hkpMeshShape.inl
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上传日期:2020-08-09
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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.
- *
- */
- int hkpMeshShape::getNumSubparts() const
- {
- return m_subparts.getSize();
- }
- hkpMeshShape::Subpart& hkpMeshShape::getSubpartAt( int i )
- {
- HK_ASSERT2(0x3031b232, i < m_subparts.getSize(), "You are trying to access a subpart which is not in the subpart array");
- return m_subparts[i];
- }
- const hkpMeshShape::Subpart& hkpMeshShape::getSubpartAt( int i ) const
- {
- HK_ASSERT2(0x2bb0d984, i < m_subparts.getSize(), "You are trying to access a subpart which is not in the subpart array");
- return m_subparts[i];
- }
- const hkpMeshShape::Subpart& hkpMeshShape::getSubPart( hkpShapeKey key ) const
- {
- int subPart = static_cast<int>(key >> ( 32 - m_numBitsForSubpartIndex ));
- return m_subparts[ subPart ];
- }
- hkInt32 hkpMeshShape::getNumBitsForSubpartIndex() const
- {
- return m_numBitsForSubpartIndex;
- }
- hkReal hkpMeshShape::getRadius() const
- {
- return m_radius;
- }
- void hkpMeshShape::setRadius(hkReal r )
- {
- m_radius = r;
- }
- inline const hkVector4& hkpMeshShape::getScaling() const
- {
- return m_scaling;
- }
- inline int hkpMeshShape::getMaterialIndex( hkpShapeKey key ) const
- {
- const unsigned subPartIndex = key >> ( 32 - m_numBitsForSubpartIndex );
- const Subpart& part = m_subparts[ subPartIndex ];
- if( part.m_materialIndexBase != HK_NULL )
- {
- const unsigned triangleIndex = key & ( ~0U >> m_numBitsForSubpartIndex );
- HK_ASSERT2(0xad453fa2, part.m_materialIndexStridingType == MATERIAL_INDICES_INT8 || part.m_materialIndexStridingType == MATERIAL_INDICES_INT16,
- "Invalid hkpMeshShape::SubPart::m_materialIndexStridingType.");
- const void* keyAddress = hkAddByteOffsetConst( part.m_materialIndexBase, triangleIndex * part.m_materialIndexStriding );
- int materialId = (part.m_materialIndexStridingType == MATERIAL_INDICES_INT8)
- ? *static_cast<const hkUint8 *>(keyAddress)
- : *static_cast<const hkUint16*>(keyAddress);
- return materialId;
- }
- return -1;
- }
- inline const hkpMeshMaterial* hkpMeshShape::getMeshMaterial( hkpShapeKey key ) const
- {
- int id = getMaterialIndex( key );
- if( id != -1 )
- {
- unsigned subPartIndex = key >> (32 - m_numBitsForSubpartIndex);
- const Subpart& part = m_subparts[ subPartIndex ];
- HK_ASSERT2(0x26d359f1, id < part.m_numMaterials, "Your mesh references a material which does not exist" );
- return hkAddByteOffsetConst<hkpMeshMaterial>( part.m_materialBase, part.m_materialStriding * id );
- }
- return HK_NULL;
- }
- inline hkpMeshShape::Subpart::Subpart()
- {
- // materials (default is fine)
- //m_materialIndexStridingType = MATERIAL_INDICES_INVALID;
- m_materialIndexStridingType = MATERIAL_INDICES_INT8;
- m_materialIndexStriding = 0;
- m_materialStriding = 0;
- m_numMaterials = 1;
- m_materialBase = HK_NULL;
- m_materialIndexBase = HK_NULL;
- m_triangleOffset = -1;
- m_flipAlternateTriangles = 0;
- // 'must set' values, defaults are error flags effectively for HK_ASSERTS in the cpp.
- #ifdef HK_DEBUG
- m_vertexBase = HK_NULL;
- m_vertexStriding = -1;
- m_numVertices = -1;
- m_indexBase = HK_NULL;
- m_stridingType = INDICES_INVALID;
- m_indexStriding = -1;
- m_numTriangles = -1;
- #endif
- }
- /*
- * 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.
- *
- */