Пример #1
0
        public Vertex3D MultiplyMatrixNoTranslate(Vertex3D v)
        {
            // Transform it through the current matrix set
            var xp = _11 * v.X + _21 * v.Y + _31 * v.Z;
            var yp = _12 * v.X + _22 * v.Y + _32 * v.Z;
            var zp = _13 * v.X + _23 * v.Y + _33 * v.Z;

            return(v.Set(xp, yp, zp));
        }
Пример #2
0
        public Vertex3D MultiplyMatrix(Vertex3D v)
        {
            // Transform it through the current matrix set
            var xp    = _11 * v.X + _21 * v.Y + _31 * v.Z + _41;
            var yp    = _12 * v.X + _22 * v.Y + _32 * v.Z + _42;
            var zp    = _13 * v.X + _23 * v.Y + _33 * v.Z + _43;
            var wp    = _14 * v.X + _24 * v.Y + _34 * v.Z + _44;
            var invWp = 1.0f / wp;

            return(v.Set(xp * invWp, yp * invWp, zp * invWp));
        }
Пример #3
0
        public Vertex3D MultiplyMatrix(Vertex3D v)
        {
            // Transform it through the current matrix set
            var xp    = ((((_11 * v.X) + (_21 * v.Y)) + (_31 * v.Z)) + _41);
            var yp    = ((((_12 * v.X) + (_22 * v.Y)) + (_32 * v.Z)) + _42);
            var zp    = ((((_13 * v.X) + (_23 * v.Y)) + (_33 * v.Z)) + _43);
            var wp    = ((((_14 * v.X) + (_24 * v.Y)) + (_34 * v.Z)) + _44);
            var invWp = (1.0f / wp);

            return(v.Set(xp * invWp, yp * invWp, zp * invWp));
        }
Пример #4
0
 public static void Reset(Vertex3D v)
 {
     v.Set(0, 0, 0);
 }