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problem1 implement the polyl ine function using the dda algorithm given any number n of input pants a single point is
problem1 does a process know that a port it is reading from is actually a port set does it matter2 mach supports two
problem1 why do you think there is a call to copy a region of virtual memory after all any thread can just copy it by
problem1 mach supports the concept of a processor set on what class of machines does this concept make the most sense
problem1 the global run queues of must be locked before being searched do the local run queues not shown in the figure
problem1 name one difference between a process with two threads and two processes each with one thread that share the
problem1 write a routine to implement exterior clipping on any part of a defined picture using any specified window2
problem1 write a routine to clip an ellipse against a rectangular window2 assuming that all characters in a text string
problem1 write a routine to split a concave polygon using the vector method2 write a routine to split a concave polygon
problem1 set up a detailed algorithm for the nicholl-lee-nicholl approach to line dipping for any input pair of line
problem1 implement the cohen-sutherland line-clipping algorithm2 carefully discuss the rationale behind the various
problem1 derive the matrix representation for a workstation transformation2 write a set of procedures to implement the
problemwrite a set of procedures to implement the viewing pipeline without clipping and without the workstation
problem1 write a procedure to implement the evaluate view mapping matrix function that calculates the elements of a
problem1 write a procedure to implement the evaluate view orientation matrix function that calculates the elements of
problem1 discuss model representations that would be appropriate for several distnctly different kinds of systems also
problem1 write a procedure to implement the unoost structure function on a raster system2 write a procedure to
problem1 write a procedure for creating and manipulating the information in a central structure store this procedure is
problem1 write a drawing package that allows straight lines rectangles and circles to be con-structed with rubber-band
problem1 modify the drawing package in the previous exercise that allows lines to be con-strained horizontally or
problem1 write a drawing program that allows users to create a picture as a set of line segments drawn between
problem1 write a routine that displays a linear scale and a slider on the screen and allows numeric values to be
problem1 extend the program of the previous exercise so that selected objects can be scaled and rotated before
problem1 design a user interface for a painting program2 design a user interface for a two-level hierarchical modeling
problem1 list the possible formats for presenting menus to a user arc explain under what circumstances each might be