Mercurial Hosting > luan

annotate src/luan/lib/MathLib.java @ 97:7b15f56660fa

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
implement most of Math module git-svn-id: https://luan-java.googlecode.com/svn/trunk@98 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Sat, 09 Mar 2013 07:47:18 +0000
parents b1e87f1bcc13
children 3c404a296995
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
55
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
1 package luan.lib;
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
2
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
3 import luan.LuanState;
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
4 import luan.LuanTable;
73
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
5 import luan.LuanFunction;
86
6db8f286fa6c _ENV is per module, not global
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 77
diff changeset
6 import luan.LuanLoader;
55
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
7 import luan.LuanJavaFunction;
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
8
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
9
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
10 public final class MathLib {
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
11
90
b1e87f1bcc13 make module names uppercase;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 86
diff changeset
12 public static final String NAME = "Math";
73
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
13
86
6db8f286fa6c _ENV is per module, not global
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 77
diff changeset
14 public static final LuanLoader LOADER = new LuanLoader() {
6db8f286fa6c _ENV is per module, not global
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 77
diff changeset
15 @Override protected void load(LuanState luan) {
73
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
16 LuanTable module = new LuanTable();
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
17 try {
97
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
18 add( module, "abs", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
19 add( module, "acos", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
20 add( module, "asin", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
21 add( module, "atan", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
22 add( module, "atan2", Double.TYPE, Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
23 add( module, "ceil", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
24 add( module, "cos", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
25 add( module, "cosh", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
26 add( module, "deg", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
27 add( module, "exp", Double.TYPE );
73
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
28 add( module, "floor", Double.TYPE );
97
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
29 add( module, "log", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
30 add( module, "min", Double.TYPE, new double[0].getClass() );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
31 add( module, "max", Double.TYPE, new double[0].getClass() );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
32 add( module, "modf", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
33 module.put("pi",Math.PI);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
34 add( module, "pow", Double.TYPE, Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
35 add( module, "rad", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
36 add( module, "random" );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
37 add( module, "sin", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
38 add( module, "sinh", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
39 add( module, "sqrt", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
40 add( module, "tan", Double.TYPE );
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
41 add( module, "tanh", Double.TYPE );
73
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
42 } catch(NoSuchMethodException e) {
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
43 throw new RuntimeException(e);
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
44 }
86
6db8f286fa6c _ENV is per module, not global
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 77
diff changeset
45 luan.loaded().put(NAME,module);
55
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
46 }
73
f86e4f77ef32 add package module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 55
diff changeset
47 };
55
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
48
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
49 private static void add(LuanTable t,String method,Class<?>... parameterTypes) throws NoSuchMethodException {
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
50 t.put( method, new LuanJavaFunction(MathLib.class.getMethod(method,parameterTypes),null) );
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
51 }
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
52
97
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
53 public static double abs(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
54 return Math.abs(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
55 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
56
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
57 public static double acos(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
58 return Math.acos(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
59 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
60
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
61 public static double asin(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
62 return Math.asin(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
63 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
64
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
65 public static double atan(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
66 return Math.atan(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
67 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
68
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
69 public static double atan2(double y,double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
70 return Math.atan2(y,x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
71 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
72
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
73 public static double ceil(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
74 return Math.ceil(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
75 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
76
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
77 public static double cos(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
78 return Math.cos(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
79 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
80
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
81 public static double cosh(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
82 return Math.cosh(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
83 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
84
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
85 public static double deg(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
86 return Math.toDegrees(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
87 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
88
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
89 public static double exp(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
90 return Math.exp(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
91 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
92
55
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
93 public static double floor(double x) {
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
94 return Math.floor(x);
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
95 }
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
96
97
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
97 public static double log(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
98 return Math.log(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
99 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
100
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
101 public static double min(double x,double... a) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
102 for( double d : a ) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
103 if( x > d )
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
104 x = d;
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
105 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
106 return x;
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
107 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
108
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
109 public static double max(double x,double... a) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
110 for( double d : a ) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
111 if( x < d )
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
112 x = d;
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
113 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
114 return x;
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
115 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
116
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
117 public static double[] modf(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
118 double i = (int)x;
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
119 return new double[]{i,x-i};
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
120 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
121
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
122 public static double pow(double x,double y) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
123 return Math.pow(x,y);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
124 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
125
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
126 public static double rad(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
127 return Math.toRadians(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
128 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
129
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
130 public static double random() {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
131 return Math.random();
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
132 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
133
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
134 public static double sin(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
135 return Math.sin(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
136 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
137
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
138 public static double sinh(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
139 return Math.sinh(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
140 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
141
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
142 public static double sqrt(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
143 return Math.sqrt(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
144 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
145
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
146 public static double tan(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
147 return Math.tan(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
148 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
149
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
150 public static double tanh(double x) {
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
151 return Math.tanh(x);
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
152 }
7b15f56660fa implement most of Math module
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 90
diff changeset
153
55
9381b23ea9e1 various fixes
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
154 }