158 lines
4.6 KiB
C++
158 lines
4.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
//=============================================================================
|
|
#include "movieobjects/dmemorphoperator.h"
|
|
#include "movieobjects/dmevertexdata.h"
|
|
#include "movieobjects/dmemesh.h"
|
|
#include "movieobjects_interfaces.h"
|
|
#include "datamodel/dmelementfactoryhelper.h"
|
|
|
|
// memdbgon must be the last include file in a .cpp file!!!
|
|
#include "tier0/memdbgon.h"
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Expose this class to the scene database
|
|
//-----------------------------------------------------------------------------
|
|
IMPLEMENT_ELEMENT_FACTORY( DmeMorphOperator, CDmeMorphOperator );
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
void CDmeMorphOperator::OnConstruction()
|
|
{
|
|
m_mesh.Init( this, "mesh", FATTRIB_HAS_CALLBACK );
|
|
m_deltaStateWeights.Init( this, "deltaStateWeights", FATTRIB_MUSTCOPY );
|
|
m_baseStateName.Init( this, "baseStateName", FATTRIB_TOPOLOGICAL );
|
|
}
|
|
|
|
void CDmeMorphOperator::OnDestruction()
|
|
{
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// accessors
|
|
//-----------------------------------------------------------------------------
|
|
uint CDmeMorphOperator::NumDeltaStateWeights()
|
|
{
|
|
return m_deltaStateWeights.Count();
|
|
}
|
|
|
|
CDmElement *CDmeMorphOperator::GetDeltaStateWeight( uint i )
|
|
{
|
|
return m_deltaStateWeights[ i ];
|
|
}
|
|
|
|
CDmeMesh *CDmeMorphOperator::GetMesh()
|
|
{
|
|
return m_mesh.GetElement();
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// This function gets called whenever an attribute changes
|
|
//-----------------------------------------------------------------------------
|
|
void CDmeMorphOperator::OnAttributeChanged( CDmAttribute *pAttribute )
|
|
{
|
|
if ( pAttribute == m_mesh.GetAttribute() )
|
|
{
|
|
CDmeMesh *pMesh = GetMesh();
|
|
if ( pMesh )
|
|
{
|
|
#if 0 // right now, the file already contains these weights, and re-creating them breaks the channel connections
|
|
m_deltaStateWeights.RemoveAll();
|
|
|
|
uint dn = pMesh->NumDeltaStates();
|
|
for ( uint di = 0; di < dn; ++di )
|
|
{
|
|
CDmElement *pDeltaState = pMesh->GetDeltaState( di );
|
|
const char *name = pDeltaState->GetName();
|
|
|
|
CDmElement *pDeltaWeight = CreateElement< CDmElement >( name, GetFileId() );
|
|
pDeltaWeight->SetAttributeValue( "weight", 0.0f );
|
|
|
|
m_deltaStateWeights.AddToTail( pDeltaWeight->GetHandle() );
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
void CDmeMorphOperator::Operate()
|
|
{
|
|
CDmeMesh *mesh = GetMesh();
|
|
|
|
uint mn = NumDeltaStateWeights();
|
|
for ( uint mi = 0; mi < mn; ++mi )
|
|
{
|
|
CDmElement *pDeltaState = GetDeltaStateWeight( mi );
|
|
const char *deltaName = pDeltaState->GetName();
|
|
float deltaWeight = pDeltaState->GetValue< float >( "weight" );
|
|
|
|
int di = mesh->FindDeltaStateIndex( deltaName );
|
|
if ( di != -1 )
|
|
{
|
|
mesh->SetDeltaStateWeight( di, MESH_DELTA_WEIGHT_NORMAL, deltaWeight );
|
|
}
|
|
else
|
|
{
|
|
Msg( "MorphOperator::Operate: invalid delta state name: %s\n", deltaName );
|
|
}
|
|
}
|
|
}
|
|
|
|
// hack to avoid MSVC complaining about multiply defined symbols
|
|
namespace MorphOp
|
|
{
|
|
void AddAttr( CUtlVector< CDmAttribute * > &attrs, CDmAttribute *pAttr )
|
|
{
|
|
if ( pAttr == NULL )
|
|
return;
|
|
attrs.AddToTail( pAttr );
|
|
}
|
|
|
|
void AddVertexAttributes( CUtlVector< CDmAttribute * > &attrs, CDmElement *pObject )
|
|
{
|
|
AddAttr( attrs, pObject->GetAttribute( "coordinates" ) );
|
|
AddAttr( attrs, pObject->GetAttribute( "normals" ) );
|
|
AddAttr( attrs, pObject->GetAttribute( "textureCoordinates" ) );
|
|
// TODO - add colors, occlusionFactors, boneIndices*, boneWeights*, tangents
|
|
}
|
|
};
|
|
using namespace MorphOp;
|
|
|
|
void CDmeMorphOperator::GetInputAttributes( CUtlVector< CDmAttribute * > &attrs )
|
|
{
|
|
uint nWeights = NumDeltaStateWeights();
|
|
for ( uint wi = 0; wi < nWeights; ++wi )
|
|
{
|
|
CDmElement *pDelta = GetDeltaStateWeight( wi );
|
|
AddAttr( attrs, pDelta->GetAttribute( "weight" ) );
|
|
}
|
|
|
|
CDmeMesh *pMesh = GetMesh();
|
|
CDmeVertexData *pBaseState = pMesh->FindBaseState( m_baseStateName.Get() );
|
|
AddVertexAttributes( attrs, pBaseState );
|
|
|
|
uint nDeltas = pMesh->DeltaStateCount();
|
|
for ( uint di = 0; di < nDeltas; ++di )
|
|
{
|
|
CDmElement *pDeltaState = pMesh->GetDeltaState( di );
|
|
AddAttr( attrs, pDeltaState->GetAttribute( "indices" ) );
|
|
AddVertexAttributes( attrs, pDeltaState );
|
|
}
|
|
}
|
|
|
|
void CDmeMorphOperator::GetOutputAttributes( CUtlVector< CDmAttribute * > &attrs )
|
|
{
|
|
AddVertexAttributes( attrs, GetMesh() );
|
|
}
|