uniform vec4 HG_DepthRange;
uniform sampler2D HG_Texture0;
uniform sampler2D HG_Texture1;

varying vec3 normal;
varying vec3 pos;
varying vec3 gpos;

void main()
{
	vec4 IM = texture2D( HG_Texture0, gl_TexCoord[0].xy );

	if( IM.a < 0.5 ) discard;
	IM.a = 1.0;

	IM.g = IM.b = IM.r;
//	IM.rgb *= gl_Color.rgb;

	vec3 rpos = gl_LightSource[0].position.xyz - gpos;
	vec3 ln = normalize( rpos );
	float dotv = dot( ln, normal );
	float intensity = 1./pow( length( rpos ), 0.2 );
	IM.rgb*= pow(dotv,2.) * intensity * 1.;
 
	gl_FragColor = IM * 1.5 - 0.1;
}