Linear Transformation: Dilation (선형변환: 수축, 팽창)



Dilation
The transformation matrix @@D@@ for a direct dilation with center point @@(p,q,1)@@ and ratio @@r@@ is
@@D= \begin{bmatrix} r & 0 & p(1-r) \\ 0 & r & q(1-r) \\ 0 & 0 & 1 \end{bmatrix}@@.