public void ReadMorph( MorphController controller, XmlNode node, ColladaMeshInfo meshInfo )
{
string morphSource = node.Attributes[ "source" ].Value;
if( morphSource.StartsWith( "#" ) )
// strip off the leading '#'
morphSource = morphSource.Substring( 1 );
else
log.InfoFormat( "Morph source {0} does not start with '#'", morphSource );
if( controller.Target != null )
{
string msg = string.Format( "Duplicate morph for controller {0}", controller.Name );
throw new Exception( msg );
}
controller.Target = meshInfo.Geometries[ morphSource ];
#if SET_BASE_GEOMETRY
controller.Target.BaseGeometrySet = meshInfo.geometries[ morphSource ];
#endif
foreach( XmlNode childNode in node.ChildNodes )
{
switch( childNode.Name )
{
case "source":
ReadSource( controller, childNode, meshInfo );
break;
case "targets":
ReadTargets( controller, childNode, meshInfo );
break;
default:
DebugMessage( childNode );
break;
}
}
}
public void ReadTargets( MorphController morphController, XmlNode node, ColladaMeshInfo meshInfo )
{
foreach( XmlNode childNode in node.ChildNodes )
{
switch( childNode.Name )
{
case "input":
ReadInput( morphController.InputSources, null, childNode, meshInfo );
break;
default:
DebugMessage( childNode );
break;
}
}
}
// In Collada 1.4, skins have targets (source attribute), but
// controllers do not
public override void ReadController( XmlNode node, ColladaMeshInfo meshInfo )
{
// Set up the current geometry name
string controllerName = node.Attributes[ "id" ].Value;
// string target = node.Attributes["target"].Value;
foreach( XmlNode childNode in node.ChildNodes )
{
switch( childNode.Name )
{
case "skin":
SkinController skinController = new SkinController( controllerName );
// skinController.Target = meshInfo.geometries[target];
meshInfo.Controllers[ controllerName ] = skinController;
ReadSkin( skinController, childNode, meshInfo );
break;
case "morph":
string method = "NORMALIZED";
if( childNode.Attributes[ "method" ] != null )
method = childNode.Attributes[ "method" ].Value;
MorphController morphController = new MorphController( controllerName, method );
// morphController.Target = meshInfo.geometries[target];
meshInfo.Controllers[ controllerName ] = morphController;
ReadMorph( morphController, childNode, meshInfo );
break;
default:
DebugMessage( childNode );
break;
}
}
}
protected void BuildInitialPoseInfo( Dictionary<MeshGeometry, List<PoseRef>> initialPoses,
Dictionary<MeshGeometry, VertexAnimationTrack> tracks,
Animation anim, MorphController morphController )
{
InputSource morphTargetSource = morphController.GetInputSourceBySemantic( "MORPH_TARGET" );
InputSource morphWeightSource = morphController.GetInputSourceBySemantic( "MORPH_WEIGHT" );
List<MeshGeometry> initialGeometries = morphController.Target;
for( int geoIndex = 0; geoIndex < initialGeometries.Count; ++geoIndex )
{
MeshGeometry geometry = initialGeometries[ geoIndex ];
// These geometry.Id are the submesh names (e.g. head01-mesh.0)
for( ushort i = 0; i < m_AxiomMesh.SubMeshCount; ++i )
{
SubMesh subMesh = m_AxiomMesh.GetSubMesh( i );
if( subMesh.Name != geometry.Id )
continue;
VertexData vData = null;
ushort target;
if( subMesh.useSharedVertices )
{
target = 0;
vData = m_AxiomMesh.SharedVertexData;
}
else
{
target = (ushort) (i + 1);
vData = subMesh.vertexData;
}
VertexAnimationTrack track =
anim.CreateVertexTrack( target, vData, VertexAnimationType.Pose );
tracks[ geometry ] = track;
// This is the initial set of influences on the geometry
List<PoseRef> initialPoseInfo = new List<PoseRef>();
initialPoses[ geometry ] = initialPoseInfo;
for( int k = 0; k < morphTargetSource.Accessor.Count; ++k )
{
// morphTargetName is the id of the mesh we are blending in (e.g. head02-mesh)
string morphTargetName = (string) morphTargetSource.Accessor.GetParam( "MORPH_TARGET", k );
float influence = (float) morphWeightSource.Accessor.GetParam( "MORPH_WEIGHT", k );
GeometrySet morphDest = Geometries[ morphTargetName ];
// Get the pose index for the target submesh
// First find the PoseInfo object that is about this combination
PoseInfo poseInfo = GetPoseInfo( morphController.Target, morphDest );
// Now that I have the pose info for this combination,
// I still need to find the pose index for the portion
// that is associated with my MeshGeometry (instead of
// the GeometrySet). Since I added these in order, I
// should be able to retrieve it in order as well.
ushort poseIndex = (ushort) poseInfo.poseIndices[ geoIndex ];
initialPoseInfo.Add( new PoseRef( poseIndex, influence ) );
}
}
}
}