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split fixaas stuff from q3map2

This commit is contained in:
Thomas Debesse 2016-02-12 20:31:15 +01:00
parent cd07f71691
commit d58490f20b
6 changed files with 132 additions and 81 deletions
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119
tools/quake3/q3map2/fixaas.c Normal file
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@ -0,0 +1,119 @@
/* -------------------------------------------------------------------------------
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-------------------------------------------------------------------------------
This code has been altered significantly from its original form, to support
several games based on the Quake III Arena engine, in the form of "Q3Map2."
------------------------------------------------------------------------------- */
/* dependencies */
#include "q3map2.h"
/*
MD4BlockChecksum()
calculates an md4 checksum for a block of data
*/
static int MD4BlockChecksum( void * buffer, int length ) {
unsigned char digest[16];
int checksum;
md4_get_digest( buffer, length, digest );
/* I suppose it has to be done that way for legacy reasons? */
checksum = digest[0] & ( digest[1] << 8 ) & ( digest[2] << 16 ) & ( digest[3] << 24 );
checksum ^= digest[4] & ( digest[5] << 8 ) & ( digest[6] << 16 ) & ( digest[7] << 24 );
checksum ^= digest[8] & ( digest[9] << 8 ) & ( digest[10] << 16 ) & ( digest[11] << 24 );
checksum ^= digest[12] & ( digest[13] << 8 ) & ( digest[14] << 16 ) & ( digest[15] << 24 );
return checksum;
}
/*
FixAASMain()
resets an aas checksum to match the given BSP
*/
int FixAASMain( int argc, char **argv ){
int length, checksum;
void *buffer;
FILE *file;
char aas[ 1024 ], **ext;
char *exts[] =
{
".aas",
"_b0.aas",
"_b1.aas",
NULL
};
/* arg checking */
if ( argc < 2 ) {
Sys_Printf( "Usage: q3map -fixaas [-v] <mapname>\n" );
return 0;
}
/* do some path mangling */
strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
StripExtension( source );
DefaultExtension( source, ".bsp" );
/* note it */
Sys_Printf( "--- FixAAS ---\n" );
/* load the bsp */
Sys_Printf( "Loading %s\n", source );
length = LoadFile( source, &buffer );
/* create bsp checksum */
Sys_Printf( "Creating checksum...\n" );
checksum = LittleLong( MD4BlockChecksum( buffer, length ) );
/* write checksum to aas */
ext = exts;
while ( *ext )
{
/* mangle name */
strcpy( aas, source );
StripExtension( aas );
strcat( aas, *ext );
Sys_Printf( "Trying %s\n", aas );
ext++;
/* fix it */
file = fopen( aas, "r+b" );
if ( !file ) {
continue;
}
if ( fwrite( &checksum, 4, 1, file ) != 1 ) {
Error( "Error writing checksum to %s", aas );
}
fclose( file );
}
/* return to sender */
return 0;
}

82
tools/quake3/q3map2/main.c
View File

@ -91,86 +91,6 @@ static void ExitQ3Map( void ){
}
}
static int MD4BlockChecksum( void * buffer, int length ) {
unsigned char digest[16];
int checksum;
md4_get_digest( buffer, length, digest );
/* I suppose it has to be done that way for legacy reasons? */
checksum = digest[0] & ( digest[1] << 8 ) & ( digest[2] << 16 ) & ( digest[3] << 24 );
checksum ^= digest[4] & ( digest[5] << 8 ) & ( digest[6] << 16 ) & ( digest[7] << 24 );
checksum ^= digest[8] & ( digest[9] << 8 ) & ( digest[10] << 16 ) & ( digest[11] << 24 );
checksum ^= digest[12] & ( digest[13] << 8 ) & ( digest[14] << 16 ) & ( digest[15] << 24 );
return checksum;
}
/*
FixAAS()
resets an aas checksum to match the given BSP
*/
int FixAAS( int argc, char **argv ){
int length, checksum;
void *buffer;
FILE *file;
char aas[ 1024 ], **ext;
char *exts[] =
{
".aas",
"_b0.aas",
"_b1.aas",
NULL
};
/* arg checking */
if ( argc < 2 ) {
Sys_Printf( "Usage: q3map -fixaas [-v] <mapname>\n" );
return 0;
}
/* do some path mangling */
strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
StripExtension( source );
DefaultExtension( source, ".bsp" );
/* note it */
Sys_Printf( "--- FixAAS ---\n" );
/* load the bsp */
Sys_Printf( "Loading %s\n", source );
length = LoadFile( source, &buffer );
/* create bsp checksum */
Sys_Printf( "Creating checksum...\n" );
checksum = LittleLong( MD4BlockChecksum( buffer, length ) );
/* write checksum to aas */
ext = exts;
while ( *ext )
{
/* mangle name */
strcpy( aas, source );
StripExtension( aas );
strcat( aas, *ext );
Sys_Printf( "Trying %s\n", aas );
ext++;
/* fix it */
file = fopen( aas, "r+b" );
if ( !file ) {
continue;
}
if ( fwrite( &checksum, 4, 1, file ) != 1 ) {
Error( "Error writing checksum to %s", aas );
}
fclose( file );
}
/* return to sender */
return 0;
}
/*
main()
@ -273,7 +193,7 @@ int main( int argc, char **argv ){
/* fixaas */
if ( !strcmp( argv[ 1 ], "-fixaas" ) ) {
r = FixAAS( argc - 1, argv + 1 );
r = FixAASMain( argc - 1, argv + 1 );
}
/* analyze */

4
tools/quake3/q3map2/q3map2.h
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@ -1471,6 +1471,10 @@ game_t *GetGame( char *arg );
void InitPaths( int *argc, char **argv );
/* fixaas.c */
int FixAASMain( int argc, char **argv );
/* bsp.c */
int BSPMain( int argc, char **argv );

4
tools/quake3/q3map2/q3map2.vcproj
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@ -242,6 +242,10 @@
RelativePath=".\facebsp.c"
>
</File>
<File
RelativePath=".\fixaas.c"
>
</File>
<File
RelativePath=".\fog.c"
>

1
tools/quake3/q3map2/q3map2.vcxproj
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@ -179,6 +179,7 @@
<ClCompile Include="bsp_info.c" />
<ClCompile Include="decals.c" />
<ClCompile Include="facebsp.c" />
<ClCompile Include="fixaas.c" />
<ClCompile Include="fog.c" />
<ClCompile Include="leakfile.c" />
<ClCompile Include="map.c" />

3
tools/quake3/q3map2/q3map2.vcxproj.filters
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@ -65,6 +65,9 @@
<ClCompile Include="facebsp.c">
<Filter>src</Filter>
</ClCompile>
<ClCompile Include="fixaas.c">
<Filter>src</Filter>
</ClCompile>
<ClCompile Include="fog.c">
<Filter>src</Filter>
</ClCompile>