public void SetShapeKeyWeight(Mesh mesh, float weight, MeshAnimationAttachment attachment)
{
if (!_meshes.TryGetValue(mesh, out var entry))
{
return;
}
var positions = entry.Geometry.Positions;
var normals = entry.Geometry.Normals;
for (int i = 0; i < attachment.VertexCount; i++)
{
var oldPos = mesh.Vertices[i].AsVector3();
var keyPos = attachment.Vertices[i].AsVector3();
if ((keyPos - oldPos).LengthSquared() > 0.001)
{
var newPos = Vector3.Lerp(
oldPos,
keyPos,
weight);
positions[i] = newPos.AsPoint3D();
}
var oldNormal = mesh.Normals[i].AsVector3();
var keyNormal = attachment.Normals[i].AsVector3();
if ((keyNormal - oldNormal).LengthSquared() > 0.001)
{
var newNormal = Vector3.Lerp(
oldNormal,
keyNormal,
weight);
normals[i] = newNormal.AsMVector3D();
}
}
}
public ShapeKey(Mesh mesh, MeshAnimationAttachment attachment)
{
Mesh = mesh;
Attachment = attachment;
}
public void SetShapeKeyWeight(Mesh mesh, float weight, MeshAnimationAttachment attachment)
{
}
