public EDVector3 translate(EDVector3 vec) {
float x = vec.x * this.mat[0] + vec.y * this.mat[1] + vec.z * this.mat[2] + this.mat[3];
float y = vec.x * this.mat[4] + vec.y * this.mat[5] + vec.z * this.mat[6] + this.mat[7];
float z = vec.x * this.mat[8] + vec.y * this.mat[9] + vec.z * this.mat[10] + this.mat[11];
vec.x = x;
vec.y = y;
vec.z = z;
return vec;
}
