protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (!m_LeftButtonDown)
{
return;
}
int MotionX = e.Location.X - m_ButtonDownPosition.X;
int MotionY = e.Location.Y - m_ButtonDownPosition.Y;
float AngleX = 1.5f * (float)Math.PI * MotionX / Width;
float AngleY = -1.2f * (float)Math.PI * MotionY / Height;
WMath.Matrix3x3 RotX = new WMath.Matrix3x3(WMath.Matrix3x3.INIT_TYPES.ROT_Y, AngleX);
WMath.Matrix3x3 RotY = new WMath.Matrix3x3(WMath.Matrix3x3.INIT_TYPES.ROT_X, AngleY);
WMath.Matrix3x3 Rot = RotY * RotX;
float3 NewAt = m_ButtonDownAt * Rot;
this.At = NewAt;
// Force refresh for faster update...
Refresh();
}
void TestEigenVectors()
{
// WMath.Vector Axis = new WMath.Vector( 1, 1, 1 );
WMath.Vector Axis = new WMath.Vector(1, 0, 0);
Axis.Normalize();
WMath.Matrix3x3 Rot = (WMath.Matrix3x3) new WMath.Quat(new WMath.AngleAxis(0.5f * (float)Math.PI, Axis));
Rot.Transpose();
WMath.Vector Eigen = Rot.EigenValues();
WMath.Matrix3x3 M0 = Rot - Eigen.x * WMath.Matrix3x3.IDENTITY;
WMath.Matrix3x3 M1 = Rot - Eigen.y * WMath.Matrix3x3.IDENTITY;
WMath.Matrix3x3 M2 = Rot - Eigen.z * WMath.Matrix3x3.IDENTITY;
WMath.Vector X = M0.GetRow0();
WMath.Vector Y = M0.GetRow1();
WMath.Vector Z = M0.GetRow2();
}
protected override void OnMouseMove( MouseEventArgs e )
{
base.OnMouseMove( e );
if ( !m_LeftButtonDown )
return;
int MotionX = e.Location.X - m_ButtonDownPosition.X;
int MotionY = e.Location.Y - m_ButtonDownPosition.Y;
float AngleX = 1.5f * (float) Math.PI * MotionX / Width;
float AngleY = -1.2f * (float) Math.PI * MotionY / Height;
WMath.Matrix3x3 RotX = new WMath.Matrix3x3( WMath.Matrix3x3.INIT_TYPES.ROT_Y, AngleX );
WMath.Matrix3x3 RotY = new WMath.Matrix3x3( WMath.Matrix3x3.INIT_TYPES.ROT_X, AngleY );
WMath.Matrix3x3 Rot = RotY * RotX;
WMath.Vector NewAt = m_ButtonDownAt * Rot;
this.At = NewAt;
// Force refresh for faster update...
Refresh();
}
