/// ============================================================================
/*
Copyright (C) 2005 Robert Beckebans <trebor_7@users.sourceforge.net>
Please see the file "AUTHORS" for a list of contributors

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
/// ============================================================================

attribute vec4		attr_TexCoord0;

varying vec3		var_Vertex;
varying vec3		var_Normal;
varying vec2		var_TexDiffuse;
varying vec3		var_TexAttenXYZ;
//varying vec3		var_TexAttenCube;
//varying vec3		var_TexShadow;

void	main()
{
	// transform vertex position into homogenous clip-space
	gl_Position = ftransform();
	
	// assign position in object space
	var_Vertex = gl_Vertex.xyz;
	
	// assign normal in object space
	var_Normal = gl_Normal;
	
	// transform diffusemap texcoords
	var_TexDiffuse = (gl_TextureMatrix[0] * attr_TexCoord0).st;
	
	// calc light xy,z attenuation in light space
	var_TexAttenXYZ = (gl_TextureMatrix[1] * gl_Vertex).xyz;
	
	// calc light cube attenuation in light space
//	var_TexAttenCube = (gl_TextureMatrix[2] * gl_Vertex).xyz;

	// calc shadow cube attenuation in light space
//	var_tex_shadow = (gl_TextureMatrix[4] * gl_Vertex).xyz;
}