[Jason-developers] SF.net SVN: jason:[1811] trunk/src/jason/functions

[<jom...@us...>]

Revision: 1811
          http://sourceforge.net/p/jason/svn/1811
Author:   jomifred
Date:     2014-09-26 12:05:02 +0000 (Fri, 26 Sep 2014)
Log Message:
-----------
add trigonometric functions

Added Paths:
-----------
    trunk/src/jason/functions/acos.java
    trunk/src/jason/functions/asin.java
    trunk/src/jason/functions/atan.java
    trunk/src/jason/functions/cos.java
    trunk/src/jason/functions/sin.java
    trunk/src/jason/functions/tan.java

Added: trunk/src/jason/functions/acos.java
===================================================================
--- trunk/src/jason/functions/acos.java	                        (rev 0)
+++ trunk/src/jason/functions/acos.java	2014-09-26 12:05:02 UTC (rev 1811)
@@ -0,0 +1,35 @@
+package jason.functions;
+
+import jason.JasonException;
+import jason.asSemantics.DefaultArithFunction;
+import jason.asSemantics.TransitionSystem;
+import jason.asSyntax.NumberTerm;
+import jason.asSyntax.Term;
+
+/** 
+  <p>Function: <b><code>math.acos(N)</code></b>: encapsulates java Math.acos(N),
+  returns the arc cosine of a value; the returned angle is in the range 0.0 through pi.
+  
+  @author Jomi 
+*/
+public class acos extends DefaultArithFunction  {
+
+    public String getName() {
+        return "math.acos";
+    }
+    
+    @Override
+    public double evaluate(TransitionSystem ts, Term[] args) throws Exception {
+        if (args[0].isNumeric()) {
+            return Math.acos(((NumberTerm)args[0]).solve());
+        } else {
+            throw new JasonException("The argument '"+args[0]+"' is not numeric!");
+        }
+    }
+
+    @Override
+    public boolean checkArity(int a) {
+        return a == 1;
+    }
+    
+}

Added: trunk/src/jason/functions/asin.java
===================================================================
--- trunk/src/jason/functions/asin.java	                        (rev 0)
+++ trunk/src/jason/functions/asin.java	2014-09-26 12:05:02 UTC (rev 1811)
@@ -0,0 +1,35 @@
+package jason.functions;
+
+import jason.JasonException;
+import jason.asSemantics.DefaultArithFunction;
+import jason.asSemantics.TransitionSystem;
+import jason.asSyntax.NumberTerm;
+import jason.asSyntax.Term;
+
+/** 
+  <p>Function: <b><code>math.asin(N)</code></b>: encapsulates java Math.asin(N),
+  returns the arc sine of a value; the returned angle is in the range -pi/2 through pi/2.
+  
+  @author Jomi 
+*/
+public class asin extends DefaultArithFunction  {
+
+    public String getName() {
+        return "math.asin";
+    }
+    
+    @Override
+    public double evaluate(TransitionSystem ts, Term[] args) throws Exception {
+        if (args[0].isNumeric()) {
+            return Math.asin(((NumberTerm)args[0]).solve());
+        } else {
+            throw new JasonException("The argument '"+args[0]+"' is not numeric!");
+        }
+    }
+
+    @Override
+    public boolean checkArity(int a) {
+        return a == 1;
+    }
+    
+}

Added: trunk/src/jason/functions/atan.java
===================================================================
--- trunk/src/jason/functions/atan.java	                        (rev 0)
+++ trunk/src/jason/functions/atan.java	2014-09-26 12:05:02 UTC (rev 1811)
@@ -0,0 +1,35 @@
+package jason.functions;
+
+import jason.JasonException;
+import jason.asSemantics.DefaultArithFunction;
+import jason.asSemantics.TransitionSystem;
+import jason.asSyntax.NumberTerm;
+import jason.asSyntax.Term;
+
+/** 
+  <p>Function: <b><code>math.atan(N)</code></b>: encapsulates java Math.atan(N),
+  returns the arc tangent of a value; the returned angle is in the range -pi/2 through pi/2.
+  
+  @author Jomi 
+*/
+public class atan extends DefaultArithFunction  {
+
+    public String getName() {
+        return "math.atan";
+    }
+    
+    @Override
+    public double evaluate(TransitionSystem ts, Term[] args) throws Exception {
+        if (args[0].isNumeric()) {
+            return Math.atan(((NumberTerm)args[0]).solve());
+        } else {
+            throw new JasonException("The argument '"+args[0]+"' is not numeric!");
+        }
+    }
+
+    @Override
+    public boolean checkArity(int a) {
+        return a == 1;
+    }
+    
+}

Added: trunk/src/jason/functions/cos.java
===================================================================
--- trunk/src/jason/functions/cos.java	                        (rev 0)
+++ trunk/src/jason/functions/cos.java	2014-09-26 12:05:02 UTC (rev 1811)
@@ -0,0 +1,35 @@
+package jason.functions;
+
+import jason.JasonException;
+import jason.asSemantics.DefaultArithFunction;
+import jason.asSemantics.TransitionSystem;
+import jason.asSyntax.NumberTerm;
+import jason.asSyntax.Term;
+
+/** 
+  <p>Function: <b><code>math.cos(N)</code></b>: encapsulates java Math.cos(N),
+  returns the trigonometric cosine of an angle.
+  
+  @author Jomi 
+*/
+public class cos extends DefaultArithFunction  {
+
+    public String getName() {
+        return "math.cos";
+    }
+    
+    @Override
+    public double evaluate(TransitionSystem ts, Term[] args) throws Exception {
+        if (args[0].isNumeric()) {
+            return Math.cos(((NumberTerm)args[0]).solve());
+        } else {
+            throw new JasonException("The argument '"+args[0]+"' is not numeric!");
+        }
+    }
+
+    @Override
+    public boolean checkArity(int a) {
+        return a == 1;
+    }
+    
+}

Added: trunk/src/jason/functions/sin.java
===================================================================
--- trunk/src/jason/functions/sin.java	                        (rev 0)
+++ trunk/src/jason/functions/sin.java	2014-09-26 12:05:02 UTC (rev 1811)
@@ -0,0 +1,35 @@
+package jason.functions;
+
+import jason.JasonException;
+import jason.asSemantics.DefaultArithFunction;
+import jason.asSemantics.TransitionSystem;
+import jason.asSyntax.NumberTerm;
+import jason.asSyntax.Term;
+
+/** 
+  <p>Function: <b><code>math.sin(N)</code></b>: encapsulates java Math.sin(N),
+  returns the trigonometric sine of an angle.
+  
+  @author Jomi 
+*/
+public class sin extends DefaultArithFunction  {
+
+    public String getName() {
+        return "math.sin";
+    }
+    
+    @Override
+    public double evaluate(TransitionSystem ts, Term[] args) throws Exception {
+        if (args[0].isNumeric()) {
+            return Math.sin(((NumberTerm)args[0]).solve());
+        } else {
+            throw new JasonException("The argument '"+args[0]+"' is not numeric!");
+        }
+    }
+
+    @Override
+    public boolean checkArity(int a) {
+        return a == 1;
+    }
+    
+}

Added: trunk/src/jason/functions/tan.java
===================================================================
--- trunk/src/jason/functions/tan.java	                        (rev 0)
+++ trunk/src/jason/functions/tan.java	2014-09-26 12:05:02 UTC (rev 1811)
@@ -0,0 +1,35 @@
+package jason.functions;
+
+import jason.JasonException;
+import jason.asSemantics.DefaultArithFunction;
+import jason.asSemantics.TransitionSystem;
+import jason.asSyntax.NumberTerm;
+import jason.asSyntax.Term;
+
+/** 
+  <p>Function: <b><code>math.tan(N)</code></b>: encapsulates java Math.tan(N),
+  returns the trigonometric tangent of an angle.
+  
+  @author Jomi 
+*/
+public class tan extends DefaultArithFunction  {
+
+    public String getName() {
+        return "math.tan";
+    }
+    
+    @Override
+    public double evaluate(TransitionSystem ts, Term[] args) throws Exception {
+        if (args[0].isNumeric()) {
+            return Math.tan(((NumberTerm)args[0]).solve());
+        } else {
+            throw new JasonException("The argument '"+args[0]+"' is not numeric!");
+        }
+    }
+
+    @Override
+    public boolean checkArity(int a) {
+        return a == 1;
+    }
+    
+}

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