is modelled after the hypothetical graphics library described by Foley and van
Dam\cite{FOLEY82}. It is designed to be platform-independent.
-\section{Flowchart}
-
+\section{Transformation Sequence}
+\latexonly{
\parbox{11cm}{
\centerline{Master coordinate (MC) level}
\centerline{$\downarrow$}
\centerline{Clipping against Viewport}
\centerline{$\downarrow$}
\centerline{Convert to Physical device coordinates (PDC)}
+}}
+\latexignore{
+\centerline{Master coordinate (MC) level}
+\centerline{Apply \emph{Current transformation matrix}}
+\centerline{World coordinate (WC) level}
+\centerline{Clipping against Window}
+\centerline{Convert to Normalized device coordinates (NDC)}
+\centerline{Clipping against Viewport}
+\centerline{Convert to Physical device coordinates (PDC)}
}
\section{Functions}%