();

-	puts( "Done." );
+	LogPutS( "Done." );

 end:
-	puts( "--------------------------------------------------" );
+	LogPutS( "--------------------------------------------------" );

 	return ret;
 }
--- a/utils/mdldec/qc.c
+++ b/utils/mdldec/qc.c
@@ -24,6 +24,7 @@ GNU General Public License for more details.
 #include "utils.h"
 #include "smd.h"
 #include "texture.h"
+#include "settings.h"
 #include "qc.h"

 static char	**activity_names;
@@ -49,8 +50,8 @@ qboolean LoadActivityList( const char *appname )

 		if( !p )
 		{
-			fprintf( stderr, "ERROR: Couldn't find file " ACTIVITIES_FILE ".\n" \
-			    "Place " ACTIVITIES_FILE " beside %s or set MDLDEC_ACT_PATH environment variable.\n", appname );
+			LogPrintf( "ERROR: Couldn't find file " ACTIVITIES_FILE ".\n" \
+			    "Place " ACTIVITIES_FILE " beside %s or set MDLDEC_ACT_PATH environment variable.", appname );
 			return false;
 		}

@@ -64,7 +65,7 @@ qboolean LoadActivityList( const char *appname )

 		if( !fp )
 		{
-			fputs( "ERROR: Couldn't open file " ACTIVITIES_FILE ".\n", stderr );
+			LogPutS( "ERROR: Couldn't open file " ACTIVITIES_FILE "." );
 			return false;
 		}
 	}
@@ -75,7 +76,7 @@ qboolean LoadActivityList( const char *appname )

 		if( !activity_names )
 		{
-			fputs( "ERROR: Couldn't allocate memory for activities strings.\n", stderr );
+			LogPutS( "ERROR: Couldn't allocate memory for activities strings." );
 			return false;
 		}

@@ -85,7 +86,7 @@ qboolean LoadActivityList( const char *appname )

 		if( !activity_names[activity_count - 1] )
 		{
-			fputs( "ERROR: Couldn't allocate memory for activities strings.\n", stderr );
+			LogPutS( "ERROR: Couldn't allocate memory for activities strings." );
 			return false;
 		}
 	}
@@ -139,30 +140,32 @@ static void GetMotionTypeString( int type, char *str, size_t size, qboolean is_c
 		if( type & STUDIO_ZR )
 			Q_strncat( str, " ZR", size );

-		if( type & STUDIO_LX )
-			Q_strncat( str, " LX", size );
+		if( !( globalsettings & SETTINGS_LEGACYMOTION ))
+		{
+			if( type & STUDIO_LX )
+				Q_strncat( str, " LX", size );

-		if( type & STUDIO_LY )
-			Q_strncat( str, " LY", size );
+			if( type & STUDIO_LY )
+				Q_strncat( str, " LY", size );

-		if( type & STUDIO_LZ )
-			Q_strncat( str, " LZ", size );
+			if( type & STUDIO_LZ )
+				Q_strncat( str, " LZ", size );

-		if( type & STUDIO_LXR )
-			Q_strncat( str, " LXR", size );
+			if( type & STUDIO_LXR )
+				Q_strncat( str, " LXR", size );

-		if( type & STUDIO_LYR )
-			Q_strncat( str, " LYR", size );
+			if( type & STUDIO_LYR )
+				Q_strncat( str, " LYR", size );

-		if( type & STUDIO_LZR )
-			Q_strncat( str, " LZR", size );
+			if( type & STUDIO_LZR )
+				Q_strncat( str, " LZR", size );

-		if( type & STUDIO_LINEAR )
-			Q_strncat( str, " LM", size );
-
-		if( type & STUDIO_QUADRATIC_MOTION )
-			Q_strncat( str, " LQ", size );
+			if( type & STUDIO_LINEAR )
+				Q_strncat( str, " LM", size );

+			if( type & STUDIO_QUADRATIC_MOTION )
+				Q_strncat( str, " LQ", size );
+		}
 		return;
 	}

@@ -176,17 +179,25 @@ static void GetMotionTypeString( int type, char *str, size_t size, qboolean is_c
 	case STUDIO_XR:   p = "XR";   break;
 	case STUDIO_YR:   p = "YR";   break;
 	case STUDIO_ZR:   p = "ZR";   break;
-	case STUDIO_LX:   p = "LX";   break;
-	case STUDIO_LY:   p = "LY";   break;
-	case STUDIO_LZ:   p = "LZ";   break;
-	case STUDIO_LXR:  p = "LXR";  break;
-	case STUDIO_LYR:  p = "LYR";  break;
-	case STUDIO_LZR:  p = "LZR";  break;
-	case STUDIO_LINEAR: p = "LM"; break;
-	case STUDIO_QUADRATIC_MOTION: p = "LQ"; break;
 	default: break;
 	}

+	if( !( globalsettings & SETTINGS_LEGACYMOTION ))
+	{
+		switch( type )
+		{
+		case STUDIO_LX:   p = "LX";   break;
+		case STUDIO_LY:   p = "LY";   break;
+		case STUDIO_LZ:   p = "LZ";   break;
+		case STUDIO_LXR:  p = "LXR";  break;
+		case STUDIO_LYR:  p = "LYR";  break;
+		case STUDIO_LZR:  p = "LZR";  break;
+		case STUDIO_LINEAR: p = "LM"; break;
+		case STUDIO_QUADRATIC_MOTION: p = "LQ"; break;
+		default: break;
+		}
+	}
+
 	if( p )
 		Q_strncpy( str, p, size );
 }
@@ -459,6 +470,7 @@ static void WriteSequenceInfo( FILE *fp )
 	char			 motion_types[256];
 	mstudioevent_t		*event;
 	mstudioseqdesc_t	*seqdesc;
+	const char		*seq_path;

 	if( model_hdr->numseqgroups > 1 )
 		fprintf( fp, "$sequencegroupsize %d\n\n", CalcSequenceGroupSize( ) );
@@ -469,6 +481,8 @@ static void WriteSequenceInfo( FILE *fp )

 	seqdesc = (mstudioseqdesc_t *)( (byte *)model_hdr + model_hdr->seqindex );

+	seq_path = ( globalsettings & SETTINGS_SEPARATERESOURCES ) ? DEFAULT_SEQUENCEPATH : "";
+
 	for( i = 0; i < model_hdr->numseq; ++i, ++seqdesc )
 	{
 		fprintf( fp, "$sequence \"%s\" {\n", seqdesc->label );
@@ -476,12 +490,9 @@ static void WriteSequenceInfo( FILE *fp )
 		if( seqdesc->numblends > 1 )
 		{
 			for( j = 0; j < seqdesc->numblends; j++ )
-				fprintf( fp, "\t\"" DEFAULT_SEQUENCEPATH "%s_blend%02i\"\n", seqdesc->label, j + 1 );
-		}
-		else
-		{
-			fprintf( fp, "\t\"" DEFAULT_SEQUENCEPATH "%s\"\n", seqdesc->label );
+				fprintf( fp, "\t\"%s%s_blend%02i\"\n", seq_path, seqdesc->label, j + 1 );
 		}
+		else fprintf( fp, "\t\"%s%s\"\n", seq_path, seqdesc->label );

 		if( seqdesc->activity )
 		{
@@ -493,7 +504,7 @@ static void WriteSequenceInfo( FILE *fp )
 			}
 			else
 			{
-				printf( "WARNING: Sequence %s has a custom activity flag (ACT_%i %i).\n",
+				LogPrintf( "WARNING: Sequence %s has a custom activity flag (ACT_%i %i).",
 				    seqdesc->label, seqdesc->activity, seqdesc->actweight );

 				fprintf( fp, "\tACT_%i %i\n", seqdesc->activity, seqdesc->actweight );
@@ -508,7 +519,7 @@ static void WriteSequenceInfo( FILE *fp )
 			    motion_types, seqdesc->blendstart[0], seqdesc->blendend[0] );

 			if( !seqdesc->blendtype[0] )
-				printf( "WARNING: Something wrong with blending type for sequence: %s\n", seqdesc->label );
+				LogPrintf( "WARNING: Something wrong with blending type for sequence: %s", seqdesc->label );
 		}

 		event = (mstudioevent_t *)( (byte *)model_hdr + seqdesc->eventindex );
@@ -567,7 +578,7 @@ void WriteQCScript( void )

 	if( len == -1 )
 	{
-		fprintf( stderr, "ERROR: Destination path is too long. Couldn't write %s.qc\n", modelfile );
+		LogPrintf( "ERROR: Destination path is too long. Couldn't write %s.qc.", modelfile );
 		return;
 	}

@@ -575,7 +586,7 @@ void WriteQCScript( void )

 	if( !fp )
 	{
-		fprintf( stderr, "ERROR: Couldn't write %s\n", filename );
+		LogPrintf( "ERROR: Couldn't write %s.", filename );
 		return;
 	}

@@ -596,7 +607,9 @@ void WriteQCScript( void )
 	fprintf( fp, "$modelname \"%s.mdl\"\n", modelfile );

 	fputs( "$cd \".\"\n", fp );
-	fputs( "$cdtexture \"./" DEFAULT_TEXTUREPATH "\"\n", fp );
+	if( globalsettings & SETTINGS_SEPARATERESOURCES )
+		fputs( "$cdtexture \"./" DEFAULT_TEXTUREPATH "\"\n", fp );
+	else fputs( "$cdtexture \"./\"\n", fp );
 	fputs( "$cliptotextures\n", fp );
 	fputs( "$scale 1.0\n", fp );
 	fputs( "\n", fp );
@@ -631,6 +644,6 @@ void WriteQCScript( void )
 	fputs( "// End of QC script.\n", fp );
 	fclose( fp );

-	printf( "QC Script: %s\n", filename );
+	LogPrintf( "QC Script: %s", filename );
 }

--- a/utils/mdldec/settings.h
+++ b/utils/mdldec/settings.h
@@ -0,0 +1,16 @@
+#pragma once
+#ifndef SETTINGS_H
+#define SETTINGS_H
+
+extern int globalsettings;
+
+enum
+{
+	SETTINGS_LEGACYMOTION = BIT(0),
+	SETTINGS_UVSHIFTING = BIT(1),
+	SETTINGS_NOLOGS = BIT(2),
+	SETTINGS_NOVALIDATION =  BIT(3),
+	SETTINGS_SEPARATERESOURCES = BIT(4),
+};
+
+#endif // VERSION_H
--- a/utils/mdldec/smd.c
+++ b/utils/mdldec/smd.c
@@ -22,8 +22,9 @@ GNU General Public License for more details.
 #include "crtlib.h"
 #include "studio.h"
 #include "mdldec.h"
-#include "smd.h"
 #include "utils.h"
+#include "settings.h"
+#include "smd.h"

 static matrix3x4	*bonetransform;
 static matrix3x4	*worldtransform;
@@ -39,7 +40,7 @@ static qboolean CreateBoneTransformMatrices( matrix3x4 **matrix )

 	if( !*matrix )
 	{
-		fputs( "ERROR: Couldn't allocate memory for bone transformation matrices!\n", stderr );
+		LogPutS( "ERROR: Couldn't allocate memory for bone transformation matrices!");
 		return false;
 	}

@@ -316,6 +317,11 @@ static void WriteTriangleInfo( FILE *fp, mstudiomodel_t *model, mstudiotexture_t
 				v = 1.0f - (float)triverts[index]->t;
 			}
 		}
+		else if( globalsettings & SETTINGS_UVSHIFTING )
+		{
+			u = (float)triverts[index]->s / texture->width;
+			v = 1.0f - (float)triverts[index]->t / texture->height;
+		}
 		else
 		{
 			u = (float)triverts[index]->s / ( texture->width - 1 );
@@ -541,7 +547,7 @@ static void WriteReferences( void )

 			if( len == -1 )
 			{
-				fprintf( stderr, "ERROR: Destination path is too long. Couldn't write %s.smd\n", model->name );
+				LogPrintf( "ERROR: Destination path is too long. Couldn't write %s.smd.", model->name );
 				goto _fail;
 			}

@@ -549,7 +555,7 @@ static void WriteReferences( void )

 			if( !fp )
 			{
-				fprintf( stderr, "ERROR: Couldn't write %s\n", filename );
+				LogPrintf( "ERROR: Couldn't write %s.", filename );
 				goto _fail;
 			}

@@ -561,7 +567,7 @@ static void WriteReferences( void )

 			fclose( fp );

-			printf( "Reference: %s\n", filename );
+			LogPrintf( "Reference: %s.", filename );
 		}
 	}

@@ -585,11 +591,11 @@ static void WriteSequences( void )
 	char			 path[MAX_SYSPATH];
 	mstudioseqdesc_t	*seqdesc = (mstudioseqdesc_t *)( (byte *)model_hdr + model_hdr->seqindex );

-	len = Q_snprintf( path, MAX_SYSPATH, "%s" DEFAULT_SEQUENCEPATH, destdir );
+	len = Q_snprintf( path, MAX_SYSPATH, ( globalsettings & SETTINGS_SEPARATERESOURCES ) ? "%s" DEFAULT_SEQUENCEPATH : "%s", destdir );

 	if( len == -1 || !MakeDirectory( path ))
 	{
-		fputs( "ERROR: Destination path is too long or write permission denied. Couldn't create directory for sequences\n", stderr );
+		LogPutS( "ERROR: Destination path is too long or write permission denied. Couldn't create directory for sequences." );
 		return;
 	}

@@ -606,7 +612,7 @@ static void WriteSequences( void )

 			if( namelen == -1 )
 			{
-				fprintf( stderr, "ERROR: Destination path is too long. Couldn't write %s.smd\n", seqdesc->label );
+				LogPrintf( "ERROR: Destination path is too long. Couldn't write %s.smd.", seqdesc->label );
 				return;
 			}

@@ -614,7 +620,7 @@ static void WriteSequences( void )

 			if( !fp )
 			{
-				fprintf( stderr, "ERROR: Couldn't write %s\n", path );
+				LogPrintf( "ERROR: Couldn't write %s.", path );
 				return;
 			}

@@ -625,7 +631,7 @@ static void WriteSequences( void )

 			fclose( fp );

-			printf( "Sequence: %s\n", path );
+			LogPrintf( "Sequence: %s.", path );
 		}
 	}
 }
--- a/utils/mdldec/texture.c
+++ b/utils/mdldec/texture.c
@@ -22,8 +22,9 @@ GNU General Public License for more details.
 #include "img_bmp.h"
 #include "img_tga.h"
 #include "mdldec.h"
-#include "texture.h"
 #include "utils.h"
+#include "settings.h"
+#include "texture.h"

 /*
 ============
@@ -136,11 +137,11 @@ void WriteTextures( void )
 	mstudiotexture_t	*texture = (mstudiotexture_t *)( (byte *)texture_hdr + texture_hdr->textureindex );
 	char			 path[MAX_SYSPATH];

-	len = Q_snprintf( path, MAX_SYSPATH, "%s" DEFAULT_TEXTUREPATH, destdir );
+	len = Q_snprintf( path, MAX_SYSPATH, ( globalsettings & SETTINGS_SEPARATERESOURCES ) ? "%s" DEFAULT_TEXTUREPATH : "%s", destdir );

 	if( len == -1 || !MakeDirectory( path ))
 	{
-		fputs( "ERROR: Destination path is too long or write permission denied. Couldn't create directory for textures\n", stderr );
+		LogPutS( "ERROR: Destination path is too long or write permission denied. Couldn't create directory for textures." );
 		return;
 	}

@@ -152,7 +153,7 @@ void WriteTextures( void )

 		if( emptyplace - namelen < 0 )
 		{
-			fprintf( stderr, "ERROR: Destination path is too long. Couldn't write %s\n", texture->name );
+			LogPrintf( "ERROR: Destination path is too long. Couldn't write %s.", texture->name );
 			return;
 		}

@@ -160,7 +161,7 @@ void WriteTextures( void )

 		if( !fp )
 		{
-			fprintf( stderr, "ERROR: Couldn't write texture file %s\n", path );
+			LogPrintf( "ERROR: Couldn't write texture file %s.", path );
 			return;
 		}

@@ -174,7 +175,7 @@ void WriteTextures( void )

 		fclose( fp );

-		printf( "Texture: %s\n", path );
+		LogPrintf( "Texture: %s.", path );
 	}
 }

--- a/utils/mdldec/utils.c
+++ b/utils/mdldec/utils.c
@@ -21,6 +21,7 @@ GNU General Public License for more details.
 #include "xash3d_types.h"
 #include "port.h"
 #include "crtlib.h"
+#include "settings.h"
 #include "utils.h"

 /*
@@ -75,7 +76,7 @@ qboolean MakeFullPath( const char *path )

 		if( !MakeDirectory( path ))
 		{
-			fprintf( stderr, "ERROR: Couldn't create directory %s\n", path );
+			LogPrintf( "ERROR: Couldn't create directory %s.", path );
 			return false;
 		}

@@ -153,3 +154,40 @@ byte *LoadFile( const char *filename, off_t *size )
 	return buf;
 }

+/*
+============
+LogPutS
+============
+*/
+void LogPutS( const char *str )
+{
+	if( ( globalsettings & SETTINGS_NOLOGS ))
+		return;
+
+	if( Q_strncmp( str, "ERROR:", sizeof( "ERROR:" ) - 1 ))
+		puts( str );
+	else fprintf( stderr, "%s\n", str );
+}
+
+/*
+============
+LogPrintf
+============
+*/
+void LogPrintf( const char *szFmt, ... )
+{
+	va_list args;
+	static char buffer[2048];
+
+	if( ( globalsettings & SETTINGS_NOLOGS ))
+		return;
+
+	va_start( args, szFmt );
+        Q_vsnprintf( buffer, sizeof( buffer ), szFmt, args );
+	va_end( args );
+
+	if( Q_strncmp( buffer, "ERROR:", sizeof( "ERROR:" ) - 1 ))
+		puts( buffer );
+	else fprintf( stderr, "%s\n", buffer );
+}
+
--- a/utils/mdldec/utils.h
+++ b/utils/mdldec/utils.h
@@ -21,6 +21,8 @@ qboolean	 MakeFullPath( const char *path );
 void		 ExtractFileName( char *name, size_t size );
 off_t		 GetSizeOfFile( FILE *fp );
 byte		*LoadFile( const char *filename, off_t *size );
+void		 LogPutS( const char *str );
+void		 LogPrintf( const char *szFmt, ... );

 #endif // UTILS_H