/// <summary>
/// Adds instance of the given model and returns its internal id which can be used for removing the instance. Local matrix specified will be changed to internal packed matrix.
/// </summary>
/// <param name="model"></param>
/// <param name="localMatrix">Local transformation matrix. Changed to internal matrix.</param>
/// <param name="colorMaskHsv"></param>
public uint AddInstance(ModelId model, ref Matrix localMatrix, BoundingBox localAabb, Vector4 colorMaskHsv = default(Vector4))
{
MyModelInstanceData builderInstanceData;
if (!m_instanceParts.TryGetValue(model, out builderInstanceData))
{
builderInstanceData = new MyModelInstanceData(m_instanceFlags, m_maxViewDistance);
builderInstanceData.Model = model;
m_instanceParts.Add(model, builderInstanceData);
}
uint instanceId = m_idCounter++;
var instanceData = new MyCubeInstanceData()
{
ColorMaskHSV = colorMaskHsv,
EnableSkinning = false,
LocalMatrix = localMatrix
};
instanceData.SetColorMaskHSV(colorMaskHsv);
builderInstanceData.InstanceData.Add(instanceId, instanceData);
// Matrix has been changed due to packing.
localMatrix = builderInstanceData.InstanceData[instanceId].LocalMatrix;
m_AABB = m_AABB.Include(localAabb.Transform(localMatrix));
return instanceId;
}
