##
## Copyright (c) 2005 PIXAR.  All rights reserved.  This program or
## documentation contains proprietary confidential information and trade
## secrets of PIXAR.  Reverse engineering of object code is prohibited.
## Use of copyright notice is precautionary and does not imply
## publication.
##
##                      RESTRICTED RIGHTS NOTICE
##
## Use, duplication, or disclosure by the Government is subject to the
## following restrictions:  For civilian agencies, subparagraphs (a) through
## (d) of the Commercial Computer Software--Restricted Rights clause at
## 52.227-19 of the FAR; and, for units of the Department of Defense, DoD
## Supplement to the FAR, clause 52.227-7013 (c)(1)(ii), Rights in
## Technical Data and Computer Software.
##
## Pixar Animation Studios
## 1200 Park Ave
## Emeryville, CA  94608
##

##
##  Switch
##  A simple generative function that switches between two inputs
##

slim 1 extensions pixartt {
    extensions pixar pxsl {
        template float Switch {
            description {
		Switch between two inputs
	    }
	    parameter float Input0 {
		label "Input 0"
		detail varying
		default 0
	    }
	    parameter float Input1 {
		label "Input 1"
		detail varying
		default 0
	    }
	    parameter float Which {
		label "Which Input"
		detail uniform
		range {0 1 1}
		default 0
	    }
	    parameter float result {
		access output
		display hidden
	    }
	    RSLSource GenerativeFunction {
		proc primvars {} {}
		proc function {} {
		    generateBody {
			output "if (Which > 0.5)"
			output "{"
			indent
			set var1 [generate Input1]
			output "result = $var1;"
			exdent
			output "}"
			output "else"
			output "{"
			indent
			set var0 [generate Input0]
			output "result = $var0;"
			exdent
			output "}"
		    }
		}
	    }
        }
    }
}