public RenderItem(
EffectMaterial material,
Buffer vertexBuffer0,
Buffer vertexBuffer1,
CullFlags cullFlags,
ICullable cullable,
in Matrix4x4 world,
public void AddRenderItemDraw(
EffectMaterial material,
DeviceBuffer vertexBuffer0,
DeviceBuffer vertexBuffer1,
CullFlags cullFlags,
in BoundingBox boundingBox,
