Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include <stdio.h>
#include <string.h>
#include "studio.h"
int g_NumBonesInLOD[MAX_NUM_LODS];
void Usage( void )
{
fprintf( stderr, "Usage: printbones blah.mdl\n" );
exit( -1 );
}
void PrintSpaces( int numSpaces )
{
int i;
for( i = 0; i < numSpaces; i++ )
{
printf( " " );
}
}
void PrintBoneGraphRecursive( studiohdr_t *phdr, int boneIndex, int level )
{
int j;
PrintSpaces( level );
printf( "%d \"%s\" ", boneIndex, phdr->pBone( boneIndex )->pszName() );
int i;
for( i = 0; i < 8; i++ )
{
if( phdr->pBone( boneIndex )->flags & ( BONE_USED_BY_VERTEX_LOD0 << i ) )
{
printf( "lod%d ", i );
g_NumBonesInLOD[i]++;
}
}
printf( "\n" );
for( j = 0; j < phdr->numbones; j++ )
{
mstudiobone_t *pBone = phdr->pBone( j );
if( pBone->parent == boneIndex )
{
PrintBoneGraphRecursive( phdr, j, level+1 );
}
}
}
int main( int argc, char **argv )
{
if( argc != 2 )
{
Usage();
}
memset( g_NumBonesInLOD, 0, sizeof( int ) * MAX_NUM_LODS );
FILE *fp;
fp = fopen( argv[1], "rb" );
if( !fp )
{
fprintf( stderr, "Can't open: %s\n", argv[1] );
Usage();
}
fseek( fp, 0, SEEK_END );
int len = ftell( fp );
rewind( fp );
studiohdr_t *pStudioHdr = ( studiohdr_t * )malloc( len );
fread( pStudioHdr, 1, len, fp );
Studio_ConvertStudioHdrToNewVersion( pStudioHdr );
if( pStudioHdr->version != STUDIO_VERSION )
{
fprintf( stderr, "Wrong version (%d != %d)\n", ( int )pStudioHdr->version, ( int )STUDIO_VERSION );
Usage();
}
int i;
for( i = 0; i < pStudioHdr->numbones; i++ )
{
mstudiobone_t *pBone = pStudioHdr->pBone( i );
if( pBone->parent == -1 )
{
PrintBoneGraphRecursive( pStudioHdr, i, 0 );
}
}
fclose( fp );
for( i = 0; i < MAX_NUM_LODS; i++ )
{
printf( "%d bones used in lod %d\n", g_NumBonesInLOD[i], i );
}
return 0;
}