Exemplo n.º 1
0
        public void SetView(EOrthographicView view)
        {
            float rot90deg = (float)(Math.PI * 0.5);

            switch (view)
            {
            case EOrthographicView.XY:
                SetRotationMatrixAsXYPlane();
                break;

            case EOrthographicView.XZ: {
                float[,] rotMatrix =
                    MathMatrix.CalcHomogeneousRotMatrix(-1 * rot90deg, 0, 0);
                SetRotationMatrixAsXYPlane();
                m_RotationMatrix = m_RotationMatrix.Multiply(rotMatrix);
            }
            break;

            case EOrthographicView.YZ: {
                float[,] rotMatrix =
                    MathMatrix.CalcHomogeneousRotMatrix(0, -1 * rot90deg, 0);
                SetRotationMatrixAsXYPlane();
                m_RotationMatrix = m_RotationMatrix.Multiply(rotMatrix);
            }
            break;

            case EOrthographicView.Isometric: {
                // Assume currently is XY plane, rotate to isometric position

                // Rot X 45 deg
                float thetaX = -1 * (float)(0.25 * Math.PI);
                float thetaY = 0f;

                // Then Rot Z 135 deg
                float thetaZ = (float)(-135f / 180 * Math.PI);
                float[,] rotMatrix = MathMatrix.CalcHomogeneousRotMatrix(thetaX, thetaY, thetaZ);
                float[,] vec       = new float[3, 1] {
                    { (float)(1f / Math.Sqrt(3)) }, { (float)(1f / Math.Sqrt(3)) }, { (float)(1f / Math.Sqrt(3)) }
                };

                SetRotationMatrixAsXYPlane();
                m_RotationMatrix = m_RotationMatrix.Multiply(rotMatrix);
            }
            break;

            default:
                // undone
                break;
            }
        }
Exemplo n.º 2
0
 public void SetView(EOrthographicView view)
 {
     m_Projector.SetView(view);
     fitCamera();
     Refresh();
 }