[Pixelle-commit] SF.net SVN: pixelle: [111] trunk/pixelle

[<dbr...@us...>]

Revision: 111
          http://pixelle.svn.sourceforge.net/pixelle/?rev=111&view=rev
Author:   dbrosius
Date:     2008-06-28 16:57:09 -0700 (Sat, 28 Jun 2008)

Log Message:
-----------
add most of the java.lang.Math functions

Modified Paths:
--------------
    trunk/pixelle/etc/Pixelle.g
    trunk/pixelle/htdocs/index.html

Modified: trunk/pixelle/etc/Pixelle.g
===================================================================
--- trunk/pixelle/etc/Pixelle.g	2008-06-28 23:18:02 UTC (rev 110)
+++ trunk/pixelle/etc/Pixelle.g	2008-06-28 23:57:09 UTC (rev 111)
@@ -265,6 +265,50 @@
 	|	'min' '(' expr ',' expr ')' 
 		{
 			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "min", "(DD)D");
+		} 
+	|	'pow' '(' expr ',' expr ')' 
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "pow", "(DD)D");
+		} 
+	|	'sqrt' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "sqrt", "(D)D");
+		} 
+	|	'sin' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "sin", "(D)D");
+		} 
+	|	'cos' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "cos", "(D)D");
+		} 
+	|	'tan' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "tan", "(D)D");
+		} 
+	|	'asin' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "asin", "(D)D");
+		} 
+	|	'acos' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "acos", "(D)D");
+		} 
+	|	'atan' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "atan", "(D)D");
+		} 
+	|	'log' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "log", "(D)D");
+		} 
+	|	'exp' '(' expr ')'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "exp", "(D)D");
+		} 
+	|	'random'
+		{
+			mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Math", "random", "()D");
 		} ;
 	
 NUMBER :   '0'..'9'+ ( '.' ('0'..'9'+))?;

Modified: trunk/pixelle/htdocs/index.html
===================================================================
--- trunk/pixelle/htdocs/index.html	2008-06-28 23:18:02 UTC (rev 110)
+++ trunk/pixelle/htdocs/index.html	2008-06-28 23:57:09 UTC (rev 111)
@@ -49,11 +49,33 @@
 				<li>height<br/>
 				The height in pixels of the image.</li>
 				<li>abs(e)<br/>
-				The absolute value of an expression.
+				The absolute value of an expression.</li>
 				<li>min(e, f)<br/>
-				The minimum value of two expressions.
+				The minimum value of two expressions.</li>
 				<li>min(e, f)<br/>
-				The maximum value of two expressions.
+				The maximum value of two expressions.</li>
+				<li>pow(e, f)<br/>
+				One expression raised to the second expression's power</li>
+				<li>sqrt(e)<br/>
+				The square root of an expression</li>
+				<li>sin(e)<br/>
+				The sine of an expression</li>
+				<li>cos(e)<br/>
+				The cosine of an expression</li>
+				<li>tan(e)<br/>
+				The tangent of an expression</li>
+				<li>asin(e)<br/>
+				The arc sine of an expression</li>
+				<li>acos(e)<br/>
+				The arc cosine of an expression</li>
+				<li>atan(e)<br/>
+				The arc tangent of an expression</li>
+				<li>log(e)<br/>
+				The log of an expression</li>
+				<li>exp(e)<br/>
+				The euler number (e) raised to an expression's power.</li>
+				<li>random(e)<br/>
+				A random number between 0 and 1</li>
 			</ul>				
 			
 			<p><pre>As of June 27, simple expressions should work. Some examples:


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