source: trunk/gui/vizservers/nanovis/shaders/vertex_std.cg @ 386

/*
 * ======================================================================
 *  AUTHOR:  Wei Qiao <qiaow@purdue.edu>
 *           Purdue Rendering and Perceptualization Lab (PURPL)
 *
 *  Copyright (c) 2004-2006  Purdue Research Foundation
 *
 *  See the file "license.terms" for information on usage and
 *  redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 * ======================================================================
 */

#include "common.cg"
 
v2f main(a2v IN, 
                uniform float4x4 modelViewProjMatrix, 
                uniform float4x4 modelViewInv)
{
        v2f OUT;

        //clip space vertex position
        OUT.HPosition = mul(modelViewProjMatrix, mul(modelViewInv, IN.Position));
        
        //eye space texture coordinates
        OUT.TexCoord = IN.TexCoord;

        //world space eye position
        OUT.EyeVector = normalize(IN.Position.xyz - float3(0., 0., 0.));

        return OUT;
}