... RemoteException;}MyRemoteClassImpl.javaimport java.rmi.*;public class MyRemoteClassImpl implements MyRemoteClass{public MySerializableClass myFunction(MySerializableClass c) throws RemoteException{ c. setMyAttribute (c. getMyAttribute()*2);//Change ... MyRemoteClass!");}catch(Exception e){System.out.println(e);}}}ClientClass : sử dụng đối tượng RemoteClassMySerializableClassClient.javaimport java.rmi.*;public class MySerializableClassClient{public ... ClientClass : sử dụng đối tượng RemoteClassMyRemoteClassClient.javaimport java.rmi.*;public class MyRemoteClassClient{public static void main(String args[]){try{System.out.println("DEMO:...
... by scan con- verting the basic geometric-structure specifications into pixel patterns. Typically, graphics programming packages provide functions to describe a scene in terms of these basic ... other conic sections, quadric surfaces, spline curves and surfaces, polygon color areas, and character strings. We begin our discussion of picture-generation procedures by examining device-level ... Voice Systems Speech recognizers are used in some graphics workstations as input devices to accept voice commands The voice-system input can be used to initiate graphics REFERENCES...
... general curve contour, then fitting.the selected points with a polynomial. One way to accomplish the curve fitting is to construct a cubic polynomial curve section between each pair of specified ... tint n, wcPt2 pts) Draw a connected sequence of n-1 line segments, specified in pts . pCircle (wcPt2 center, float r) Draw a circle of radius r at center. ppillarea (int n, wcPt2 pts) ... a curve, ci\rcles (or markers), and text. ?hftesy of Wolfmrn hrch, Inc., The Mah of Malhtica.J Additional primitives available in graphics packages include cell arrays, character...
... With the direct storage scheme, when- ever a particular color code is specified in an application program, the corre- sponding binary value is placed in the frame buffer for each-component pixel ... fill color with the two back- ground colors to obtain the new pixel color. With three background colors and one foreground color, or with two background and two foreground colors, we nccd all ... solved. This occurs when the color val- ucs are all very similar or when they are all proportional to each other. CHARACTER ATTRIBUTES The appearance of displayed characters is controlled by...
... lines arc then processed through the intersection calculations, which must solve simultaneous circle-line equations Splitting Concave Polygons We can identify a concave polygon by calculating ... Identifying a concave polygon by calculating cross products of successive pairsof edge vectors. some cross products is positive while others have a negative z component, we have a concave polygon. ... For concave polygon-clipping re- gions, we can still apply these parametric clipping procedures if we first split the concave polygon into a set of convex poiygons. Circles or other curved-boundary...
... Identifying a concave polygon by calculating cross products of successive pairsof edge vectors. some cross products is positive while others have a negative z component, we have a concave polygon. ... Area Clipping (polygons) Curve Clipping Text Clipp~ng Line and polygon clipping routines are standard components of graphics pack- ages, but many packages accommodate curved objects, particularly ... coordinate conversion. Since rotation calculations quire trignometric evaluations and several multiplications for each transformed point, computational efficiency can become an important consideration...
... dng c mã lnh th c thi cphântán trên nhiu máy thì chng trình ó c i là chng trìnhphântán và vi c lp trình to ra cc chng trình này c gi là lp trình phân tán. C rt ... Lp trìnhphântán vi RMI là mt trong nhng vn nóng bng c a nn c ngnghip phn mm ngày nay. giúp cc bn ccc kin th c c bn v lp trìnhphân tán và c ng ngh lp trìnhphântán ... java.rmi.*;public class CalculatorSetup {public static void main(String[] args) throws Exception{ Calculator c= new CalculatorImpl(); UnicastRemoteObject.exportObject (c) ; Naming.rebind("rmi://localhost/Cal" ,c) ;...
... chng trìnhphântán và vi c lp trình to ra cc chng trình này c gi là lp trình phân tán. C rt nhiu c ng ngh lp trìnhphântán nh: DCOM, CORBA, RMI,EJB trong ó RMI là c ng ngh ... nóng bng c a nn c ngnghip phn mm ngày nay. giúp cc bn ccc kin th c c bn v lp trìnhphân tán và c ng ngh lp trìnhphântán RMI. Chng này ta tho lun v cc khía c nh ó.Sau ... java.rmi.*;public class CalculatorSetup {public static void main(String[] args) throws Exception{ Calculator c= new CalculatorImpl(); UnicastRemoteObject.exportObject (c) ; Naming.rebind("rmi://localhost/Cal" ,c) ;...
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