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::generateFrame(TSShape::Object& obj, F32 t, bool addFrame, bool addMatFrame)
{
for (int iMesh = 0; iMesh < obj.numMeshes; iMesh++)
{
AppMesh* appMesh = appMeshes[obj.startMeshIndex + iMesh];
U32 oldNumPoints = appMesh->points.size();
U32 oldNumUvs = appMesh->uvs.size();
// Get the mesh geometry at time, 't'
// Geometry verts, normals and tverts can be animated (different set for
// each frame), but the TSDrawPrimitives stay the same, so the way lockMesh
// works is that it will only generate the primitives once, then after that
// will just append verts, normals and tverts each time it is called.
appMesh->lockMesh(t, appMesh->objectOffset);
// Calculate vertex normals if required
if (appMesh->normals.size() != appMesh->points.size())
appMesh->computeNormals();
// If this is the first call, set the number of points per frame
if (appMesh->numFrames == 0)
{
appMesh->vertsPerFrame = appMesh->points.size();
}
else
{
// Check frame topology => ie. that the right number of points, normals
// and tverts was added
if ((appMesh->points.size() - oldNumPoints) != appMesh->vertsPerFrame)
{
Con::warnf("Wrong number of points (%d) added at time=%f (expected %d)",
appMesh->points.size() - oldNumPoints, t, appMesh->vertsPerFrame);
addFrame = false;
}
if ((appMesh->normals.size() - oldNumPoints) != appMesh->vertsPerFrame)
{
Con::warnf("Wrong number of normals (%d) added at time=%f (expected %d)",
appMesh->normals.size() - oldNumPoints, t, appMesh->vertsPerFrame);
addFrame = false;
}
if ((appMesh->uvs.size() - oldNumUvs) != appMesh->vertsPerFrame)
{
Con::warnf("Wrong number of tverts (%d) added at time=%f (expected %d)",
appMesh->uvs.size() - oldNumUvs, t, appMesh->vertsPerFrame);
addMatFrame = false;
}
}
// Because lockMesh adds points, normals AND tverts each call, if we didn't
// actually want another frame or matFrame, we need to remove them afterwards.
// In the common case (we DO want the frame), we can do nothing => the
// points/normals/tverts are already in place!
if (addFrame)
{
appMesh->numFrames++;
}
else
{
appMesh->points.setSize(oldNumPoints);
appMesh->normals.setSize(oldNumPoints);
}
if (addMatFrame)
{
appMesh->numMatFrames++;
}
else
{
appMesh->uvs.setSize(oldNumPoints);
}
}
}