protected BoundingSphere CalcBoundingSphere()
{
BoundingSphere sphere = new BoundingSphere();
for (int iMesh = 0; iMesh < listMeshRenderObj.Count; iMesh++)
{
MeshRenderObj meshRenderObj = listMeshRenderObj[iMesh] as MeshRenderObj;
sphere = BoundingSphere.CreateMerged(sphere, meshRenderObj.BoundingSphere);
}
return(sphere);
}
protected BoundingBox CalcBoundingBox()
{
BoundingBox box = new BoundingBox();
for (int iMesh = 0; iMesh < listMeshRenderObj.Count; iMesh++)
{
MeshRenderObj meshRenderObj = listMeshRenderObj[iMesh] as MeshRenderObj;
box = BoundingBox.CreateMerged(box, meshRenderObj.BoundingBox);
}
return(box);
}
public void Render(Camera camera, Matrix transform, List <List <PartInfo> > listMeshPartInfos)
{
Debug.Assert(listMeshPartInfos == null || listMeshRenderObj.Count == listMeshPartInfos.Count);
for (int iMesh = 0; iMesh < listMeshRenderObj.Count; iMesh++)
{
MeshRenderObj meshRenderObj = (MeshRenderObj)listMeshRenderObj[iMesh];
List <PartInfo> listPartInfo = null;
if (listMeshPartInfos != null)
{
listPartInfo = listMeshPartInfos[iMesh];
}
meshRenderObj.Render(camera, transform, listPartInfo);
}
}
private void RecurseBonesAndCreateRenderObjs(Model model, ModelBone bone)
{
foreach (ModelBone childbone in bone.Children)
{
ModelMesh mesh = ModelHelper.FindMatchingMeshForBone(model, childbone);
if (mesh != null)
{
List <PartInfo> meshInfoList = new List <PartInfo>();
foreach (ModelMeshPart part in mesh.MeshParts)
{
PartInfo partInfo = new PartInfo();
partInfo.InitFromPart(part);
meshInfoList.Add(partInfo);
// create a bounding box from the mesh?
}
MeshRenderObj renderobj = new MeshRenderObj(mesh, meshInfoList);
listMeshRenderObj.Add(renderobj);
}
RecurseBonesAndCreateRenderObjs(model, childbone);
}
}