safeCast.h

Public Functions

T *

safeCast(I * inPtr)

void *

safeCast< void>(void * inPtr)

T *

safeCastISV(I * inPtr)

Public Functions

safeCast(I * inPtr)

safeCast< void>(void * inPtr)

safeCastISV(I * inPtr)

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23
24#ifndef _TORQUE_CORE_UTIL_SAFECAST_H_
25#define _TORQUE_CORE_UTIL_SAFECAST_H_
26
27#include "platform/platform.h"
28
29template< class T, typename I >
30inline T* safeCast( I* inPtr )
31{
32   if( !inPtr )
33      return 0;
34   else
35   {
36      T* outPtr = dynamic_cast< T* >( inPtr );
37      AssertFatal( outPtr != 0, "safeCast failed" );
38      return outPtr;
39   }
40}
41
42template<>
43inline void* safeCast< void>( void* inPtr )
44{
45   return inPtr;
46}
47
48template< class T, typename I >
49inline T* safeCastISV( I* inPtr )
50{
51   if( !inPtr )
52      return 0;
53   else
54   {
55      T* outPtr = dynamic_cast< T* >( inPtr );
56      AssertISV( outPtr != 0, "safeCast failed" );
57      return outPtr;
58   }
59}
60
61#endif // _TORQUE_CORE_UTIL_SAFECAST_H_
62