public Camera(System.Drawing.Rectangle clientBounds, MuxEngine.LinearAlgebra.Matrix4 xform)
: base(xform)
{
ClientBounds = clientBounds;
initCommon ();
}
public Movable(MuxEngine.LinearAlgebra.Matrix4 xform)
{
m_rotation = xform.Rotation;
m_position = xform.Translation;
m_scale = new Vector3 (1,1,1);
}
public ClTextureCamera(Rectangle clientBounds, ComputeCommandQueue commandQueue, MuxEngine.LinearAlgebra.Matrix4 transform)
: base(clientBounds, transform)
{
rayTracingInit(commandQueue);
}
protected void computeViewMatrix(ref MuxEngine.LinearAlgebra.Matrix4 world)
{
// Compute view matrix directly for speed
// To invert the world matrix we transpose it
// We ensure it's orthonormal first
Vector3 zDir = world.Backward;
Vector3.Normalize (ref zDir, out zDir);
Vector3 xDir = Vector3.Cross (world.Up, zDir);
Vector3.Normalize (ref xDir, out xDir);
Vector3 yDir = Vector3.Cross (zDir, xDir);
// Column four shouldn't deviate from [ 0 0 0 1 ]
m_view.M11 = xDir.X;
m_view.M12 = yDir.X;
m_view.M13 = zDir.X;
m_view.M21 = xDir.Y;
m_view.M22 = yDir.Y;
m_view.M23 = zDir.Y;
m_view.M31 = xDir.Z;
m_view.M32 = yDir.Z;
m_view.M33 = zDir.Z;
Vector3 eye = world.Translation;
m_view.M41 = -Vector3.Dot (eye, xDir);
m_view.M42 = -Vector3.Dot (eye, yDir);
m_view.M43 = -Vector3.Dot (eye, zDir);
}
public RayTracingCamera(System.Drawing.Rectangle clientBounds, MuxEngine.LinearAlgebra.Matrix4 transform)
: base(clientBounds, transform)
{
rayTracingInit();
}