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utils/printbones/printbones.cpp

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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;
+}

utils/printbones/printbones.vpc

@@ -0,0 +1,18 @@
+//-----------------------------------------------------------------------------
+//	PRINTBONES.VPC
+//
+//	Project Script
+//-----------------------------------------------------------------------------
+
+$Macro SRCDIR		"..\.."
+$Macro OUTBINDIR	"$SRCDIR\..\game\bin"
+
+$Include "$SRCDIR\vpc_scripts\source_exe_con_win32_base.vpc"
+
+$Project "Printbones"
+{
+	$Folder	"Source Files"
+	{
+		$File	"printbones.cpp"
+	}
+}