void TSShapeLoader::generateGroundAnimation(TSShape::Sequence& seq, const AppSequence* appSeq)
{
seq.firstGroundFrame = shape->groundTranslations.size();
seq.numGroundFrames = 0;
if (!boundsNode)
return;
// Check if the bounds node is animated by this sequence
seq.numGroundFrames = (S32)((seq.duration + 0.25f/AppGroundFrameRate) * AppGroundFrameRate);
seq.flags |= TSShape::MakePath;
// Get ground transform at the start of the sequence
MatrixF invStartMat = boundsNode->getNodeTransform(appSeq->getStart());
zapScale(invStartMat);
invStartMat.inverse();
for (int iFrame = 0; iFrame < seq.numGroundFrames; iFrame++)
{
F32 time = appSeq->getStart() + seq.duration * iFrame / getMax(1, seq.numGroundFrames - 1);
// Determine delta bounds node transform at 't'
MatrixF mat = boundsNode->getNodeTransform(time);
zapScale(mat);
mat = invStartMat * mat;
// Add ground transform
Quat16 rotation;
rotation.set(QuatF(mat));
shape->groundTranslations.push_back(mat.getPosition());
shape->groundRotations.push_back(rotation);
}
}
void getDeltaTransform(AppNode * node, const AppTime & time1, const AppTime & time2, Quaternion & rot, Point3D & trans, Quaternion & srot, Point3D & scale)
{
Matrix<4,4,F32> m1 = node->getNodeTransform(time1);
Matrix<4,4,F32> m2 = node->getNodeTransform(time2);
zapScale(m1);
zapScale(m2);
Matrix<4,4,F32> mat = m1.inverse() * m2;
convertToTransform(mat,rot,trans,srot,scale);
}
MatrixF TSShapeLoader::getLocalNodeMatrix(AppNode* node, F32 t)
{
MatrixF m1 = node->getNodeTransform(t);
// multiply by inverse scale at t=0
MatrixF m10 = node->getNodeTransform(DefaultTime);
m1.scale(Point3F(1.0f/m10.getScale().x, 1.0f/m10.getScale().y, 1.0f/m10.getScale().z));
if (node->mParentIndex >= 0)
{
AppNode *parent = appNodes[node->mParentIndex];
MatrixF m2 = parent->getNodeTransform(t);
// multiply by inverse scale at t=0
MatrixF m20 = parent->getNodeTransform(DefaultTime);
m2.scale(Point3F(1.0f/m20.getScale().x, 1.0f/m20.getScale().y, 1.0f/m20.getScale().z));
// get local transform by pre-multiplying by inverted parent transform
m1 = m2.inverse() * m1;
}
else if (boundsNode && node != boundsNode)
{
// make transform relative to bounds node transform at time=t
MatrixF mb = boundsNode->getNodeTransform(t);
zapScale(mb);
m1 = mb.inverse() * m1;
}
return m1;
}
bool TSShapeLoader::processNode(AppNode* node)
{
// Detect bounds node
if ( node->isBounds() )
{
if ( boundsNode )
{
Con::warnf( "More than one bounds node found" );
return false;
}
boundsNode = node;
// Process bounds geometry
MatrixF boundsMat(boundsNode->getNodeTransform(DefaultTime));
boundsMat.inverse();
zapScale(boundsMat);
for (S32 iMesh = 0; iMesh < boundsNode->getNumMesh(); iMesh++)
{
AppMesh* mesh = boundsNode->getMesh(iMesh);
MatrixF transform = mesh->getMeshTransform(DefaultTime);
transform.mulL(boundsMat);
mesh->lockMesh(DefaultTime, transform);
}
return true;
}
// Detect sequence markers
if ( node->isSequence() )
{
//appSequences.push_back(new AppSequence(node));
return false;
}
// Add this node to the subshape (create one if needed)
if ( subshapes.size() == 0 )
subshapes.push_back( new TSShapeLoader::Subshape );
subshapes.last()->branches.push_back( node );
return true;
}
void TSShapeLoader::generateDefaultStates()
{
// Generate default object states (includes initial geometry)
for (int iObject = 0; iObject < shape->objects.size(); iObject++)
{
updateProgress(Load_GenerateDefaultStates, "Generating initial mesh and node states...",
shape->objects.size(), iObject);
TSShape::Object& obj = shape->objects[iObject];
// Calculate the objectOffset for each mesh at T=0
for (int iMesh = 0; iMesh < obj.numMeshes; iMesh++)
{
AppMesh* appMesh = appMeshes[obj.startMeshIndex + iMesh];
AppNode* appNode = obj.nodeIndex >= 0 ? appNodes[obj.nodeIndex] : boundsNode;
MatrixF meshMat(appMesh->getMeshTransform(DefaultTime));
MatrixF nodeMat(appMesh->isSkin() ? meshMat : appNode->getNodeTransform(DefaultTime));
zapScale(nodeMat);
appMesh->objectOffset = nodeMat.inverse() * meshMat;
}
generateObjectState(shape->objects[iObject], DefaultTime, true, true);
}
// Generate default node transforms
for (int iNode = 0; iNode < appNodes.size(); iNode++)
{
// Determine the default translation and rotation for the node
QuatF rot, srot;
Point3F trans, scale;
generateNodeTransform(appNodes[iNode], DefaultTime, false, 0, rot, trans, srot, scale);
// Add default node translation and rotation
addNodeRotation(rot, true);
addNodeTranslation(trans, true);
}
}