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Update commonmacros.h

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GAMMACASE
2025-03-06 21:56:48 +03:00
parent 7b5226fbd6
commit 14020411eb
1 changed files with 28 additions and 4 deletions
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32
public/tier0/commonmacros.h
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@ -28,15 +28,14 @@
#define STRING_MATCHES_ID( p, id ) ( (*((int *)(p)) == (id) ) ? true : false )
#define ID_TO_STRING( id, p ) ( (p)[3] = (((id)>>24) & 0xFF), (p)[2] = (((id)>>16) & 0xFF), (p)[1] = (((id)>>8) & 0xFF), (p)[0] = (((id)>>0) & 0xFF) )
#define Q_ARRAYSIZE(p) (sizeof(p)/sizeof(p[0]))
#define SETBITS(iBitVector, bits) ((iBitVector) |= (bits))
#define CLEARBITS(iBitVector, bits) ((iBitVector) &= ~(bits))
#define FBitSet(iBitVector, bits) ((iBitVector) & (bits))
inline bool IsPowerOfTwo( int value )
template <typename T>
inline bool IsPowerOfTwo( T value )
{
return (value & ( value - 1 )) == 0;
return (value & ( value - (T)1 )) == (T)0;
}
#ifndef REFERENCE
@ -100,7 +99,14 @@ extern "C++" // templates cannot be declared to have 'C' linkage
template <typename T, size_t N>
char (*RtlpNumberOf( UNALIGNED T (&)[N] ))[N];
#ifdef _PREFAST_
// The +0 is so that we can go:
// size = ARRAYSIZE(array) * sizeof(array[0]) without triggering a /analyze
// warning about multiplying sizeof.
#define RTL_NUMBER_OF_V2(A) (sizeof(*RtlpNumberOf(A))+0)
#else
#define RTL_NUMBER_OF_V2(A) (sizeof(*RtlpNumberOf(A)))
#endif
// This does not work with:
//
@ -145,5 +151,23 @@ char (*RtlpNumberOf( UNALIGNED T (&)[N] ))[N];
#define ARRAYSIZE(A) RTL_NUMBER_OF_V2(A)
#define _ARRAYSIZE(A) RTL_NUMBER_OF_V1(A)
#define Q_ARRAYSIZE(p) ARRAYSIZE(p)
#define V_ARRAYSIZE(p) ARRAYSIZE(p)
template< typename IndexType, typename T, unsigned int N >
IndexType ClampedArrayIndex( const T (&buffer)[N], IndexType index )
{
return clamp( index, 0, (IndexType)N - 1 );
}
template< typename T, unsigned int N >
T ClampedArrayElement( const T (&buffer)[N], unsigned int uIndex )
{
// Put index in an unsigned type to halve the clamping.
if ( uIndex >= N )
uIndex = N - 1;
return buffer[ uIndex ];
}
#endif // COMMONMACROS_H