hkBitField.inl
上传用户:yisoukefu
上传日期:2020-08-09
资源大小:39506k
文件大小:4k
- /*
- *
- * Confidential Information of Telekinesys Research Limited (t/a Havok). Not for disclosure or distribution without Havok's
- * prior written consent. This software contains code, techniques and know-how which is confidential and proprietary to Havok.
- * Level 2 and Level 3 source code contains trade secrets of Havok. Havok Software (C) Copyright 1999-2009 Telekinesys Research Limited t/a Havok. All Rights Reserved. Use of this software is subject to the terms of an end user license agreement.
- *
- */
- HK_FORCE_INLINE int hkBitField::getNumWords() const
- {
- return m_words.getSize();
- }
- HK_FORCE_INLINE hkUint32 hkBitField::getWord( int wordIndex ) const
- {
- HK_ASSERT( 0x38a87b3b, wordIndex >= 0 && wordIndex < getNumWords() );
- return m_words[wordIndex];
- }
- HK_FORCE_INLINE void hkBitField::assignAll( int value )
- {
- HK_ASSERT( 0xa59289bb, value >= 0 && value <= 1 );
- hkUint32 fill = value ? 0xffffffff : 0;
- for( int i = 0; i < getNumWords(); i++ )
- {
- m_words[i] = fill;
- }
- }
- HK_FORCE_INLINE hkBitField::hkBitField()
- : m_words(0),
- m_numBits(0)
- {
- }
- HK_FORCE_INLINE hkBitField::hkBitField( int numBits )
- : m_words( ( numBits + 31 ) >> 5 ),
- m_numBits(numBits)
- {
- }
- HK_FORCE_INLINE hkBitField::hkBitField( int numBits, int initialValue )
- : m_words( ( numBits + 31 ) >> 5 ),
- m_numBits(numBits)
- {
- HK_ASSERT( 0xa63ab345, initialValue >= 0 && initialValue <= 1 );
- assignAll( initialValue );
- }
- HK_FORCE_INLINE hkBitField::hkBitField( hkUint32* ptr, int numBits )
- : m_words( ptr, ( numBits + 31 ) >> 5, ( numBits + 31 ) >> 5 ),
- m_numBits(numBits)
- {
- }
- inline hkBitField::~hkBitField()
- {
- }
- HK_FORCE_INLINE int hkBitField::getSize() const
- {
- return m_numBits;
- }
- HK_FORCE_INLINE int hkBitField::get( int index ) const
- {
- HK_ASSERT( 0x48d17bd3, index >= 0 && index < getSize() );
- int arrayIndex = index >> 5;
- return ( ( m_words[arrayIndex] >> ( index & 0x1f ) ) & 1 );
- }
- HK_FORCE_INLINE void hkBitField::set( int index )
- {
- HK_ASSERT( 0x48a97bc3, index >= 0 && index < getSize() );
- int arrayIndex = index >> 5;
- m_words[arrayIndex] |= ( 1 << ( index & 0x1f ) );
- }
- HK_FORCE_INLINE void hkBitField::clear( int index )
- {
- HK_ASSERT( 0x38a87bb3, index >= 0 && index < getSize() );
- int arrayIndex = index >> 5;
- m_words[arrayIndex] &= ~( 1 << ( index & 0x1f ) );
- }
- HK_FORCE_INLINE void hkBitField::assign( int index, int value )
- {
- HK_ASSERT( 0x48a27b13, index >= 0 && index < getSize() );
- HK_ASSERT( 0xe68bb345, value >= 0 && value <= 1 );
- int arrayIndex = index >> 5;
- hkUint32 mask = 1 << (index & 0x1f);
- m_words[arrayIndex] = ( m_words[arrayIndex] & ~mask ) | ( mask & ~( value - 1 ) );
- }
- HK_FORCE_INLINE void hkBitField::operator = ( const hkBitField& bitField )
- {
- m_words = bitField.m_words;
- m_numBits = bitField.m_numBits;
- }
- HK_FORCE_INLINE hkBitField::hkBitField( hkFinishLoadedObjectFlag flag ) : m_words(flag)
- {
- }
- /*
- * Havok SDK - NO SOURCE PC DOWNLOAD, BUILD(#20090216)
- *
- * Confidential Information of Havok. (C) Copyright 1999-2009
- * Telekinesys Research Limited t/a Havok. All Rights Reserved. The Havok
- * Logo, and the Havok buzzsaw logo are trademarks of Havok. Title, ownership
- * rights, and intellectual property rights in the Havok software remain in
- * Havok and/or its suppliers.
- *
- * Use of this software for evaluation purposes is subject to and indicates
- * acceptance of the End User licence Agreement for this product. A copy of
- * the license is included with this software and is also available at www.havok.com/tryhavok.
- *
- */