uniform vec4 u_amb;
uniform vec4 u_emiss;

#define surfEmissive (u_surfProps.w)

VSIN(ATTRIB_POS)	vec3 in_pos;

VSOUT vec4 v_color;
VSOUT vec2 v_tex0;
VSOUT float v_fog;

void
main(void)
{
	vec4 Vertex = u_world * vec4(in_pos, 1.0);
	gl_Position = u_proj * u_view * Vertex;
	vec3 Normal = mat3(u_world) * in_normal;

	v_tex0 = in_tex0;

	v_color = in_color;
	v_color.rgb *= u_amb.rgb;
	v_color.rgb += u_emiss.rgb*surfEmissive;
	v_color = clamp(v_color, 0.0, 1.0);
	v_color.a *= u_matColor.a;

	v_fog = DoFog(gl_Position.w);
}