hl2_src-leak-2017/src/utils/vbsp/materialsub.cpp

90 lines
2.6 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: This file loads a KeyValues file containing material name mappings.
// When the bsp is compiled, all materials listed in the file will
// be replaced by the second material in the pair.
//
//=============================================================================
#include "vbsp.h"
#include "materialsub.h"
#include "KeyValues.h"
#include "tier1/strtools.h"
bool g_ReplaceMaterials = false;
static KeyValues *kv = 0;
static KeyValues *allMapKeys = 0;
static KeyValues *curMapKeys = 0;
//-----------------------------------------------------------------------------
// Purpose: Loads the KeyValues file for materials replacements
//-----------------------------------------------------------------------------
void LoadMaterialReplacementKeys( const char *gamedir, const char *mapname )
{
// Careful with static variables
if( kv )
{
kv->deleteThis();
kv = 0;
}
if( allMapKeys )
allMapKeys = 0;
if( curMapKeys )
curMapKeys = 0;
Msg( "Loading Replacement Keys\n" );
// Attach the path to the keyValues file
char path[1024];
Q_snprintf( path, sizeof( path ), "%scfg\\materialsub.cfg", gamedir );
// Load the keyvalues file
kv = new KeyValues( "MaterialReplacements" );
Msg( "File path: %s", path );
if( !kv->LoadFromFile( g_pFileSystem, path ) )
{
Msg( "Failed to load KeyValues file!\n" );
g_ReplaceMaterials = false;
kv->deleteThis();
kv = 0;
return;
}
// Load global replace keys
allMapKeys = kv->FindKey( "AllMaps", true );
// Load keys for the current map
curMapKeys = kv->FindKey( mapname );
allMapKeys->ChainKeyValue( curMapKeys );
}
//-----------------------------------------------------------------------------
// Purpose: Deletes all keys
//-----------------------------------------------------------------------------
void DeleteMaterialReplacementKeys( void )
{
if( kv )
{
kv->deleteThis();
kv = 0;
}
}
//-----------------------------------------------------------------------------
// Purpose: Replace the passed-in material name with a replacement name, if one exists
//-----------------------------------------------------------------------------
const char* ReplaceMaterialName( const char *name )
{
// Look for the material name in the global and map KeyValues
// If it's not there, just return the original name
// HACK: This stinks - KeyValues won't take a string with '/' in it.
// If they did, this could be a simple pointer swap.
char newName[1024];
Q_strncpy( newName, name, sizeof( newName ) );
Q_FixSlashes( newName );
return allMapKeys->GetString( newName, name );
}