IdentityMatrix

const IdentityMatrix: TD3Matrix = (m11: 1.0; m12: 0.0; m13: 0.0; m14: 0.0; m21: 0.0; m22: 1.0; m23: 0.0; m24: 0.0; m31: 0.0; m32: 0.0; m33: 1.0; m34: 0.0; m41: 0.0; m42: 0.0; m43: 0.0; m44: 1.0);