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1023 lines
33 KiB
1023 lines
33 KiB
5 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================
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#include "movieobjects/dmevertexdata.h"
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#include "movieobjects_interfaces.h"
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#include <limits.h>
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#include "tier3/tier3.h"
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#include "tier0/dbg.h"
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#include "datamodel/dmelementfactoryhelper.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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//-----------------------------------------------------------------------------
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// Standard vertex fields
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//-----------------------------------------------------------------------------
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static char *g_pStandardFieldNames[] =
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{
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"positions",
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"normals",
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"tangents",
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"textureCoordinates",
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"colors",
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"jointWeights",
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"jointIndices",
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"balance",
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"speed",
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"wrinkle",
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"weight"
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};
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static DmAttributeType_t g_pStandardFieldTypes[] =
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{
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AT_VECTOR3_ARRAY,
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AT_VECTOR3_ARRAY,
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AT_VECTOR4_ARRAY,
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AT_VECTOR2_ARRAY,
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AT_COLOR_ARRAY,
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AT_FLOAT_ARRAY,
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AT_INT_ARRAY,
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AT_FLOAT_ARRAY,
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AT_FLOAT_ARRAY,
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AT_FLOAT_ARRAY,
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AT_FLOAT_ARRAY
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};
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//-----------------------------------------------------------------------------
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// Expose this class to the scene database
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//-----------------------------------------------------------------------------
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IMPLEMENT_ELEMENT_FACTORY( DmeVertexDataBase, CDmeVertexDataBase );
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CDmeVertexDataBase::OnConstruction()
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{
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m_nVertexCount = 0;
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memset( m_pStandardFieldIndex, 0xFF, sizeof(m_pStandardFieldIndex) );
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m_VertexFormat.Init( this, "vertexFormat" );
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m_nJointCount.Init( this, "jointCount" );
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m_bFlipVCoordinates.Init( this, "flipVCoordinates" );
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}
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void CDmeVertexDataBase::OnDestruction()
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{
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}
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//-----------------------------------------------------------------------------
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// Updates info for fast lookups for well-known fields
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//-----------------------------------------------------------------------------
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void CDmeVertexDataBase::UpdateStandardFieldInfo( int nFieldIndex, const char *pFieldName, DmAttributeType_t attrType )
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{
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COMPILE_TIME_ASSERT( ARRAYSIZE(g_pStandardFieldNames) == STANDARD_FIELD_COUNT );
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COMPILE_TIME_ASSERT( ARRAYSIZE(g_pStandardFieldTypes) == STANDARD_FIELD_COUNT );
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for ( int i = 0; i < STANDARD_FIELD_COUNT; ++i )
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{
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if ( !Q_stricmp( pFieldName, g_pStandardFieldNames[i] ) )
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{
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if ( attrType != g_pStandardFieldTypes[i] )
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{
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Warning( "Standard field %s has incorrect attribute type!\n", pFieldName );
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return;
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}
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m_pStandardFieldIndex[i] = nFieldIndex;
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break;
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Computes information about how to find particular fields
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//-----------------------------------------------------------------------------
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void CDmeVertexDataBase::ComputeFieldInfo()
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{
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// Clear existing field info,
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// but keep the old names around so field indices remain constant
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int nCurrentCount = m_FieldInfo.Count();
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for ( int i = 0; i < nCurrentCount; ++i )
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{
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m_FieldInfo[i].m_pIndexData = NULL;
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m_FieldInfo[i].m_pVertexData = NULL;
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}
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// FIXME: Want to maintain field indices as constants for all time
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int nFieldCount = m_VertexFormat.Count();
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for ( int i = 0; i < nFieldCount; ++i )
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{
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const char *pFieldName = m_VertexFormat[i];
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int nLen = Q_strlen( pFieldName ) + 21;
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char *pIndicesName = (char*)_alloca( nLen );
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Q_snprintf( pIndicesName, nLen, "%sIndices", pFieldName );
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CDmAttribute *pVerticesArray = GetAttribute( pFieldName );
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if ( !pVerticesArray || !IsArrayType( pVerticesArray->GetType() ) )
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continue;
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CDmAttribute *pIndicesArray = NULL;
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if ( Q_stricmp( pFieldName, g_pStandardFieldNames[FIELD_JOINT_WEIGHTS] ) &&
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Q_stricmp( pFieldName, g_pStandardFieldNames[FIELD_JOINT_INDICES] ) )
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{
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pIndicesArray = GetAttribute( pIndicesName );
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if ( !pIndicesArray || pIndicesArray->GetType() != AT_INT_ARRAY )
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continue;
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}
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FieldIndex_t nFieldIndex = FindFieldIndex( pFieldName );
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if ( nFieldIndex < 0 )
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{
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nFieldIndex = m_FieldInfo.AddToTail();
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m_FieldInfo[nFieldIndex].m_Name = pFieldName;
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m_FieldInfo[nFieldIndex].m_bInverseMapDirty = true;
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UpdateStandardFieldInfo( nFieldIndex, pFieldName, pVerticesArray->GetType() );
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}
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m_FieldInfo[nFieldIndex].m_pVertexData = pVerticesArray;
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m_FieldInfo[nFieldIndex].m_pIndexData = pIndicesArray;
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}
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}
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//-----------------------------------------------------------------------------
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// Computes the vertex count ( min of the index buffers )
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//-----------------------------------------------------------------------------
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void CDmeVertexDataBase::ComputeVertexCount()
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{
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int nCount = m_FieldInfo.Count();
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if ( nCount == 0 )
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{
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m_nVertexCount = 0;
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return;
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}
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m_nVertexCount = INT_MAX;
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for ( int i = 0; i < nCount; ++i )
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{
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if ( !m_FieldInfo[i].m_pIndexData )
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continue;
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CDmrGenericArray array( m_FieldInfo[i].m_pIndexData );
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int nFieldCount = array.Count();
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if ( nFieldCount < m_nVertexCount )
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{
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m_nVertexCount = nFieldCount;
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}
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}
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}
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//-----------------------------------------------------------------------------
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// resolve internal data from changed attributes
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//-----------------------------------------------------------------------------
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void CDmeVertexDataBase::Resolve()
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{
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BaseClass::Resolve();
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if ( m_VertexFormat.IsDirty() )
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{
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ComputeFieldInfo();
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}
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if ( !IsVertexDeltaData() )
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{
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ComputeVertexCount();
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}
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// Mark inverse map dirty if necessary
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int nCount = m_FieldInfo.Count();
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for ( int i = 0; i < nCount; ++i )
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{
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if ( m_FieldInfo[i].m_pIndexData && m_FieldInfo[i].m_pIndexData->IsFlagSet( FATTRIB_DIRTY ) )
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{
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m_FieldInfo[i].m_bInverseMapDirty = true;
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Returns indices into the various fields
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//-----------------------------------------------------------------------------
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int CDmeVertexDataBase::GetPositionIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_POSITION );
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}
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int CDmeVertexDataBase::GetNormalIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_NORMAL );
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}
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int CDmeVertexDataBase::GetTangentIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_TANGENT );
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}
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int CDmeVertexDataBase::GetTexCoordIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_TEXCOORD );
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}
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int CDmeVertexDataBase::GetColorIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_COLOR );
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}
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int CDmeVertexDataBase::GetBalanceIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_BALANCE );
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}
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int CDmeVertexDataBase::GetMorphSpeedIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_MORPH_SPEED );
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}
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int CDmeVertexDataBase::GetWrinkleIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_WRINKLE );
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}
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int CDmeVertexDataBase::GetWeightIndex( int nVertexIndex ) const
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{
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return GetFieldIndex( nVertexIndex, FIELD_WEIGHT );
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}
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//-----------------------------------------------------------------------------
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// Vertex accessors
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//-----------------------------------------------------------------------------
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const Vector& CDmeVertexDataBase::GetPosition( int nIndex ) const
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{
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Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_POSITION];
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if ( nFieldIndex < 0 )
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return vec3_origin;
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CDmrArrayConst<int> indices( GetIndexData( nFieldIndex ) );
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CDmrArrayConst<Vector> vertexData( GetVertexData( nFieldIndex ) );
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return vertexData[ indices[nIndex] ];
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}
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const float *CDmeVertexDataBase::GetJointWeights( int nVertexIndex ) const
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{
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Assert( IsVertexDeltaData() || nVertexIndex < m_nVertexCount );
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FieldIndex_t nPosFieldIndex = m_pStandardFieldIndex[FIELD_POSITION];
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_WEIGHTS];
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if ( nPosFieldIndex < 0 || nFieldIndex < 0 )
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return NULL;
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CDmrArrayConst<int> indices = GetIndexData( nPosFieldIndex );
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CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
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return &vertexData[ indices[ nVertexIndex ] * m_nJointCount ];
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}
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//-----------------------------------------------------------------------------
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// Same as GetJointWeights except it uses a direct position index instead of
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// the vertex index to access the data
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//-----------------------------------------------------------------------------
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const float *CDmeVertexDataBase::GetJointPositionWeights( int nPositionIndex ) const
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{
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Assert( !IsVertexDeltaData() );
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_WEIGHTS];
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if ( nFieldIndex < 0 )
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return NULL;
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CDmrArrayConst< float > jointWeights = GetVertexData( nFieldIndex );
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Assert( nPositionIndex * m_nJointCount < jointWeights.Count() );
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return &jointWeights[ nPositionIndex * m_nJointCount ];
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}
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const int *CDmeVertexDataBase::GetJointIndices( int nVertexIndex ) const
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{
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Assert( IsVertexDeltaData() || nVertexIndex < m_nVertexCount );
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FieldIndex_t nPosFieldIndex = m_pStandardFieldIndex[FIELD_POSITION];
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_INDICES];
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if ( nPosFieldIndex < 0 || nFieldIndex < 0 )
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return NULL;
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CDmrArrayConst<int> indices = GetIndexData( nPosFieldIndex );
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CDmrArrayConst<int> vertexData = GetVertexData( nFieldIndex );
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return &vertexData[ indices[ nVertexIndex ] * m_nJointCount ];
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}
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//-----------------------------------------------------------------------------
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// Same as GetJointIndices except it uses a direct position index instead of
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// the vertex index to access the data
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//-----------------------------------------------------------------------------
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const int *CDmeVertexDataBase::GetJointPositionIndices( int nPositionIndex ) const
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{
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Assert( !IsVertexDeltaData() );
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FieldIndex_t nJointIndicesField = m_pStandardFieldIndex[ FIELD_JOINT_INDICES ];
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if ( nJointIndicesField < 0 )
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return NULL;
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CDmrArrayConst<int> jointIndices = GetVertexData( nJointIndicesField );
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Assert( nPositionIndex * m_nJointCount < jointIndices.Count() );
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return &jointIndices[ nPositionIndex * m_nJointCount ];
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}
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const Vector& CDmeVertexDataBase::GetNormal( int nIndex ) const
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{
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Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_NORMAL];
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if ( nFieldIndex < 0 )
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return vec3_origin;
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CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
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CDmrArrayConst<Vector> vertexData = GetVertexData( nFieldIndex );
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return vertexData[ indices[ nIndex ] ];
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}
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const Vector4D& CDmeVertexDataBase::GetTangent( int nIndex ) const
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{
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||
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Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_TANGENT];
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if ( nFieldIndex < 0 )
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return vec4_origin;
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CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
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CDmrArrayConst<Vector4D> vertexData = GetVertexData( nFieldIndex );
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return vertexData[ indices[ nIndex ] ];
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}
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const Vector2D& CDmeVertexDataBase::GetTexCoord( int nIndex ) const
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{
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Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_TEXCOORD];
|
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if ( nFieldIndex < 0 )
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return vec2_origin;
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CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
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CDmrArrayConst<Vector2D> vertexData = GetVertexData( nFieldIndex );
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||
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return vertexData[ indices[ nIndex ] ];
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||
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}
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||
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||
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static Color s_Black( 0, 0, 0, 255 );
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||
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const Color& CDmeVertexDataBase::GetColor( int nIndex ) const
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||
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{
|
||
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Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
|
||
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FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_COLOR];
|
||
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if ( nFieldIndex < 0 )
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||
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return s_Black;
|
||
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|
||
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CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
|
||
|
|
CDmrArrayConst<Color> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData[ indices[ nIndex ] ];
|
||
|
|
}
|
||
|
|
|
||
|
|
float CDmeVertexDataBase::GetBalance( int nIndex ) const
|
||
|
|
{
|
||
|
|
Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_BALANCE];
|
||
|
|
if ( nFieldIndex < 0 )
|
||
|
|
return 0.5f;
|
||
|
|
|
||
|
|
CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData[ indices[ nIndex ] ];
|
||
|
|
}
|
||
|
|
|
||
|
|
float CDmeVertexDataBase::GetMorphSpeed( int nIndex ) const
|
||
|
|
{
|
||
|
|
Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_MORPH_SPEED];
|
||
|
|
if ( nFieldIndex < 0 )
|
||
|
|
return 1.0f;
|
||
|
|
|
||
|
|
CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData[ indices[ nIndex ] ];
|
||
|
|
}
|
||
|
|
|
||
|
|
float CDmeVertexDataBase::GetWrinkle( int nIndex ) const
|
||
|
|
{
|
||
|
|
Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_WRINKLE];
|
||
|
|
if ( nFieldIndex < 0 )
|
||
|
|
return 1.0f;
|
||
|
|
|
||
|
|
CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData[ indices[ nIndex ] ];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
float CDmeVertexDataBase::GetWeight( int nIndex ) const
|
||
|
|
{
|
||
|
|
Assert( IsVertexDeltaData() || nIndex < m_nVertexCount );
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_WEIGHT];
|
||
|
|
if ( nFieldIndex < 0 )
|
||
|
|
return 1.0f;
|
||
|
|
|
||
|
|
CDmrArrayConst<int> indices = GetIndexData( nFieldIndex );
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData[ indices[ nIndex ] ];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Adds a field to the vertex format
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDataBase::FindOrAddVertexField( const char *pFieldName )
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
int nFormatCount = m_VertexFormat.Count();
|
||
|
|
for ( i = 0; i < nFormatCount; ++i )
|
||
|
|
{
|
||
|
|
if ( !Q_stricmp( pFieldName, m_VertexFormat[i] ) )
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
m_VertexFormat.AddToTail( pFieldName );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Returns the field index of a particular field
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
FieldIndex_t CDmeVertexDataBase::CreateField( const char *pFieldName, DmAttributeType_t type )
|
||
|
|
{
|
||
|
|
Assert( Q_stricmp( pFieldName, g_pStandardFieldNames[FIELD_JOINT_WEIGHTS] ) );
|
||
|
|
Assert( Q_stricmp( pFieldName, g_pStandardFieldNames[FIELD_JOINT_INDICES] ) );
|
||
|
|
if ( !Q_stricmp( pFieldName, g_pStandardFieldNames[FIELD_JOINT_WEIGHTS] ) ||
|
||
|
|
!Q_stricmp( pFieldName, g_pStandardFieldNames[FIELD_JOINT_INDICES] ) )
|
||
|
|
{
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
AddAttribute( pFieldName, type );
|
||
|
|
|
||
|
|
int nLen = Q_strlen( pFieldName ) + 21;
|
||
|
|
char *pIndicesName = (char*)_alloca( nLen );
|
||
|
|
Q_snprintf( pIndicesName, nLen, "%sIndices", pFieldName );
|
||
|
|
AddAttribute( pIndicesName, AT_INT_ARRAY );
|
||
|
|
|
||
|
|
FindOrAddVertexField( pFieldName );
|
||
|
|
|
||
|
|
// FIXME: Not hugely efficient, is there a better way of doing this?
|
||
|
|
// Necessary to return a field index for the name
|
||
|
|
ComputeFieldInfo();
|
||
|
|
FieldIndex_t nFieldIndex = FindFieldIndex( pFieldName );
|
||
|
|
if ( !IsVertexDeltaData() && m_nVertexCount > 0 )
|
||
|
|
{
|
||
|
|
CDmrArray<int> indices( GetIndexData( nFieldIndex ) );
|
||
|
|
indices.EnsureCount( m_nVertexCount );
|
||
|
|
}
|
||
|
|
return nFieldIndex;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Creates a field given a file ID
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
FieldIndex_t CDmeVertexDataBase::CreateField( StandardFields_t fieldId )
|
||
|
|
{
|
||
|
|
return CreateField( g_pStandardFieldNames[fieldId], g_pStandardFieldTypes[fieldId] );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Use this to create vertex fields for joint weights + indices
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDataBase::CreateJointWeightsAndIndices( int nJointCount, FieldIndex_t *pJointWeightsField, FieldIndex_t *pJointIndicesField )
|
||
|
|
{
|
||
|
|
m_nJointCount = nJointCount;
|
||
|
|
|
||
|
|
AddAttribute( g_pStandardFieldNames[FIELD_JOINT_WEIGHTS], AT_FLOAT_ARRAY );
|
||
|
|
AddAttribute( g_pStandardFieldNames[FIELD_JOINT_INDICES], AT_INT_ARRAY );
|
||
|
|
|
||
|
|
FindOrAddVertexField( g_pStandardFieldNames[FIELD_JOINT_WEIGHTS] );
|
||
|
|
FindOrAddVertexField( g_pStandardFieldNames[FIELD_JOINT_INDICES] );
|
||
|
|
|
||
|
|
|
||
|
|
// FIXME: Not hugely efficient, is there a better way of doing this?
|
||
|
|
// Necessary to return a field index for the name
|
||
|
|
ComputeFieldInfo();
|
||
|
|
*pJointWeightsField = FindFieldIndex( g_pStandardFieldNames[FIELD_JOINT_WEIGHTS] );
|
||
|
|
*pJointIndicesField = FindFieldIndex( g_pStandardFieldNames[FIELD_JOINT_INDICES] );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Adds a new vertex; creates a new entry in all vertex data fields
|
||
|
|
// Returns the vertex index
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CDmeVertexDataBase::AddVertexData( FieldIndex_t nFieldIndex, int nCount )
|
||
|
|
{
|
||
|
|
CDmrGenericArray array( m_FieldInfo[nFieldIndex].m_pVertexData );
|
||
|
|
int nDataCount = array.Count();
|
||
|
|
array.EnsureCount( nDataCount + nCount );
|
||
|
|
|
||
|
|
// DmeMeshDeltaData must have the same number of vertices + indices
|
||
|
|
if ( IsVertexDeltaData() )
|
||
|
|
{
|
||
|
|
CDmrArray<int> indices( GetIndexData( nFieldIndex ) );
|
||
|
|
Assert( nDataCount == indices.Count() );
|
||
|
|
indices.EnsureCount( nDataCount + nCount );
|
||
|
|
}
|
||
|
|
|
||
|
|
return nDataCount;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Sets vertex data
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDataBase::SetVertexData( FieldIndex_t nFieldIndex, int nFirstVertex, int nCount, DmAttributeType_t valueType, const void *pData )
|
||
|
|
{
|
||
|
|
CDmrGenericArray array( m_FieldInfo[nFieldIndex].m_pVertexData );
|
||
|
|
Assert( nFirstVertex + nCount <= array.Count() );
|
||
|
|
array.SetMultiple( nFirstVertex, nCount, valueType, pData );
|
||
|
|
}
|
||
|
|
|
||
|
|
void CDmeVertexDataBase::SetVertexIndices( FieldIndex_t nFieldIndex, int nFirstIndex, int nCount, const int *pIndices )
|
||
|
|
{
|
||
|
|
CDmrArray<int> array( GetIndexData( nFieldIndex ) );
|
||
|
|
Assert( nFirstIndex + nCount <= array.Count() );
|
||
|
|
array.SetMultiple( nFirstIndex, nCount, pIndices );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Removes all vertex data associated with a particular field
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDataBase::RemoveAllVertexData( FieldIndex_t nFieldIndex )
|
||
|
|
{
|
||
|
|
CDmrGenericArray array( m_FieldInfo[nFieldIndex].m_pVertexData );
|
||
|
|
array.RemoveAll();
|
||
|
|
if ( IsVertexDeltaData() )
|
||
|
|
{
|
||
|
|
CDmrArray<int> arrayDelta( m_FieldInfo[nFieldIndex].m_pIndexData );
|
||
|
|
arrayDelta.RemoveAll();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Returns the field index of a particular field
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
FieldIndex_t CDmeVertexDataBase::FindFieldIndex( const char *pFieldName ) const
|
||
|
|
{
|
||
|
|
int nCount = m_FieldInfo.Count();
|
||
|
|
for ( int i = 0; i < nCount; ++i )
|
||
|
|
{
|
||
|
|
if ( !Q_stricmp( m_FieldInfo[i].m_Name, pFieldName ) )
|
||
|
|
return i;
|
||
|
|
}
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Returns well-known vertex data
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
static CUtlVector<Vector4D> s_EmptyVector4D;
|
||
|
|
static CUtlVector<Vector> s_EmptyVector;
|
||
|
|
static CUtlVector<Vector2D> s_EmptyVector2D;
|
||
|
|
static CUtlVector<Color> s_EmptyColor;
|
||
|
|
static CUtlVector<float> s_EmptyFloat;
|
||
|
|
|
||
|
|
const CUtlVector<Vector> &CDmeVertexDataBase::GetPositionData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_POSITION ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyVector;
|
||
|
|
|
||
|
|
CDmrArrayConst<Vector> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<Vector> &CDmeVertexDataBase::GetNormalData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_NORMAL ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyVector;
|
||
|
|
|
||
|
|
CDmrArrayConst<Vector> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<Vector4D> &CDmeVertexDataBase::GetTangentData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_TANGENT ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyVector4D;
|
||
|
|
|
||
|
|
CDmrArrayConst<Vector4D> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<Vector2D> &CDmeVertexDataBase::GetTextureCoordData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_TEXCOORD ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyVector2D;
|
||
|
|
|
||
|
|
CDmrArrayConst<Vector2D> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<Color> &CDmeVertexDataBase::GetColorData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_COLOR ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyColor;
|
||
|
|
|
||
|
|
CDmrArrayConst<Color> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const float *CDmeVertexDataBase::GetJointWeightData( int nDataIndex ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_WEIGHTS];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return NULL;
|
||
|
|
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return &vertexData[ nDataIndex * m_nJointCount ];
|
||
|
|
}
|
||
|
|
|
||
|
|
const int *CDmeVertexDataBase::GetJointIndexData( int nDataIndex ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_INDICES];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return NULL;
|
||
|
|
|
||
|
|
CDmrArrayConst<int> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return &vertexData.Element( nDataIndex * m_nJointCount );
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<float> &CDmeVertexDataBase::GetBalanceData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_BALANCE ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyFloat;
|
||
|
|
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<float> &CDmeVertexDataBase::GetMorphSpeedData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_MORPH_SPEED ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyFloat;
|
||
|
|
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<float> &CDmeVertexDataBase::GetWrinkleData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_WRINKLE ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyFloat;
|
||
|
|
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<float> &CDmeVertexDataBase::GetWeightData( ) const
|
||
|
|
{
|
||
|
|
FieldIndex_t nFieldIndex = m_pStandardFieldIndex[ FIELD_WEIGHT ];
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyFloat;
|
||
|
|
|
||
|
|
CDmrArrayConst<float> vertexData = GetVertexData( nFieldIndex );
|
||
|
|
return vertexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Returns well-known index data
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
static CUtlVector<int> s_EmptyInt;
|
||
|
|
const CUtlVector<int> &CDmeVertexDataBase::GetVertexIndexData( FieldIndex_t nFieldIndex ) const
|
||
|
|
{
|
||
|
|
if ( nFieldIndex < 0 || nFieldIndex >= m_FieldInfo.Count() )
|
||
|
|
return s_EmptyInt;
|
||
|
|
|
||
|
|
CDmrArrayConst<int> indexData = GetIndexData( nFieldIndex );
|
||
|
|
return indexData.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector<int> &CDmeVertexDataBase::GetVertexIndexData( StandardFields_t fieldId ) const
|
||
|
|
{
|
||
|
|
return GetVertexIndexData( m_pStandardFieldIndex[fieldId] );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Returns an inverse map from vertex data index to vertex index
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
const CUtlVector< int > &CDmeVertexDataBase::FindVertexIndicesFromDataIndex( FieldIndex_t nFieldIndex, int nDataIndex )
|
||
|
|
{
|
||
|
|
if ( nFieldIndex < 0 )
|
||
|
|
return s_EmptyInt;
|
||
|
|
|
||
|
|
FieldInfo_t &info = m_FieldInfo[nFieldIndex];
|
||
|
|
if ( info.m_bInverseMapDirty )
|
||
|
|
{
|
||
|
|
CDmrArrayConst<int> array( info.m_pIndexData );
|
||
|
|
CDmrGenericArray vertexArray( info.m_pVertexData );
|
||
|
|
|
||
|
|
int nDataCount = vertexArray.Count();
|
||
|
|
int nCount = array.Count();
|
||
|
|
|
||
|
|
// Clear out the utlvectors
|
||
|
|
info.m_InverseMap.RemoveAll();
|
||
|
|
info.m_InverseMap.SetCount( nDataCount );
|
||
|
|
|
||
|
|
for ( int i = 0; i < nCount; ++i )
|
||
|
|
{
|
||
|
|
int nIndex = array[ i ];
|
||
|
|
info.m_InverseMap[nIndex].AddToTail( i );
|
||
|
|
}
|
||
|
|
info.m_bInverseMapDirty = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return info.m_InverseMap[ nDataIndex ];
|
||
|
|
}
|
||
|
|
|
||
|
|
const CUtlVector< int > &CDmeVertexDataBase::FindVertexIndicesFromDataIndex( StandardFields_t fieldId, int nDataIndex )
|
||
|
|
{
|
||
|
|
// NOTE! Wrinkles don't exist in the base state, therefore we use the index to index
|
||
|
|
// into the TEXCOORD base state fields instead of the wrinkle fields
|
||
|
|
if ( fieldId == FIELD_WRINKLE )
|
||
|
|
{
|
||
|
|
fieldId = FIELD_TEXCOORD;
|
||
|
|
}
|
||
|
|
|
||
|
|
return FindVertexIndicesFromDataIndex( m_pStandardFieldIndex[fieldId], nDataIndex );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Do we have skinning data?
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CDmeVertexDataBase::HasSkinningData() const
|
||
|
|
{
|
||
|
|
if ( m_nJointCount == 0 )
|
||
|
|
return false;
|
||
|
|
FieldIndex_t nWeightFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_WEIGHTS];
|
||
|
|
if ( nWeightFieldIndex < 0 )
|
||
|
|
return false;
|
||
|
|
FieldIndex_t nIndexFieldIndex = m_pStandardFieldIndex[FIELD_JOINT_INDICES];
|
||
|
|
if ( nIndexFieldIndex < 0 )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
CDmrArrayConst<float> weightData = GetVertexData( nWeightFieldIndex );
|
||
|
|
CDmrArrayConst<int> indexData = GetVertexData( nIndexFieldIndex );
|
||
|
|
return ( weightData.Count() > 0 && indexData.Count() > 0 );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Do we need tangent data? (Utility method for applications to know if they should call ComputeDefaultTangentData)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CDmeVertexDataBase::NeedsTangentData() const
|
||
|
|
{
|
||
|
|
FieldIndex_t posField = m_pStandardFieldIndex[CDmeVertexDataBase::FIELD_POSITION];
|
||
|
|
FieldIndex_t normalField = m_pStandardFieldIndex[CDmeVertexDataBase::FIELD_NORMAL];
|
||
|
|
FieldIndex_t uvField = m_pStandardFieldIndex[CDmeVertexDataBase::FIELD_TEXCOORD];
|
||
|
|
FieldIndex_t tangentField = m_pStandardFieldIndex[CDmeVertexDataBase::FIELD_TANGENT];
|
||
|
|
return ( posField >= 0 && uvField >= 0 && normalField >= 0 && tangentField < 0 );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CDmeVertexDataBase::FieldCount() const
|
||
|
|
{
|
||
|
|
return m_VertexFormat.Count();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
const char *CDmeVertexDataBase::FieldName( int i ) const
|
||
|
|
{
|
||
|
|
if ( i < 0 || i >= m_VertexFormat.Count() )
|
||
|
|
return NULL;
|
||
|
|
|
||
|
|
return m_VertexFormat[ i ];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDataBase::CopyFrom( CDmeVertexDataBase *pSrc )
|
||
|
|
{
|
||
|
|
pSrc->CopyTo( this );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDataBase::CopyTo( CDmeVertexDataBase *pDst ) const
|
||
|
|
{
|
||
|
|
// Preserve the name of the destination
|
||
|
|
const CUtlString dstName = pDst->GetName();
|
||
|
|
|
||
|
|
CopyAttributesTo( pDst );
|
||
|
|
|
||
|
|
pDst->SetName( dstName ); // The Copy really copies everything!
|
||
|
|
pDst->Resolve();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Expose this class to the scene database
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
IMPLEMENT_ELEMENT_FACTORY( DmeVertexData, CDmeVertexData );
|
||
|
|
IMPLEMENT_ELEMENT_FACTORY( DmeVertexDeltaData, CDmeVertexDeltaData );
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexData::OnConstruction()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
void CDmeVertexData::OnDestruction()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
void CDmeVertexDeltaData::OnConstruction()
|
||
|
|
{
|
||
|
|
m_bCorrected.InitAndSet( this, "corrected", false );
|
||
|
|
}
|
||
|
|
|
||
|
|
void CDmeVertexDeltaData::OnDestruction()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Method to add vertex indices for normal vertex data
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CDmeVertexData::AddVertexIndices( int nIndexCount )
|
||
|
|
{
|
||
|
|
int nFirstVertex = m_nVertexCount;
|
||
|
|
m_nVertexCount += nIndexCount;
|
||
|
|
int nCount = m_FieldInfo.Count();
|
||
|
|
for ( int i = 0; i < nCount; ++i )
|
||
|
|
{
|
||
|
|
if ( m_FieldInfo[i].m_pIndexData )
|
||
|
|
{
|
||
|
|
CDmrArray<int> indices( m_FieldInfo[i].m_pIndexData );
|
||
|
|
indices.EnsureCount( m_nVertexCount );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return nFirstVertex;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Computes max positional delta length
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
float CDmeVertexDeltaData::ComputeMaxDeflection( )
|
||
|
|
{
|
||
|
|
float flMaxDeflection = 0.0f;
|
||
|
|
|
||
|
|
const CUtlVector<Vector> &pos = GetPositionData();
|
||
|
|
int nCount = pos.Count();
|
||
|
|
for ( int i = 0; i < nCount; ++i )
|
||
|
|
{
|
||
|
|
float flDeflection = pos[i].Length();
|
||
|
|
if ( flMaxDeflection < flDeflection )
|
||
|
|
{
|
||
|
|
flMaxDeflection = flDeflection;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return flMaxDeflection;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Computes wrinkle data from position deltas
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CDmeVertexDeltaData::GenerateWrinkleDelta( CDmeVertexData *pBindState, float flScale, bool bOverwrite )
|
||
|
|
{
|
||
|
|
FieldIndex_t nPosIndex = FindFieldIndex( FIELD_POSITION );
|
||
|
|
if ( nPosIndex < 0 )
|
||
|
|
return;
|
||
|
|
|
||
|
|
FieldIndex_t nBaseTexCoordIndex = pBindState->FindFieldIndex( FIELD_TEXCOORD );
|
||
|
|
if ( nBaseTexCoordIndex < 0 )
|
||
|
|
return;
|
||
|
|
|
||
|
|
FieldIndex_t nWrinkleIndex = FindFieldIndex( FIELD_WRINKLE );
|
||
|
|
if ( nWrinkleIndex < 0 )
|
||
|
|
{
|
||
|
|
nWrinkleIndex = CreateField( FIELD_WRINKLE );
|
||
|
|
}
|
||
|
|
else if ( !bOverwrite )
|
||
|
|
return;
|
||
|
|
|
||
|
|
RemoveAllVertexData( nWrinkleIndex );
|
||
|
|
if ( flScale == 0.0f )
|
||
|
|
return;
|
||
|
|
|
||
|
|
const float flMaxDeflection( ComputeMaxDeflection() );
|
||
|
|
if ( flMaxDeflection == 0.0f )
|
||
|
|
return;
|
||
|
|
|
||
|
|
const double scaledInverseMaxDeflection = static_cast< double >( flScale ) / static_cast< double >( flMaxDeflection );
|
||
|
|
|
||
|
|
const CUtlVector<int> &positionIndices = GetVertexIndexData( nPosIndex );
|
||
|
|
const CUtlVector<Vector> &pos = GetPositionData();
|
||
|
|
const CUtlVector<int> &baseTexCoordIndices = pBindState->GetVertexIndexData( nBaseTexCoordIndex );
|
||
|
|
|
||
|
|
CDmrArrayConst<Vector2D> texData( pBindState->GetVertexData( nBaseTexCoordIndex ) );
|
||
|
|
int nBaseTexCoordCount = texData.Count();
|
||
|
|
int nBufSize = ( ( nBaseTexCoordCount + 7 ) >> 3 );
|
||
|
|
unsigned char *pUsedBits = (unsigned char*)_alloca( nBufSize );
|
||
|
|
memset( pUsedBits, 0, nBufSize );
|
||
|
|
|
||
|
|
int nCount = pos.Count();
|
||
|
|
for ( int i = 0; i < nCount; ++i )
|
||
|
|
{
|
||
|
|
float flWrinkleDelta = static_cast< float >( static_cast< double >( pos[i].Length() ) * scaledInverseMaxDeflection );
|
||
|
|
Assert( fabs( flWrinkleDelta ) <= fabs( flScale ) );
|
||
|
|
|
||
|
|
// NOTE: This will produce bad behavior in cases where two positions share the
|
||
|
|
// same texcoord, which shouldn't theoretically happen.
|
||
|
|
const CUtlVector< int > &baseVerts = pBindState->FindVertexIndicesFromDataIndex( FIELD_POSITION, positionIndices[i] );
|
||
|
|
int nBaseVertCount = baseVerts.Count();
|
||
|
|
for ( int j = 0; j < nBaseVertCount; ++j )
|
||
|
|
{
|
||
|
|
// See if we have a delta for this texcoord...
|
||
|
|
int nTexCoordIndex = baseTexCoordIndices[ baseVerts[j] ];
|
||
|
|
if ( pUsedBits[ nTexCoordIndex >> 3 ] & ( 1 << ( nTexCoordIndex & 0x7 ) ) )
|
||
|
|
continue;
|
||
|
|
|
||
|
|
pUsedBits[ nTexCoordIndex >> 3 ] |= 1 << ( nTexCoordIndex & 0x7 );
|
||
|
|
|
||
|
|
int nDeltaIndex = AddVertexData( nWrinkleIndex, 1 );
|
||
|
|
SetVertexIndices( nWrinkleIndex, nDeltaIndex, 1, &nTexCoordIndex );
|
||
|
|
SetVertexData( nWrinkleIndex, nDeltaIndex, 1, AT_FLOAT, &flWrinkleDelta );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Computes weight data from position deltas
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
float CDmeVertexDeltaData::GenerateWeightDelta( CDmeVertexData *pBindState )
|
||
|
|
{
|
||
|
|
FieldIndex_t nPosIndex = FindFieldIndex( FIELD_POSITION );
|
||
|
|
if ( nPosIndex < 0 )
|
||
|
|
return 0.0;
|
||
|
|
|
||
|
|
FieldIndex_t nFieldIndex = FindFieldIndex( FIELD_WEIGHT );
|
||
|
|
if ( nFieldIndex < 0 )
|
||
|
|
{
|
||
|
|
nFieldIndex = CreateField( FIELD_WEIGHT );
|
||
|
|
}
|
||
|
|
|
||
|
|
RemoveAllVertexData( nFieldIndex );
|
||
|
|
|
||
|
|
const float maxDeflection( static_cast< double >( ComputeMaxDeflection() ) );
|
||
|
|
|
||
|
|
if ( maxDeflection == 0.0 )
|
||
|
|
return maxDeflection;
|
||
|
|
|
||
|
|
const CUtlVector<Vector> &pos( GetPositionData() );
|
||
|
|
const CUtlVector< int > &posIndices( GetVertexIndexData( nPosIndex ) );
|
||
|
|
|
||
|
|
float flDeltaDistance;
|
||
|
|
int nDeltaIndex;
|
||
|
|
const int nCount = pos.Count();
|
||
|
|
for ( int i = 0; i < nCount; ++i )
|
||
|
|
{
|
||
|
|
flDeltaDistance = pos[ i ].Length();
|
||
|
|
|
||
|
|
nDeltaIndex = AddVertexData( nFieldIndex, 1 );
|
||
|
|
SetVertexData( nFieldIndex, nDeltaIndex, 1, AT_FLOAT, &flDeltaDistance );
|
||
|
|
}
|
||
|
|
|
||
|
|
SetVertexIndices( nFieldIndex, 0, posIndices.Count(), posIndices.Base() );
|
||
|
|
|
||
|
|
return maxDeflection;
|
||
|
|
}
|