1    /* 
2     * Created by DocJava, Inc. 
3     * User: lyon 
4     * Date: Feb 28, 2003 
5     * Time: 7:44:33 AM 
6     */ 
7    package ip.transforms; 
8     
9    import j2d.hpp.HppFilterInterface; 
10    
11    
12   public class NoOpFilter implements HppFilterInterface { 
13       public short getR(int r) { 
14           return noOp(r); 
15       } 
16    
17       public short getG(int g) { 
18           return noOp(g); 
19       } 
20    
21       public short getB(int b) { 
22           return noOp(b); 
23       } 
24    
25       private short noOp(int v) { 
26           if (outOfRange(v)) 
27               System.out.println("out of range! v=" + v); 
28           if (v < 0) return 0; 
29           if (v > 255) return 255; 
30           return (short) 255; 
31       } 
32    
33       private boolean outOfRange(int v) { 
34           if (v < 0) return true; 
35           if (v > 255) return true; 
36           return false; 
37       } 
38    
39   } 
40