/** 
 * @file fullbrightV.glsl
 *
 * $LicenseInfo:firstyear=2007&license=viewerlgpl$
 * $/LicenseInfo$
 */
 


void calcAtmospherics(vec3 inPositionEye);

vec3 atmosAmbient(vec3 light);
vec3 atmosAffectDirectionalLight(float lightIntensity);
vec3 scaleDownLight(vec3 light);
vec3 scaleUpLight(vec3 light);

varying float vary_texture_index;

void main()
{
	//transform vertex
	vec4 vert = vec4(gl_Vertex.xyz, 1.0);
	vary_texture_index = gl_Vertex.w;

	gl_Position = gl_ModelViewProjectionMatrix*vert; 
	
	gl_TexCoord[0] = gl_TextureMatrix[0] * gl_MultiTexCoord0;
	
	vec4 pos = (gl_ModelViewMatrix * vert);
				
	calcAtmospherics(pos.xyz);
	
	gl_FrontColor = gl_Color;

	gl_FogFragCoord = pos.z;
}