CVertMeshViewer::CVertMeshViewer(UVertMesh* Mesh, CApplication* Window)
: CMeshViewer(Mesh, Window)
, AnimIndex(-1)
{
CVertMeshInstance *VertInst = new CVertMeshInstance();
VertInst->SetMesh(Mesh);
Inst = VertInst;
CVertMeshInstance *MeshInst = static_cast<CVertMeshInstance*>(Inst);
// compute model center by Z-axis (vertical)
CVec3 offset;
const FBox &B = Mesh->BoundingBox;
#if 1
VectorAdd(CVT(B.Min), CVT(B.Max), offset);
offset.Scale(0.5f);
MeshInst->BaseTransformScaled.TransformPointSlow(offset, offset);
#else
// scale/translate origin
float z = (B.Max.Z + B.Min.Z) / 2;
z = (z - Mesh->MeshOrigin.Z) * Mesh->MeshScale.Z; //!! bad formula
offset.Set(0, 0, z);
#endif
offset[2] += Mesh->BoundingSphere.R / 20; // offset a bit up
// offset view
SetViewOffset(offset);
// automatically scale view distance depending on model size
float Radius = Mesh->BoundingSphere.R;
if (Radius < 10) Radius = 10;
SetDistScale(Mesh->MeshScale.X * Radius / 150);
}
inline void TransformPosition(CVec3& pos)
{
Exchange(pos[1], pos[2]);
pos.Scale(0.01f);
}
